Cheap Flights to Riverside County from $28

How much is the cheapest flight to Riverside County?

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 7 - Mon, May 11

SFO

San Francisco

ONT

Ontario

$56 Roundtrip, just found

$56

Roundtrip

just found

Select Frontier Airlines flight, departing Thu, May 7 from San Francisco to Ontario, returning Mon, May 11, priced at $56 just found

Sat, Jun 6 - Tue, Jun 9

SEA

Seattle

ONT

Ontario

$88 Roundtrip, found 2 hours ago

$88

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sat, Jun 6 from Seattle to Ontario, returning Tue, Jun 9, priced at $88 found 2 hours ago

Mon, May 4 - Thu, May 7

SFO

San Francisco

SBD

San Bernardino

$102 Roundtrip, found 4 hours ago

$102

Roundtrip

found 4 hours ago

Select Breeze Airways flight, departing Mon, May 4 from San Francisco to San Bernardino, returning Thu, May 7, priced at $102 found 4 hours ago

Mon, May 18 - Thu, May 28

SFO

San Francisco

SNA

Orange County

$109 Roundtrip, found 11 hours ago

$109

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Mon, May 18 from San Francisco to Orange County, returning Thu, May 28, priced at $109 found 11 hours ago

Tue, May 12 - Wed, May 13

SFO

San Francisco

ONT

Ontario

$117 Roundtrip, found 6 hours ago

$117

Roundtrip

found 6 hours ago

Select United flight, departing Tue, May 12 from San Francisco to Ontario, returning Wed, May 13, priced at $117 found 6 hours ago

Tue, Jun 9 - Wed, Jun 10

SFO

San Francisco

ONT

Ontario

$151 Roundtrip, found 6 hours ago

$151

Roundtrip

found 6 hours ago

Select Southwest Airlines flight, departing Tue, Jun 9 from San Francisco to Ontario, returning Wed, Jun 10, priced at $151 found 6 hours ago

Tue, Jun 30 - Wed, Jul 1

SFO

San Francisco

PSP

Palm Springs

$157 Roundtrip, found 7 hours ago

$157

Roundtrip

found 7 hours ago

Select Bargain Flight flight, departing Tue, Jun 30 from San Francisco to Palm Springs, returning Wed, Jul 1, priced at $157 found 7 hours ago

Wed, Oct 21 - Sat, Oct 24

SEA

Seattle

CLD

Carlsbad

$159 Roundtrip, found 22 hours ago

$159

Roundtrip

found 22 hours ago

Select American Airlines flight, departing Wed, Oct 21 from Seattle to Carlsbad, returning Sat, Oct 24, priced at $159 found 22 hours ago

Sat, May 16 - Wed, May 20

SEA

Seattle

LGB

Long Beach

$177 Roundtrip, found 13 hours ago

$177

Roundtrip

found 13 hours ago

Select Delta flight, departing Sat, May 16 from Seattle to Long Beach, returning Wed, May 20, priced at $177 found 13 hours ago

Sat, May 30 - Wed, Jun 3

SFO

San Francisco

PSP

Palm Springs

$177 Roundtrip, found 1 hour ago

$177

Roundtrip

found 1 hour ago

Select Delta flight, departing Sat, May 30 from San Francisco to Palm Springs, returning Wed, Jun 3, priced at $177 found 1 hour ago