Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Boston (BOS) to Baltimore (BWI)

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

Cheap flights from Boston to Baltimore in March , April 2026

10 Mar - 18 Apr $ 136.00
BOS
Boston
Spirit Airlines
1 STOPS
BWI
Baltimore
BWI
Baltimore
Spirit Airlines
DIRECT
BOS
Boston
Pick dates
10 Mar - 08 Apr $ 173.00
BOS
Boston
Spirit Airlines
1 STOPS
BWI
Baltimore
BWI
Baltimore
Spirit Airlines
1 STOPS
BOS
Boston
Pick dates
10 Mar - 07 Apr $ 183.00
BOS
Boston
Spirit Airlines
1 STOPS
BWI
Baltimore
BWI
Baltimore
Spirit Airlines
1 STOPS
BOS
Boston
Pick dates

Last minute flights from Boston to Baltimore

10 Mar - 31 Mar $ 209.00
BOS
Boston
Frontier Airlines
1 STOPS
BWI
Baltimore
BWI
Baltimore
Frontier Airlines
1 STOPS
BOS
Boston
Pick dates
10 Mar - 31 Mar $ 352.00
BOS
Boston
Spirit Airlines
1 STOPS
BWI
Baltimore
BWI
Baltimore
Spirit Airlines
1 STOPS
BOS
Boston
Pick dates
04 Mar - 31 Mar $ 466.00
BOS
Boston
Spirit Airlines
1 STOPS
BWI
Baltimore
BWI
Baltimore
Spirit Airlines
1 STOPS
BOS
Boston
Pick dates

One-way flights to Baltimore from Boston

4:22 PM - 8:35 PM
Spirit Airlines
1 Stops
6h 31m
BOS - BWI
$ 82
Kiwi
Pick dates
12:43 PM - 8:35 PM
Spirit Airlines
1 Stops
10h 10m
BOS - BWI
$ 82
Kiwi
Pick dates
8:15 AM - 11:05 AM
United Airlines
1 Stops
5h 51m
BOS - BWI
$ 578
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Baltimore (BWI)

Related info for your journey
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 Baltimore (BWI)
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 Baltimore (BWI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.