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$128+ Cheap flights from Sky Harbor Intl (PHX) 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOS
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Boston Logan Intl are usually found in January or February, booked 87 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Sky Harbor Intl to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$224
(Booking.com)

One-way from

$128
(Mytrip)

Popular in

April

Cheapest in

January

Average price

$377

Good round-trip deal

$287 or less

Good one-way deal

$153 or less
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Boston Logan Intl flights.
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From Phoenix Sky Harbor Intl to Boston Logan Intl
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One-way flight from Phoenix Sky Harbor Intl 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 April 2025
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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Boston Logan Intl.
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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Boston Logan Intl.
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Find flight deals from Sky Harbor Intl to Boston

Cheapest flights from Sky Harbor Intl to Boston
Explore the most affordable flight options available from Sky Harbor Intl to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This Booking.com deal was found by Cheapflights users on 4/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/303:07 pmPHX - BOS
1 stop30h 58mMultiple Airlines
Thu 5/85:42 pmBOS - PHX
2 stops17h 31mMultiple Airlines
Deal found 4/9$224
This CheapOair deal was found by Cheapflights users on 4/10. 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.
Tue 4/1511:59 pmPHX - BOS
1 stop21h 48mFrontier
Sun 4/205:30 amBOS - PHX
1 stop13h 14mFrontier
Deal found 4/10$230
This Mytrip deal was found by Cheapflights users on 4/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/305:46 pmPHX - BOS
2 stops23h 28mSpirit Airlines
Thu 5/85:42 pmBOS - PHX
2 stops17h 31mSpirit Airlines
Deal found 4/9$231
This Delta deal was found by Cheapflights users on 4/10. 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.
Tue 6/1710:55 pmPHX - BOS
Nonstop5h 03mDelta
Sat 7/57:15 amBOS - PHX
1 stop8h 07mDelta
Deal found 4/10$241
This JetBlue deal was found by Cheapflights users on 4/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1010:23 pmPHX - BOS
Nonstop4h 57mJetBlue
Sat 5/176:20 pmBOS - PHX
Nonstop5h 54mJetBlue
Deal found 4/10$246
This Alaska Airlines deal was found by Cheapflights users on 4/10. 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.
Wed 6/43:20 pmPHX - BOS
1 stop11h 50mAlaska Airlines
Fri 6/66:52 pmBOS - PHX
1 stop20h 59mAlaska Airlines
Deal found 4/10$263
This Southwest deal was found by Cheapflights users on 4/10. 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 8/41:25 pmPHX - BOS
1 stop8h 15mSouthwest
Sun 8/105:45 amBOS - PHX
1 stop7h 35mSouthwest
Deal found 4/10$281
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Tue 7/19:45 pmPHX - BOS
Nonstop4h 57mAmerican Airlines
Sat 7/56:58 amBOS - PHX
Nonstop5h 36mAmerican Airlines
Deal found 4/10$283
This United Airlines deal was found by Cheapflights users on 4/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:30 amPHX - BOS
1 stop7h 49mUnited Airlines
Sat 10/186:00 amBOS - PHX
1 stop7h 56mUnited Airlines
Deal found 4/10$346

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl 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 April 11, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Boston that are best for you.

Fly from

Sky Harbor Intl

Fly to

Boston

Route

Depart

Return

Price

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Wed 4/30

3:07 pm-1:05 am

1 stop30h 58m

Boston Logan Intl

Thu 5/8

5:42 pm-8:13 am

2 stops17h 31m

$224

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Tue 4/29

3:07 pm-12:44 am

1 stop30h 37m

Boston Logan Intl

Mon 5/5

6:00 am-2:06 pm

1 stop11h 06m

$230

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Wed 4/30

5:46 pm-8:14 pm

2 stops23h 28m

Boston Logan Intl

Thu 5/8

5:42 pm-8:13 am

2 stops17h 31m

$231

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Tue 6/17

10:55 pm-6:58 am

Nonstop5h 03m

Boston Logan Intl

Sat 7/5

7:15 am-12:22 pm

1 stop8h 07m

$241

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Sat 5/10

10:23 pm-6:20 am

Nonstop4h 57m

Boston Logan Intl

Sat 5/17

6:20 pm-9:14 pm

Nonstop5h 54m

$246

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Wed 6/4

3:20 pm-6:10 am

1 stop11h 50m

Boston Logan Intl

Fri 6/6

6:52 pm-12:51 pm

1 stop20h 59m

$263

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Mon 8/4

1:25 pm-12:40 am

1 stop8h 15m

Boston Logan Intl

Sun 8/10

5:45 am-10:20 am

1 stop7h 35m

$281

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Tue 7/1

9:45 pm-5:42 am

Nonstop4h 57m

Boston Logan Intl

Sat 7/5

6:58 am-9:34 am

Nonstop5h 36m

$283

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Tue 10/7

6:30 am-5:19 pm

1 stop7h 49m

Boston Logan Intl

Wed 10/15

7:00 am-2:53 pm

1 stop10h 53m

$346

PhoenixBoston

PHX - BOS

PHXBOS

Phoenix Sky Harbor Intl

Mon 5/5

3:11 pm-12:44 am

1 stop30h 33m

$128

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 20 results
1
2

Compare providers for flights from Sky Harbor Intl to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Boston in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
FareScanPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Sky Harbor Intl 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 Sky Harbor Intl Airport to Boston

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Boston?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Boston. Price data was last updated on April 4, 2025.

Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Boston?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Boston (average of $218). Flying from Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl 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 April 11, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 41% on flights from Phoenix Sky Harbor Intl Airport to Boston by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Boston. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport to Boston

Explore weekly flight availability from Sky Harbor Intl 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 April 11, 2025.

The most flights from PHX to BOS are scheduled on a Thursday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 11, 2025.
Read through reviews of airlines operating flights from Phoenix to Boston, such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,851 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,910 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,636 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl 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 Sky Harbor Intl?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Boston from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to Logan Intl (BOS) should be relatively easy as there are 14 daily inbound flights from Phoenix Sky Harbor Intl from 7 different airlines.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Boston round-trip?

    Flying on Frontier is currently your cheapest option to Boston, with prices starting at $228. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $231 and $241, respectively. Frontier is currently priced 28% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Boston one-way?

    $128 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and JetBlue, with prices starting from $129 and $136, respectively.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Boston?

    The top 3 most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to Boston are Alaska Airlines (87%), Qatar Airways (85%) and KLM (84%).

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

    Looking at all options, your cheapest flight can be booked for $116. While the most popular route (Phoenix Sky Harbor Intl - Boston Logan Intl) can be booked for $204 on average our data indicates $921 when flying from Phoenix Sky Harbor Intl Airport to Boston.

  • Can I find deals for flights from Sky Harbor Intl to Boston that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Boston?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Boston?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to Boston?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Boston (average of $218). Flying from Phoenix Sky Harbor Intl Airport 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Marlborough
Warwick
Waltham
Cambridge
Framingham
Chestnut Hill
Seekonk
Randolph
Brockton
Lowell
West Yarmouth
Woburn
Somerville
Saco
Seabrook
Burlington
Smithfield
Salem
Chelsea
Brookline

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Alternative routes for Sky Harbor Intl to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Sky Harbor Intl to Boston

Discover the top 7 airlines that operate flights from Sky Harbor Intl 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$168FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$118Average$205FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$154Average$289FlexibilityNo cancel feeOn-time62%
DeltaCheapest$161Average$308FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$178Average$369FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$234Average$381FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$260Average$465FlexibilityNo cancel feeOn-time63%

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