Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → Boston via Columbus: arrives on time 87%
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07:29 DCA → 09:01 CMHAA 4627 · American, flown by Republic · 1h 32m · 94% on time, 0.0% cancelled
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1h 59m layover in Columbus (CMH) · 45 min minimum on one ticket
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11:00 CMH → 13:05 BOSAA 4399 · American, flown by Republic · 2h 05m · 90% on time, 1.6% cancelled
Total trip 5h 36m, scheduled departure to arrival. Times are local. Both flew on 26 of the last 56 days.
Makes the connection98%The first flight arrived more than 74 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 59m layover.
Arrives on time87%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (1.6% are) and within 15 minutes (90%).
Total trip5h 36mDCA 07:29 to BOS 13:05, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.