$174 Cheap United flights Ontario (ONT) to Seattle (SEA)

$174 Cheap United flights Ontario (ONT) to Seattle (SEA)

Prices were available within the past 7 days and start at $174 for one-way flights and $277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 14 - Tue, Jul 21

ONT

Ontario

SEA

Seattle

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 14 from Ontario to Seattle, returning Tue, Jul 21, priced at $277 found 1 day ago

Tue, Jul 14 - Tue, Jul 21

ONT

Ontario

SEA

Seattle

$309 Roundtrip, found 1 day ago

$309

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 14 from Ontario to Seattle, returning Tue, Jul 21, priced at $309 found 1 day ago

Tue, Jul 14 - Tue, Jul 21

ONT

Ontario

SEA

Seattle

$314 Roundtrip, found 1 day ago

$314

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 14 from Ontario to Seattle, returning Tue, Jul 21, priced at $314 found 1 day ago

Tue, Jul 14 - Tue, Jul 21

ONT

Ontario

SEA

Seattle

$322 Roundtrip, found 1 day ago

$322

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 14 from Ontario to Seattle, returning Tue, Jul 21, priced at $322 found 1 day ago

Tue, Jul 14 - Tue, Jul 21

ONT

Ontario

SEA

Seattle

$347 Roundtrip, found 1 day ago

$347

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 14 from Ontario to Seattle, returning Tue, Jul 21, priced at $347 found 1 day ago

Tue, Jul 14 - Tue, Jul 21

ONT

Ontario

SEA

Seattle

$369 Roundtrip, found 1 day ago

$369

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 14 from Ontario to Seattle, returning Tue, Jul 21, priced at $369 found 1 day ago