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Cheap flights from Phoenix (PHX) to Boston (BOS)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Phoenix (PHX) to Boston (BOS)

How to find the cheapest flight from Phoenix (PHX) to Boston (BOS)
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How to find the cheapest flight from Phoenix (PHX) to Boston (BOS)
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How to find the cheapest flight from Phoenix (PHX) to Boston (BOS)
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Cheap flights from Phoenix to Boston in July , August 2026

29 Jul - 29 Aug $ 289.00
PHX
Phoenix
Frontier Airlines
1 STOPS
BOS
Boston
BOS
Boston
Frontier Airlines
1 STOPS
PHX
Phoenix
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25 Jul - 05 Aug $ 416.00
PHX
Phoenix
JetBlue Airways
1 STOPS
BOS
Boston
BOS
Boston
JetBlue Airways
1 STOPS
PHX
Phoenix
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23 Jul - 19 Aug $ 624.00
PHX
Phoenix
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
PHX
Phoenix
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Last minute flights from Phoenix to Boston

29 Jul - 31 Jul $ 525.00
PHX
Phoenix
Frontier Airlines
1 STOPS
BOS
Boston
BOS
Boston
Frontier Airlines
1 STOPS
PHX
Phoenix
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24 Jul - 31 Jul $ 568.00
PHX
Phoenix
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
PHX
Phoenix
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28 Jul - 31 Jul $ 807.00
PHX
Phoenix
Sun Country Airlines
1 STOPS
BOS
Boston
BOS
Boston
Sun Country Airlines
1 STOPS
PHX
Phoenix
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One-way flights to Boston from Phoenix

11:23 PM - 8:16 AM
Frontier Airlines
1 Stops
8h 34m
PHX - BOS
$ 162
Kiwi
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9:50 PM - 8:16 AM
Frontier Airlines
1 Stops
10h 7m
PHX - BOS
$ 162
Kiwi
Pick dates
11:23 PM - 8:16 AM
Frontier Airlines
1 Stops
8h 34m
PHX - BOS
$ 242
Kiwi
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How to find the cheapest flight from Phoenix (PHX) to Boston (BOS)

Related info for your journey
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How to find the cheapest flight from Phoenix (PHX) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Phoenix (PHX) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.