$127+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PHX
May 23 — May 301
Round-trip
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
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Boston Logan Intl to Phoenix Sky Harbor Intl are usually found in January or August, booked 62 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday
Cheap flight deals from Boston to Sky Harbor Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to Sky Harbor IntlExplore 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 April 23, 2026.
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 April 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Tue 5/59:20 am
BOS
- PHX
2 stops16h 06m
Multiple Airlines
Tue 5/1211:30 pm
PHX
- BOS
1 stop22h 54m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/2712:01 pm
BOS
- PHX
2 stops14h 23m
Frontier
Sun 5/3111:30 pm
PHX
- BOS
1 stop22h 54m
Frontier
Deal found 4/18![Frontier logo]()
$261
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:44 pm
BOS
- PHX
Nonstop5h 56m
JetBlue
Mon 5/1110:28 pm
PHX
- BOS
Nonstop4h 54m
JetBlue
Deal found 4/20![JetBlue logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/1312:01 pm
BOS
- PHX
1 stop11h 32m
Multiple Airlines
Tue 5/196:30 am
PHX
- BOS
2 stops38h 24m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$263
This CheapOair deal was found by Cheapflights users on 4/22. 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.
Sat 5/912:01 pm
BOS
- PHX
1 stop13h 25m
Multiple Airlines
Tue 5/1210:28 pm
PHX
- BOS
Nonstop4h 54m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Tue 5/59:31 am
BOS
- PHX
1 stop15h 55m
Frontier
Tue 5/126:51 pm
PHX
- BOS
2 stops35h 21m
Frontier
Deal found 4/21![Frontier logo]()
$265
This Expedia deal was found by Cheapflights users on 4/20. 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.
Wed 5/1312:01 pm
BOS
- PHX
1 stop11h 32m
Multiple Airlines
Wed 5/206:00 am
PHX
- BOS
1 stop14h 59m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 4/20. 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.
Thu 5/285:51 am
BOS
- PHX
1 stop9h 43m
Delta
Mon 6/110:55 pm
PHX
- BOS
1 stop7h 11m
Delta
Deal found 4/20![Delta logo]()
$267
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Mon 5/115:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Fri 5/1510:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Deal found 4/21![Delta logo]()
$268
This Expedia deal was found by Cheapflights users on 4/21. 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.
Sat 5/26:00 am
BOS
- PHX
1 stop8h 41m
Multiple Airlines
Wed 5/610:28 pm
PHX
- BOS
Nonstop4h 54m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/276:00 am
BOS
- PHX
1 stop17h 33m
Multiple Airlines
Fri 5/2912:30 am
PHX
- BOS
2 stops18h 12m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/66:00 am
BOS
- PHX
1 stop17h 33m
Frontier
Mon 5/1111:30 pm
PHX
- BOS
1 stop22h 54m
Frontier
Deal found 4/20![Frontier logo]()
$271
Best flights from Boston to Sky Harbor IntlDiscover carefully curated flight deals from Boston to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
Discover carefully curated flight deals from Boston to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
This Delta deal was found by Cheapflights users on 4/22. 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 6/55:51 am
BOS
- PHX
1 stop7h 58m
Delta
Wed 6/107:17 pm
PHX
- BOS
1 stop7h 48m
Delta
Deal found 4/22![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 4/19. 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.
Wed 6/105:00 am
BOS
- PHX
1 stop7h 40m
Southwest
Tue 6/165:05 am
PHX
- BOS
2 stops9h 00m
Southwest
Deal found 4/19![Southwest logo]()
$296
This Alaska Airlines deal was found by Cheapflights users on 4/19. 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 5/248:05 am
BOS
- PHX
1 stop10h 36m
Alaska Airlines
Tue 5/267:59 pm
PHX
- BOS
1 stop30h 45m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$350
This Delta deal was found by Cheapflights users on 4/21. 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.
Thu 5/75:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Mon 5/1110:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Deal found 4/21![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 4/18. 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 5/25:50 pm
BOS
- PHX
Nonstop5h 50m
Delta
Wed 5/61:15 pm
PHX
- BOS
1 stop7h 42m
Delta
Deal found 4/18![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 4/18. 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.
Sat 5/29:25 am
BOS
- PHX
2 stops10h 35m
Southwest
Wed 5/65:55 am
PHX
- BOS
1 stop8h 20m
Southwest
Deal found 4/18![Southwest logo]()
$339
This Delta deal was found by Cheapflights users on 4/20. 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 6/55:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Sun 6/710:32 pm
PHX
- BOS
Nonstop4h 58m
Delta
Deal found 4/20![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 4/20. 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 6/265:55 pm
BOS
- PHX
Nonstop5h 42m
Delta
Sun 7/510:32 pm
PHX
- BOS
Nonstop4h 58m
Delta
Deal found 4/20![Delta logo]()
$357
This Delta deal was found by Cheapflights users on 4/19. 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.
