BOS - PHX

$216 Find Cheap Flights from Boston to Phoenix Sky Harbor Airport - Compare and Save

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Everything you should know

Cheapest round-trip
$363
Typical prices: $322-$535
Alaska Airlines
Thu 1/25Thu 2/1
BOS - PHX • 1 stop
Cheapest non-stop
$363
Typical prices: $322-$539
JetBlue
Tue 12/4Mon 12/10
BOS - PHX • Non-stop
Nonstop flights
You can fly direct with American Airlines, Delta and JetBlue. Average duration is 5h 56m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 86% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 6 weeks in advance save around 29% 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 $275 (round-trip)
Shortest trip • 7h 15m (one-way)
Insights
Insights
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We hope you love your trip to Phoenix Sky Harbor Intl Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Boston to Phoenix (BOS-PHX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Phoenix

Mon, Dec 7 - Sat, Dec 12
Delta Logo
4:07 pm - 11:55 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
9h 48m1 stop Los Angeles
Delta Logo
2:05 pm - 8:54 pmPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
4h 49mnonstop
$362Delta
Mon, Dec 7 - Sat, Dec 12
Delta Logo
4:07 pm - 11:55 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
9h 48m1 stop Los Angeles
Delta Logo
2:05 pm - 8:54 pmPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
4h 49mnonstop
$362Delta
Fri, Nov 6 - Thu, Nov 12
JetBlue Logo
6:45 pm - 10:42 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
5h 57mnonstop
JetBlue Logo
11:59 pm - 6:43 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
4h 44mnonstop
$363JetBlue
Fri, Dec 4 - Thu, Dec 10
JetBlue Logo
5:05 pm - 9:04 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
5h 59mnonstop
JetBlue Logo
10:25 pm - 5:13 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
4h 48mnonstop
$363JetBlue
Thu, Dec 3 - Sat, Dec 5
Southwest Logo
2:35 pm - 9:00 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
8h 25m1 stop Austin Bergstrom
Southwest Logo
1:35 am - 11:10 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
7h 35m1 stop Chicago Midway
$363Southwest
Fri, Dec 4 - Sun, Dec 6
Southwest Logo
5:00 am - 10:30 amBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
7h 30m1 stop Denver Intl
Southwest Logo
12:50 am - 9:45 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
6h 55m1 stop Nashville Intl
$363Southwest
Mon, Jan 25 - Mon, Feb 1
Alaska Airlines Logo
6:14 pm - 7:08 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
26h 54m1 stop San Diego
Alaska Airlines Logo
12:05 pm - 5:03 pmPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
26h 58m1 stop San Diego
$363Alaska Airlines
Tue, Oct 27 - Sat, Nov 7
Multiple Airlines Logo
6:40 pm - 10:32 amBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
18h 52m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
11:59 pm - 6:43 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
4h 44mnonstop
$363Multiple Airlines
Wed, Nov 11 - Wed, Dec 9
Alaska Airlines Logo
7:03 am - 4:10 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
11h 07m1 stop San Diego
Alaska Airlines Logo
7:00 am - 11:59 pmPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
14h 59m1 stop Seattle/Tacoma Intl
$364Alaska Airlines
Tue, Jan 26 - Wed, Feb 3
Multiple Airlines Logo
5:30 pm - 9:37 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
6h 07mnonstop
Multiple Airlines Logo
3:13 pm - 5:40 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
12h 27m1 stop Seattle/Tacoma Intl
$364Multiple Airlines
Booking Insights

Price, demand and travel trends for Boston to Phoenix Sky Harbor Intl Airport 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 Boston to Phoenix Sky Harbor Intl Airport?

Round-trip flights from Boston to Phoenix Sky Harbor Intl Airport typically range from $322 to $535. The lowest price found in the past 5 days was $363, on Alaska Airlines.

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

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Boston to Phoenix Sky Harbor Intl Airport. It’s 6% cheaper than the average day, while Sunday is the most expensive, with prices 11% higher.

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

•January is the cheapest month to fly from Boston to Phoenix Sky Harbor Intl Airport at $302 round-trip.
•October ($487) and June ($455) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 61% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Boston to Phoenix Sky Harbor Intl Airport are cheapest 6 weeks before departure. Booking in this window typically costs about 29% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Boston to Phoenix

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

Harriet Baskas

Expert on American Airlines and JetBlue

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.

Stefanie Waldek

Stefanie Waldek

Expert on Delta

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.

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.

