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Showing Southwest only (incl. its regional partners)All airlines ×
1,555 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 93% depart on time. After 4 pm it’s 44%.

Best time to leave 5–6 am 95% arrive on time from PDX

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

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PDX
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% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.

No Southwest flight on this route ran 150+ times in the year.

All 7 Southwest flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.

WN 3195 PDX 05:50 DEN 09:15 2h 25m 57 93% 0.0% 44 min
WN 4099 PDX 07:30 DEN 11:00 2h 30m 26 96% 0.0% 32 min
WN 3693 PDX 08:35 DEN 12:00 2h 25m 24 96% 0.0% 21 min
WN 1658 PDX 11:00 DEN 14:30 2h 30m 42 76% 0.0% 25 min
WN 2519 PDX 14:45 DEN 18:20 2h 35m 57 51% 0.0% 62 min
WN 3198 PDX 17:35 DEN 21:00 2h 25m 26 19% 0.0% 53 min
WN 3199 PDX 19:40 DEN 23:08 2h 25m 50 45% 2.0% 71 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.

Southwest PDX DEN 2h 25m 75% 0.2% 1,555 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON