Flights from Phoenix to Ontario

Cheapest flights from Phoenix

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.

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

ONT

Los Angeles - Ontario Intl.

$97 Roundtrip, found 3 days ago

$97

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 2, priced at $97 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

ONT

Los Angeles - Ontario Intl.

$133 Roundtrip, found 3 days ago

$133

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 2, priced at $133 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

ONT

Los Angeles - Ontario Intl.

$139 Roundtrip, found 3 days ago

$139

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 2, priced at $139 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

SNA

John Wayne

$139 Roundtrip, found 3 days ago

$139

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to John Wayne, returning Tue, Sep 2, priced at $139 found 3 days ago

Fri, Sep 12 - Sat, Sep 13

PHX

Sky Harbor Intl.

SNA

John Wayne

$151 Roundtrip, found 3 days ago

$151

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Sep 12 from Sky Harbor Intl. to John Wayne, returning Sat, Sep 13, priced at $151 found 3 days ago

Fri, Sep 12 - Thu, Sep 18

PHX

Sky Harbor Intl.

SNA

John Wayne

$153 Roundtrip, found 3 days ago

$153

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Sep 12 from Sky Harbor Intl. to John Wayne, returning Thu, Sep 18, priced at $153 found 3 days ago

Sat, Sep 13 - Thu, Sep 18

PHX

Sky Harbor Intl.

SNA

John Wayne

$154 Roundtrip, found 3 days ago

$154

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Sep 13 from Sky Harbor Intl. to John Wayne, returning Thu, Sep 18, priced at $154 found 3 days ago

Mon, Sep 8 - Thu, Sep 18

PHX

Sky Harbor Intl.

SNA

John Wayne

$156 Roundtrip, found 3 days ago

$156

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Sep 8 from Sky Harbor Intl. to John Wayne, returning Thu, Sep 18, priced at $156 found 3 days ago

Fri, Sep 12 - Sun, Sep 14

PHX

Sky Harbor Intl.

SNA

John Wayne

$158 Roundtrip, found 3 days ago

$158

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Sep 12 from Sky Harbor Intl. to John Wayne, returning Sun, Sep 14, priced at $158 found 3 days ago

Sat, Sep 13 - Sun, Sep 14

PHX

Sky Harbor Intl.

SNA

John Wayne

$159 Roundtrip, found 3 days ago

$159

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Sep 13 from Sky Harbor Intl. to John Wayne, returning Sun, Sep 14, priced at $159 found 3 days ago

Sun, Sep 14 - Thu, Sep 18

PHX

Sky Harbor Intl.

SNA

John Wayne

$161 Roundtrip, found 3 days ago

$161

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Sep 14 from Sky Harbor Intl. to John Wayne, returning Thu, Sep 18, priced at $161 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

ONT

Los Angeles - Ontario Intl.

$168 Roundtrip, found 3 days ago

$168

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 2, priced at $168 found 3 days ago

Fri, Sep 12 - Tue, Sep 16

PHX

Sky Harbor Intl.

SNA

John Wayne

$178 Roundtrip, found 3 days ago

$178

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Sep 12 from Sky Harbor Intl. to John Wayne, returning Tue, Sep 16, priced at $178 found 3 days ago

Mon, Sep 8 - Tue, Sep 16

PHX

Sky Harbor Intl.

SNA

John Wayne

$181 Roundtrip, found 3 days ago

$181

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Sep 8 from Sky Harbor Intl. to John Wayne, returning Tue, Sep 16, priced at $181 found 3 days ago

Sat, Nov 8 - Mon, Nov 10

PHX

Sky Harbor Intl.

ONT

Los Angeles - Ontario Intl.

$184 Roundtrip, found 19 hours ago

$184

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Sat, Nov 8 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Mon, Nov 10, priced at $184 found 19 hours ago

Sun, Sep 14 - Tue, Sep 16

PHX

Sky Harbor Intl.

SNA

John Wayne

$186 Roundtrip, found 3 days ago

$186

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Sep 14 from Sky Harbor Intl. to John Wayne, returning Tue, Sep 16, priced at $186 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

SNA

John Wayne

$189 Roundtrip, found 3 days ago

$189

Roundtrip

found 3 days ago

Select American Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to John Wayne, returning Tue, Sep 2, priced at $189 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

ONT

Los Angeles - Ontario Intl.

$191 Roundtrip, found 3 days ago

$191

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 2, priced at $191 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

ONT

Los Angeles - Ontario Intl.

$235 Roundtrip, found 3 days ago

$235

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Aug 30 from Sky Harbor Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 2, priced at $235 found 3 days ago

Sat, Aug 30 - Tue, Sep 2

PHX

Sky Harbor Intl.

SNA

John Wayne

$359 Roundtrip, found 3 days ago

$359

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Sat, Aug 30 from Sky Harbor Intl. to John Wayne, returning Tue, Sep 2, priced at $359 found 3 days ago