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Sky Harbor Intl

$131+ Cheap flights from Boston (BOS) to Sky Harbor Intl (PHX)

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PHX
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find cheap flights from Boston to Sky Harbor Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Phoenix Sky Harbor Intl are usually found in January or August, booked 40 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Find flight deals from Boston to Sky Harbor Intl

Cheapest flights from Boston to Sky Harbor Intl
Explore the most affordable flight options available from Boston to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:04 amBOS - PHX
2 stops15h 40mFrontier
Sat 11/152:23 pmPHX - BOS
1 stop16h 37mFrontier
Deal found 10/27$200
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:40 amBOS - PHX
2 stops16h 23mMultiple Airlines
Thu 11/131:00 pmPHX - BOS
1 stop8h 59mMultiple Airlines
Deal found 10/27$201
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:26 pmBOS - PHX
1 stop20h 50mMultiple Airlines
Sat 11/152:23 pmPHX - BOS
1 stop16h 37mMultiple Airlines
Deal found 10/27$203
This Expedia deal was found by Cheapflights users on 10/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1312:20 pmBOS - PHX
1 stop13h 51mMultiple Airlines
Tue 11/186:20 amPHX - BOS
1 stop16h 00mMultiple Airlines
Deal found 10/26$205
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1312:20 pmBOS - PHX
2 stops14h 09mMultiple Airlines
Thu 11/201:00 pmPHX - BOS
1 stop8h 53mMultiple Airlines
Deal found 10/27$207
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:40 amBOS - PHX
2 stops16h 23mFrontier
Wed 11/127:00 amPHX - BOS
1 stop26h 32mFrontier
Deal found 10/27$210
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:26 pmBOS - PHX
2 stops39h 58mMultiple Airlines
Wed 11/197:00 amPHX - BOS
1 stop24h 12mMultiple Airlines
Deal found 10/27$211
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/143:15 pmBOS - PHX
1 stop8h 06mUnited Airlines
Tue 11/1810:53 amPHX - BOS
1 stop7h 02mUnited Airlines
Deal found 10/26$212
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:10 amBOS - PHX
Nonstop5h 46mDelta
Wed 12/241:50 pmPHX - BOS
Nonstop4h 57mDelta
Deal found 10/27$213
This JetBlue deal was found by Cheapflights users on 10/26. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:00 pmBOS - PHX
Nonstop6h 01mJetBlue
Wed 12/2410:28 pmPHX - BOS
Nonstop4h 38mJetBlue
Deal found 10/26$215
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 12/74:24 pmBOS - PHX
1 stop9h 35mAlaska Airlines
Wed 12/106:02 amPHX - BOS
1 stop9h 50mAlaska Airlines
Deal found 10/28$216
This JetBlue deal was found by Cheapflights users on 10/26. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:48 pmBOS - PHX
Nonstop6h 02mJetBlue
Tue 12/910:20 pmPHX - BOS
Nonstop4h 41mJetBlue
Deal found 10/26$217

Cheap flight deals from Boston to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Sky Harbor Intl (PHX). 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 October 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$200
(Kiwi.com)

One-way from

$131
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$388

Good round-trip deal

$303 or less

Good one-way deal

$193 or less
Provider with most accurate pricing for Boston Logan Intl-Phoenix Sky Harbor Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Phoenix Sky Harbor Intl flights.
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From Boston Logan Intl to Phoenix Sky Harbor Intl
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One-way flight from Boston Logan Intl to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 9% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Phoenix Sky Harbor Intl.
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Price to beat on a one-way flight from Boston Logan Intl to Phoenix Sky Harbor Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Sky Harbor Intl 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 October 28, 2025.
Use the filters below to find and compare flights from Boston to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Boston

