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890 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: airlines and hours on this route all land within a few points of 85% on time.

Best time to leave 8–9 am 94% arrive on time from BDL
Best single flight UA 364 BDL 08:00 → DEN 10:24 · 94% on time Avoid UA 2239 BDL 15:30 → DEN 17:58 · 78% on time

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).

6
7
8
9
10
11
12
13
14
15
BDL
95
95
94
73
78
% 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.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
United 727 86% 1.0% 73 min
Southwest 163 80% 1.2% 54 min

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.
UA 364 BDL 08:00 DEN 10:24 94%
UA 2239 BDL 15:30 DEN 17:58 78%
All 3 flights on this route →

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.
United BDL DEN 4h 28m 86% 1.0% 727 Flying now
Southwest BDL DEN 4h 25m 80% 1.2% 163 Not flying now

Alternatives with one stop

All connections →
DeltaDetails → BDL 05:30 → DTW 07:27DL 2964 1h 13m Detroit DTW 08:40 → DEN 09:53DL 1113 6h 23m 95% 81%
UnitedDetails → BDL 06:00 → IAD 07:26UA 635 49m Dulles IAD 08:15 → DEN 10:10UA 792 6h 10m 87% 81%
DeltaDetails → BDL 09:43 → DTW 11:35DL 2859 1h 07m Detroit DTW 12:42 → DEN 13:54DL 1648 6h 11m 95% 77%
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