Flights from Seattle to Running Springs

Cheapest flights from Seattle

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 17 - Mon, Jul 21

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$168 Roundtrip, found 1 day ago

$168

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Mon, Jul 21, priced at $168 found 1 day ago

Tue, Aug 12 - Tue, Aug 12

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$172 Roundtrip, found 5 days ago

$172

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Aug 12 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 12, priced at $172 found 5 days ago

Sat, Aug 16 - Sat, Aug 16

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$172 Roundtrip, found 5 days ago

$172

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Sat, Aug 16 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 16, priced at $172 found 5 days ago

Tue, Sep 23 - Tue, Sep 30

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$177 Roundtrip, found 4 days ago

$177

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Tue, Sep 23 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 30, priced at $177 found 4 days ago

Wed, Jul 16 - Mon, Jul 21

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$178 Roundtrip, found 1 day ago

$178

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 16 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Mon, Jul 21, priced at $178 found 1 day ago

Wed, Aug 13 - Thu, Aug 14

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$179 Roundtrip, found 5 days ago

$179

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Wed, Aug 13 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 14, priced at $179 found 5 days ago

Wed, Jul 16 - Sat, Jul 19

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$188 Roundtrip, found 1 day ago

$188

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 16 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 19, priced at $188 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$197 Roundtrip, found 1 day ago

$197

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 15 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 22, priced at $197 found 1 day ago

Sat, Jul 12 - Sat, Jul 19

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$198 Roundtrip, found 1 day ago

$198

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 19, priced at $198 found 1 day ago

Thu, Jul 17 - Thu, Jul 24

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$199 Roundtrip, found 1 day ago

$199

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 17 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Jul 24, priced at $199 found 1 day ago

Wed, Jul 16 - Thu, Jul 24

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$209 Roundtrip, found 1 day ago

$209

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 16 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Jul 24, priced at $209 found 1 day ago

Sat, Jul 12 - Thu, Jul 24

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$219 Roundtrip, found 1 day ago

$219

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Jul 24, priced at $219 found 1 day ago

Mon, Jul 14 - Thu, Jul 24

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$230 Roundtrip, found 1 day ago

$230

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jul 14 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Jul 24, priced at $230 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$232 Roundtrip, found 1 day ago

$232

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 15 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 22, priced at $232 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$257 Roundtrip, found 1 day ago

$257

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, Jul 15 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 22, priced at $257 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$257 Roundtrip, found 1 day ago

$257

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 15 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 22, priced at $257 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$267 Roundtrip, found 1 day ago

$267

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jul 15 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 22, priced at $267 found 1 day ago

Tue, Jul 15 - Tue, Jul 22

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$283 Roundtrip, found 1 day ago

$283

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 15 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 22, priced at $283 found 1 day ago