Cheap Flights to Riverside County from $33

View $33 flight on Thu, May 7, 2026Opens in a new window

Popular airlines to Riverside County

  • Alaska Airlines

  • Delta

  • American Airlines

  • United

  • Southwest Airlines

  • WestJet

  • Air Canada

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How much is the cheapest flight to Riverside County?

Prices were available within the past 7 days and start at $33 for one-way flights and $87 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, May 4 - Thu, May 7
SFO
San Francisco
SNA
Orange County
$87 Roundtrip, just found
$87
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, May 4 from San Francisco to Orange County, returning Thu, May 7, priced at $87 just found
Frontier Airlines
Mon, Mar 30 - Thu, Apr 9
SFO
San Francisco
ONT
Ontario
$88 Roundtrip, found 2 hours ago
$88
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Mar 30 from San Francisco to Ontario, returning Thu, Apr 9, priced at $88 found 2 hours ago
Frontier Airlines
Mon, May 11 - Thu, May 21
SFO
San Francisco
SNA
Orange County
$88 Roundtrip, found 2 hours ago
$88
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, May 11 from San Francisco to Orange County, returning Thu, May 21, priced at $88 found 2 hours ago
Frontier Airlines
Mon, Apr 20 - Thu, May 7
SFO
San Francisco
SNA
Orange County
$91 Roundtrip, found 3 days ago
$91
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Apr 20 from San Francisco to Orange County, returning Thu, May 7, priced at $91 found 3 days ago
Frontier Airlines
Thu, May 7 - Thu, May 14
SFO
San Francisco
ONT
Ontario
$92 Roundtrip, found 7 hours ago
$92
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Thu, May 7 from San Francisco to Ontario, returning Thu, May 14, priced at $92 found 7 hours ago
Frontier Airlines
Mon, Apr 13 - Thu, Apr 23
SFO
San Francisco
ONT
Ontario
$93 Roundtrip, found 2 hours ago
$93
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Apr 13 from San Francisco to Ontario, returning Thu, Apr 23, priced at $93 found 2 hours ago
Breeze Airways
Fri, Apr 17 - Sun, Apr 19
SFO
San Francisco
SBD
San Bernardino
$100 Roundtrip, found 3 days ago
$100
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Fri, Apr 17 from San Francisco to San Bernardino, returning Sun, Apr 19, priced at $100 found 3 days ago
Alaska Airlines
Wed, May 6 - Sat, May 9
SFO
San Francisco
PSP
Palm Springs
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, May 6 from San Francisco to Palm Springs, returning Sat, May 9, priced at $117 just found
United
Tue, Mar 31 - Wed, Apr 1
SFO
San Francisco
ONT
Ontario
$117 Roundtrip, found 1 hour ago
$117
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Mar 31 from San Francisco to Ontario, returning Wed, Apr 1, priced at $117 found 1 hour ago
Delta
Sat, Apr 18 - Wed, Apr 22
SFO
San Francisco
PSP
Palm Springs
$157 Roundtrip, found 2 hours ago
$157
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Apr 18 from San Francisco to Palm Springs, returning Wed, Apr 22, priced at $157 found 2 hours ago

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Airports in Riverside County

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Flights from $577
SNA
John Wayne
Flights from $577
Select flight to Los Angeles - Ontario Intl. ONT. Flights from $577
ONT
Los Angeles - Ontario Intl.
Flights from $577
Select flight to Long Beach Municipal LGB. Flights from $439
LGB
Long Beach Municipal
Flights from $439
Select flight to Palm Springs Intl. PSP. Flights from $573
PSP
Palm Springs Intl.
Flights from $573
Select flight to McClellan-Palomar CLD. Cheapest option available. Flights from $399
CLD
McClellan-Palomar
Cheapest
Flights from $399

Trending flights to Riverside County

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.

Frontier Airlines
Mon, May 11 - Mon, May 18
SLC
Salt Lake City
ONT
Ontario
$118 Roundtrip, found 2 days ago
$118
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, May 11 from Salt Lake City to Ontario, returning Mon, May 18, priced at $118 found 2 days ago

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Travel information

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*Flight schedules are subject to change.

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