Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Baltimore → Seattle via Boston: arrives on time 75%
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06:17 BWI → 08:00 BOSDL 5813 · Delta, flown by Republic · 1h 43m · 97% on time, 2.6% cancelled
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3h 29m layover in Boston (BOS) · 45 min minimum on one ticket
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11:29 BOS → 14:50 SEADL 332 · Delta · 6h 20m · 78% on time, 0.8% cancelled
Total trip 11h 32m, scheduled departure to arrival (Seattle is 3 h behind Baltimore). Times are local. Both flew on 54 of the last 56 days.
Makes the connection99%The first flight arrived more than 164 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 29m layover.
Arrives on time75%First flight not cancelled (2.6% are) × connection made (99%) × second flight not cancelled (0.8% are) and within 15 minutes (78%).
Total trip11h 32mBWI 06:17 to SEA 14:50, 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.