FFL Helper

FFL Helper / Baltimore / Boston

BWI → BOS

Baltimore to Boston

Compare one-way fares for flights from Baltimore to Boston.

Lowest fare $156
Distance 360 mi
Flight time 15h 41m
Airports BWI–BOS
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By month: August 2026 from $156 · September 2026 from $162

Price calendar

August 2026

From $156 · up to $263

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28 $173 29 $156 30 $167 31 $263

September 2026

From $162 · up to $267

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1 $267 2 $162
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Upcoming dates

Boston BOS

$156

Aug 29, 5:28pm · 15h 41m · 1 stop

BWI → BOS · Frontier Airlines

Tickets

Boston BOS

$162

Sep 02, 12:09pm · 21h · 1 stop

BWI → BOS · Frontier Airlines

Tickets

Boston BOS

$167

Aug 30, 9:32pm · 11h 9m · 1 stop

BWI → BOS · Frontier Airlines

Tickets

Boston BOS

$173

Aug 28, 11:09am · 22h · 1 stop

BWI → BOS · Frontier Airlines

Tickets

Boston BOS

$263

Aug 31, 4:20pm · 1h 30m · 0 stops

BWI → BOS · Southwest Airlines

Tickets

Boston BOS

$267

Sep 01, 6:30am · 1h 30m · 0 stops

BWI → BOS · Southwest Airlines

Tickets

About this route

This calendar shows dated one-way fares from Baltimore to Boston. Use it to see which days are cheaper before you search tickets.

Flight time and airport codes on this page are for the sample itinerary we have on file. Always confirm the live routing when you book Baltimore to Boston.