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Cheap Flights to Riverside County from ₩136,600

View ₩136,600 flight on Tue, Aug 25, 2026Opens in a new window

Popular airlines to Riverside County

  • Alaska Airlines

  • American Airlines

  • Delta

  • 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 ₩136,600 for one-way flights and ₩273,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 31 - Sat, Sep 5
SFO
San Francisco
ONT
Ontario
₩273,100 Roundtrip, found 1 day ago
₩273,100
Roundtrip
found 1 day ago
Select United flight, departing Mon, Aug 31 from San Francisco to Ontario, returning Sat, Sep 5, priced at ₩273,100 found 1 day ago
United
Thu, Aug 20 - Sat, Aug 22
SFO
San Francisco
ONT
Ontario
₩274,700 Roundtrip, found 17 hours ago
₩274,700
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Aug 20 from San Francisco to Ontario, returning Sat, Aug 22, priced at ₩274,700 found 17 hours ago
United
Tue, Nov 10 - Tue, Nov 17
SFO
San Francisco
ONT
Ontario
₩275,800 Roundtrip, found 5 days ago
₩275,800
Roundtrip
found 5 days ago
Select United flight, departing Tue, Nov 10 from San Francisco to Ontario, returning Tue, Nov 17, priced at ₩275,800 found 5 days ago
United
Thu, Sep 10 - Mon, Sep 14
SFO
San Francisco
ONT
Ontario
₩299,700 Roundtrip, found 1 day ago
₩299,700
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 10 from San Francisco to Ontario, returning Mon, Sep 14, priced at ₩299,700 found 1 day ago
United
Thu, Aug 20 - Mon, Aug 24
SFO
San Francisco
ONT
Ontario
₩299,800 Roundtrip, found 17 hours ago
₩299,800
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Aug 20 from San Francisco to Ontario, returning Mon, Aug 24, priced at ₩299,800 found 17 hours ago
United
Wed, Sep 2 - Sun, Sep 6
SFO
San Francisco
ONT
Ontario
₩305,100 Roundtrip, found 3 days ago
₩305,100
Roundtrip
found 3 days ago
Select United flight, departing Wed, Sep 2 from San Francisco to Ontario, returning Sun, Sep 6, priced at ₩305,100 found 3 days ago
United
Sat, Aug 22 - Tue, Aug 25
SFO
San Francisco
ONT
Ontario
₩306,200 Roundtrip, found 6 days ago
₩306,200
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 22 from San Francisco to Ontario, returning Tue, Aug 25, priced at ₩306,200 found 6 days ago
United
Wed, Sep 2 - Sun, Sep 6
SFO
San Francisco
ONT
Ontario
₩319,800 Roundtrip, found 3 days ago
₩319,800
Roundtrip
found 3 days ago
Select United flight, departing Wed, Sep 2 from San Francisco to Ontario, returning Sun, Sep 6, priced at ₩319,800 found 3 days ago
American Airlines
Sun, Sep 27 - Tue, Sep 29
SFO
San Francisco
PSP
Palm Springs
₩384,900 Roundtrip, found 22 hours ago
₩384,900
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sun, Sep 27 from San Francisco to Palm Springs, returning Tue, Sep 29, priced at ₩384,900 found 22 hours ago
Delta
Thu, Sep 10 - Sun, Sep 13
SFO
San Francisco
SNA
Orange County
₩617,200 Roundtrip, found 4 hours ago
₩617,200
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Sep 10 from San Francisco to Orange County, returning Sun, Sep 13, priced at ₩617,200 found 4 hours ago

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.

United
Tue, Aug 25 - Tue, Sep 1
ICN
Seoul
ONT
Ontario
₩1,169,400 Roundtrip, found 2 days ago
₩1,169,400
Roundtrip
found 2 days ago
Select United flight, departing Tue, Aug 25 from Seoul to Ontario, returning Tue, Sep 1, priced at ₩1,169,400 found 2 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, ₩273,100 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 Francisco (SFO) sold for as low as ₩136,600 in the last seven days. During this period, the cost of a return air ticket to Riverside County varied between ₩273,100 and ₩1,169,400. 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.
When is the cheapest time to fly to Riverside County?
Try to leave early in the week to nab a bargain airfare to Riverside County. Tuesday is usually the cheapest day to depart, followed by Monday. Saturday often has the most expensive prices. This is because many people choose to start their vacation on a weekend.
How much is a plane ticket to Riverside County?
In the last seven days, seats to Riverside County cost between ₩273,100 and ₩1,169,400. 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 70ºF to 85ºF 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.

Book with confidence

About Riverside County

Expedia offers flights to Riverside County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Riverside County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Riverside County
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