Thu 5/145:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Sun 5/1710:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Deal found 4/19![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 4/21. 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 5/135:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Sun 5/1710:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Deal found 4/21![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 4/21. 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.
Thu 5/145:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Sat 5/165:16 pm
PHX
- BOS
1 stop10h 04m
Delta
Deal found 4/21![Delta logo]()
$377
Last-minute flights from Boston to Sky Harbor IntlDiscover last-minute flight deals from Boston to Sky Harbor Intl. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Sky Harbor Intl. Data last updated April 23, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/21. 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.
Sat 5/26:00 am
BOS
- PHX
1 stop8h 41m
Multiple Airlines
Wed 5/610:28 pm
PHX
- BOS
Nonstop4h 54m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Tue 5/59:20 am
BOS
- PHX
2 stops16h 06m
Multiple Airlines
Tue 5/1211:30 pm
PHX
- BOS
1 stop22h 54m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$260
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:44 pm
BOS
- PHX
Nonstop5h 56m
JetBlue
Mon 5/1110:28 pm
PHX
- BOS
Nonstop4h 54m
JetBlue
Deal found 4/20![JetBlue logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Tue 5/59:31 am
BOS
- PHX
1 stop15h 55m
Frontier
Tue 5/126:51 pm
PHX
- BOS
2 stops35h 21m
Frontier
Deal found 4/21![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/66:00 am
BOS
- PHX
1 stop17h 33m
Frontier
Mon 5/1111:30 pm
PHX
- BOS
1 stop22h 54m
Frontier
Deal found 4/20![Frontier logo]()
$271
This CheapOair deal was found by Cheapflights users on 4/22. 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.
Sat 5/912:01 pm
BOS
- PHX
1 stop13h 25m
Multiple Airlines
Tue 5/1210:28 pm
PHX
- BOS
Nonstop4h 54m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$264
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Mon 5/115:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Fri 5/1510:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Deal found 4/21![Delta logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/1312:01 pm
BOS
- PHX
1 stop11h 32m
Multiple Airlines
Tue 5/196:30 am
PHX
- BOS
2 stops38h 24m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$263
This Expedia deal was found by Cheapflights users on 4/20. 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.
Wed 5/1312:01 pm
BOS
- PHX
1 stop11h 32m
Multiple Airlines
Wed 5/206:00 am
PHX
- BOS
1 stop14h 59m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/2712:01 pm
BOS
- PHX
2 stops14h 23m
Frontier
Sun 5/3111:30 pm
PHX
- BOS
1 stop22h 54m
Frontier
Deal found 4/18![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 4/18. 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 5/276:00 am
BOS
- PHX
1 stop17h 33m
Multiple Airlines
Fri 5/2912:30 am
PHX
- BOS
2 stops18h 12m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$270
This Delta deal was found by Cheapflights users on 4/20. 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.
Thu 5/285:51 am
BOS
- PHX
1 stop9h 43m
Delta
Mon 6/110:55 pm
PHX
- BOS
1 stop7h 11m
Delta
Deal found 4/20![Delta logo]()
$267
One-way flights from Boston to Sky Harbor IntlSearch for one-way flight options from Boston to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
Search for one-way flight options from Boston to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Tue 5/1210:07 am
BOS
- PHX
2 stops37h 26m
Frontier
Deal found 4/21![Frontier logo]()
$127
This Super.com deal was found by Cheapflights users on 4/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:08 am
BOS
- PHX
1 stop16h 10m
Frontier
Deal found 4/20![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Tue 5/1910:07 am
BOS
- PHX
2 stops32h 16m
Frontier
Deal found 4/21![Frontier logo]()
$130
This Expedia deal was found by Cheapflights users on 4/21. 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.
Sat 5/1612:01 pm
BOS
- PHX
1 stop13h 25m
Frontier
Deal found 4/21![Frontier logo]()
$131
This Delta deal was found by Cheapflights users on 4/20. 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 5/195:51 am
BOS
- PHX
1 stop7h 58m
Delta
Deal found 4/20![Delta logo]()
$134
This Super.com deal was found by Cheapflights users on 4/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:42 pm
BOS
- PHX
1 stop11h 42m
Frontier
Deal found 4/19![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 4/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/312:28 pm
BOS
- PHX
1 stop11h 56m
Frontier
Deal found 4/20![Frontier logo]()
$136
This Frontier deal was found by Cheapflights users on 4/22. 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.
Wed 4/2911:16 am
BOS
- PHX
1 stop14h 54m
Frontier
Deal found 4/22![Frontier logo]()
$137
This Southwest deal was found by Cheapflights users on 4/22. 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.
Tue 5/122:25 pm
BOS
- PHX
1 stop10h 30m
Southwest
Deal found 4/22![Southwest logo]()
$138
This Southwest deal was found by Cheapflights users on 4/20. 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.
