Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Seattle → Arcata/Eureka via San Francisco: arrives on time 24%
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19:05 SEA → 21:21 SFOUA 2241 · United · 2h 16m · 22% on time, 2.7% cancelled
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1h 14m layover in San Francisco (SFO) · 45 min minimum on one ticket
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22:35 SFO → 23:59 ACVUA 4695 · United, flown by SkyWest · 1h 24m · 74% on time, 2.7% cancelled
Total trip 4h 54m, scheduled departure to arrival. Times are local. Both flew on 36 of the last 56 days.
Makes the connection34%The first flight arrived more than 29 minutes late on 66% of the days it flew: too late for the 45-minute minimum connection on a 1h 14m layover.
Arrives on time24%First flight not cancelled (2.7% are) × connection made (34%) × second flight not cancelled (2.7% are) and within 15 minutes (74%).
Total trip4h 54mSEA 19:05 to ACV 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.