Flights from Ontario

Cheapest flights from Ontario

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, Feb 19 - Mon, Mar 2

SNA

John Wayne

PHX

Sky Harbor Intl.

$68 Roundtrip, found 17 hours ago

$68

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Thu, Feb 19 from John Wayne to Sky Harbor Intl., returning Mon, Mar 2, priced at $68 found 17 hours ago

Wed, Jan 14 - Tue, Jan 27

ONT

Los Angeles - Ontario Intl.

LAS

Harry Reid Intl.

$68 Roundtrip, found 2 days ago

$68

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Jan 14 from Los Angeles - Ontario Intl. to Harry Reid Intl., returning Tue, Jan 27, priced at $68 found 2 days ago

Tue, Feb 3 - Wed, Feb 11

ONT

Los Angeles - Ontario Intl.

DEN

Denver Intl.

$68 Roundtrip, found 23 hours ago

$68

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Tue, Feb 3 from Los Angeles - Ontario Intl. to Denver Intl., returning Wed, Feb 11, priced at $68 found 23 hours ago

Mon, Feb 2 - Mon, Feb 16

SNA

John Wayne

LAS

Harry Reid Intl.

$68 Roundtrip, found 1 day ago

$68

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Feb 2 from John Wayne to Harry Reid Intl., returning Mon, Feb 16, priced at $68 found 1 day ago

Thu, Jan 29 - Wed, Feb 18

SNA

John Wayne

LAS

Harry Reid Intl.

$68 Roundtrip, found 1 day ago

$68

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Thu, Jan 29 from John Wayne to Harry Reid Intl., returning Wed, Feb 18, priced at $68 found 1 day ago

Thu, Jan 8 - Mon, Jan 12

ONT

Los Angeles - Ontario Intl.

DFW

Dallas-Fort Worth Intl.

$108 Roundtrip, found 5 days ago

$108

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Jan 8 from Los Angeles - Ontario Intl. to Dallas-Fort Worth Intl., returning Mon, Jan 12, priced at $108 found 5 days ago

Sat, Feb 21 - Sat, Feb 28

SNA

John Wayne

PHX

Sky Harbor Intl.

$139 Roundtrip, found 3 days ago

$139

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sat, Feb 21 from John Wayne to Sky Harbor Intl., returning Sat, Feb 28, priced at $139 found 3 days ago

Thu, Jan 15 - Sun, Jan 18

SNA

John Wayne

SFO

San Francisco Intl.

$148 Roundtrip, found 1 day ago

$148

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jan 15 from John Wayne to San Francisco Intl., returning Sun, Jan 18, priced at $148 found 1 day ago

Thu, Jan 22 - Mon, Feb 9

ONT

Los Angeles - Ontario Intl.

SLC

Salt Lake City Intl.

$160 Roundtrip, found 16 hours ago

$160

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Thu, Jan 22 from Los Angeles - Ontario Intl. to Salt Lake City Intl., returning Mon, Feb 9, priced at $160 found 16 hours ago

Thu, Jan 8 - Thu, Jan 22

ONT

Los Angeles - Ontario Intl.

ORD

O'Hare Intl.

$192 Roundtrip, found 5 days ago

$192

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Jan 8 from Los Angeles - Ontario Intl. to O'Hare Intl., returning Thu, Jan 22, priced at $192 found 5 days ago

Wed, Apr 8 - Mon, Apr 13

ONT

Los Angeles - Ontario Intl.

PHX

Sky Harbor Intl.

$251 Roundtrip, found 1 day ago

$251

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Apr 8 from Los Angeles - Ontario Intl. to Sky Harbor Intl., returning Mon, Apr 13, priced at $251 found 1 day ago

Thu, Feb 12 - Tue, Feb 17

SNA

John Wayne

LGA

LaGuardia

$264 Roundtrip, found 1 day ago

$264

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Feb 12 from John Wayne to LaGuardia, returning Tue, Feb 17, priced at $264 found 1 day ago

Sun, Mar 8 - Wed, Mar 18

ONT

Los Angeles - Ontario Intl.

LGA

LaGuardia

$278 Roundtrip, found 5 days ago

$278

Roundtrip

found 5 days ago

Select Delta flight, departing Sun, Mar 8 from Los Angeles - Ontario Intl. to LaGuardia, returning Wed, Mar 18, priced at $278 found 5 days ago

Thu, Feb 12 - Tue, Feb 17

SNA

John Wayne

EWR

Newark Liberty Intl. Airport

$280 Roundtrip, found 1 day ago

$280

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Feb 12 from John Wayne to Newark Liberty Intl. Airport, returning Tue, Feb 17, priced at $280 found 1 day ago

Tue, Jan 6 - Wed, Jan 7

LGB

Long Beach Municipal

DEN

Denver Intl.

$297 Roundtrip, found 5 days ago

$297

Roundtrip

found 5 days ago

Select Southwest Airlines flight, departing Tue, Jan 6 from Long Beach Municipal to Denver Intl., returning Wed, Jan 7, priced at $297 found 5 days ago

Thu, Feb 12 - Tue, Feb 17

SNA

John Wayne

JFK

John F. Kennedy Intl.

$373 Roundtrip, found 1 day ago

$373

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Feb 12 from John Wayne to John F. Kennedy Intl., returning Tue, Feb 17, priced at $373 found 1 day ago

Tue, Jan 6 - Wed, Jan 7

SNA

John Wayne

DEN

Denver Intl.

$409 Roundtrip, found 5 days ago

$409

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jan 6 from John Wayne to Denver Intl., returning Wed, Jan 7, priced at $409 found 5 days ago

Thu, Jan 8 - Sun, Jan 11

ONT

Los Angeles - Ontario Intl.

DAL

Love Field

$436 Roundtrip, found 5 days ago

$436

Roundtrip

found 5 days ago

Select Southwest Airlines flight, departing Thu, Jan 8 from Los Angeles - Ontario Intl. to Love Field, returning Sun, Jan 11, priced at $436 found 5 days ago

Sat, Sep 12 - Sun, Sep 13

LGB

Long Beach Municipal

ORD

O'Hare Intl.

$461 Roundtrip, found 21 hours ago

$461

Roundtrip

found 21 hours ago

Select Southwest Airlines flight, departing Sat, Sep 12 from Long Beach Municipal to O'Hare Intl., returning Sun, Sep 13, priced at $461 found 21 hours ago

Mon, Dec 29 - Wed, Jan 7

LGB

Long Beach Municipal

LAS

Harry Reid Intl.

$766 Roundtrip, found 6 days ago

$766

Roundtrip

found 6 days ago

Select Delta flight, departing Mon, Dec 29 from Long Beach Municipal to Harry Reid Intl., returning Wed, Jan 7, priced at $766 found 6 days ago