Delta Air LinesDL
Flights DL5813 06:21 daily · DL5703 varies daily · DL5668 13:45 Mo Tu We Th Fr Su · DL5644 18:27 Mo Tu We Th Fr Su
live
Direct flights from Baltimore (BWI) to Boston (BOS): 14 nonstop departures observed each week across 2 airlines. 80% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 5 tracked flights. The nonstop covers 594 km, an estimated 1 hour 16 minutes in the air. Measured by Pro Flight Search from live flight boards at Baltimore and Boston. Updated 7 September 2026 at 21:41 UTC.
BWI
Baltimore
busy · +22
BOS
Boston
busy · +18
594 km · ~1h 16m est.
Runs reliable · 2 airlines · 14x weekly · nonstop
80% on time
of the last 5 operated BWI → BOS flights arrived within 15 minutes
Median arrival delay is +1 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+1 minacross the last 5 operated legs
Flight time~1h 16mestimated from route distance
Weekly departures14x2 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Delta Air LinesSouthwest Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at BOS: 42% odds of a 15+ minute delay, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Baltimore to Boston route actually runs
Pro Flight Search records official board updates for nonstop BWI to BOS flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Baltimore (BWI) to Boston (BOS) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/BWI-BOS
BWI to BOS questions
Is BWI–BOS running on time right now?
Mostly on schedule. The departure side at BWI is the weaker end, route health score 73/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on BWI–BOS?
Operators schedule morning departures around 06:21 and evening departures around 18:27 from BWI. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BOS delay card to confirm conditions when you'd arrive.
How long is the flight from BWI to BOS?
Great-circle distance is 594 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 72–81 min gate-to-gate on this route.
How often does BWI–BOS fly?
2 carriers operate this route, around 81 flights a week between them. Compare carrier days and times in the airline list above.
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