Flights from Costa Mesa

Cheapest flights from Costa Mesa

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.

Tue, Oct 27 - Wed, Oct 28

ONT

Ontario Intl. Airport

LAS

Harry Reid Intl.

$66 Roundtrip, found 2 days ago

$66

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Oct 27 from Ontario Intl. Airport to Harry Reid Intl., returning Wed, Oct 28, priced at $66 found 2 days ago

Tue, Aug 18 - Wed, Aug 26

ONT

Ontario Intl. Airport

DEN

Denver Intl.

$66 Roundtrip, found 2 days ago

$66

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Aug 18 from Ontario Intl. Airport to Denver Intl., returning Wed, Aug 26, priced at $66 found 2 days ago

Tue, Jul 21 - Wed, Jul 22

ONT

Ontario Intl. Airport

SFO

San Francisco Intl.

$66 Roundtrip, found 5 hours ago

$66

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Tue, Jul 21 from Ontario Intl. Airport to San Francisco Intl., returning Wed, Jul 22, priced at $66 found 5 hours ago

Wed, Jul 8 - Tue, Jul 14

SNA

John Wayne

LAS

Harry Reid Intl.

$66 Roundtrip, found 4 days ago

$66

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, Jul 8 from John Wayne to Harry Reid Intl., returning Tue, Jul 14, priced at $66 found 4 days ago

Fri, Jul 31 - Fri, Aug 7

SNA

John Wayne

SFO

San Francisco Intl.

$158 Roundtrip, found 2 days ago

$158

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Jul 31 from John Wayne to San Francisco Intl., returning Fri, Aug 7, priced at $158 found 2 days ago

Wed, Jul 22 - Tue, Jul 28

ONT

Ontario Intl. Airport

DFW

Dallas-Fort Worth Intl.

$166 Roundtrip, found 1 day ago

$166

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Jul 22 from Ontario Intl. Airport to Dallas-Fort Worth Intl., returning Tue, Jul 28, priced at $166 found 1 day ago

Mon, Jun 29 - Fri, Jul 3

LGB

Long Beach Municipal

LAS

Harry Reid Intl.

$167 Roundtrip, found 4 days ago

$167

Roundtrip

found 4 days ago

Select Southwest Airlines flight, departing Mon, Jun 29 from Long Beach Municipal to Harry Reid Intl., returning Fri, Jul 3, priced at $167 found 4 days ago

Sat, Sep 12 - Tue, Sep 22

ONT

Ontario Intl. Airport

SEA

Seattle - Tacoma Intl.

$188 Roundtrip, found 17 hours ago

$188

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Sat, Sep 12 from Ontario Intl. Airport to Seattle - Tacoma Intl., returning Tue, Sep 22, priced at $188 found 17 hours ago

Wed, Jun 17 - Wed, Jun 24

LGB

Long Beach Municipal

PHX

Sky Harbor Intl.

$199 Roundtrip, found 2 days ago

$199

Roundtrip

found 2 days ago

Select Southwest Airlines flight, departing Wed, Jun 17 from Long Beach Municipal to Sky Harbor Intl., returning Wed, Jun 24, priced at $199 found 2 days ago

Wed, Jul 15 - Tue, Jul 21

LGB

Long Beach Municipal

DEN

Denver Intl.

$207 Roundtrip, found 1 day ago

$207

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Wed, Jul 15 from Long Beach Municipal to Denver Intl., returning Tue, Jul 21, priced at $207 found 1 day ago

Fri, Jul 24 - Mon, Aug 10

SNA

John Wayne

DFW

Dallas-Fort Worth Intl.

$207 Roundtrip, found 2 days ago

$207

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Jul 24 from John Wayne to Dallas-Fort Worth Intl., returning Mon, Aug 10, priced at $207 found 2 days ago

Wed, Jun 17 - Tue, Jun 30

ONT

Ontario Intl. Airport

SLC

Salt Lake City Intl.

$227 Roundtrip, found 4 days ago

$227

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, Jun 17 from Ontario Intl. Airport to Salt Lake City Intl., returning Tue, Jun 30, priced at $227 found 4 days ago

Tue, Jun 23 - Wed, Jun 24

ONT

Ontario Intl. Airport

PHX

Sky Harbor Intl.

$240 Roundtrip, found 2 days ago

$240

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jun 23 from Ontario Intl. Airport to Sky Harbor Intl., returning Wed, Jun 24, priced at $240 found 2 days ago

Tue, Sep 15 - Tue, Sep 15

ONT

Ontario Intl. Airport

PAE

Seattle Paine Field Intl. Airport

$251 Roundtrip, found 17 hours ago

$251

Roundtrip

found 17 hours ago

Select Alaska Airlines flight, departing Tue, Sep 15 from Ontario Intl. Airport to Seattle Paine Field Intl. Airport, returning Tue, Sep 15, priced at $251 found 17 hours ago

Fri, Oct 9 - Fri, Oct 16

SNA

John Wayne

DEN

Denver Intl.

$255 Roundtrip, found 6 days ago

$255

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Oct 9 from John Wayne to Denver Intl., returning Fri, Oct 16, priced at $255 found 6 days ago

Mon, Sep 14 - Sat, Sep 19

ONT

Ontario Intl. Airport

LGA

LaGuardia

$257 Roundtrip, found 3 days ago

$257

Roundtrip

found 3 days ago

Select Delta flight, departing Mon, Sep 14 from Ontario Intl. Airport to LaGuardia, returning Sat, Sep 19, priced at $257 found 3 days ago

Thu, Sep 3 - Wed, Sep 9

SNA

John Wayne

SEA

Seattle - Tacoma Intl.

$260 Roundtrip, found 2 days ago

$260

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Sep 3 from John Wayne to Seattle - Tacoma Intl., returning Wed, Sep 9, priced at $260 found 2 days ago

Tue, Jul 21 - Wed, Jul 29

SNA

John Wayne

ORD

O'Hare Intl.

$275 Roundtrip, found 4 hours ago

$275

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Tue, Jul 21 from John Wayne to O'Hare Intl., returning Wed, Jul 29, priced at $275 found 4 hours ago

Tue, Aug 25 - Mon, Aug 31

ONT

Ontario Intl. Airport

JFK

John F. Kennedy Intl.

$297 Roundtrip, found 2 days ago

$297

Roundtrip

found 2 days ago

Select JetBlue Airways flight, departing Tue, Aug 25 from Ontario Intl. Airport to John F. Kennedy Intl., returning Mon, Aug 31, priced at $297 found 2 days ago

Wed, Aug 5 - Wed, Aug 26

SNA

John Wayne

JFK

John F. Kennedy Intl.

$349 Roundtrip, found 5 days ago

$349

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Wed, Aug 5 from John Wayne to John F. Kennedy Intl., returning Wed, Aug 26, priced at $349 found 5 days ago