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BOS to BWI: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Baltimore (Baltimore/Washington International Thurgood Marshall Airport)
369 mi
594 km · 321 nm
1h 26m
estimated nonstop flight time
Same time
time difference · heading southwest
See live BOS→BWI fares Phone-only fares on this route — call free
Flight time details
369 miles nonstop takes roughly 1h 26m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- BOS — General Edward Lawrence Logan International Airport · Boston, United States
- BWI — Baltimore/Washington International Thurgood Marshall Airport · Baltimore, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 mi away
Near BWI
- DCA · Ronald Reagan Washington National Airport30 mi away
- IAD · Washington Dulles International Airport45 mi away
- FME · Tipton Airport8 mi away
- ANP · Lee Airport17 mi away
Frequently asked questions
How far is BOS from BWI?
The flight distance from Boston (BOS) to Baltimore (BWI) is 369 miles (594 km, 321 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to BWI?
A nonstop flight takes about 1h 26m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from BOS to BWI?
Nonstop service on BOS–BWI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 26m nonstop estimate.
What is the cheapest way to fly from BOS to BWI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–BWI that never appear on search engines, with no booking fees.
Why are some BOS to BWI fares phone-only?
Consolidator contracts let us sell certain BOS–BWI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.