Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Dulles via Minneapolis: arrives on time 62%
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12:45 SFO → 18:23 MSPDL 2078 · Delta · 3h 38m · 61% on time, 1.8% cancelled
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1h 32m layover in Minneapolis (MSP) · 45 min minimum on one ticket
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19:55 MSP → 23:25 IADDL 4129 · Delta, flown by SkyWest · 2h 30m · 78% on time, 2.2% cancelled
Total trip 7h 40m, scheduled departure to arrival (Dulles is 3 h ahead of San Francisco). Times are local. Both flew on 56 of the last 56 days.
Makes the connection84%The first flight arrived more than 47 minutes late on 16% of the days it flew: too late for the 45-minute minimum connection on a 1h 32m layover.
Arrives on time62%First flight not cancelled (1.8% are) × connection made (84%) × second flight not cancelled (2.2% are) and within 15 minutes (78%).
Total trip7h 40mSFO 12:45 to IAD 23:25, 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.