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sat 11/15

1:42 pm-9:57 pm

1 stop10h 15m

Phoenix Sky Harbor Intl

Tue 11/18

11:59 pm-11:43 am

1 stop9h 44m

$217

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Mon 12/8

8:10 am-11:56 am

Nonstop5h 46m

Phoenix Sky Harbor Intl

Sat 12/13

1:06 pm-8:05 pm

Nonstop4h 59m

$217

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sat 12/13

5:48 pm-9:50 pm

Nonstop6h 02m

Phoenix Sky Harbor Intl

Wed 12/17

10:20 pm-5:01 am

Nonstop4h 41m

$217

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sun 12/7

5:00 pm-9:01 pm

Nonstop6h 01m

Phoenix Sky Harbor Intl

Tue 12/16

10:20 pm-5:01 am

Nonstop4h 41m

$222

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Sat 12/6

8:30 am-3:41 pm

1 stop9h 11m

Phoenix Sky Harbor Intl

Sun 12/14

10:20 pm-5:01 am

Nonstop4h 41m

$222

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Wed 12/3

6:24 pm-12:04 am

1 stop7h 40m

Phoenix Sky Harbor Intl

Wed 12/10

11:55 pm-9:05 am

1 stop7h 10m

$237

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Thu 12/4

2:20 pm-10:30 pm

1 stop10h 10m

Phoenix Sky Harbor Intl

Sun 12/7

8:35 am-7:10 pm

1 stop8h 35m

$242

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Fri 12/5

5:13 pm-12:16 am

1 stop9h 03m

Phoenix Sky Harbor Intl

Thu 12/11

8:00 pm-6:20 am

1 stop8h 20m

$242

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Wed 11/12

8:05 am-12:01 pm

Nonstop5h 56m

Phoenix Sky Harbor Intl

Sun 11/16

12:59 am-10:56 am

1 stop7h 57m

$247

BostonPhoenix

BOS - PHX

BOSPHX

Boston Logan Intl

Wed 12/3

6:24 pm-12:04 am

1 stop7h 40m

Phoenix Sky Harbor Intl

Fri 12/5

1:06 pm-8:05 pm

Nonstop4h 59m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 22 results
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Compare providers for flights from Boston to Sky Harbor Intl

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 Boston to Sky Harbor Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Boston-Phoenix Sky Harbor Intl Airport flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Boston-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Boston-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust CheapOair the most. CheapOair 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 Boston-Phoenix Sky Harbor Intl Airport 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 Boston to Sky Harbor Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Sky Harbor Intl. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Phoenix Sky Harbor Intl Airport, you should look to book at least 40 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 Boston to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Boston to Phoenix Sky Harbor Intl Airport (average of $98). Flying from Boston to Phoenix Sky Harbor Intl Airport in May 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 BOS to PHX?

Find hourly flight availability from Boston to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Phoenix Sky Harbor Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Boston to Sky Harbor Intl. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Boston to Phoenix Sky Harbor Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Boston to Phoenix Sky Harbor Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Phoenix Sky Harbor Intl Airport trip
Airports
BOS

Use the FlyLogan App to pre-order food and save time at BOS. Most restaurants participate, making it a convenient option.

Read more about BOSby Paul Rubio
PHX

For quick access to downtown, take the PHX Sky Train to 44th Street Station, then light rail to the city in under 20 minutes.

Read more about PHXby Brandon Schultz
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on PHX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated October 28, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Boston to Phoenix Sky Harbor Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,236 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

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
4,236 reviews
Southwest
8.0
Very good
4,236 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

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
7,996 reviews
Southwest
8.0
Very good
4,236 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

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
United Airlines
7.4
Good
8,997 reviews
Southwest
8.0
Very good
4,236 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

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
11,033 reviews
Southwest
8.0
Very good
4,236 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

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
4,236 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

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 Boston to Sky Harbor Intl. 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 from for flights from Boston to Phoenix Sky Harbor Intl?

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Phoenix Sky Harbor Intl. You should not have trouble finding flights to Phoenix Sky Harbor Intl from Logan Intl; the airport handles an average of 8 outbound flights to Phoenix Sky Harbor Intl per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Boston airport to Phoenix Sky Harbor Intl. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

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

    For as low as $217, JetBlue can have you in Phoenix Sky Harbor Intl Airport from Boston in 5h 46m. There are 2293 mi between Boston and Phoenix Sky Harbor Intl Airport. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Boston to Phoenix Sky Harbor Intl Airport round-trip from $98. Other airlines that can offer you cheap pricing are Frontier, from $108, and JetBlue, from $160. Users have found that Spirit Airlines is 72% cheaper than the other options available to this destination.

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

    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 Boston to Phoenix Sky Harbor Intl Airport on time: American Airlines (77%), KLM (65%), Scandinavian Airlines (63%).

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

    On average you can expect to pay $1,022 for a flight from Boston to Phoenix Sky Harbor Intl Airport. The cheapest flight overall is $123 while the most popular route, (Boston Logan Intl - Phoenix Sky Harbor Intl) is currently priced at $172.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boston to Phoenix Sky Harbor Intl Airport (average of $98). Flying from Boston to Phoenix Sky Harbor Intl Airport in May 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Glendale
Payson
Chandler
Casa Grande
Globe
Goodyear
Peoria
Camp Verde
Buckeye
Surprise
Paradise Valley
Avondale
Guadalupe

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Top 8 airlines flying from Boston to Sky Harbor Intl

Discover the top 8 airlines that operate flights from Boston to Sky Harbor Intl. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$98Average$195FlexibilityNo cancel feeOn-time65%
FrontierCheapest$108Average$228FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$160Average$311FlexibilityNo cancel feeOn-time62%
DeltaCheapest$170Average$331FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$237Average$396FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$246Average$397FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$248Average$449FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$255Average$15,545FlexibilityNo cancel feeOn-time75%

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