Blane Bachelor

Blane Bachelor

Expert on BOS

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.

Key details for Boston to Phoenix Sky Harbor Intl Airport flights

Low season

August

Cheapest flight

$216
Beat the crowds with an average 55% drop in travelers.
The most popular month to fly with an average 42% increase in travelers.
One-way flight from Boston to Phoenix Sky Harbor Intl Airport

When to book flights from Boston to Phoenix

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

Your Boston to Phoenix Sky Harbor Intl Airport 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 Boston to Phoenix Sky Harbor Intl Airport?

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

    • Earliest: departs at 6:07 am and lands at 12:03 pm
    • Latest: departs at 8:29 pm and lands at 2:25 am.

    The flight takes about 5h 56m.

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

    Four cabin classes are available on flights from Boston to Phoenix Sky Harbor Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

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

    A nonstop flight from Boston to Phoenix Sky Harbor Intl Airport takes 5h 56m, covering 2,293 miles.

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

    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 Boston to Phoenix Sky Harbor Intl Airport flight?

    Round-trip flights from Boston to Phoenix Sky Harbor Intl Airport range from $322 to $535, with an average of $413 over the past 12 months. Anything below $322 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 28% above the $413 route average. Book 6 weeks before departure for the lowest fares.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $275 round-trip via Atlanta Hartsfield-Jackson (ATL), compared to $415 for nonstop.

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

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

    • American Airlines: 86% on time
    • Delta: 79% on time
    • JetBlue: 78% on time

    Overall, flights on this route are punctual 83% of the time on average.

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

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$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 Boston to Phoenix Sky Harbor Intl Airport?

    The Airbus A321neo family is used most often on this route, operated mainly by Delta and American Airlines. Other aircraft seen on the route include Airbus A321-100/200 variants.

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

    Morning is the busiest departure period on Boston to Phoenix Sky Harbor Intl Airport flights, with 60% of flights leaving in that window. Afternoon departures account for 20%, evening flights for 20%, and night flights for 0%.

  • Have flight prices from Boston to Phoenix Sky Harbor Intl Airport 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 $363 to $1,749. That means the highest observed fare was about 5x higher than the lowest one.

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

    Three airlines offer in-flight Wi-Fi on Boston to Phoenix Sky Harbor Intl Airport flights:

    • American Airlines
    • Delta
    • 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 Boston to Phoenix Sky Harbor Intl Airport looking right now?

    One-way fares from Boston to Phoenix Sky Harbor Intl Airport are currently lower than usual. Average one-way flight prices are about $221, which is 9% below the typical average for this route.

  • What car rental options are available at Phoenix Sky Harbor Intl Airport (PHX)?

    Phoenix Sky Harbor Intl Airport (PHX) hosts 5 major car rental companies, with daily rates starting from around $19 for economy cars. Top options include:

    • NU Car
    • Easirent
    • Thrifty
    • Hertz
    • Dollar

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

    Flights from Boston to Phoenix Sky Harbor Intl Airport usually depart from Boston Logan Intl (BOS) and arrive at Phoenix Sky Harbor Intl (PHX).

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

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

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

    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 Boston to Phoenix Sky Harbor Intl Airport route, 17% of flights were delayed in the past 3 months, with delays averaging 2h 38m.

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

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

    • Denver Intl (DEN) - 17% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 12% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 10% of one-stop connections
    • Minneapolis St Paul (MSP) - 8% of one-stop connections

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

    Yes. Flexible dates can save you up to 16% on flights from Boston to Phoenix Sky Harbor Intl Airport. Tuesday is the cheapest departure day at $389 round-trip on average, while Sunday is the most expensive at $459, a difference of $70.

    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 Boston to Phoenix Sky Harbor Intl Airport?

    3 airlines operate flights between Boston and Phoenix Sky Harbor Intl Airport. The airlines offering nonstop flights on this route include:

    • American Airlines
    • Delta
    • JetBlue

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

    Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 7h 15m, compared with 7h 21m via Baltimore/Washington (BWI) and 7h 32m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Boston and Phoenix Sky Harbor Intl Airport?

    Phoenix Sky Harbor Intl Airport is 3 hours behind Boston (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Phoenix Sky Harbor Intl Airport?

    Some of the most popular sights in Phoenix Sky Harbor Intl Airport are Phoenix Convention Center, Chase Field and Camelback Ranch. These are among the most viewed places in Phoenix Sky Harbor Intl Airport on KAYAK.

