PHX - SFO

$78 Find Cheap Flights from Phoenix Sky Harbor Airport to San Francisco - Compare and Save

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Everything you should know

Cheapest round-trip
$105
Typical prices: $163-$317
Frontier
Fri 11/9Wed 11/14
PHX - SFO • Non-stop
Cheapest one-way
$78
Typical prices: $109-$229
Frontier
Mon 12/10
PHX - SFO • 1 stop
Advice from real travelers
Qatar Airways adds value with free checked bags; Frontier Economy Bundle adds flexibility.
For comfort, ANA offers 34-inch legroom; United Economy Plus adds extra space.
Expert advice
+1
Expert advice
+1
Nonstop flights
You can fly direct with United Airlines, American Airlines and others. Average duration is 2h 14m.
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 75% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 9 weeks in advance save around 44% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 27% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $211 (round-trip)
Shortest trip • 4h 25m (one-way)
Insights
Insights
Start a new search
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We hope you love your trip to San Francisco!

Cheap Flights from Sky Harbor Intl to San Francisco (PHX-SFO)

 

Cheap flights from Sky Harbor Intl to San Francisco with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Mon, Nov 9 - Sat, Nov 14
Frontier Logo
2:45 pm - 4:02 pmPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 17mnonstop
Frontier Logo
5:07 pm - 8:10 pmSFO  San Francisco-PHX Phoenix Sky Harbor Intl
2h 03mnonstop
$105Frontier
Wed, Nov 11 - Thu, Nov 12
Frontier Logo
2:45 pm - 4:02 pmPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 17mnonstop
Frontier Logo
1:36 pm - 4:41 pmSFO  San Francisco-PHX Phoenix Sky Harbor Intl
2h 05mnonstop
$105Frontier
Sat, Nov 21 - Mon, Nov 23
Multiple Airlines Logo
9:28 am - 10:46 amPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 18mnonstop
Multiple Airlines Logo
4:23 pm - 11:49 pmSFO  San Francisco-PHX Phoenix Sky Harbor Intl
6h 26m1 stop San Diego
$113Multiple Airlines
Mon, Dec 7 - Thu, Dec 10
United Airlines Logo
9:30 am - 10:43 amPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 13mnonstop
United Airlines Logo
8:18 am - 11:19 amSFO  San Francisco-PHX Phoenix Sky Harbor Intl
2h 01mnonstop
$117United Airlines
Sat, Dec 5 - Mon, Dec 7
United Airlines Logo
2:16 pm - 3:26 pmPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 10mnonstop
United Airlines Logo
10:05 am - 1:11 pmSFO  San Francisco-PHX Phoenix Sky Harbor Intl
2h 06mnonstop
$117United Airlines
Wed, Dec 9 - Fri, Dec 11
Southwest Logo
7:30 pm - 8:35 pmPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 05mnonstop
Southwest Logo
11:10 am - 2:25 pmSFO  San Francisco-PHX Phoenix Sky Harbor Intl
2h 15mnonstop
$117Southwest
Thu, Nov 12 - Tue, Nov 17
Southwest Logo
10:30 pm - 11:45 pmPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 15mnonstop
Southwest Logo
10:25 am - 1:25 pmSFO  San Francisco-PHX Phoenix Sky Harbor Intl
2h 00mnonstop
$117Southwest
Fri, Nov 20 - Sat, Nov 21
Multiple Airlines Logo
9:28 am - 10:46 amPHX  Phoenix Sky Harbor Intl-SFO San Francisco
2h 18mnonstop
Multiple Airlines Logo
7:29 pm - 10:29 amSFO  San Francisco-PHX Phoenix Sky Harbor Intl
14h 00m1 stop San Diego
$118Multiple Airlines
Mon, Nov 23 - Thu, Dec 3
Alaska Airlines Logo
6:08 am - 8:52 amPHX  Phoenix Sky Harbor Intl-SFO San Francisco
3h 44m1 stop San Diego
Alaska Airlines Logo
12:11 pm - 7:20 pmSFO  San Francisco-PHX Phoenix Sky Harbor Intl
6h 09m1 stop San Diego
$137Alaska Airlines
Sat, Nov 14 - Sat, Nov 21
Alaska Airlines Logo
8:22 pm - 8:52 amPHX  Phoenix Sky Harbor Intl-SFO San Francisco
13h 30m1 stop San Diego
Alaska Airlines Logo
7:29 pm - 10:29 amSFO  San Francisco-PHX Phoenix Sky Harbor Intl
14h 00m1 stop San Diego
$137Alaska Airlines

Price, demand and travel trends for Phoenix Sky Harbor Intl Airport to San Francisco flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Phoenix Sky Harbor Intl Airport to San Francisco?

