Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Santa Ana → Salt Lake City via San Francisco: arrives on time 29%
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18:20 SNA → 19:51 SFOUA 2657 · United · 1h 31m · 41% on time, 3.2% cancelled
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1h 03m layover in San Francisco (SFO) · 45 min minimum on one ticket
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20:54 SFO → 23:59 SLCUA 5753 · United, flown by SkyWest · 2h 05m · 66% on time, 0.7% cancelled
Total trip 4h 39m, scheduled departure to arrival (Salt Lake City is 1 h ahead of Santa Ana). Times are local. Both flew on 41 of the last 56 days.
Makes the connection45%The first flight arrived more than 18 minutes late on 55% of the days it flew: too late for the 45-minute minimum connection on a 1h 03m layover.
Arrives on time29%First flight not cancelled (3.2% are) × connection made (45%) × second flight not cancelled (0.7% are) and within 15 minutes (66%).
Total trip4h 39mSNA 18:20 to SLC 23:59, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.