$111+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOS
Mar 10 — Mar 171
1 adult, Economy
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Find cheap flights from Phoenix to Boston 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 Phoenix to Boston Logan Intl are usually found in January or February, booked 88 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday
Cheap flight deals from Phoenix to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Phoenix to BostonExplore 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 February 8, 2026.
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 February 8, 2026.
This SmartFares deal was found by Cheapflights users on 2/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:25 pm
PHX
- BOS
Nonstop4h 35m
JetBlue
Mon 3/95:10 pm
BOS
- PHX
Nonstop6h 00m
JetBlue
Deal found 2/7![JetBlue logo]()
$183
This Expedia deal was found by Cheapflights users on 2/7. 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 2/2510:25 pm
PHX
- BOS
Nonstop4h 35m
Multiple Airlines
Mon 3/26:00 am
BOS
- PHX
1 stop11h 27m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$188
This CheapOair deal was found by Cheapflights users on 2/7. 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.
Fri 2/2710:25 pm
PHX
- BOS
Nonstop4h 35m
Multiple Airlines
Mon 3/26:00 am
BOS
- PHX
1 stop11h 27m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$193
This Frontier deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:30 pm
PHX
- BOS
1 stop10h 15m
Frontier
Mon 5/186:00 am
BOS
- PHX
1 stop12h 26m
Frontier
Deal found 2/6![Frontier logo]()
$198
This Frontier deal was found by Cheapflights users on 2/8. 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.
Mon 4/2010:30 pm
PHX
- BOS
1 stop10h 35m
Frontier
Sat 4/256:00 am
BOS
- PHX
1 stop14h 29m
Frontier
Deal found 2/8![Frontier logo]()
$200
This Super.com deal was found by Cheapflights users on 2/7. 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.
Wed 2/2510:25 pm
PHX
- BOS
Nonstop4h 35m
JetBlue
Mon 3/25:10 pm
BOS
- PHX
Nonstop6h 00m
JetBlue
Deal found 2/7![JetBlue logo]()
$204
This Cheapflightsfares deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2710:24 pm
PHX
- BOS
Nonstop4h 40m
JetBlue
Sun 3/296:07 pm
BOS
- PHX
Nonstop6h 02m
JetBlue
Deal found 2/5![JetBlue logo]()
$206
This Delta deal was found by Cheapflights users on 2/7. 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 3/511:58 pm
PHX
- BOS
Nonstop4h 57m
Delta
Sun 3/85:50 pm
BOS
- PHX
Nonstop6h 03m
Delta
Deal found 2/7![Delta logo]()
$207
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/31:31 pm
PHX
- BOS
1 stop7h 59m
United Airlines
Tue 3/242:59 pm
BOS
- PHX
1 stop8h 22m
United Airlines
Deal found 2/5![United Airlines logo]()
$209
This Expedia deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:00 am
PHX
- BOS
1 stop13h 51m
Multiple Airlines
Tue 5/199:32 am
BOS
- PHX
Nonstop5h 50m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$210
Best flights from Phoenix to BostonDiscover carefully curated flight deals from Phoenix to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 8, 2026.
Discover carefully curated flight deals from Phoenix to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 8, 2026.
