A coastal pathway with lush greenery and purple flowers, leading to a view of the ocean and distant cityscape.

Cheap Flights to Contra Costa County from ₩83,700

View ₩83,700 flight on Sun, Sep 6, 2026Opens in a new window

Popular airlines to Contra Costa County

  • Alaska Airlines

  • American Airlines

  • United

  • Delta

  • Frontier Airlines

  • JetBlue Airways

  • Southwest Airlines

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How much is the cheapest flight to Contra Costa County?

Prices were available within the past 7 days and start at ₩83,700 for one-way flights and ₩162,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Aug 20 - Thu, Aug 20
LAX
Los Angeles
SJC
San Jose
₩162,600 Roundtrip, found 6 days ago
₩162,600
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 20 from Los Angeles to San Jose, returning Thu, Aug 20, priced at ₩162,600 found 6 days ago
Delta
Fri, Oct 30 - Sat, Nov 14
LAX
Los Angeles
SFO
San Francisco
₩191,800 Roundtrip, found 18 hours ago
₩191,800
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Oct 30 from Los Angeles to San Francisco, returning Sat, Nov 14, priced at ₩191,800 found 18 hours ago
Alaska Airlines
Thu, Jan 28 - Thu, Jan 28
LAX
Los Angeles
SFO
San Francisco
₩208,300 Roundtrip, found 3 days ago
₩208,300
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Jan 28 from Los Angeles to San Francisco, returning Thu, Jan 28, priced at ₩208,300 found 3 days ago
Southwest Airlines
Fri, Oct 30 - Sat, Nov 14
LAX
Los Angeles
SFO
San Francisco
₩219,500 Roundtrip, found 18 hours ago
₩219,500
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Fri, Oct 30 from Los Angeles to San Francisco, returning Sat, Nov 14, priced at ₩219,500 found 18 hours ago
United
Fri, Oct 30 - Sat, Nov 14
LAX
Los Angeles
SFO
San Francisco
₩291,900 Roundtrip, found 18 hours ago
₩291,900
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Oct 30 from Los Angeles to San Francisco, returning Sat, Nov 14, priced at ₩291,900 found 18 hours ago
American Airlines
Fri, Oct 30 - Sat, Nov 14
LAX
Los Angeles
SFO
San Francisco
₩291,900 Roundtrip, found 18 hours ago
₩291,900
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Oct 30 from Los Angeles to San Francisco, returning Sat, Nov 14, priced at ₩291,900 found 18 hours ago
Flair Airlines
Fri, Sep 18 - Mon, Sep 21
YVR
Vancouver
SFO
San Francisco
₩299,317 Roundtrip, found 2 days ago
₩299,317
Roundtrip
found 2 days ago
Select Flair Airlines flight, departing Fri, Sep 18 from Vancouver to San Francisco, returning Mon, Sep 21, priced at ₩299,317 found 2 days ago
Air Canada
Sun, Nov 22 - Mon, Nov 30
YVR
Vancouver
SFO
San Francisco
₩429,000 Roundtrip, found 2 days ago
₩429,000
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sun, Nov 22 from Vancouver to San Francisco, returning Mon, Nov 30, priced at ₩429,000 found 2 days ago
WestJet
Fri, Sep 18 - Mon, Sep 21
YVR
Vancouver
SFO
San Francisco
₩538,400 Roundtrip, found 2 days ago
₩538,400
Roundtrip
found 2 days ago
Select WestJet flight, departing Fri, Sep 18 from Vancouver to San Francisco, returning Mon, Sep 21, priced at ₩538,400 found 2 days ago
Air Canada
Mon, Oct 5 - Sat, Oct 17
ICN
Seoul
SFO
San Francisco
₩952,600 Roundtrip, just found
₩952,600
Roundtrip
just found
Select Air Canada flight, departing Mon, Oct 5 from Seoul to San Francisco, returning Sat, Oct 17, priced at ₩952,600 just found

Trending flights to Contra Costa 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.

Air Canada
Mon, Oct 5 - Sat, Oct 17
ICN
Seoul
SFO
San Francisco
₩952,600 Roundtrip, just found
₩952,600
Roundtrip
just found
Select Air Canada flight, departing Mon, Oct 5 from Seoul to San Francisco, returning Sat, Oct 17, priced at ₩952,600 just found

Frequently asked questions

How do I find cheap flights to Contra Costa County that have flexible change policies?
It's as easy as counting to three with Expedia. Firstly, enter your travel details and click "Search." Next step? Check "No change fee" directly under the "Flexible change policies" subheading on the left-hand side of your screen. Step 3. Book a flexible and cheap airfare to Contra Costa County.
Which airlines fly to Contra Costa County?
You can choose from a variety of airlines that operate flights in or near Contra Costa County. Some of your options are:

  • United Airlines - 5,914 flights to or near Contra Costa County each month, including 5,914 flights to San Francisco Intl. Airport (SFO) per month.
  • Alaska Airlines - 2,349 flights to or near Contra Costa County each month, including 2,349 flights to San Francisco Intl. Airport (SFO) per month.
  • Delta Air Lines - 1,222 flights to or near Contra Costa County each month, including 1,222 flights to San Francisco Intl. Airport (SFO) per month.

How can I find cheap tickets to Contra Costa County?
One of the easiest ways to bag cheap tickets to Contra Costa County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. You'll see the cheapest prices for nearby days. The best price for a flight to Contra Costa County in the last seven days was ₩162,600. Booking well ahead will usually help you pick up an even bigger bargain.
How much is a flight to Contra Costa County?
The price of a round-trip airfare to Contra Costa County in the last seven days fluctuated between ₩162,600 and ₩952,600. If you were traveling one way out of Los Angeles (LAX), you could have picked up a bargain from just ₩83,700.
What are the most popular airports to fly into in Contra Costa County?
San Francisco Intl. Airport (SFO) is the primary gateway for many traveling to Contra Costa County. Around 11,935 flights each month touch down here.
When is the cheapest time to fly to Contra Costa County?
If you can be flexible with what day you jet off to Contra Costa County, fly out early on in the week. The most economical day to take off is normally Tuesday, followed by Monday. Saturday is typically the costliest day, with lots of vacationers preferring to fly on weekends.
How much is a plane ticket to Contra Costa County?
Plane tickets to Contra Costa County varied from ₩162,600 to ₩952,600 in the last seven days. Usually, the earlier you book the bigger the bargain.
What is the best time to go to Contra Costa County?
A good time to go to Concord is after June 20 when summer starts. In Contra Costa County's busiest city, average temperatures fluctuate from 55ºF to 80ºF during this time — perfect weather for touring around! May, June and August are the most popular months to discover this destination.
What months are the cheapest to book a flight to Contra Costa County?
An inexpensive month to find a flight to Contra Costa County is February, whereas prices rise considerably in December. Give this month a miss if you want to save your dollars.

Book with confidence

About Contra Costa County

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