Flights from Riverside

Cheapest flights from Riverside

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, Jan 31 - Sat, Feb 14

ONT

Los Angeles - Ontario Intl.

DEN

Denver Intl.

$68 Roundtrip, found 1 day ago

$68

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jan 31 from Los Angeles - Ontario Intl. to Denver Intl., returning Sat, Feb 14, priced at $68 found 1 day ago

Thu, Jan 29 - Sat, Feb 14

ONT

Los Angeles - Ontario Intl.

DEN

Denver Intl.

$81 Roundtrip, found 1 day ago

$81

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jan 29 from Los Angeles - Ontario Intl. to Denver Intl., returning Sat, Feb 14, priced at $81 found 1 day ago

Thu, Jan 8 - Mon, Jan 12

ONT

Los Angeles - Ontario Intl.

DFW

Dallas-Fort Worth Intl.

$108 Roundtrip, found 1 day ago

$108

Roundtrip

found 1 day 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 1 day ago

Sat, Mar 7 - Tue, Mar 10

ONT

Los Angeles - Ontario Intl.

PDX

Portland Intl.

$137 Roundtrip, found 2 days ago

$137

Roundtrip

found 2 days ago

Select Hawaiian Airlines flight, departing Sat, Mar 7 from Los Angeles - Ontario Intl. to Portland Intl., returning Tue, Mar 10, priced at $137 found 2 days ago

Tue, Jan 13 - Wed, Jan 14

ONT

Los Angeles - Ontario Intl.

PDX

Portland Intl.

$147 Roundtrip, found 3 days ago

$147

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Jan 13 from Los Angeles - Ontario Intl. to Portland Intl., returning Wed, Jan 14, priced at $147 found 3 days ago

Wed, Mar 18 - Wed, Mar 25

ONT

Los Angeles - Ontario Intl.

PDX

Portland Intl.

$158 Roundtrip, found 4 days ago

$158

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Wed, Mar 18 from Los Angeles - Ontario Intl. to Portland Intl., returning Wed, Mar 25, priced at $158 found 4 days ago

Tue, Feb 10 - Thu, Feb 12

ONT

Los Angeles - Ontario Intl.

SAT

San Antonio Intl.

$165 Roundtrip, found 2 days ago

$165

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Feb 10 from Los Angeles - Ontario Intl. to San Antonio Intl., returning Thu, Feb 12, priced at $165 found 2 days ago

Thu, Jan 29 - Sat, Feb 14

ONT

Los Angeles - Ontario Intl.

MCO

Orlando Intl.

$192 Roundtrip, found 6 days ago

$192

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jan 29 from Los Angeles - Ontario Intl. to Orlando Intl., returning Sat, Feb 14, priced at $192 found 6 days ago

Sat, Jan 10 - Tue, Jan 13

SNA

John Wayne

MCO

Orlando Intl.

$192 Roundtrip, found 3 days ago

$192

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Jan 10 from John Wayne to Orlando Intl., returning Tue, Jan 13, priced at $192 found 3 days ago

Mon, Dec 29 - Sun, Jan 4

SNA

John Wayne

DEN

Denver Intl.

$194 Roundtrip, found 5 days ago

$194

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Dec 29 from John Wayne to Denver Intl., returning Sun, Jan 4, priced at $194 found 5 days ago

Thu, Jan 8 - Fri, Jan 9

SNA

John Wayne

PDX

Portland Intl.

$207 Roundtrip, found 3 days ago

$207

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Jan 8 from John Wayne to Portland Intl., returning Fri, Jan 9, priced at $207 found 3 days ago

Tue, Jan 6 - Wed, Jan 7

ONT

Los Angeles - Ontario Intl.

DEN

Denver Intl.

$257 Roundtrip, found 1 day ago

$257

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Tue, Jan 6 from Los Angeles - Ontario Intl. to Denver Intl., returning Wed, Jan 7, priced at $257 found 1 day ago

Tue, Jan 6 - Wed, Jan 7

ONT

Los Angeles - Ontario Intl.

DEN

Denver Intl.

$257 Roundtrip, found 1 day ago

$257

Roundtrip

found 1 day ago

Select United flight, departing Tue, Jan 6 from Los Angeles - Ontario Intl. to Denver Intl., returning Wed, Jan 7, priced at $257 found 1 day ago

Tue, Jan 6 - Wed, Jan 7

LGB

Long Beach Municipal

DEN

Denver Intl.

$297 Roundtrip, found 1 day ago

$297

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Tue, Jan 6 from Long Beach Municipal to Denver Intl., returning Wed, Jan 7, priced at $297 found 1 day ago

Mon, Jan 5 - Tue, Jan 13

PSP

Palm Springs Intl.

PDX

Portland Intl.

$312 Roundtrip, found 3 days ago

$312

Roundtrip

found 3 days ago

Select American Airlines flight, departing Mon, Jan 5 from Palm Springs Intl. to Portland Intl., returning Tue, Jan 13, priced at $312 found 3 days ago

Wed, Mar 11 - Tue, Mar 24

PSP

Palm Springs Intl.

MCO

Orlando Intl.

$317 Roundtrip, found 3 days ago

$317

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Wed, Mar 11 from Palm Springs Intl. to Orlando Intl., returning Tue, Mar 24, priced at $317 found 3 days ago

Mon, Mar 2 - Tue, Mar 17

LGB

Long Beach Municipal

KOA

Kona Intl.

$323 Roundtrip, found 2 days ago

$323

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Mar 2 from Long Beach Municipal to Kona Intl., returning Tue, Mar 17, priced at $323 found 2 days ago

Sun, May 3 - Tue, May 19

ONT

Los Angeles - Ontario Intl.

KOA

Kona Intl.

$331 Roundtrip, found 6 days ago

$331

Roundtrip

found 6 days ago

Select Delta flight, departing Sun, May 3 from Los Angeles - Ontario Intl. to Kona Intl., returning Tue, May 19, priced at $331 found 6 days ago

Thu, Jan 8 - Sun, Jan 11

ONT

Los Angeles - Ontario Intl.

DAL

Love Field

$436 Roundtrip, found 1 day ago

$436

Roundtrip

found 1 day 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 1 day ago

Tue, Dec 30 - Sun, Jan 4

LGB

Long Beach Municipal

MCO

Orlando Intl.

$833 Roundtrip, found 2 days ago

$833

Roundtrip

found 2 days ago

Select Southwest Airlines flight, departing Tue, Dec 30 from Long Beach Municipal to Orlando Intl., returning Sun, Jan 4, priced at $833 found 2 days ago