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SEA to ORD: distance & flight time
Seattle (Seattle Tacoma International Airport) → Chicago (Chicago O'Hare International Airport)
1,716 mi
2,762 km · 1,491 nm
3h 50m
estimated nonstop flight time
+2h
time difference · heading east
See live SEA→ORD fares Phone-only fares on this route — call free
Flight time details
1,716 miles nonstop takes roughly 3h 50m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- ORD — Chicago O'Hare International Airport · Chicago, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Near ORD
- PWK · Chicago Executive Airport9 mi away
- MDW · Chicago Midway International Airport15 mi away
- CGX · Chicago Meigs Airport17 mi away
- DPA · Dupage Airport18 mi away
Frequently asked questions
How far is SEA from ORD?
The flight distance from Seattle (SEA) to Chicago (ORD) is 1,716 miles (2,762 km, 1,491 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to ORD?
A nonstop flight takes about 3h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Seattle and Chicago?
Chicago is 2 hours ahead of Seattle.
What is the cheapest way to fly from SEA to ORD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–ORD that never appear on search engines, with no booking fees.