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$141+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOS
ago. 2 — ago. 91
sáb. 8/2
sáb. 8/9
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 63 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

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 julio 28, 2025.

Round-trip from

$232
(FlightHub)

One-way from

$141
(Delta)

Popular in

April

Cheapest in

January

Average price

$363
From Phoenix to Boston Logan Intl
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One-way flight from Phoenix to Boston Logan Intl
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Highest demand for flights based on searches. 7% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 julio 28, 2025.

This FlightHub deal was found by Cheapflights users on 7/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/1512:14 pmPHX - BOS
1 stop8h 41mSpirit Airlines
sáb. 9/203:00 pmBOS - PHX
1 stop22h 56mSpirit Airlines
Deal found 7/27$232
This Trip.com deal was found by Cheapflights users on 7/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/910:50 amPHX - BOS
1 stop10h 37mHawaiian Airlines
mar. 9/167:20 amBOS - PHX
1 stop10h 38mHawaiian Airlines
Deal found 7/26$240
This Delta deal was found by Cheapflights users on 7/28. 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.
mié. 9/310:35 pmPHX - BOS
Nonstop5h 06mDelta
sáb. 9/66:50 pmBOS - PHX
Nonstop5h 35mDelta
Deal found 7/28$241
This CheapOair deal was found by Cheapflights users on 7/28. 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.
jue. 9/1812:14 pmPHX - BOS
1 stop8h 41mMultiple Airlines
lun. 9/2912:59 pmBOS - PHX
1 stop27h 27mMultiple Airlines
Deal found 7/28$244
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/36:00 amPHX - BOS
1 stop8h 55mAlaska Airlines
sáb. 9/67:45 amBOS - PHX
1 stop10h 45mAlaska Airlines
Deal found 7/28$250
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/13:59 pmPHX - BOS
Nonstop4h 55mAmerican Airlines
mié. 10/86:00 amBOS - PHX
Nonstop5h 57mAmerican Airlines
Deal found 7/27$262
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/204:59 pmPHX - BOS
1 stop11h 53mFrontier
lun. 8/2512:57 pmBOS - PHX
1 stop12h 52mFrontier
Deal found 7/26$278

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 julio 28, 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

lun. 9/15

12:14 pm-11:55 pm

1 stop8h 41m

Boston Logan Intl

sáb. 9/20

3:00 pm-10:56 am

1 stop22h 56m

$232

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

mar. 9/9

10:50 am-12:27 am

1 stop10h 37m

Boston Logan Intl

mar. 9/16

7:20 am-2:58 pm

1 stop10h 38m

$240

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

mié. 9/3

10:35 pm-6:41 am

Nonstop5h 06m

Boston Logan Intl

sáb. 9/6

6:50 pm-9:25 pm

Nonstop5h 35m

$241

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

jue. 9/18

12:14 pm-11:55 pm

1 stop8h 41m

Boston Logan Intl

lun. 9/29

12:59 pm-1:26 pm

1 stop27h 27m

$244

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

mié. 9/3

6:00 am-5:55 pm

1 stop8h 55m

Boston Logan Intl

sáb. 9/6

7:45 am-3:30 pm

1 stop10h 45m

$250

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

mié. 10/1

3:59 pm-11:54 pm

Nonstop4h 55m

Boston Logan Intl

mié. 10/8

6:00 am-8:57 am

Nonstop5h 57m

$262

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

mié. 8/20

4:59 pm-7:52 am

1 stop11h 53m

Boston Logan Intl

lun. 8/25

12:57 pm-10:49 pm

1 stop12h 52m

$278

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

mar. 9/23

9:45 pm-10:30 am

1 stop9h 45m

Boston Logan Intl

dom. 9/28

5:30 am-11:15 am

1 stop8h 45m

$289

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

dom. 9/28

10:54 pm-6:55 am

Nonstop5h 01m

$141

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

vie. 9/12

10:59 pm-11:55 pm

3 stops21h 56m

$142

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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 July 25, 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, January is the cheapest month in which you can book a flight from Phoenix to Boston (average of $218). Flying from Phoenix to Boston in July is currently the most expensive (average of $311). 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 julio 28, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from Phoenix to Boston by exploring options for tickets in the evening.

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 evenings 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 julio 28, 2025.

The most flights from PH1 to BOS are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 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 julio 28, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,237 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,971 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,604 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,893 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 7 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.

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

    Our cheapest airline available from Phoenix to Boston is Spirit Airlines. Our recent data shows that you can find tickets from as low as $232 on this airline. Additional options worth looking into are Hawaiian Airlines and Delta, starting at $240 and $241 round-trip. Users have found that Spirit Airlines is 26% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Phoenix to Boston one-way?

    $141 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Spirit Airlines and American Airlines, with prices starting from $142 and $143, respectively.

  • 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: KLM (85%), Qatar Airways (79%), American Airlines (78%).

  • What are the cheapest flights from Phoenix to Boston?

    The cheapest flight price from Phoenix to Boston is $140. On average you can expect to pay $782. The most popular route, (Phoenix Sky Harbor Intl - Boston Logan Intl), can usually be booked for $188.

  • 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, January is the cheapest month in which you can book a flight from Phoenix to Boston (average of $218). Flying from Phoenix to Boston in July is currently the most expensive (average of $311). 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
Watertown
Warwick
Seabrook
Waltham
Framingham
Lowell
Randolph
Smithfield
Cranston
Chestnut Hill
York Beach
Chelsea
Saco
Burlington
Hampton Beach
Swansea
Lincoln
Quincy

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 julio 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$181FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$113Average$199FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$158Average$340FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$160Average$283FlexibilityNo cancel feeOn-time62%
DeltaCheapest$171Average$299FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$228Average$265FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$233Average$376FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$250Average$619FlexibilityNo cancel feeOn-time69%

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