Flights from Irvine

Cheapest flights from Irvine

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, Feb 4 - Mon, Feb 9

ONT

Los Angeles - Ontario Intl.

DEN

Denver Intl.

$68 Roundtrip, found 2 days ago

$68

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Feb 4 from Los Angeles - Ontario Intl. to Denver Intl., returning Mon, Feb 9, priced at $68 found 2 days ago

Wed, Jan 7 - Tue, Jan 20

ONT

Los Angeles - Ontario Intl.

LAS

Harry Reid Intl.

$68 Roundtrip, found 22 hours ago

$68

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Wed, Jan 7 from Los Angeles - Ontario Intl. to Harry Reid Intl., returning Tue, Jan 20, priced at $68 found 22 hours ago

Thu, Dec 4 - Mon, Dec 15

SNA

John Wayne

PHX

Sky Harbor Intl.

$68 Roundtrip, found 15 hours ago

$68

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Thu, Dec 4 from John Wayne to Sky Harbor Intl., returning Mon, Dec 15, priced at $68 found 15 hours ago

Thu, Dec 11 - Fri, Dec 12

ONT

Los Angeles - Ontario Intl.

DFW

Dallas-Fort Worth Intl.

$68 Roundtrip, found 2 days ago

$68

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Dec 11 from Los Angeles - Ontario Intl. to Dallas-Fort Worth Intl., returning Fri, Dec 12, priced at $68 found 2 days ago

Mon, Feb 9 - Sat, Feb 28

SNA

John Wayne

PHX

Sky Harbor Intl.

$70 Roundtrip, found 16 hours ago

$70

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Mon, Feb 9 from John Wayne to Sky Harbor Intl., returning Sat, Feb 28, priced at $70 found 16 hours ago

Thu, Feb 5 - Thu, Feb 19

SNA

John Wayne

PHX

Sky Harbor Intl.

$72 Roundtrip, found 16 hours ago

$72

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Thu, Feb 5 from John Wayne to Sky Harbor Intl., returning Thu, Feb 19, priced at $72 found 16 hours ago

Thu, Dec 11 - Tue, Dec 16

ONT

Los Angeles - Ontario Intl.

DFW

Dallas-Fort Worth Intl.

$73 Roundtrip, found 2 days ago

$73

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Dec 11 from Los Angeles - Ontario Intl. to Dallas-Fort Worth Intl., returning Tue, Dec 16, priced at $73 found 2 days ago

Mon, Nov 3 - Thu, Nov 6

SNA

John Wayne

LAS

Harry Reid Intl.

$78 Roundtrip, found 3 days ago

$78

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Nov 3 from John Wayne to Harry Reid Intl., returning Thu, Nov 6, priced at $78 found 3 days ago

Mon, Nov 3 - Tue, Nov 11

SNA

John Wayne

LAS

Harry Reid Intl.

$85 Roundtrip, found 3 days ago

$85

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Mon, Nov 3 from John Wayne to Harry Reid Intl., returning Tue, Nov 11, priced at $85 found 3 days ago

Thu, Dec 4 - Sun, Dec 7

SNA

John Wayne

SFO

San Francisco Intl.

$88 Roundtrip, found 4 days ago

$88

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Dec 4 from John Wayne to San Francisco Intl., returning Sun, Dec 7, priced at $88 found 4 days ago

Mon, Dec 22 - Thu, Jan 8

ONT

Los Angeles - Ontario Intl.

SFO

San Francisco Intl.

$90 Roundtrip, found 1 hour ago

$90

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Mon, Dec 22 from Los Angeles - Ontario Intl. to San Francisco Intl., returning Thu, Jan 8, priced at $90 found 1 hour ago

Fri, Dec 19 - Sat, Jan 3

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$94 Roundtrip, found 5 days ago

$94

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Dec 19 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sat, Jan 3, priced at $94 found 5 days ago

Sat, Nov 15 - Mon, Nov 17

ONT

Los Angeles - Ontario Intl.

SFO

San Francisco Intl.

$137 Roundtrip, found 2 days ago

$137

Roundtrip

found 2 days ago

Select United flight, departing Sat, Nov 15 from Los Angeles - Ontario Intl. to San Francisco Intl., returning Mon, Nov 17, priced at $137 found 2 days ago

Wed, Dec 24 - Tue, Jan 6

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$177 Roundtrip, found 5 days ago

$177

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Wed, Dec 24 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Tue, Jan 6, priced at $177 found 5 days ago

Fri, Feb 20 - Tue, Mar 10

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$187 Roundtrip, found 4 days ago

$187

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Feb 20 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Tue, Mar 10, priced at $187 found 4 days ago

Mon, Nov 24 - Wed, Dec 3

ONT

Los Angeles - Ontario Intl.

LGA

LaGuardia

$221 Roundtrip, found 4 days ago

$221

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Nov 24 from Los Angeles - Ontario Intl. to LaGuardia, returning Wed, Dec 3, priced at $221 found 4 days ago

Thu, Dec 11 - Mon, Jan 19

ONT

Los Angeles - Ontario Intl.

ORD

O'Hare Intl.

$237 Roundtrip, found 4 hours ago

$237

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Thu, Dec 11 from Los Angeles - Ontario Intl. to O'Hare Intl., returning Mon, Jan 19, priced at $237 found 4 hours ago

Sun, Nov 2 - Mon, Nov 10

ONT

Los Angeles - Ontario Intl.

PAE

Seattle Paine Field Intl. Airport

$238 Roundtrip, found 5 days ago

$238

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Nov 2 from Los Angeles - Ontario Intl. to Seattle Paine Field Intl. Airport, returning Mon, Nov 10, priced at $238 found 5 days ago

Wed, Nov 12 - Thu, Nov 13

LGB

Long Beach Municipal

SEA

Seattle - Tacoma Intl.

$303 Roundtrip, found 1 day ago

$303

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Nov 12 from Long Beach Municipal to Seattle - Tacoma Intl., returning Thu, Nov 13, priced at $303 found 1 day ago

Mon, Nov 24 - Wed, Dec 3

LGB

Long Beach Municipal

DEN

Denver Intl.

$330 Roundtrip, found 3 days ago

$330

Roundtrip

found 3 days ago

Select Delta flight, departing Mon, Nov 24 from Long Beach Municipal to Denver Intl., returning Wed, Dec 3, priced at $330 found 3 days ago