PHX - BOS

$172 Find Cheap Flights from Phoenix to Boston - Compare and Save

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Everything you should know

Cheapest round-trip
$327
Typical prices: $291-$497
Frontier
Tue 10/23Fri 10/26
PHX - BOS • 1 stop
Cheapest non-stop
$327
Typical prices: $296-$507
JetBlue
Wed 11/14Tue 11/27
PHX - BOS • Non-stop
Advice from real travelers
JetBlue includes free Wi-Fi; Delta offers it for SkyMiles members on domestic flights.
For more comfort, JetBlue Even More Space beats Delta Comfort Plus on legroom.
Expert advice
+1
Expert advice
+1
Nonstop flights
You can fly direct with American Airlines, Delta and JetBlue. Average duration is 5h 03m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 10 weeks in advance save around 35% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 33% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $188 (round-trip)
Shortest trip • 7h 01m (one-way)
Insights
Insights
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We hope you love your trip to Boston!
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Booking Insights
Expert advice
Flight Deals

Cheap Flights from Phoenix to Boston (PHX-BOS)

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

Recent round-trip flight deals from Phoenix to Boston

Fri, Oct 23 - Mon, Oct 26
Frontier Logo
10:12 pm - 11:02 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
9h 50m1 stop Orlando
Frontier Logo
11:47 am - 8:42 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
11h 55m1 stop Orlando
$327Frontier
Sat, Nov 14 - Fri, Nov 27
JetBlue Logo
1:40 pm - 8:24 pmPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
4h 44mnonstop
JetBlue Logo
8:30 am - 12:25 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
5h 55mnonstop
$327JetBlue
Tue, Oct 27 - Tue, Nov 3
Alaska Airlines Logo
4:13 pm - 7:26 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
12h 13m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
9:03 am - 6:16 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
11h 13m1 stop Portland
$329Alaska Airlines
Fri, Oct 23 - Mon, Oct 26
Multiple Airlines Logo
10:12 pm - 11:02 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
9h 50m1 stop Orlando
Multiple Airlines Logo
7:05 am - 12:07 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
8h 02m1 stop New York John F Kennedy Intl
$329Multiple Airlines
Tue, Dec 1 - Tue, Dec 8
JetBlue Logo
11:59 pm - 11:12 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
9h 13m1 stop Fort Lauderdale
JetBlue Logo
12:20 pm - 10:49 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
12h 29m1 stop Fort Lauderdale
$330JetBlue
Fri, Oct 23 - Sun, Oct 25
Frontier Logo
10:12 pm - 11:02 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
9h 50m1 stop Orlando
Frontier Logo
11:47 am - 8:42 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
11h 55m1 stop Orlando
$357Frontier
Wed, Nov 25 - Wed, Dec 2
American Airlines Logo
4:15 pm - 11:00 pmPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
4h 45mnonstop
American Airlines Logo
6:36 am - 10:39 amBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
6h 03mnonstop
$381American Airlines
Sat, Oct 3 - Sat, Oct 10
American Airlines Logo
3:20 pm - 11:30 pmPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
5h 10mnonstop
American Airlines Logo
6:30 am - 9:22 amBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
5h 52mnonstop
$381American Airlines
Wed, Oct 7 - Wed, Oct 14
Delta Logo
10:23 pm - 6:30 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
5h 07mnonstop
Delta Logo
6:10 pm - 8:53 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
5h 43mnonstop
$381Delta
Sat, Sep 19 - Sat, Sep 26
Delta Logo
10:17 pm - 6:20 amPHX  Phoenix Sky Harbor Intl-BOS Boston Logan Intl
5h 03mnonstop
Delta Logo
5:50 pm - 8:22 pmBOS  Boston Logan Intl-PHX Phoenix Sky Harbor Intl
5h 32mnonstop
$381Delta
Booking Insights

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

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Phoenix Sky Harbor Intl Airport to Boston with more confidence.

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

Round-trip flights from Phoenix Sky Harbor Intl Airport to Boston start at $327. Prices are typical for this route right now, with typical round-trip fares ranging from $291 to $497. The lowest price found in the past 5 days was $327 on Frontier.

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

Tuesday is the cheapest day of the week to fly from Phoenix Sky Harbor Intl Airport to Boston, it is 6% cheaper than the average day. Sunday is the most expensive day with flight prices 17% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • January is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to Boston at $256 round-trip.
  • July ($472) and June ($416) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 84% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Phoenix Sky Harbor Intl Airport to Boston are cheapest 10 weeks before departure. Booking in this window typically costs about 35% 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 Phoenix to Boston

 
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 Phoenix Sky Harbor Intl Airport to Boston flights

Low season

February

Cheapest flight

$172
Best time to beat the crowds with an average 29% drop in price.
Most popular time to fly with an average 1% increase in price.
Flight from Phoenix Sky Harbor Intl Airport to Boston

When to book flights from Phoenix to Boston

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

Flights from Phoenix to Boston: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from Phoenix to Boston 
MitchellFlew with Delta-Jan 2026
If you need to make a change due to weather, book early
JonathanFlew with Delta-Jan 2025
Delta is great! Make sure to get to their airport early though. PHX security is a zoo.

Your Phoenix Sky Harbor Intl Airport to Boston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Are there duty free and shopping slots at Phoenix Sky Harbor Airport (PHX)?

    In Terminal 4, duty-free shopping is offered in both the landside and airside areas. In addition, the airport is home to a wide selection of retail establishments, gift shops, and newsstands spread out around the premises.

  • What are the fees that are associated with extended parking at PHX?

