Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Boise via San Francisco: arrives on time 23%
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07:00 PDX → 08:56 SFOUA 2818 · United · 1h 56m · 35% on time, 0.0% cancelled
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1h 19m layover in San Francisco (SFO) · 45 min minimum on one ticket
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10:15 SFO → 13:08 BOIUA 6035 · United, flown by SkyWest · 1h 53m · 56% on time, 1.2% cancelled
Total trip 5h 08m, scheduled departure to arrival (Boise is 1 h ahead of Portland). Times are local. Both flew on 32 of the last 56 days.
Makes the connection41%The first flight arrived more than 34 minutes late on 59% of the days it flew: too late for the 45-minute minimum connection on a 1h 19m layover.
Arrives on time23%First flight not cancelled (0.0% are) × connection made (41%) × second flight not cancelled (1.2% are) and within 15 minutes (56%).
Total trip5h 08mPDX 07:00 to BOI 13:08, 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.