Cheap Flights to San Bernardino County from ₩675,900

View ₩675,900 flight on Mon, Oct 5, 2026Opens in a new window

Popular airlines to San Bernardino County

  • Alaska Airlines

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to San Bernardino County?

Prices were available within the past 7 days and start at ₩675,900 for one-way flights and ₩1,197,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Oct 22 - Thu, Nov 12
ICN
Seoul
ONT
Ontario
₩1,197,300 Roundtrip, found 2 days ago
₩1,197,300
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 22 from Seoul to Ontario, returning Thu, Nov 12, priced at ₩1,197,300 found 2 days ago
United
Thu, Oct 22 - Thu, Nov 12
ICN
Seoul
SNA
Orange County
₩1,197,300 Roundtrip, found 2 days ago
₩1,197,300
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 22 from Seoul to Orange County, returning Thu, Nov 12, priced at ₩1,197,300 found 2 days ago
United
Tue, Dec 8 - Tue, Jan 26
ICN
Seoul
ONT
Ontario
₩1,197,600 Roundtrip, found 1 day ago
₩1,197,600
Roundtrip
found 1 day ago
Select United flight, departing Tue, Dec 8 from Seoul to Ontario, returning Tue, Jan 26, priced at ₩1,197,600 found 1 day ago
Alaska Airlines
Mon, May 4 - Wed, May 6
ICN
Seoul
ONT
Ontario
₩1,245,200 Roundtrip, found 17 hours ago
₩1,245,200
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Mon, May 4 from Seoul to Ontario, returning Wed, May 6, priced at ₩1,245,200 found 17 hours ago
Delta
Wed, Oct 14 - Wed, Oct 21
ICN
Seoul
ONT
Ontario
₩1,245,300 Roundtrip, found 2 days ago
₩1,245,300
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 14 from Seoul to Ontario, returning Wed, Oct 21, priced at ₩1,245,300 found 2 days ago
Delta
Mon, Sep 28 - Tue, Feb 2
ICN
Seoul
SNA
Orange County
₩1,245,600 Roundtrip, found 2 days ago
₩1,245,600
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Sep 28 from Seoul to Orange County, returning Tue, Feb 2, priced at ₩1,245,600 found 2 days ago
Delta
Wed, Sep 23 - Sat, Sep 26
ICN
Seoul
PSP
Palm Springs
₩1,245,600 Roundtrip, found 6 days ago
₩1,245,600
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Sep 23 from Seoul to Palm Springs, returning Sat, Sep 26, priced at ₩1,245,600 found 6 days ago
Delta
Tue, Oct 6 - Wed, Feb 17
ICN
Seoul
SNA
Orange County
₩1,245,800 Roundtrip, found 9 hours ago
₩1,245,800
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Oct 6 from Seoul to Orange County, returning Wed, Feb 17, priced at ₩1,245,800 found 9 hours ago
Korean Air
Wed, Mar 3 - Mon, Mar 8
ICN
Seoul
ONT
Ontario
₩1,345,000 Roundtrip, found 4 days ago
₩1,345,000
Roundtrip
found 4 days ago
Select Korean Air flight, departing Wed, Mar 3 from Seoul to Ontario, returning Mon, Mar 8, priced at ₩1,345,000 found 4 days ago
Air Canada
Mon, Sep 28 - Tue, Feb 2
ICN
Seoul
SNA
Orange County
₩1,398,600 Roundtrip, found 2 days ago
₩1,398,600
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Sep 28 from Seoul to Orange County, returning Tue, Feb 2, priced at ₩1,398,600 found 2 days ago

Trending flights to San Bernardino 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
Thu, Oct 22 - Thu, Nov 12
ICN
Seoul
ONT
Ontario
₩1,197,300 Roundtrip, found 2 days ago
₩1,197,300
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 22 from Seoul to Ontario, returning Thu, Nov 12, priced at ₩1,197,300 found 2 days ago

Frequently asked questions

How do I find cheap flights to San Bernardino County that have flexible change policies?
At Expedia, we've been channeling our inner yoga master to provide you with the most flexible fares on the market. Simply mark the "No change fee" box right under the "Flexible change policies" heading to find your ideal flight to San Bernardino County.
Which airlines fly to San Bernardino County?
With a good range of airlines flying into or near San Bernardino County, you have plenty of choice:

  • Southwest Airlines - 723 flights to or near San Bernardino County each month, including 723 flights to Los Angeles - Ontario Intl. Airport (ONT) per month.
  • American Airlines - 290 flights to or near San Bernardino County each month, including 290 flights to Los Angeles - Ontario Intl. Airport (ONT) per month.
  • Delta Air Lines - 268 flights to or near San Bernardino County each month, including 268 flights to Los Angeles - Ontario Intl. Airport (ONT) per month.

How can I find cheap tickets to San Bernardino County?
An useful strategy for nabbing cheap tickets is to be flexible with your travel dates. Begin with searching for your flight to San Bernardino County, then click on the "flexible dates" link to compare prices for nearby days. Want another good tip? Book well ahead of time. To give you an idea of fares, ₩1,197,300 was the best price for a flight to San Bernardino County in the last seven days.
How much is a flight to San Bernardino County?
The cost of a round-trip flight to San Bernardino County in the last seven days varied between ₩1,197,300 and ₩1,398,600. If you were journeying one way from Seoul (ICN), you could have gotten a bargain from just ₩675,900.
What are the most popular airports to fly into in San Bernardino County?
Get ready to pack your suitcase and jet into Los Angeles - Ontario Intl. Airport (ONT), San Bernardino County's primary flight hub. Book one of the 1,816 flights that land at this popular destination every month.
When is the cheapest time to fly to San Bernardino County?
Fly out on a Tuesday to boost your odds of scoring the cheapest flight to San Bernardino County. Mondays are usually the next most affordable day to take off. Saturday is typically the most expensive day to fly anywhere.
How much is a plane ticket to San Bernardino County?
In the last seven days, fares to San Bernardino County ranged between ₩1,197,300 and ₩1,398,600. Prices rise as your travel date nears, so find a terrific deal today.
What is the best time to go to San Bernardino County?
January, March and November are popular months to plan a getaway to San Bernardino, one of San Bernardino County's best cities. Summertime here starts June 20. Temperatures range from 65ºF to 90ºF throughout the season, so travel around then if you like warmer weather.
What months are the cheapest to book a flight to San Bernardino County?
February is the best month to book a seat for your San Bernardino County vacation. Airfares cost the most throughout December, so steer clear of this time if you can.

Explore a world of travel with Expedia

*Available to Expedia members.