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$125+ Cheap flights from Phoenix to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOS
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix to Boston Logan Intl are usually found in January or February, booked 54 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Find flight deals from Phoenix to Boston

Cheapest flights from Phoenix to Boston
Explore the most affordable flight options available from Phoenix to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Southwest deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:30 pmPHX - BOS
1 stop6h 10mSouthwest
Sun 12/71:30 pmBOS - PHX
1 stop8h 05mSouthwest
Deal found 11/6$209
This Kiwi.com deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:00 amPHX - BOS
1 stop24h 12mFrontier
Sun 11/2311:09 amBOS - PHX
2 stops23h 10mFrontier
Deal found 11/6$212
This Southwest deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:30 pmPHX - BOS
1 stop6h 10mSouthwest
Fri 12/121:45 pmBOS - PHX
2 stops9h 05mSouthwest
Deal found 11/6$214
This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:43 amPHX - BOS
1 stop7h 43mDelta
Mon 12/83:39 pmBOS - PHX
1 stop9h 10mDelta
Deal found 11/5$217
This Delta deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:06 pmPHX - BOS
Nonstop4h 59mDelta
Sat 1/35:25 pmBOS - PHX
Nonstop5h 50mDelta
Deal found 11/6$219
This Southwest deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:30 pmPHX - BOS
1 stop6h 10mSouthwest
Sat 12/67:25 amBOS - PHX
2 stops11h 55mSouthwest
Deal found 11/6$220
This CheapOair deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:20 pmPHX - BOS
Nonstop4h 41mJetBlue
Sun 12/71:40 pmBOS - PHX
1 stop22h 29mJetBlue
Deal found 11/5$221
This Delta deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:59 amPHX - BOS
1 stop8h 01mDelta
Sun 12/78:10 amBOS - PHX
Nonstop5h 46mDelta
Deal found 11/5$222
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:50 pmPHX - BOS
2 stops37h 52mFrontier
Sun 1/116:00 amBOS - PHX
1 stop11h 13mFrontier
Deal found 11/4$223
This Southwest deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:30 amPHX - BOS
1 stop9h 05mSouthwest
Sun 12/141:30 pmBOS - PHX
1 stop8h 05mSouthwest
Deal found 11/6$225
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:06 pmPHX - BOS
Nonstop4h 59mDelta
Sun 12/78:10 amBOS - PHX
Nonstop5h 46mDelta
Deal found 11/4$227

Cheap flight deals from Phoenix to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 6, 2025.

Round-trip from

$209
(Southwest)

One-way from

$125
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$296
From Phoenix to Boston Logan Intl
Search Deals
One-way flight from Phoenix to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Phoenix to Boston that are best for you.

Fly from

Phoenix

Fly to

Boston

Route

Depart

Return

Price

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Sat 12/6

11:25 am-9:55 pm

1 stop8h 30m

Boston Logan Intl

Tue 12/9

6:45 am-2:10 pm

2 stops9h 25m

$214

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Sun 12/7

12:59 am-11:00 am

1 stop8h 01m

Boston Logan Intl

Sat 12/13

12:10 pm-8:12 pm

1 stop10h 02m

$217

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Thu 12/18

3:20 pm-12:01 am

1 stop6h 41m

Boston Logan Intl

Mon 1/12

8:20 am-12:35 pm

Nonstop6h 15m

$222

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Wed 12/3

1:06 pm-8:05 pm

Nonstop4h 59m

Boston Logan Intl

Wed 12/10

1:45 pm-8:20 pm

1 stop8h 35m

$237

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Sun 12/7

12:59 am-11:00 am

1 stop8h 01m

Boston Logan Intl

Sun 12/14

8:10 am-11:56 am

Nonstop5h 46m

$237

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Mon 12/29

7:55 pm-6:42 am

1 stop8h 47m

Boston Logan Intl

Wed 1/7

8:20 am-12:35 pm

Nonstop6h 15m

$244

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Thu 1/22

7:00 am-11:54 pm

1 stop14h 54m

Boston Logan Intl

Sun 1/25

4:20 pm-11:22 pm

1 stop9h 02m

$246

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Fri 12/5

12:08 pm-11:59 pm

1 stop9h 51m

Boston Logan Intl

Fri 12/12

4:24 pm-11:59 pm

1 stop9h 35m

$246

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Mon 12/8

2:51 pm-11:34 pm

1 stop6h 43m

Boston Logan Intl

Sun 12/14

10:30 am-4:23 pm

1 stop7h 53m

$247

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Fri 1/9

7:10 am-7:10 pm

1 stop10h 00m

Boston Logan Intl

Sun 1/11

5:30 pm-11:52 pm

1 stop8h 22m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 18 results
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Best time to book a flight from Phoenix to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Phoenix with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

How far ahead should I book a flight from Phoenix to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Boston. Price data was last updated on October 31, 2025.

To ensure you get the cheapest price possible for a flight from Phoenix to Boston, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Phoenix to Boston?

Currently, November is the cheapest month in which you can book a flight from Phoenix to Boston (average of $127). Flying from Phoenix to Boston in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to BOS?

Find hourly flight availability from Phoenix to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 37% on flights from Phoenix to Boston by exploring options for tickets at noon.

What is the cheapest day to fly from Phoenix to Boston?

Use this chart to determine the cheapest time to fly round-trip from Phoenix to Boston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Phoenix to Boston flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix to Boston

Explore weekly flight availability from Phoenix to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 6, 2025.

The most flights from PH1 to BOS are scheduled on a Thursday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated November 6, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and American Airlines from Phoenix to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,001 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,907 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,122 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Phoenix?

    Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Phoenix to Boston. You should not have trouble finding flights to Logan Intl from Phoenix; the airport handles an average of 8 inbound flights from Phoenix per day. You should also have plenty of airline options to choose from since 8 airlines have flights to the Boston airport from Phoenix. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.

  • How long is the flight from Phoenix to Boston?

    There are many flights that can get you from Phoenix to Boston in 8h 01m. Fly via Southwest or Delta to get the fastest option. Phoenix and Boston are separated by a distance of 2293 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Phoenix to Boston round-trip?

    Our cheapest airline available from Phoenix to Boston is Frontier. Our recent data shows that you can find tickets from as low as $84 on this airline. Additional options worth looking into are Spirit Airlines and Southwest, starting at $93 and $158 round-trip. Users have found that Frontier is 74% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Phoenix to Boston?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Phoenix to Boston on time: Alaska Airlines (100%), Scandinavian Airlines (91%), EL AL (83%).

  • What are the cheapest flights from Phoenix to Boston?

    The cheapest flight price from Phoenix to Boston is $113. On average you can expect to pay $301. The most popular route, (Phoenix Sky Harbor Intl - Boston Logan Intl), can usually be booked for $179.

  • Can I find deals for flights from Phoenix to Boston that include hotel bookings?

    Yes. In addition to deals on Phoenix to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Boston.

  • Can I find deals for business class flights from Phoenix to Boston?

    Yes. Cheapflights offers flight deals from Phoenix to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix to Boston?

    Currently, November is the cheapest month in which you can book a flight from Phoenix to Boston (average of $127). Flying from Phoenix to Boston in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Peabody
Quincy
York Beach
Warwick
Swansea
Old Orchard Beach
Brockton
Waltham
Chelsea

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Phoenix to Boston

Discover the top 8 airlines that operate flights from Phoenix to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$190FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$93Average$204FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$158Average$334FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$160Average$296FlexibilityNo cancel feeOn-time62%
DeltaCheapest$185Average$310FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$228Average$302FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$237Average$385FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$250Average$616FlexibilityNo cancel feeOn-time69%

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