Flights from Boston to Phoenix Sky Harbor

Our cheapest offers for flights from Boston to Phoenix Sky Harbor

Here you can compare cheap flights from Boston (BOS) to Phoenix Sky Harbor (PHX) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Phoenix Sky Harbor. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Boston
Phoenix - Sky Harbor
Outbound
09/25/25
1 Stopover (CLE)
F94833, F91471
12h 57min
Return
10/05/25
1 Stopover (CLE)
F91472, F94834
11h 48min
Frontier Airlines
$184
Best option
Boston
Phoenix - Sky Harbor
Outbound
09/25/25
direct
DL0514
05h 34min
Return
10/05/25
direct
DL0514
05h 01min
Delta Air Lines ?
$204
Boston
Phoenix - Sky Harbor
Pay attention to transfer at connecting flight
Outbound
09/25/25
1 Stopover (DTW)
NK2151, NK1332
09h 33min
Return
10/05/25
1 Stopover (DTW)
F94672, NK2152
29h 05min
Spirit Airlines
$208
Boston
Phoenix - Sky Harbor
Outbound
09/25/25
1 Stopover (DTW)
NK2151, NK1332
09h 33min
Return
10/05/25
direct
B60502
04h 51min
Spirit Airlines ?
$185
Boston
Phoenix - Sky Harbor
Outbound
11/09/25
1 Stopover (DTW)
NK1363, NK1735
08h 09min
Return
12/07/25
1 Stopover (DTW)
NK1736, NK1364
07h 40min
Spirit Airlines
$216
Boston
Phoenix - Sky Harbor
Outbound
11/09/25
1 Stopover (DTW)
NK1363, NK1735
08h 09min
Return
12/07/25
1 Stopover (DTW)
NK1736, NK1364
07h 40min
Spirit Airlines
$219
Boston
Phoenix - Sky Harbor
Outbound
11/09/25
1 Stopover (DTW)
NK1363, NK1735
08h 09min
Return
12/07/25
1 Stopover (DTW)
NK1736, NK1364
07h 40min
Spirit Airlines
$227
Boston
Phoenix - Sky Harbor
Outbound
11/09/25
1 Stopover (DTW)
NK1363, NK1735
08h 09min
Return
12/07/25
1 Stopover (DTW)
NK1736, NK1364
07h 40min
Spirit Airlines
$228
Boston
Phoenix - Sky Harbor
Outbound
11/09/25
direct
B60369
06h 01min
Return
12/07/25
1 Stopover (DTW)
NK1736, NK1364
07h 40min
JetBlue Airways ?
$241
Boston
Phoenix - Sky Harbor
Outbound
09/25/25
1 Stopover (DTW)
NK2151, NK1332
09h 33min
Return
10/05/25
1 Stopover (MSP)
SY0610, SY0251
07h 42min
Spirit Airlines ?
$248
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to Phoenix Sky Harbor

Favorite airline: Sun Country Airlines
The most popular airline for flights from Boston to Phoenix - Sky Harbor is Sun Country Airlines.
Sun Country Airlines
28 %
Delta
20 %
Spirit Airlines
16 %
Stopover flights are the cheapest connection
On this route, direct flights are $122.00 more expensive than flights with a stopover.
non stop flight
1 stop
05h 55min
15h 22min
$416
$294
Favourite connection: via Minneapolis
On this route, flights with a stopover in Minneapolis are the most popular.
Route
bookings
1 stopover Minneapolis - St. Paul International Airport, MN
08h 19min, from $490
35 %
Direct flights
05h 55min, from $416
30 %
1 stopover Fort Lauderdale-Hollywood International Airport, FL
15h 22min, from $294
20 %

Important flight information

Flight information: Boston - Phoenix - Sky Harbor

Roundtrip from $183.76
Flight duration min. 05:59 / max. 06:27
Return flight duration min. 04:40/ max. 06:50
Distance 3698 km
Flights per week 31
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport Phoenix - Sky Harbor International Airport (PHX)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Phoenix - Sky Harbor
Flight destinations with a similar price
Flight destinations with a similar price