No clear winner: Alaska’s MKE → SEA flights land within a few points of 82% on time whatever the hour.
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).
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.
| Alaska | 509 | 82% | 0.4% | 40 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.
| AS 507 | MKE 14:59 | SEA 17:24 | 78% |
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.
| Alaska | MKE | SEA | 4h 28m | 82% | 0.4% | 509 | Flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | MKE 05:15 → DEN 06:50WN 2942 | 55m Denver | DEN 07:45 → SEA 09:45WN 1713 | 6h 30m | 98% | 83% |
| DeltaDetails → | MKE 06:20 → MSP 07:43DL 4460 · flown by SkyWest | 1h 22m Minneapolis | MSP 09:05 → SEA 10:59DL 868 | 6h 39m | 87% | 76% |
| UnitedDetails → | MKE 05:00 → ORD 05:59UA 5799 · flown by SkyWest | 1h 01m Chicago | ORD 07:00 → SEA 09:40UA 341 | 6h 40m | 81% | 70% |
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