American AirlinesAA100% on time
Flights AA4633 06:10 Sa · AA4658 07:00 Mo Tu We Th Fr · AA1160 08:00 Sa · AA4764 08:14 Mo Tu We Th Fr Su
live
Direct flights from Boston (BOS) to Washington (DCA): 21 nonstop departures observed each week across 3 airlines. 80% of the last 15 operated flights arrived within 15 minutes of schedule. The median arrival is 23 minutes early. 3 of the 15 tracked flights were cancelled. The nonstop covers 641 km, an estimated 1 hour 19 minutes in the air. Measured by Pro Flight Search from live flight boards at Boston and Washington. Updated 6 September 2026 at 21:50 UTC.
BOS
Boston
busy · +18
DCA
Washington
smooth · +0
641 km · ~1h 19m est.
Runs reliable · 3 airlines · 21x weekly · nonstop
80% on time
of the last 15 operated BOS → DCA flights arrived within 15 minutes
Median arrival delay is −23 min. 3 of 15 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival−23 minacross the last 15 operated legs
Flight time~1h 19mestimated from route distance
Weekly departures21x3 direct airlines on the leg
Cancelled20.0%recent route rate · 3 of 15
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
American AirlinesDelta Air LinesJetBlue Airways
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 outcomes09-06AA2159arrived−22
09-06DL5592arrived−36
Actual 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 DCA: 47% 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 Boston to Washington route actually runs
Pro Flight Search records official board updates for nonstop BOS to DCA 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 — Boston (BOS) to Washington (DCA) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/BOS-DCA
BOS to DCA questions
Is BOS–DCA running on time right now?
Smooth skies ahead. The departure side at BOS is the weaker end, route health score 88/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on BOS–DCA?
Operators schedule morning departures around 06:00 and evening departures around 17:16 from BOS. Earlier flights typically land before destination-airport delays accumulate later in the day; check the DCA delay card to confirm conditions when you'd arrive.
How long is the flight from BOS to DCA?
Great-circle distance is 641 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 75–85 min gate-to-gate on this route.
How often does BOS–DCA fly?
3 carriers operate this route, around 161 flights a week between them. Compare carrier days and times in the airline list above.
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