Round-trip flights from Phoenix Sky Harbor Intl Airport to San Francisco typically range from $163 to $317. The lowest price found in the past 5 days was $105, on Frontier.

What's the cheapest day of the week to fly from Phoenix Sky Harbor Intl Airport to San Francisco?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Phoenix Sky Harbor Intl Airport to San Francisco. It’s 11% cheaper than the average day, while Sunday is the most expensive, with prices 23% higher.

What’s the cheapest month to fly from Phoenix Sky Harbor Intl Airport to San Francisco?

•February is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to San Francisco at $174 round-trip.
•September ($267) and June ($265) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 53% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Phoenix Sky Harbor Intl Airport to San Francisco the cheapest?

Flights from Phoenix Sky Harbor Intl Airport to San Francisco are cheapest 9 weeks before departure. Booking in this window typically costs about 44% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice for your flight from Sky Harbor Intl to San Francisco

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Qatar Airways, Frontier and United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Gabriel Leigh

Gabriel Leigh

Expert on ANA

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Blane Bachelor

Blane Bachelor

Expert on Southwest and SFO

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Laura Ratliff

Laura Ratliff

Expert on PHX

Laura Ratliff is a New York-based writer and editor. She lives in downtown Brooklyn with her husband and their beloved dogs. Originally from Texas, she now considers New York City her home. She typically spends more than 200,000 miles on a plane each year and stays in plenty of hotels.

Key details for Phoenix Sky Harbor Intl Airport to San Francisco flights

Low season

September

Cheapest flight

$78
Beat the crowds with an average 25% drop in travelers.
The most popular month to fly with an average 20% increase in travelers.
One-way flight from Phoenix Sky Harbor Intl Airport to San Francisco

When to book flights from Sky Harbor Intl to San Francisco

Are your dates flexible? Find out the best times to travel from Sky Harbor Intl to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Flights from Sky Harbor Intl to San Francisco: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from Sky Harbor Intl to San Francisco 
GeraldFlew with United Airlines-Sep 2026
Try to fly as early in the day as possible. Delays compound as the day progresses. I always try for a flight where the plane arrives the previous night.
GeraldFlew with Alaska Airlines-Dec 2025
Know this is a regional jet Er175 with the smaller luggage bins

Your Phoenix Sky Harbor Intl Airport to San Francisco flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Phoenix Sky Harbor Intl Airport to San Francisco?

    These are the earliest and latest flight times available from Phoenix Sky Harbor Intl Airport to San Francisco:

    • Earliest: departs at 12:09 am and lands at 2:23 am
    • Latest: departs at 11:50 pm and lands at 2:04 am.

    The flight takes about 2h 14m.

  • What cabin classes can I book on flights from Phoenix Sky Harbor Intl Airport to San Francisco?

    Three cabin classes are available on flights from Phoenix Sky Harbor Intl Airport to San Francisco:

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from Phoenix Sky Harbor Intl Airport to San Francisco?

    A nonstop flight from Phoenix Sky Harbor Intl Airport to San Francisco takes 2h 14m, covering 650 miles.

  • Do I need a passport to fly from Phoenix Sky Harbor Intl Airport to San Francisco?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Phoenix Sky Harbor Intl Airport to San Francisco flight?

    Round-trip flights from Phoenix Sky Harbor Intl Airport to San Francisco range from $163 to $317, with an average of $238 over the past 12 months. Anything below $163 counts as a good deal.

  • How expensive are last-minute Phoenix Sky Harbor Intl Airport to San Francisco flights?

    Last-minute fares on this route (booked within two weeks of departure) run 32% above the $238 route average. Book 9 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Phoenix Sky Harbor Intl Airport to San Francisco?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $211 round-trip via Las Vegas Harry Reid Intl (LAS), compared to $240 for nonstop.

  • How does on-time performance compare across airlines flying from Phoenix Sky Harbor Intl Airport to San Francisco?