    Parking choices at PHX include those for prolonged stays as well as long-term parking. You should plan on paying any overdue parking costs before your license is renewed if you have them. You have the option of paying online using QuickPay, major credit cards, or wire transfers.

  • How do I access the car rental companies at Boston Logan Airport?

    The Boston Logan Airport Car Rental Center is a short distance from the terminals. There is a complimentary shuttle bus that transports guests there. Each terminal's shuttle bus is situated on the lowest level.

  • What is the required arrival time at Phoenix airport?

    It is advisable to arrive 1h 30min to 2h before your flight; however, wait times vary by time and day. The screening times provided by TSA are subject to change based on the departure schedules. At midday, they may last anywhere from 5 to 20min.

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

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

    • American Airlines: offers extra legroom; offers free seat selection
    • Delta: offers extra legroom; offers free seat selection
    • JetBlue: offers free seat selection

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

  • What airlines are available from Phoenix Sky Harbor Intl Airport to Boston?

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

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

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

  • Which airlines include bags at no extra cost on Phoenix Sky Harbor Intl Airport to Boston 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
    • Alaska Airlines: a cabin bag and a checked bag in First Class

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

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

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

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

    Prices vary by airline.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $188 round-trip via Cleveland Hopkins Intl (CLE), compared to $386 for nonstop.

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

    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 Phoenix Sky Harbor Intl Airport to Boston?

    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.

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

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

    • New York John F Kennedy Intl (JFK) - 26% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 13% of one-stop connections
    • Baltimore/Washington (BWI) - 8% of one-stop connections
    • San Diego (SAN) - 8% of one-stop connections

    New York John F Kennedy Intl (JFK) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 20% on the Phoenix Sky Harbor Intl Airport to Boston route. Tuesday is the cheapest departure day at $358 round-trip on average, while Sunday is the most expensive at $446, a difference of $88. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Morning is the busiest departure period on Phoenix Sky Harbor Intl Airport to Boston flights, with 34% of flights leaving in that window. Night departures account for 33%, afternoon flights for 17%, and evening flights for 16%.

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are Fenway Park, TD Garden and South Station. These are among the most viewed places in Boston on KAYAK.

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

    A nonstop flight from Phoenix Sky Harbor Intl Airport to Boston takes 5h 03m, covering 2,293 miles.

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

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

    • Earliest: departs at 8:30 am and lands at 1:33 pm
    • Latest: departs at 11:59 pm and lands at 5:02 am.

    The flight takes about 5h 03m.

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

    Last-minute fares on this route - booked within 2 weeks of departure - run 30% above the route average of $380. Book 10 weeks before departure for the lowest fares.

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

    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.

  • Have flight prices from Phoenix Sky Harbor Intl Airport to Boston 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 $327 to $2,228. That means the highest observed fare was about 7x higher than the lowest one.

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

    One-way fares from Phoenix Sky Harbor Intl Airport to Boston are currently lower than usual. Average one-way flight prices are about $187, which is 24% below the typical average for this route.

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

    Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 7h 01m, compared with 7h 08m via Denver Intl (DEN) and 7h 20m via Charlotte Douglas (CLT).

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

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

  • What car rental options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:
    · Dollar
    · Hertz
    · Budget
    · Thrifty
    · Sixt

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

    Round-trip flights from Phoenix Sky Harbor Intl Airport to Boston range from $291 to $497, with an average of $380 over the past 12 months. Anything below $291 counts as a good deal.

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

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

Your guide to booking Phoenix Sky Harbor Intl Airport to Boston flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $358 - about $88 less than Sunday (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 35% 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 Boston trip for January. Fares historically average $256 round-trip in that month - typically $216 less than the most expensive month, which is July (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Cleveland Hopkins Intl Airport (CLE) can be cheaper than flying direct. The cheapest layover option averages $188 round-trip on this route - about $199 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 Boston Logan Intl Airport.
    - Courtyard by Marriott Boston Logan Airport
    - Embassy Suites by Hilton Boston at Logan Airport
    - Hyatt Regency Boston Harbor
  • If you have a flight and would want to leave your vehicle at Phoenix Sky Harbor Airport (PHX), you may choose from seven on-airport parking alternatives as well as various off-airport Phoenix airport parking lots and garages situated nearby. Parking at the airport will provide you with convenience as well as flexibility with regard to your trip plans.
  • The Sensory Room at Phoenix Sky Harbor Airport is an alternative for individuals or families looking for a calm space in the event that the airport's busyness becomes overwhelming. The room has various kinds of books, coloring books, and puzzles in addition to seating areas, tables, and other seating options. Even seats taken directly from real aircraft are available for guests to try out in order to get a feel for what it would be like to be on an actual flight.
  • You can make the most of your time at the Phoenix Sky Harbor Airport by taking a stroll or power walking along a designated walking path as you wait for your flight to Boston. You may make the most of your time at the airport and get a workout in at the same time by taking a stroll down the route or having a stroll that is more leisurely. The FitPHX in-airport walkway can be located inside Phoenix Sky Harbor International Airport. It is situated on the airside of Terminal 4, between Gates A30 and D8.
  • The Phoenix Sky Harbor International Airport's parking options include short-term, long-term, and extended-stay parking, as well as affordable and premium guaranteed parking. Parking garages such as the Central Garage, Terminal B Garage, and Economic Garage are all open for business. Shuttle buses carry passengers to and from the airport's various terminals 24h, seven days a week.
  • If you are traveling with a pet, you may locate pet relief spaces on the "Arrivals" level curb outside each terminal at Boston Logan International Airport (BOS).

Prefer to fly direct from Phoenix to Boston?

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

Direct departures

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

Direct returns

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

Everything you need to know for your flight from Phoenix to Boston

Information on your arrival and departure airports