Flights from Seattle to Irvine

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.

Wed, May 28 - Wed, Jun 11

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$106 Roundtrip, found 6 days ago

$106

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, May 28 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Wed, Jun 11, priced at $106 found 6 days ago

Wed, May 28 - Mon, Jun 9

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$111 Roundtrip, found 6 days ago

$111

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, May 28 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Mon, Jun 9, priced at $111 found 6 days ago

Sun, May 25 - Wed, Jun 11

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$116 Roundtrip, found 6 days ago

$116

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 25 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Wed, Jun 11, priced at $116 found 6 days ago

Sat, Jun 14 - Fri, Jul 4

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$117 Roundtrip, found 6 days ago

$117

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jun 14 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Fri, Jul 4, priced at $117 found 6 days ago

Sun, May 25 - Mon, Jun 9

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$121 Roundtrip, found 6 days ago

$121

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 25 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Mon, Jun 9, priced at $121 found 6 days ago

Sat, May 24 - Mon, Jun 9

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$122 Roundtrip, found 6 days ago

$122

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, May 24 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Mon, Jun 9, priced at $122 found 6 days ago

Sun, May 25 - Sun, Jun 8

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$126 Roundtrip, found 6 days ago

$126

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 25 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Jun 8, priced at $126 found 6 days ago

Sat, May 24 - Sun, Jun 8

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$127 Roundtrip, found 6 days ago

$127

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, May 24 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Jun 8, priced at $127 found 6 days ago

Sat, Jun 14 - Mon, Jun 30

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$136 Roundtrip, found 6 days ago

$136

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jun 14 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Mon, Jun 30, priced at $136 found 6 days ago

Tue, Jun 17 - Tue, Jun 24

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$141 Roundtrip, found 5 days ago

$141

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Tue, Jun 17 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jun 24, priced at $141 found 5 days ago

Sat, Jun 7 - Tue, Jun 24

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$143 Roundtrip, found 6 days ago

$143

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jun 7 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jun 24, priced at $143 found 6 days ago

Tue, Jun 17 - Sun, Jun 22

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$146 Roundtrip, found 6 days ago

$146

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Jun 17 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Jun 22, priced at $146 found 6 days ago

Sat, May 31 - Sun, Jun 15

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$147 Roundtrip, found 6 days ago

$147

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, May 31 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Jun 15, priced at $147 found 6 days ago

Wed, Jul 9 - Sat, Jul 12

SEA

Seattle - Tacoma Intl.

SNA

John Wayne

$151 Roundtrip, found 3 hours ago

$151

Roundtrip

found 3 hours ago

Select Spirit Airlines flight, departing Wed, Jul 9 from Seattle - Tacoma Intl. to John Wayne, returning Sat, Jul 12, priced at $151 found 3 hours ago

Tue, May 27 - Sat, Jun 14

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$167 Roundtrip, found 6 days ago

$167

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, May 27 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sat, Jun 14, priced at $167 found 6 days ago

Mon, Jun 16 - Sat, Jul 5

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$217 Roundtrip, found 6 days ago

$217

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Mon, Jun 16 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 5, priced at $217 found 6 days ago

Tue, Jul 15 - Tue, Jul 15

SEA

Seattle - Tacoma Intl.

SNA

John Wayne

$241 Roundtrip, found 2 days ago

$241

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Tue, Jul 15 from Seattle - Tacoma Intl. to John Wayne, returning Tue, Jul 15, priced at $241 found 2 days ago

Thu, Jun 19 - Mon, Jun 23

SEA

Seattle - Tacoma Intl.

SNA

John Wayne

$316 Roundtrip, found 5 days ago

$316

Roundtrip

found 5 days ago

Select United flight, departing Thu, Jun 19 from Seattle - Tacoma Intl. to John Wayne, returning Mon, Jun 23, priced at $316 found 5 days ago

Thu, Jun 19 - Mon, Jun 23

PAE

Seattle Paine Field Intl. Airport

SNA

John Wayne

$372 Roundtrip, found 5 days ago

$372

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Thu, Jun 19 from Seattle Paine Field Intl. Airport to John Wayne, returning Mon, Jun 23, priced at $372 found 5 days ago

Tue, Jul 29 - Wed, Aug 6

PAE

Seattle Paine Field Intl. Airport

ONT

Los Angeles - Ontario Intl.

$519 Roundtrip, found 2 days ago

$519

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Tue, Jul 29 from Seattle Paine Field Intl. Airport to Los Angeles - Ontario Intl., returning Wed, Aug 6, priced at $519 found 2 days ago