    Frontier is slightly above the route average for timely arrivals, while Alaska Airlines has a lower on-time arrival rate. On-time arrival rates on Phoenix Sky Harbor Intl Airport to San Francisco flights are:

    • Frontier: 75% on time
    • Alaska Airlines: 75% on time
    • United Airlines: 74% on time

    Overall, flights on this route are punctual 73% of the time on average.

  • What is the standard checked-bag allowance on flights from Phoenix Sky Harbor Intl Airport to San Francisco?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Phoenix Sky Harbor Intl Airport to San Francisco?

    The Boeing 737-800 family is used most often on this route, operated mainly by United Airlines and American Airlines. Other aircraft seen on the route include Boeing 737 MAX 8 variants.

  • How are flight departures from Phoenix Sky Harbor Intl Airport to San Francisco spread across the day?

    Morning is the busiest departure period on Phoenix Sky Harbor Intl Airport to San Francisco flights, with 43% of flights leaving in that window. Afternoon departures account for 29%, evening flights for 21%, and night flights for 7%.

  • Have flight prices from Phoenix Sky Harbor Intl Airport to San Francisco changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $105 to $876. That means the highest observed fare was about 8x higher than the lowest one.

  • Which airlines offer Wi-Fi on Phoenix Sky Harbor Intl Airport to San Francisco flights?

    Two airlines offer in-flight Wi-Fi on Phoenix Sky Harbor Intl Airport to San Francisco flights:

    • American Airlines
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

  • How are flight prices from Phoenix Sky Harbor Intl Airport to San Francisco looking right now?

    One-way fares from Phoenix Sky Harbor Intl Airport to San Francisco are currently lower than usual. Average one-way flight prices are about $90, which is 45% below the typical average for this route.

  • What car rental options are available at San Francisco Airport (SFO)?

    San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:

    • Europcar
    • Thrifty
    • Dollar
    • Hertz
    • Fox

  • Which airports can I use when flying from Phoenix Sky Harbor Intl Airport to San Francisco?

    Flights from Phoenix Sky Harbor Intl Airport to San Francisco usually depart from Phoenix Sky Harbor Intl (PHX) and arrive at San Francisco (SFO).

  • What time of day has the fewest delays on flights from Phoenix Sky Harbor Intl Airport to San Francisco?

    Morning flights have the fewest delays on this route, while evening departures tend to have the most.

  • At what point is a flight considered delayed from Phoenix Sky Harbor Intl Airport to San Francisco?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Phoenix Sky Harbor Intl Airport to San Francisco route, 27% of flights were delayed in the past 3 months, with delays averaging 2h 13m.

  • Which airports do connecting flights from Phoenix Sky Harbor Intl Airport to San Francisco pass through?

    One-stop flights from Phoenix Sky Harbor Intl Airport to San Francisco most commonly connect through:

    • San Diego (SAN) - 75% of one-stop connections
    • Los Angeles (LAX) - 10% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) - 8% of one-stop connections
    • Denver Intl (DEN) - 4% of one-stop connections

  • Can I save money by using flexible dates for flights from Phoenix Sky Harbor Intl Airport to San Francisco?

    Yes. Flexible dates can save you up to 29% on flights from Phoenix Sky Harbor Intl Airport to San Francisco. Friday is the cheapest departure day at $212 round-trip on average, while Sunday is the most expensive at $295, a difference of $83.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Phoenix Sky Harbor Intl Airport to San Francisco?

    4 airlines operate flights between Phoenix Sky Harbor Intl Airport and San Francisco. The airlines offering nonstop flights on this route include:

    • United Airlines
    • American Airlines
    • Southwest
    • Frontier

  • How much time can I save by choosing a different layover airport from Phoenix Sky Harbor Intl Airport to San Francisco?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 25m, compared with 4h 35m via Los Angeles (LAX) and 6h 10m via San Diego (SAN).

  • What popular places can I visit in San Francisco?

    Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Phoenix Sky Harbor Intl Airport to San Francisco flights?

    Among airlines operating Phoenix Sky Harbor Intl Airport to San Francisco flights:

    • Frontier: offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Phoenix Sky Harbor Intl Airport to San Francisco flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Frontier: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • What kind of flights are there between PHX and SFO?