Sat 5/239:10 am
BOS
- PHX
2 stops12h 05m
Southwest
Deal found 4/20![Southwest logo]()
$139
Find 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 April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $260 (Kiwi.com) |
One-way from | $127 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $423 |
Good round-trip deal | $350 or less |
Good one-way deal | $185 or less |
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 April 23, 2026.
Use the filters below to find and compare flights from Boston to Phoenix Sky Harbor Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Fri 6/5
5:51 am-10:49 am
1 stop7h 58m
Phoenix Sky Harbor Intl
Wed 6/10
7:17 pm-6:05 am
1 stop7h 48m
$267
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Thu 5/7
5:55 pm-8:41 pm
Nonstop5h 46m
Phoenix Sky Harbor Intl
Mon 5/11
10:27 pm-6:25 am
Nonstop4h 58m
$287
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Wed 6/10
5:00 am-9:40 am
1 stop7h 40m
Phoenix Sky Harbor Intl
Tue 6/16
5:05 am-5:05 pm
2 stops9h 00m
$296
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Sat 5/2
5:50 pm-8:40 pm
Nonstop5h 50m
Phoenix Sky Harbor Intl
Wed 5/6
1:15 pm-11:57 pm
1 stop7h 42m
$297
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Fri 6/5
5:55 pm-8:41 pm
Nonstop5h 46m
Phoenix Sky Harbor Intl
Sun 6/7
10:32 pm-6:30 am
Nonstop4h 58m
$317
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Sat 5/2
9:25 am-5:00 pm
2 stops10h 35m
Phoenix Sky Harbor Intl
Wed 5/6
5:55 am-5:15 pm
1 stop8h 20m
$339
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Sun 5/24
8:05 am-3:41 pm
1 stop10h 36m
Phoenix Sky Harbor Intl
Tue 5/26
7:59 pm-5:44 am
1 stop30h 45m
$350
Quickest round-trip
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Fri 6/26
5:55 pm-8:37 pm
Nonstop5h 42m
Phoenix Sky Harbor Intl
Sun 7/5
10:32 pm-6:30 am
Nonstop4h 58m
$357
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Thu 5/14
5:55 pm-8:41 pm
Nonstop5h 46m
Phoenix Sky Harbor Intl
Sun 5/17
10:27 pm-6:25 am
Nonstop4h 58m
$367
BostonPhoenix
BOS - PHX
BOSPHX
Boston Logan Intl
Wed 5/13
5:55 pm-8:41 pm
Nonstop5h 46m
Phoenix Sky Harbor Intl
Sun 5/17
10:27 pm-6:25 am
Nonstop4h 58m
$367
Showing 1-10 of 22 resultsSorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Boston-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >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 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 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.
BOS-PHX
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
Prices
Airlines
Delays
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How far ahead should I book a flight from Boston to Phoenix Sky Harbor Intl Airport?
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 61 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 $292). Flying from Boston to Phoenix Sky Harbor Intl Airport in April is currently the most expensive (average of $423). 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 April 23, 2026.
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 21% on your trip compared to booking a flight in the morning.
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 April 18, 2026.
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.
How often are flights from Boston to Phoenix delayed?
About 18% of weekly flights between Boston and Phoenix have experienced delays in the past year, with the average delay time being 156 minutes.
What is the most punctual flight time for Boston to Phoenix flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Phoenix flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
What’s the top layover airport for flights from Boston to Phoenix Sky Harbor Intl Airport?
Share of 1-stop round-trip flights from Boston to Phoenix Sky Harbor Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (MDW) – chosen by Cheapflights users on 67% of 1-stop itineraries from Boston to Phoenix Sky Harbor Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Boston to Phoenix Sky Harbor Intl Airport?
Average round-trip fare for 1-stop flights from Boston to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $246.
What’s the fastest layover option from Boston to Phoenix Sky Harbor Intl Airport?
Shortest average travel time for 1-stop one-way flights from Boston to Phoenix Sky Harbor Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (MDW) have the shortest average one-way travel time for 1-stop routes: 7h 48m.
Which airport typically offers the quickest layover for flights from Boston to Phoenix Sky Harbor Intl Airport?
Average layover duration for 1-stop one-way flights from Boston to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 07m.
The best insider tips for Boston to Phoenix Sky Harbor Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Phoenix Sky Harbor Intl Airport trip
Our travel experts
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 April 23, 2026.
See what other customers who have flown with Southwest,Delta, andUnited 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.
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
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 locationsGoodyear
Glendale
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Buckeye
Camp Verde
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Boston and Sky Harbor Intl flights
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Top 7 airlines flying from Boston to Sky Harbor Intl
Discover the top 7 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 April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$194 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$126 | Average$309 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$127 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$154 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$226 | Average$388 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$235 | Average$398 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$242 | Average$448 | FlexibilityNo cancel fee | On-time63% |