SY1637 MinneapolisMSP SeattleSEA
SY1637 by Sun Country Airlines flies from Minneapolis (MSP) to Seattle (SEA).
scheduled from MSP
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at MSP and SEA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Minneapolis to Seattle flights today
same route · Sun Country AirlinesIf SY1637 is cancelled, these are the other Sun Country Airlines nonstop flights from Minneapolis to Seattle on the same day, with scheduled departure times in MSP local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How SY1637 actually runs
Pro Flight Search has tracked every published board update for SY1637 across the MSP and SEA boards: schedule changes, gate pushes and actual clocks. Combined risk score: 44.3/100. Based on airport operations, weather, and cached board history at MSP and SEA.
The verdict above is that record speaking, so it reflects how SY1637 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as MSP and SEA published them.
Planning around SY1637? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — SY1637 Minneapolis to Seattle on-time performance, measured from the MSP and SEA airport boards.
https://proflightsearch.com/flight/SY1637
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