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Cheap flights from Baltimore (BWI) to Boston (BOS)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Baltimore (BWI) to Boston (BOS)

How to find the cheapest flight from Baltimore (BWI) to Boston (BOS)
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How to find the cheapest flight from Baltimore (BWI) to Boston (BOS)
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How to find the cheapest flight from Baltimore (BWI) to Boston (BOS)
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Cheap flights from Baltimore to Boston in May , June 2026

28 May - 11 Jun $ 194.00
BWI
Baltimore
Frontier Airlines
1 STOPS
BOS
Boston
BOS
Boston
Frontier Airlines
1 STOPS
BWI
Baltimore
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04 May - 05 Jun $ 875.00
BWI
Baltimore
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
BWI
Baltimore
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04 May - 09 Jun $ 973.00
BWI
Baltimore
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
BWI
Baltimore
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Last minute flights from Baltimore to Boston

28 May - 31 May $ 268.00
BWI
Baltimore
Frontier Airlines
1 STOPS
BOS
Boston
BOS
Boston
Frontier Airlines
1 STOPS
BWI
Baltimore
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04 May - 01 Jun $ 1,091.00
BWI
Baltimore
BermudAir
1 STOPS
BOS
Boston
BOS
Boston
BermudAir
1 STOPS
BWI
Baltimore
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04 May - 31 May $ 1,271.00
BWI
Baltimore
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
BWI
Baltimore
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One-way flights to Boston from Baltimore

9:43 PM - 5:05 AM
Frontier Airlines
1 Stops
10h 6m
BWI - BOS
$ 97
Kiwi
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6:15 AM - 1:55 PM
United Airlines
1 Stops
11h 7m
BWI - BOS
$ 518
Kiwi
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9:20 AM - 11:32 AM
United Airlines
1 Stops
5h 43m
BWI - BOS
$ 633
Kiwi
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How to find the cheapest flight from Baltimore (BWI) to Boston (BOS)

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How to find the cheapest flight from Baltimore (BWI) 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 Baltimore (BWI) to Boston (BOS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.