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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)
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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 January , February 2026

28 Jan - 01 Feb $ 225.00
PHL
Philadelphia
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
PHL
Philadelphia
Pick dates
20 Jan - 08 Feb $ 979.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
PHL
Philadelphia
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21 Jan - 08 Feb $ 979.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to Boston

28 Jan - 31 Jan $ 225.00
PHL
Philadelphia
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
PHL
Philadelphia
Pick dates
15 Jan - 31 Jan $ 372.00
PHL
Philadelphia
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
PHL
Philadelphia
Pick dates
15 Jan - 31 Jan $ 372.00
PHL
Philadelphia
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
PHL
Philadelphia
Pick dates

One-way flights to Boston from Philadelphia

10:30 AM - 12:40 PM
United Airlines
1 Stops
3h 47m
PHL - BOS
$ 113
Kiwi
Pick dates
10:30 AM - 12:40 PM
United Airlines
1 Stops
3h 47m
PHL - BOS
$ 153
Kiwi
Pick dates
10:30 AM - 12:40 PM
United Airlines
1 Stops
3h 47m
PHL - BOS
$ 154
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.