Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Portland → Billings via Denver: arrives on time 73%
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16:15 PDX → 19:51 DENUA 1787 · United · 2h 36m · 85% on time, 0.0% cancelled
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1h 19m layover in Denver (DEN) · 45 min minimum on one ticket
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21:10 DEN → 22:54 BILUA 5257 · United, flown by SkyWest · 1h 44m · 80% on time, 0.0% cancelled
Total trip 5h 39m, scheduled departure to arrival (Billings is 1 h ahead of Portland). Times are local. Both flew on 55 of the last 56 days.
Makes the connection91%The first flight arrived more than 34 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 1h 19m layover.
Arrives on time73%First flight not cancelled (0.0% are) × connection made (91%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip5h 39mPDX 16:15 to BIL 22:54, 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.