Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → Ontario via Salt Lake City: arrives on time 85%
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17:50 DCA → 20:37 SLCDL 820 · Delta · 4h 47m · 76% on time, 1.1% cancelled
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2h 22m layover in Salt Lake City (SLC) · 45 min minimum on one ticket
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22:59 SLC → 23:48 ONTDL 1614 · Delta · 1h 49m · 89% on time, 0.6% cancelled
Total trip 8h 58m, scheduled departure to arrival (Ontario is 3 h behind Washington). Times are local. Both flew on 55 of the last 56 days.
Makes the connection97%The first flight arrived more than 97 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 22m layover.
Arrives on time85%First flight not cancelled (1.1% are) × connection made (97%) × second flight not cancelled (0.6% are) and within 15 minutes (89%).
Total trip8h 58mDCA 17:50 to ONT 23:48, 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.