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Wednesday, October 7 · typical odds for a Wednesday (too early for a weather forecast) · issued Sat 12:00 PM ET · connections flying that day

Wed, Oct 7: United via Denver, leaving 05:00, is the safest bet: 85% chance of reaching Fort Lauderdale on time.

Best connections that day, one ticket

Ranked by chance you reach Fort Lauderdale on time, from each leg’s forecast for the day. Total trip = scheduled departure to arrival (Fort Lauderdale is 3 h ahead of Ontario). Layovers up to 4 hours. Pick a connection for its 12-month details.

UnitedDetails → ONT 05:00 → DEN 08:20UA 2446 1h 34m Denver DEN 09:54 → FLL 16:00UA 1214 8h 00m 98% 85%
DeltaDetails → ONT 06:20 → SEA 09:15DL 3816 · flown by SkyWest 3h 45m Seattle SEA 13:00 → FLL 21:52DL 338 12h 32m 100% 85%
DeltaDetails → ONT 06:00 → SLC 08:48DL 2708 1h 57m Salt Lake City SLC 10:45 → FLL 17:28DL 745 8h 28m 98% 85%
DeltaDetails → ONT 11:48 → ATL 19:15DL 665 3h 30m Atlanta ATL 22:45 → FLL 00:39 +1DL 1229 9h 51m 99% 82%
AmericanDetails → ONT 05:34 → DFW 10:41AA 1412 2h 05m Dallas-Fort Worth DFW 12:46 → FLL 16:54AA 1373 8h 20m 98% 81%
AmericanDetails → ONT 12:25 → DFW 17:31AA 2956 3h 34m Dallas-Fort Worth DFW 21:05 → FLL 01:14 +1AA 1847 9h 49m 99% 78%
UnitedDetails → ONT 13:18 → DEN 16:38UA 1263 1h 07m Denver DEN 17:45 → FLL 23:49UA 1374 7h 31m 87% 73%
How these are worked out. Each flight’s odds are our forecast for that day (typical odds until the weather forecast covers it); 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 Wed, Oct 7 (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