This Delta deal was found by Cheapflights users on 2/8. 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 3/511:58 pm
PHX
- BOS
Nonstop4h 57m
Delta
Sun 3/85:50 pm
BOS
- PHX
Nonstop6h 03m
Delta
Deal found 2/8![Delta logo]()
$207
This Delta deal was found by Cheapflights users on 2/7. 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 5/2610:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Sat 6/65:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Deal found 2/7![Delta logo]()
$207
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Tue 6/25:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Deal found 2/6![Delta logo]()
$207
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:59 pm
PHX
- BOS
1 stop7h 15m
Delta
Tue 3/248:35 am
BOS
- PHX
Nonstop6h 00m
Delta
Deal found 2/5![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:25 pm
PHX
- BOS
Nonstop5h 00m
Delta
Wed 5/69:25 am
BOS
- PHX
1 stop7h 39m
Delta
Deal found 2/6![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 2/8. 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 4/2010:25 pm
PHX
- BOS
Nonstop5h 00m
Delta
Sat 4/255:50 pm
BOS
- PHX
Nonstop5h 50m
Delta
Deal found 2/8![Delta logo]()
$222
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Sat 5/305:55 pm
BOS
- PHX
Nonstop5h 46m
Delta
Deal found 2/4![Delta logo]()
$222
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/610:27 pm
PHX
- BOS
Nonstop4h 58m
Delta
Mon 6/86:05 pm
BOS
- PHX
Nonstop5h 50m
Delta
Deal found 2/6![Delta logo]()
$222
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1911:59 pm
PHX
- BOS
1 stop7h 56m
Delta
Mon 3/235:50 am
BOS
- PHX
1 stop10h 05m
Delta
Deal found 2/6![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2311:05 pm
PHX
- BOS
1 stop7h 11m
Delta
Mon 3/306:15 am
BOS
- PHX
1 stop9h 20m
Delta
Deal found 2/5![Delta logo]()
$227
Last-minute flights from Phoenix to BostonDiscover last-minute flight deals from Phoenix to Boston. Data last updated February 8, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to Boston. Data last updated February 8, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/7. 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 2/2510:25 pm
PHX
- BOS
Nonstop4h 35m
Multiple Airlines
Mon 3/26:00 am
BOS
- PHX
1 stop11h 27m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$188
This Super.com deal was found by Cheapflights users on 2/7. 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.
Wed 2/2510:25 pm
PHX
- BOS
Nonstop4h 35m
JetBlue
Mon 3/25:10 pm
BOS
- PHX
Nonstop6h 00m
JetBlue
Deal found 2/7![JetBlue logo]()
$204
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 2/251:31 pm
PHX
- BOS
1 stop7h 59m
United Airlines
Mon 3/23:09 pm
BOS
- PHX
1 stop8h 12m
United Airlines
Deal found 2/8![United Airlines logo]()
$212
This CheapOair deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:25 pm
PHX
- BOS
Nonstop4h 35m
Multiple Airlines
Mon 3/26:00 am
BOS
- PHX
1 stop11h 27m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$193
This CheapOair deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:59 pm
PHX
- BOS
1 stop31h 07m
Multiple Airlines
Mon 3/95:10 pm
BOS
- PHX
Nonstop6h 00m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/31:31 pm
PHX
- BOS
1 stop7h 59m
United Airlines
Tue 3/242:59 pm
BOS
- PHX
1 stop8h 22m
United Airlines
Deal found 2/5![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/511:58 pm
PHX
- BOS
Nonstop4h 57m
Delta
Sun 3/85:50 pm
BOS
- PHX
Nonstop6h 03m
Delta
Deal found 2/5![Delta logo]()
$207
This Priceline deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/52:25 pm
PHX
- BOS
1 stop8h 48m
Multiple Airlines
Sun 3/85:10 pm
BOS
- PHX
Nonstop6h 00m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$213
This SmartFares deal was found by Cheapflights users on 2/7. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:25 pm
PHX
- BOS
Nonstop4h 35m
JetBlue
Mon 3/95:10 pm
BOS
- PHX
Nonstop6h 00m
JetBlue
Deal found 2/7![JetBlue logo]()
$183
This Cheapflightsfares deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2710:24 pm
PHX
- BOS
Nonstop4h 40m
JetBlue
Sun 3/296:07 pm
BOS
- PHX
Nonstop6h 02m
JetBlue
Deal found 2/5![JetBlue logo]()
$206
One-way flights from Phoenix to BostonSearch for one-way flight options from Phoenix to Boston. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.
Search for one-way flight options from Phoenix to Boston. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:40 pm
PHX
- BOS
1 stop7h 16m
United Airlines
Deal found 2/6![United Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:50 am
PHX
- BOS
2 stops25h 51m
Frontier
Deal found 2/6![Frontier logo]()
$112
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/211:59 pm
PHX
- BOS
1 stop7h 15m
Delta
Deal found 2/6![Delta logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:50 am
PHX
- BOS
2 stops15h 01m
Frontier
Deal found 2/7![Frontier logo]()
$115
This Super.com deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:55 pm
PHX
- BOS
Nonstop4h 55m
JetBlue
Deal found 2/6![JetBlue logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 2/7. 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.
