Riverside County Flights - Book Cheap Flights to Riverside County

View RM1,242 flight on Wed, 3 Jun 2026Opens in a new window

Popular airlines to Riverside County

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  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • WestJet

  • Air Canada

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Cheap round-trip flights to Riverside County

Prices were available within the past 7 days and start at RM1,242 for one-way flights and RM2,280 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 23 May - Mon, 1 Jun
SJO
San José
ONT
Ontario
RM2,280 Return, found 19 hours ago
RM2,280
Return
found 19 hours ago
Select United flight, departing Sat, 23 May from San José to Ontario, returning Mon, 1 Jun, priced at RM2,280 found 19 hours ago
United
Sun, 24 May - Mon, 1 Jun
SJO
San José
ONT
Ontario
RM2,369 Return, found 19 hours ago
RM2,369
Return
found 19 hours ago
Select United flight, departing Sun, 24 May from San José to Ontario, returning Mon, 1 Jun, priced at RM2,369 found 19 hours ago
American Airlines
Thu, 28 May - Fri, 5 Jun
SJO
San José
ONT
Ontario
RM2,514 Return, found 20 hours ago
RM2,514
Return
found 20 hours ago
Select American Airlines flight, departing Thu, 28 May from San José to Ontario, returning Fri, 5 Jun, priced at RM2,514 found 20 hours ago
United
Thu, 28 May - Sat, 6 Jun
SJO
San José
ONT
Ontario
RM2,592 Return, found 19 hours ago
RM2,592
Return
found 19 hours ago
Select United flight, departing Thu, 28 May from San José to Ontario, returning Sat, 6 Jun, priced at RM2,592 found 19 hours ago
United
Sat, 23 May - Mon, 1 Jun
SJO
San José
ONT
Ontario
RM2,656 Return, found 19 hours ago
RM2,656
Return
found 19 hours ago
Select United flight, departing Sat, 23 May from San José to Ontario, returning Mon, 1 Jun, priced at RM2,656 found 19 hours ago
United
Thu, 28 May - Sat, 6 Jun
SJO
San José
ONT
Ontario
RM2,660 Return, found 19 hours ago
RM2,660
Return
found 19 hours ago
Select United flight, departing Thu, 28 May from San José to Ontario, returning Sat, 6 Jun, priced at RM2,660 found 19 hours ago
United
Sun, 24 May - Tue, 2 Jun
SJO
San José
ONT
Ontario
RM2,679 Return, found 1 day ago
RM2,679
Return
found 1 day ago
Select United flight, departing Sun, 24 May from San José to Ontario, returning Tue, 2 Jun, priced at RM2,679 found 1 day ago
United
Thu, 28 May - Thu, 4 Jun
SJO
San José
ONT
Ontario
RM2,738 Return, found 20 hours ago
RM2,738
Return
found 20 hours ago
Select United flight, departing Thu, 28 May from San José to Ontario, returning Thu, 4 Jun, priced at RM2,738 found 20 hours ago
United
Sun, 24 May - Tue, 2 Jun
SJO
San José
ONT
Ontario
RM2,747 Return, found 1 day ago
RM2,747
Return
found 1 day ago
Select United flight, departing Sun, 24 May from San José to Ontario, returning Tue, 2 Jun, priced at RM2,747 found 1 day ago
avianca
Thu, 28 May - Fri, 5 Jun
SJO
San José
ONT
Ontario
RM2,993 Return, found 6 days ago
RM2,993
Return
found 6 days ago
Select avianca flight, departing Thu, 28 May from San José to Ontario, returning Fri, 5 Jun, priced at RM2,993 found 6 days ago

Trending flights to Riverside County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 26 Aug - Wed, 9 Sept
KUL
Kuala Lumpur
ONT
Ontario
RM3,969 Return, found 4 days ago
RM3,969
Return
found 4 days ago
Select United flight, departing Wed, 26 Aug from Kuala Lumpur to Ontario, returning Wed, 9 Sept, priced at RM3,969 found 4 days ago

Frequently asked questions

How do I find cheap flights to Riverside County that have flexible change policies?
When it comes to flying these days, flexibility is important. That's why we've added a "No change fee" filter to help you find cheap and flexible fares to Riverside County. It's on the left of your screen underneath the "Flexible change policies" subheading.
Which airlines fly to Riverside County?
You can choose from a selection of airlines that offer flights into or near Riverside County. A few of your top options are:

  • Delta Air Lines - 4,064 flights to or near Riverside County each month, including 4,064 flights to Los Angeles Intl. Airport (LAX) per month.
  • American Airlines - 3,361 flights to or near Riverside County each month, including 3,361 flights to Los Angeles Intl. Airport (LAX) per month.
  • United Airlines - 2,991 flights to or near Riverside County each month, including 2,991 flights to Los Angeles Intl. Airport (LAX) per month.

How can I find cheap tickets to Riverside County?
A good strategy for scoring cheap fares is to be flexible with your travel dates. Start by searching for your flight to Riverside County, then click on the "flexible dates" box to compare prices for nearby days. Another good tip? Book well ahead. For an idea of costs, RM2,280 was the lowest price for a flight to Riverside County in the last seven days.
How much is a flight to Riverside County?
One-way flights leaving San José (SJO) sold for as low as RM1,242 in the last seven days. During this period, the cost of a return air ticket to Riverside County varied between RM2,280 and RM4,424. If you find a fantastic deal, book immediately — these fares don't stick around.
What are the most popular airports to fly into in Riverside County?
Los Angeles Intl. Airport (LAX) is the main entry point for people hoping to visit Riverside County. Approximately 16,630 flights per month land at this airport.
How much is a plane ticket to Riverside County?
In the last seven days, seats to Riverside County cost between RM2,280 and RM4,424. The early bird catches the worm, so grab an awesome deal today.
What is the best time to go to Riverside County?
January, February and November are popular months to travel to Riverside, one of Riverside County's most renowned cities. Summer here starts June 20. Temperatures vary from 21ºC to 29ºC across this season, so plan your travels around then if warmer weather is your preference.
What months are the cheapest to book a flight to Riverside County?
An inexpensive month to secure a top deal to Riverside County is February, whereas prices are at a premium in December. Avoid this time if you're counting your pennies.

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