
$198 Cheap United flights Seattle (SEA) to Chicago (ORD)
$198 Cheap United flights Seattle (SEA) to Chicago (ORD)
Prices were available within the past 7 days and start at $198 for one-way flights and $355 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 3 - Mon, Jun 8
SEA
Seattle
ORD
Chicago
$355 Roundtrip, found 15 hours ago
$355
Roundtrip
found 15 hours ago

Fri, Oct 2 - Mon, Oct 5
SEA
Seattle
ORD
Chicago
$368 Roundtrip, found 1 day ago
$368
Roundtrip
found 1 day ago

Wed, Feb 10 - Thu, Feb 11
SEA
Seattle
ORD
Chicago
$378 Roundtrip, found 6 days ago
$378
Roundtrip
found 6 days ago

Wed, Feb 10 - Thu, Feb 11
SEA
Seattle
ORD
Chicago
$391 Roundtrip, found 6 days ago
$391
Roundtrip
found 6 days ago

Fri, Jun 19 - Mon, Jun 29
SEA
Seattle
ORD
Chicago
$393 Roundtrip, found 1 day ago
$393
Roundtrip
found 1 day ago

Wed, Jun 3 - Mon, Jun 8
SEA
Seattle
ORD
Chicago
$405 Roundtrip, found 15 hours ago
$405
Roundtrip
found 15 hours ago
Find the cheapest month to fly from Seattle (SEA) to Chicago (ORD)
April is typically the cheapest month to fly
From $180 - $362 per traveler.
Travel information
Origin airport | Seattle - Tacoma Intl. |
|---|---|
Destination airport | O'Hare Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Sun Country Airlines, United |
Popular airline | Delta |
Distance | 2745 km |
Average flight time | 6 hours 6 mins |
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Most Popular United Routes from Seattle
Most Popular United Routes from Chicago
- Charleston to Louisville (CHS - SDF)
- Los Angeles to Seattle (LAX - SEA)
- Los Angeles to Vancouver (LAX - YVR)
- Cleveland to Seattle (CLE - SEA)
- Cebu to Houston (CEB - IAH)
- Los Angeles to Manila (LAX - MNL)
- Los Angeles to Columbia (LAX - COU)
- Houston to Detroit (IAH - DTW)
- Chicago to Tampa (ORD - TPA)
- Jacksonville to Seattle (JAX - SEA)
Popular Domestic Routes in O'Hare Intl.
- Cleveland to Seattle (CLE - SEA)
- Detroit to Nashville (DTW - BNA)
- Tucson to New York (TUS - LGA)
- Houston to Detroit (IAH - DTW)
- Chicago to Tampa (ORD - TPA)
- Jacksonville to Seattle (JAX - SEA)
- Asheville to Los Angeles (AVL - LAX)
- Detroit to Nashville (DTW - BNA)
- Los Angeles to Columbia (LAX - COU)
- Albany to Sioux Falls (ALB - FSD)