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Today: only flights still to leave (it’s 7:52 am at Hebron); 2 already left
Monday, October 5 · our forecast odds · issued Mon 6:00 AM ET · connections flying that day

Today: Delta via Salt Lake City, leaving 19:59, is the safest bet: 67% chance of reaching Seattle on time; the tightest one-ticket connections make it only 72% of the time.

Nonstops today

All 2 nonstops →
AS 508 Alaska Flight history → CVG 17:07 SEA 19:07 20% 4% 0.8% 72%
AS 519 Alaska CVG 08:39 SEA 10:22 25% 4% 0.8% no record

Best connections today, one ticket

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

DeltaDetails → CVG 19:43 → MSP 20:41DL 703 1h 27m Minneapolis MSP 22:08 → SEA 23:58DL 505 7h 15m 93% 82%
DeltaDetails → CVG 16:30 → MSP 17:32DL 3113 1h 23m Minneapolis MSP 18:55 → SEA 20:48DL 881 7h 18m 95% 79%
SouthwestDetails → CVG 08:00 → MDW 08:05WN 3016 2h 35m Chicago MDW 10:40 → SEA 13:10WN 1340 8h 10m 100% 79%
DeltaDetails → CVG 16:16 → ATL 17:51DL 3169 3h 44m Atlanta ATL 21:35 → SEA 23:59DL 903 10h 43m 100% 78%
UnitedDetails → CVG 09:08 → ORD 09:45UA 3497 · flown by Republic 3h 45m Chicago ORD 13:30 → SEA 16:09UA 1660 10h 01m 100% 78%
AmericanDetails → CVG 08:58 → ORD 09:35AA 3894 · flown by Envoy 3h 27m Chicago ORD 13:02 → SEA 15:48AA 2672 9h 50m 99% 77%
DeltaDetails → CVG 11:00 → MSP 11:56DL 954 3h 19m Minneapolis MSP 15:15 → SEA 17:00DL 877 9h 00m 98% 77%
UnitedDetails → CVG 10:18 → IAD 11:52UA 3493 · flown by Republic 1h 18m Dulles IAD 13:10 → SEA 15:55UA 2241 8h 37m 95% 76%
Tight connection: often missed
AmericanDetails → CVG 20:01 → DFW 21:30AA 1728 1h 11m Dallas-Fort Worth DFW 22:41 → SEA 00:57 +1AA 1487 7h 56m 72% 44%
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