AS337Alaska Airlines · ORD → SEA
live · 4m ago
Route confirmed Alaska Airlines

AS337 ChicagoORD · 17:46 SeattleSEA · 20:28

AS337 by Alaska Airlines flies from Chicago (ORD) to Seattle (SEA) for the Mon, Oct 12 departure.

Right nowIn the air to Seattle · off blocks 17:38 · 8 min early
19:35

estimated arrival at SEA · local time · ~2h 09m from now

LivePosition · updated 4m ago
SEA1,051 mi · ~2h 09m leftORD
34,000 ftAltitudecruising
484 mphSpeed421 kt
287°Direction

Live position · flown path, last 1h 30m

Typical gate push−1 minmedian posted departure
Typical arrival−53 minmedian over 1 operations
Wins back in air~52 minmedian gate push vs arrival · how planes make up time →

The route today

live boards
ORDChicagoOn-time likelyORD delay board →
SEASeattleOn-time likelySEA delay board →
ORD→SEAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
40%Chance of 15+ min delay
1.6%Chance of cancellation
+12 minAvg hub delay right now

Conditions at ORD 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 departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Chicago to Seattle flights today

same route · Alaska Airlines
AS9809departs 00:30
AS587departs 06:00
AS583departs 09:00
AS407departs 15:49
AS579departs 19:16
AS1578departs 20:20

If AS337 is cancelled, these are the other Alaska Airlines nonstop flights from Chicago to Seattle on the same day, with scheduled departure times in ORD local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How AS337 actually runs

Pro Flight Search has tracked every published board update for AS337 across the ORD and SEA boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 2 completed legs so far: departed -1 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how AS337 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
10-12ORD 17:46 17:38 (−8)SEA 20:28 19:35 (−53)
10-11ORD 17:46 17:45 (−1)SEA 20:28

Board clocks recorded as ORD and SEA published them.

Planning around AS337? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — AS337 Chicago to Seattle on-time performance, measured from the ORD and SEA airport boards.

Canonical URL
https://proflightsearch.com/flight/AS337
How we measure this →