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Cheap flights from Boston (BOS) 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 Boston (BOS) to Philadelphia (PHL)

How to find the cheapest flight from Boston (BOS) to Philadelphia (PHL)
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How to find the cheapest flight from Boston (BOS) to Philadelphia (PHL)
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How to find the cheapest flight from Boston (BOS) to Philadelphia (PHL)
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Cheap flights from Boston to Philadelphia in March , April 2025

22 Mar - 04 Apr $ 84.00
BOS
Boston
Frontier Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
DIRECT
BOS
Boston
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09 Mar - 16 Apr $ 1,477.00
BOS
Boston
United Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
1 STOPS
BOS
Boston
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09 Mar - 16 Apr $ 1,477.00
BOS
Boston
United Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
United Airlines
1 STOPS
BOS
Boston
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Last minute flights from Boston to Philadelphia

29 Mar - 31 Mar $ 105.00
BOS
Boston
Frontier Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
DIRECT
BOS
Boston
Pick dates
22 Mar - 31 Mar $ 105.00
BOS
Boston
Frontier Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
DIRECT
BOS
Boston
Pick dates
24 Mar - 31 Mar $ 105.00
BOS
Boston
Frontier Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
DIRECT
BOS
Boston
Pick dates

One-way flights to Philadelphia from Boston

9:36 AM - 9:36 AM
Frontier Airlines
0 Stops
1h 42m
BOS - PHL
$ 42
Kiwi
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6:00 AM - 1:00 PM
United Airlines
2 Stops
8h 8m
BOS - PHL
$ 638
Kiwi
Pick dates
11:00 PM - 1:10 PM
Finnair
1 Stops
18h 20m
BOS - PHL
$ 2,115
Kiwi
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How to find the cheapest flight from Boston (BOS) to Philadelphia (PHL)

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