Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Washington via Boston: arrives on time 83%
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21:54 SAN → 06:30 BOSDL 571 · Delta · 5h 36m · 85% on time, 0.0% cancelled
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3h 50m layover in Boston (BOS) · 90 min minimum on separate tickets
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10:20 BOS → 12:01 DCA +1 dayB6 1055 · JetBlue · 1h 40m · 86% on time, 1.4% cancelled
Total trip 11h 06m, scheduled departure to arrival (Washington is 3 h ahead of San Diego). Times are local. Both flew on 51 of the last 56 days.
Makes the connection98%The first flight arrived more than 140 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 3h 50m layover.
Arrives on time83%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (1.4% are) and within 15 minutes (86%).
Total trip11h 06mSAN 21:54 to DCA 12:01, 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.