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

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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 Philadelphia (PHL) to Boston (BOS)

How to find the cheapest flight from Philadelphia (PHL) to Boston (BOS)
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How to find the cheapest flight from Philadelphia (PHL) to Boston (BOS)
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How to find the cheapest flight from Philadelphia (PHL) to Boston (BOS)
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Cheap flights from Philadelphia to Boston in August , September 2026

24 Aug - 03 Sep $ 210.00
PHL
Philadelphia
Frontier Airlines
DIRECT
BOS
Boston
BOS
Boston
Frontier Airlines
1 STOPS
PHL
Philadelphia
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24 Aug - 10 Sep $ 255.00
PHL
Philadelphia
JetBlue Airways
DIRECT
BOS
Boston
BOS
Boston
JetBlue Airways
DIRECT
PHL
Philadelphia
Pick dates
24 Aug - 09 Sep $ 255.00
PHL
Philadelphia
JetBlue Airways
DIRECT
BOS
Boston
BOS
Boston
JetBlue Airways
DIRECT
PHL
Philadelphia
Pick dates

Last minute flights from Philadelphia to Boston

23 Aug - 31 Aug $ 306.00
PHL
Philadelphia
Frontier Airlines
DIRECT
BOS
Boston
BOS
Boston
Frontier Airlines
1 STOPS
PHL
Philadelphia
Pick dates
24 Aug - 31 Aug $ 306.00
PHL
Philadelphia
Frontier Airlines
DIRECT
BOS
Boston
BOS
Boston
Frontier Airlines
1 STOPS
PHL
Philadelphia
Pick dates
24 Aug - 31 Aug $ 398.00
PHL
Philadelphia
JetBlue Airways
DIRECT
BOS
Boston
BOS
Boston
JetBlue Airways
DIRECT
PHL
Philadelphia
Pick dates

One-way flights to Boston from Philadelphia

9:12 AM - 9:12 AM
JetBlue Airways
0 Stops
1h 23m
PHL - BOS
$ 130
Kiwi
Pick dates
9:12 AM - 9:12 AM
JetBlue Airways
0 Stops
1h 23m
PHL - BOS
$ 130
Kiwi
Pick dates
9:12 AM - 9:12 AM
JetBlue Airways
0 Stops
1h 23m
PHL - BOS
$ 177
Kiwi
Pick dates

How to find the cheapest flight from Philadelphia (PHL) to Boston (BOS)

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