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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)
Save up to 31%
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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 August , September 2026

26 Aug - 06 Sep $ 244.00
BOS
Boston
Frontier Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
1 STOPS
BOS
Boston
Pick dates
28 Aug - 21 Sep $ 284.00
BOS
Boston
JetBlue Airways
DIRECT
PHL
Philadelphia
PHL
Philadelphia
JetBlue Airways
DIRECT
BOS
Boston
Pick dates
28 Aug - 10 Sep $ 297.00
BOS
Boston
JetBlue Airways
DIRECT
PHL
Philadelphia
PHL
Philadelphia
JetBlue Airways
DIRECT
BOS
Boston
Pick dates

Last minute flights from Boston to Philadelphia

26 Aug - 31 Aug $ 342.00
BOS
Boston
Frontier Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
1 STOPS
BOS
Boston
Pick dates
28 Aug - 31 Aug $ 348.00
BOS
Boston
Frontier Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
1 STOPS
BOS
Boston
Pick dates
28 Aug - 31 Aug $ 441.00
BOS
Boston
JetBlue Airways
DIRECT
PHL
Philadelphia
PHL
Philadelphia
JetBlue Airways
DIRECT
BOS
Boston
Pick dates

One-way flights to Philadelphia from Boston

12:45 PM - 8:17 PM
Frontier Airlines
1 Stops
9h 48m
BOS - PHL
$ 164
Kiwi
Pick dates
6:35 AM - 6:35 AM
JetBlue Airways
0 Stops
1h 33m
BOS - PHL
$ 173
Kiwi
Pick dates
6:49 AM - 6:49 AM
JetBlue Airways
0 Stops
1h 33m
BOS - PHL
$ 177
Kiwi
Pick dates

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)
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.