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

    Among airlines operating Boston to Phoenix Sky Harbor Intl Airport flights:

    • American Airlines: offers extra legroom; offers free seat selection
    • Delta: offers extra legroom; offers free seat selection
    • JetBlue: 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 Boston to Phoenix Sky Harbor Intl Airport flights?

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

    • American Airlines: a cabin bag and a checked bag in Economy Class
    • Delta: a cabin bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

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

  • What is the quickest way from Sky Harbor International Airport to Central Phoenix?

    A rental car is the fastest and simplest option for most visitors traveling from the airport to Central Phoenix. Travelers using public transportation can take Valley Metro Rail, which provides access to Central Phoenix as well as Mesa and Tempe. To reach the rail line, travelers can take the PHX Sky Train from Terminals 3 and 4 to the 44th Street PHX Sky Train Station.

  • Can I rent a car at Phoenix Sky Harbor Airport?

    Yes. Car rentals can be reserved at the car rental counter located at 1805 E Sky Harbor Circle South, a short distance from the terminal. The free PHX Sky Train connects the airport terminals and the Rental Car Center, with stations on Level 5 at Terminal 3 and Level 3 at Terminal 4.

  • Do Boston Logan International Airport and Phoenix Sky Harbor Airport provide support for travelers with disabilities?

    Yes, airlines on the BOS to PHX route accommodate travelers with limited mobility. At both airports, all terminals have wheelchair-accessible telephones. Wheelchair assistance can be requested through the airline when making a reservation or at check-in.

  • Where can I park my car at Boston Logan International Airport before flying to Sky Harbor Airport?

    Parking at BOS can be reserved during ticket booking before a flight to PHX. For trips longer than 24 hours, Terminal parking closest to the arrival and departure areas is an option.

Your guide to booking Boston to Phoenix Sky Harbor Intl Airport 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 Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $389, about $70 less than Sunday fares (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 6 weeks before you fly. On this route, that window historically saves about 29% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Boston to Phoenix Sky Harbor Intl Airport trip for January. Fares historically average $302 round-trip in that month - typically $185 less than the most expensive month, which is October (based on the last 12 months).
  • For the best chance of arriving on time, fly with American Airlines. Over the past three months, 86% of American Airlines flights from Boston to Phoenix Sky Harbor Intl Airport arrived on time, slightly above the route average of 83%. When flights on this route arrive late, they're delayed by an average of 2h 38m, 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 Atlanta Hartsfield-Jackson Airport (ATL) can be cheaper than flying direct. The cheapest layover option averages $275 round-trip on this route - about $141 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 Phoenix Sky Harbor Intl Airport.

    • SureStay by Best Western Phoenix Airport
    • Country Inn & Suites by Radisson, Phoenix Airport
    • Holiday Inn & Suites Phoenix Airport By IHG
  • If you're flying from Boston to Phoenix Sky Harbor Airport (PHX) with children, JetBlue Airlines is worth considering. It offers free brand-name snacks and seatback live TV and movies and each child may bring one stroller and one car seat in their baggage allowance. Checking a child safety seat is also free.
  • If you're flying from Boston to Phoenix with an infant, use the nursing rooms in Terminal A on both sides of security to feed or change your child before departure. After landing at Phoenix Sky Harbor Airport (PHX), you can also use nursing rooms in each terminal on both sides of security.
  • Traveling with a pet? Use the animal relief areas inside and outside Terminals 3 and 4 at Phoenix Sky Harbor International Airport. If you're flying direct with American Airlines, you'll arrive at Terminal 4. At Boston Logan International Airport, you'll find animal relief areas outside the arrivals area of each terminal.
  • If you're flying from Boston to Phoenix on United Airlines, consider stopping by the United Club before departure. Access is limited to travelers who meet United's lounge-access requirements, such as eligible membership or a qualifying one-time pass.

Prefer to fly direct from Boston to Phoenix Sky Harbor Airport?

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

Direct departures

Boston Logan Intl to Phoenix Sky Harbor Intl

Monday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Tuesday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Wednesday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Thursday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Friday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Saturday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Sunday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

See more direct flights

Direct returns

Phoenix Sky Harbor Intl to Boston Logan Intl

Monday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Tuesday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Wednesday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Thursday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Friday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Saturday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

Sunday

American Airlines,Delta,JetBlue

American Airlines,Delta, +1 more

See more direct flights

More options for your flight from Boston to Phoenix

Complete your trip to Phoenix with a hotel stay or car rental