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Cheap flights from Boise (BOI) to Philadelphia (PHL)

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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 Boise (BOI) to Philadelphia (PHL)

How to find the cheapest flight from Boise (BOI) to Philadelphia (PHL)
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How to find the cheapest flight from Boise (BOI) to Philadelphia (PHL)
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How to find the cheapest flight from Boise (BOI) to Philadelphia (PHL)
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Cheap flights from Boise to Philadelphia in September , October 2026

30 Sep - 03 Oct $ 311.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
12 Sep - 06 Oct $ 439.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
15 Sep - 08 Oct $ 576.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates

Last minute flights from Boise to Philadelphia

26 Sep - 30 Sep $ 481.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
12 Sep - 30 Sep $ 567.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
19 Sep - 30 Sep $ 568.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
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One-way flights to Philadelphia from Boise

6:00 AM - 7:30 AM
Alaska Airlines
1 Stops
7h 45m
BOI - PHL
$ 284
Kiwi
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6:00 AM - 7:30 AM
Alaska Airlines
1 Stops
7h 45m
BOI - PHL
$ 284
Kiwi
Pick dates
10:36 AM - 1:45 PM
United Airlines
1 Stops
6h 49m
BOI - PHL
$ 339
Kiwi
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How to find the cheapest flight from Boise (BOI) to Philadelphia (PHL)

Related info for your journey
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How to find the cheapest flight from Boise (BOI) to Philadelphia (PHL)
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 Boise (BOI) to Philadelphia (PHL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.