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

The nonstop is quickest: Southwest DEN → CLE (2h 50m), on time 63% of the time. Southwest via Midway (5h 15m) is more reliable, 85%, but takes 2h 25m longer.

Best time to leave 10–11 am 83% arrive on time from DEN

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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% 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 3 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 1765 DEN 10:45 CLE 15:35 2h 50m 16 75% 0.0% 27 min
WN 1506 DEN 12:20 CLE 17:10 2h 50m 41 85% 0.0% 38 min
WN 2337 DEN 19:30 CLE 00:20 2h 52m 50 31% 2.0% 63 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 DEN CLE 2h 50m 63% 0.3% 605 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