Mon 4/2010:30 pm
PHX
- BOS
Nonstop4h 55m
JetBlue
Deal found 2/7![JetBlue logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 3/99:24 pm
PHX
- BOS
2 stops34h 05m
Frontier
Deal found 2/7![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/165:24 pm
PHX
- BOS
2 stops38h 05m
Frontier
Deal found 2/8![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:31 pm
PHX
- BOS
2 stops33h 13m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$123
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:15 pm
PHX
- BOS
1 stop6h 56m
United Airlines
Deal found 2/5![United Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:50 pm
PHX
- BOS
1 stop11h 07m
Multiple Airlines
Deal found 2/5![Multiple Airlines logo]()
$125
Find 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 February 8, 2026.
Round-trip from | $183 (SmartFares) |
|---|---|
One-way from | $111 (United Airlines) |
Popular in | April |
Cheapest in | January |
Average price | $275 |
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 February 8, 2026.
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
Thu 3/5
11:58 pm-6:55 am
Nonstop4h 57m
Boston Logan Intl
Sun 3/8
5:50 pm-8:53 pm
Nonstop6h 03m
$207
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Tue 5/26
10:27 pm-6:25 am
Nonstop4h 58m
Boston Logan Intl
Sat 6/6
5:55 pm-8:41 pm
Nonstop5h 46m
$207
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Tue 5/19
10:27 pm-6:25 am
Nonstop4h 58m
Boston Logan Intl
Tue 6/2
5:55 pm-8:41 pm
Nonstop5h 46m
$207
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Tue 3/3
11:59 pm-9:14 am
1 stop7h 15m
Boston Logan Intl
Tue 3/24
8:35 am-11:35 am
Nonstop6h 00m
$217
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Sat 5/2
10:25 pm-6:25 am
Nonstop5h 00m
Boston Logan Intl
Wed 5/6
9:25 am-2:04 pm
1 stop7h 39m
$217
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Mon 4/20
10:25 pm-6:25 am
Nonstop5h 00m
Boston Logan Intl
Sat 4/25
5:50 pm-8:40 pm
Nonstop5h 50m
$222
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Thu 5/28
10:27 pm-6:25 am
Nonstop4h 58m
Boston Logan Intl
Sat 5/30
5:55 pm-8:41 pm
Nonstop5h 46m
$222
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Sat 6/6
10:27 pm-6:25 am
Nonstop4h 58m
Boston Logan Intl
Mon 6/8
6:05 pm-8:55 pm
Nonstop5h 50m
$222
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Thu 3/19
11:59 pm-10:55 am
1 stop7h 56m
Boston Logan Intl
Mon 3/23
5:50 am-12:55 pm
1 stop10h 05m
$227
PhoenixBoston
PHX - BOS
PHXBOS
Phoenix Sky Harbor Intl
Mon 3/23
11:05 pm-9:16 am
1 stop7h 11m
Boston Logan Intl
Mon 3/30
6:15 am-12:35 pm
1 stop9h 20m
$227
Showing 1-10 of 22 results
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.
PH1-BOS
PHX-BOS
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
PH1-BOS
PHX-BOS
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 January 30, 2026.
To ensure you get the cheapest price possible for a flight from Phoenix to Boston, you should look to book at least 88 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 $117). Flying from Phoenix to Boston in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHX to BOS?
Find hourly flight availability from Phoenix to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 8, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 31% 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 January 31, 2026.
Travelers seeking maximum savings on their Phoenix to Boston flight should consider departing on Wednesday at noon 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.
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 February 8, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Phoenix to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsMedford
Cambridge
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Lincoln
Warwick
Smithfield
Peabody
Quincy
York Beach
Londonderry
Swansea
Old Orchard Beach
Waltham
Lowell
Chelsea
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Alternative routes for Phoenix to Boston
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Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 8, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
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Phoenix and Boston flights
Browse other Phoenix and Boston flight options. Last updated on February 8, 2026.
Popular flight searches
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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 February 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$71 | Average$183 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$82 | Average$195 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$123 | Average$288 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$147 | Average$297 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$158 | Average$334 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$180 | Average$586 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$265 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$236 | Average$384 | FlexibilityNo cancel fee | On-time71% |