✈ ORD → SEA

4H 2M IN THE SKY. THE PERSON NEXT TO YOU WILL TALK.

Flight time
4h 2m
Distance
1,716 mi
Or
2,762 km
Jet lag
2h

Flight from Chicago to Seattle

From O'Hare (ORD), USA North America  →  Sea-Tac (SEA), USA North America

↔ Flying the other way? Seattle → Chicago

How long is the flight from Chicago to Seattle?

A nonstop flight from Chicago (ORD) to Seattle (SEA) takes about 4 hours 2 minutes, covering a great-circle distance of 1,716 miles (2,762 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

4h 2m

Nonstop, scheduled

Distance

1,716 mi

2,762 km · great-circle

Avg speed

684 km/h

Door-to-door including taxi

Time zones & jet lag

Chicago timezone

UTC-5

America/Chicago

Seattle timezone

UTC-7

America/Los_Angeles

Time difference

-2h

2 hours behind

Jet lag (rough)

~1.4d

Westward — easier

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 337 kg CO₂
🚗 Car (alone) 472 kg CO₂
🚆 Train 113 kg CO₂

This flight emits roughly the CO₂ of an equivalent train trip and 0.7× a car driven alone over the same distance.