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

Flight to Contra Costa County

View S$247 flight on Sat, 31 Oct, 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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Cheap round-trip flights to Contra Costa County

Prices were available within the past 7 days and start at S$247 for one-way flights and S$428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
WestJet
Air Canada
Delta
American Airlines
United
Singapore Airlines
Asiana Airlines
Korean Air
Air China

Trending flights to Contra Costa 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.

Singapore Airlines

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 S$428. 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 S$428 and S$1,055. If you were travelling one way out of Toronto (YYZ), you could have picked up a bargain from just S$247.
What are the most popular airports to fly into in Contra Costa County?
San Francisco Intl. Airport (SFO) is the primary gateway for many travelling 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 holiday makers preferring to fly on weekends.
How much is a plane ticket to Contra Costa County?
Plane tickets to Contra Costa County varied from S$428 to S$1,055 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 13ºC to 27ºC 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

Expedia offers flights to Contra Costa County to meet every traveller'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.

Travel information

Contra Costa County Flights Information

Airlines serving
Air Canada, Porter Airlines, Delta, WestJet, American Airlines, United, Singapore Airlines, Hainan Airlines, Asiana Airlines, Korean Air, Air China
Roundtrip price
from S$428
Contra Costa County Flights Information
*Available to Expedia members.