    American Airlines, United, and Alaska Airline all operate nonstop flights PHX—SFO daily, departing at different times throughout the day. Frontier, Delta, and United operate one stop flights throughout the day from PHX to SFO. These flights have layovers in cities such as Los Angeles (LAX), Denver (DEN), and Salt Lake City (SLC).

  • Does PHX have a lounge designated for the US military?

    PHX welcomes active US military and their family members into their USO Arizona lounge at no charge. The USO is located on the east end of the 2nd level of Terminal 4. Open every day from 7 am to 3 pm, the lounge has amenities that include a kitchen, free snacks and beverages, sofas and chairs, a kids’ play area, large screen TVs, books, games, free Wi-Fi and computers.

  • Where can I park my car long-term at PHX?

    Though there are less expensive places to park in lots surrounding the airport, lots with free shuttle service to the terminal, on-site long-term parking at PHX is convenient and available for a discount. If you book your parking spot online, you will be charged a discounted price. The on-site parking garage is open 24/7 and is just a short walk to your terminal.

  • Are there any designated children’s play areas at PHX?

    PHX has built 4 different areas specifically designed to amuse children as they wait for their flight—and give mom and dad time to relax. A pre-security play area is in Terminal 4. There are three post-security play areas in Terminals 2, 3, and 4.

Your guide to booking Phoenix Sky Harbor Intl Airport to San Francisco flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Sunday. On this route, Friday flights average $212, about $83 less than Sunday fares (28% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 9 weeks before you fly. On this route, that window historically saves about 44% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Phoenix Sky Harbor Intl Airport to San Francisco trip for February. Fares historically average $174 round-trip in that month - typically $93 less than the most expensive month, which is September (based on the last 12 months).
  • For the best chance of arriving on time, fly with Frontier. Over the past three months, 75% of Frontier flights from Phoenix Sky Harbor Intl Airport to San Francisco arrived on time, slightly above the route average of 73%. When flights on this route arrive late, they're delayed by an average of 2h 13m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Las Vegas Harry Reid Intl Airport (LAS) can be cheaper than flying direct. The cheapest layover option averages $211 round-trip on this route - about $28 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Francisco Airport.

    • Grand Hyatt At Sfo
  • San Francisco International Airport (SFO) serves as a hub for Alaska Airlines, the airline that runs Terminal 2. SFO is also a maintenance hub for United Airlines.
  • If you are a nursing mom who needs to breastfeed your baby or pump before your flight, you can find calm, clean privacy if you desire it in one of the many nursing stations installed at Phoenix Sky Harbor International Airport (PHX). Each terminal has two stations, one pre-security and one post-security. Each room contains comfortable seating, a baby-changing station, a soap dispenser, paper towels, an electrical outlet for a breast pump, a countertop and a sink.
  • The PHX features the Compassion Corner, comprised of an inter-faith chapel, a sensory room, which is a dementia-friendly room where mentally and emotionally challenged travelers can center themselves before a flight, and the Compassion Corner Office, a private space where staff can deal with stressful passenger issues with respect, compassion, and dignity. The Compassion Corner is located on the 3rd level of Terminal 4 and is open 8 am to 4 pm.
  • If your pet or service animal needs to go or needs a drink as soon as you land, take advantage of SFO’s animal relief areas in Terminal 1 and Terminal 3 arrivals. Just follow the painted paw prints to find the outdoor, landscaped areas with bowls and drinking water, places to relieve themselves, and bags and trash receptacles so you can clean up after your four-legged friend. These areas are accessible and open 24h.
  • If you have an early flight and want to spend the night before near the PHX airport, there are a number of affordable places to stay that have 24h free airport shuttle service. Crowne Plaza Phoenix Airport - PHX, an IHG Hotel, Howard Johnson by Wyndham, and Aloft Phoenix-Airport are three affordable hotels very close to the airport.

Prefer to fly direct from Phoenix Sky Harbor Airport to San Francisco?

 
Find which airlines fly direct from Phoenix Sky Harbor Intl Airport to San Francisco Airport, which days they fly and book direct flights.

Direct departures

Phoenix Sky Harbor Intl to San Francisco

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Wednesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Thursday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Sunday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

See more direct flights

Direct returns

San Francisco to Phoenix Sky Harbor Intl

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Wednesday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Thursday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Sunday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

See more direct flights

More options for your flight from Sky Harbor Intl to San Francisco

Complete your trip to San Francisco with a hotel stay or car rental