$178 Cheap United flights Chicago (ORD) to Seattle (SEA)

View $178 flight on Wed, May 13, 2026Opens in a new window

$178 Cheap United flights Chicago (ORD) to Seattle (SEA)

Prices were available within the past 7 days and start at $178 for one-way flights and $255 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, May 13 - Wed, May 20
ORD
Chicago
SEA
Seattle
$255 Roundtrip, found 1 day ago
$255
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 13 from Chicago to Seattle, returning Wed, May 20, priced at $255 found 1 day ago
United
Tue, May 5 - Tue, May 19
ORD
Chicago
SEA
Seattle
$265 Roundtrip, found 2 days ago
$265
Roundtrip
found 2 days ago
Select United flight, departing Tue, May 5 from Chicago to Seattle, returning Tue, May 19, priced at $265 found 2 days ago
United
Wed, May 13 - Wed, May 20
ORD
Chicago
SEA
Seattle
$278 Roundtrip, found 1 day ago
$278
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 13 from Chicago to Seattle, returning Wed, May 20, priced at $278 found 1 day ago
United
Tue, May 5 - Tue, May 19
ORD
Chicago
SEA
Seattle
$282 Roundtrip, found 2 days ago
$282
Roundtrip
found 2 days ago
Select United flight, departing Tue, May 5 from Chicago to Seattle, returning Tue, May 19, priced at $282 found 2 days ago
United
Wed, May 13 - Wed, May 20
ORD
Chicago
SEA
Seattle
$286 Roundtrip, found 1 day ago
$286
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 13 from Chicago to Seattle, returning Wed, May 20, priced at $286 found 1 day ago
United
Wed, May 13 - Wed, May 20
ORD
Chicago
SEA
Seattle
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 13 from Chicago to Seattle, returning Wed, May 20, priced at $309 found 1 day ago
United
Wed, May 13 - Wed, May 20
ORD
Chicago
SEA
Seattle
$313 Roundtrip, found 1 day ago
$313
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 13 from Chicago to Seattle, returning Wed, May 20, priced at $313 found 1 day ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $305
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $305

Find the cheapest month to fly from Chicago (ORD) to Seattle (SEA)

February is typically the cheapest month to fly

From $106 - $187 per traveler.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
2745 km
Average flight time
2 hours 39 mins

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