Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New York → Ontario via Salt Lake City: arrives on time 65%
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18:29 JFK → 21:58 SLCDL 863 · Delta · 5h 29m · 75% on time, 2.1% cancelled
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1h 01m 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 19m, scheduled departure to arrival (Ontario is 3 h behind New York). Times are local. Both flew on 56 of the last 56 days.
Makes the connection75%The first flight arrived more than 16 minutes late on 25% of the days it flew: too late for the 45-minute minimum connection on a 1h 01m layover.
Arrives on time65%First flight not cancelled (2.1% are) × connection made (75%) × second flight not cancelled (0.6% are) and within 15 minutes (89%).
Total trip8h 19mJFK 18:29 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.