ORD → SEAChicago to Seattle

live

Direct flights from Chicago (ORD) to Seattle (SEA): 30 nonstop departures observed each week across 5 airlines. 52% of the last 29 operated flights arrived within 15 minutes of schedule. The median arrival is 11 minutes late. 1 of the 29 tracked flights was cancelled. The nonstop covers 2,762 km, an estimated 4 hours 2 minutes in the air. Measured by Pro Flight Search from live flight boards at Chicago and Seattle. Updated 21 September 2026 at 20:09 UTC.

ORD Chicago smooth · +1
SEA Seattle smooth · +0
2,762 km · ~4h 02m est.
dep bank 00:55–21:2430x weekly
Runs rough · 5 airlines · 30x weekly · nonstop
52% on time

of the last 29 operated ORD → SEA flights arrived within 15 minutes

Median arrival delay is +11 min. 1 of 29 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+11 minacross the last 29 operated legs
Flight time~4h 02mestimated from route distance
Weekly departures30x5 direct airlines on the leg
Cancelled3.4%recent route rate · 1 of 29

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Alaska AirlinesAmerican AirlinesChina AirlinesDelta Air Lines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Alaska AirlinesAS50% on time

Flights AS587 06:00 daily · AS583 08:00 daily · AS579 13:03 daily · AS407 15:52 daily

American AirlinesAA50% on time

Flights AA3105 07:17 daily · AA2966 10:00 daily · AA1476 11:59 daily · AA2392 18:40 daily

China AirlinesCI

Flights CI5235 00:55 Mo Tu

Delta Air LinesDL40% on time

Flights DL1564 12:50 daily · DL1205 17:44 daily

United AirlinesUA63% on time

Flights UA341 07:00 daily · UA2099 08:50 daily · UA1660 13:30 daily · UA2072 16:29 daily

History

operated legs · board outcomes
09-21AA1476dep +132 → arr+93
09-21AA2966dep +15 → arr−11
09-21AA3105dep +10 → arr−12
09-21AS579dep +10 → arr−26
09-21AS583departed−9
09-21AS587departed−1
09-21DL1564dep +5 → arr−22
09-21DL2041departed−1
09-21UA1660dep −3 → arr−29
09-21UA2099departed−3
09-21UA341departed−1
09-20AA1476departed−3
09-20AA2392departed+52
09-20AA2966departed+90
09-20AA3105departed+11
09-20AA3231departed+115
09-20AS337departed+27
09-20AS407departed+43
09-20AS579departed+26
09-20AS583departed−2
09-20AS587cancelledCNX
09-20DL1205departed+17
09-20DL1564departed+48
09-20DL2041departed+37
09-20UA1660departed+43
09-20UA2072departed+7
09-20UA2099departed+91
09-20UA2211departed+40
09-20UA341departed−3

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
ORDChicago +1 min smooth 🌤 overcast · ENE 14 kt Full ORD delay board →
SEASeattle +0 min smooth 🌤 mostly cloudy · N 4 kt Full SEA delay board →

Weather lens

Current conditions put the pressure at ORD: 41% odds of a 15+ minute delay and around +13 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Chicago to Seattle route actually runs

Pro Flight Search records official board updates for nonstop ORD to SEA flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · 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 — Chicago (ORD) to Seattle (SEA) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/ORD-SEA
How we measure this →

ORD to SEA questions

Is ORD–SEA running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on ORD–SEA?

Operators schedule morning departures around 00:55 and evening departures around 17:44 from ORD. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SEA delay card to confirm conditions when you'd arrive.

How long is the flight from ORD to SEA?

Great-circle distance is 2,762 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 225–267 min gate-to-gate on this route.

How often does ORD–SEA fly?

5 carriers operate this route, around 121 flights a week between them. Compare carrier days and times in the airline list above.