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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 July , August 2026

28 Jul - 18 Aug $ 434.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
25 Jul - 01 Aug $ 562.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
25 Jul - 01 Aug $ 562.00
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

25 Jul - 31 Jul $ 650.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
25 Jul - 31 Jul $ 650.00
BOI
Boise
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
24 Jul - 31 Jul $ 853.00
BOI
Boise
United Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
1 STOPS
BOI
Boise
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One-way flights to Philadelphia from Boise

8:47 PM - 10:02 PM
Alaska Airlines
1 Stops
7h 26m
BOI - PHL
$ 285
Kiwi
Pick dates
6:10 PM - 10:02 PM
Alaska Airlines
1 Stops
10h 3m
BOI - PHL
$ 285
Kiwi
Pick dates
6:30 AM - 9:35 AM
United Airlines
1 Stops
6h 38m
BOI - PHL
$ 425
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.