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Today: only flights still to leave (it’s 1:43 am at Dayton)
Monday, October 5 · our forecast odds · issued Mon 12:00 AM ET · connections flying that day

Today: one nonstop, UA 1235 at 09:01, with a 10% chance of arriving 15+ min late.

Nonstops today

All 1 nonstop →
UA 1235 United Flight history → DAY 09:01 DEN 10:04 10% 3% 0.2% 94%

Best connections today, one ticket

Ranked by chance you reach Denver on time, from each leg’s forecast for the day. Total trip = scheduled departure to arrival (Denver is 2 h behind Dayton). Layovers up to 4 hours. Pick a connection for its 12-month details.

UnitedDetails → DAY 05:40 → ORD 05:55UA 4415 · flown by GoJet 1h 10m Chicago ORD 07:05 → DEN 08:55UA 1217 5h 15m 97% 90%
AmericanDetails → DAY 08:30 → CLT 10:19AA 5242 · flown by PSA 3h 14m Charlotte CLT 13:33 → DEN 15:02AA 2174 8h 32m 99% 82%
UnitedDetails → DAY 10:23 → IAD 11:53UA 4181 · flown by GoJet 2h 42m Dulles IAD 14:35 → DEN 16:29UA 1126 8h 06m 96% 82%
UnitedDetails → DAY 18:15 → ORD 18:51UA 4749 · flown by SkyWest 3h 24m Chicago ORD 22:15 → DEN 00:06 +1UA 767 7h 51m 93% 79%
UnitedDetails → DAY 07:15 → ORD 07:55UA 4402 · flown by GoJet 2h 59m Chicago ORD 10:54 → DEN 12:45UA 581 7h 30m 94% 79%
DeltaDetails → DAY 11:23 → ATL 13:02DL 3108 3h 41m Atlanta ATL 16:43 → DEN 17:56DL 519 8h 33m 100% 79%
AmericanDetails → DAY 12:36 → ORD 12:52AA 4226 · flown by Envoy 2h 34m Chicago ORD 15:26 → DEN 17:29AA 1317 6h 53m 100% 79%
AmericanDetails → DAY 06:04 → PHL 07:59AA 5229 · flown by PSA 1h 36m Philadelphia PHL 09:35 → DEN 11:56AA 3312 7h 52m 100% 78%
Tight connection: often missed
UnitedDetails → DAY 11:39 → ORD 12:05UA 4453 · flown by GoJet 51m Chicago ORD 12:56 → DEN 14:46UA 1150 5h 07m 71% 61%
UnitedDetails → DAY 18:15 → ORD 18:51UA 4749 · flown by SkyWest 54m Chicago ORD 19:45 → DEN 21:19UA 329 5h 04m 59% 45%
How these are worked out. Each flight’s odds are our forecast for that day; flights of airlines we don’t forecast yet use their 12-month record and are marked. Makes the connection: the first flight’s 12-month lateness curve, scaled so its chance of arriving 15+ min late matches the day’s forecast, at the layover minus the 45-minute minimum (90 on separate tickets). Arrives on time: first flight not cancelled × connection made × second flight not cancelled × second flight within 15 minutes, each from the day’s forecast.

About this data: forecast odds from our model for Mon, Oct 5 (newest published update); 12-month records from US DOT on-time data, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. JSON