£351 Cheap Flights to Contra Costa County

View £351 flight on Tue, 1 Dec 2026Opens in a new window

Popular airlines to Contra Costa County

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  • American Airlines

  • Frontier Airlines

  • Delta

  • United

  • 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 £351 for one-way flights and £489 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Sat, 31 Oct - Fri, 13 Nov
LHR
London
SFO
San Francisco
£489 Return, found 4 hours ago
£489
Return
found 4 hours ago
Select KLM flight, departing Sat, 31 Oct from London to San Francisco, returning Fri, 13 Nov, priced at £489 found 4 hours ago
Virgin Atlantic
Sat, 30 Jan - Fri, 5 Feb
LHR
London
SFO
San Francisco
£489 Return, found 14 hours ago
£489
Return
found 14 hours ago
Select Virgin Atlantic flight, departing Sat, 30 Jan from London to San Francisco, returning Fri, 5 Feb, priced at £489 found 14 hours ago
Air France
Sat, 30 Jan - Fri, 5 Feb
LHR
London
SFO
San Francisco
£495 Return, found 14 hours ago
£495
Return
found 14 hours ago
Select Air France flight, departing Sat, 30 Jan from London to San Francisco, returning Fri, 5 Feb, priced at £495 found 14 hours ago
American Airlines
Wed, 1 Jul - Wed, 8 Jul
LGW
London
SFO
San Francisco
£495 Return, found 6 hours ago
£495
Return
found 6 hours ago
Select American Airlines flight, departing Wed, 1 Jul from London to San Francisco, returning Wed, 8 Jul, priced at £495 found 6 hours ago
Air France
Fri, 19 Jun - Sun, 5 Jul
LHR
London
SJC
San Jose
£500 Return, found 8 hours ago
£500
Return
found 8 hours ago
Select Air France flight, departing Fri, 19 Jun from London to San Jose, returning Sun, 5 Jul, priced at £500 found 8 hours ago
Virgin Atlantic
Sat, 30 Jan - Fri, 5 Feb
LHR
London
SFO
San Francisco
£503 Return, found 14 hours ago
£503
Return
found 14 hours ago
Select Virgin Atlantic flight, departing Sat, 30 Jan from London to San Francisco, returning Fri, 5 Feb, priced at £503 found 14 hours ago
Iberia
Mon, 28 Dec - Mon, 4 Jan
LHR
London
SFO
San Francisco
£505 Return, found 1 hour ago
£505
Return
found 1 hour ago
Select Iberia flight, departing Mon, 28 Dec from London to San Francisco, returning Mon, 4 Jan, priced at £505 found 1 hour ago
British Airways
Mon, 28 Dec - Mon, 4 Jan
LHR
London
SFO
San Francisco
£505 Return, found 1 hour ago
£505
Return
found 1 hour ago
Select British Airways flight, departing Mon, 28 Dec from London to San Francisco, returning Mon, 4 Jan, priced at £505 found 1 hour ago
Delta
Sat, 30 Jan - Fri, 5 Feb
LHR
London
SFO
San Francisco
£509 Return, found 14 hours ago
£509
Return
found 14 hours ago
Select Delta flight, departing Sat, 30 Jan from London to San Francisco, returning Fri, 5 Feb, priced at £509 found 14 hours ago
Swiss International Air Lines
Mon, 7 Sept - Mon, 28 Sept
LGW
London
SFO
San Francisco
£510 Return, found 3 hours ago
£510
Return
found 3 hours ago
Select Swiss International Air Lines flight, departing Mon, 7 Sept from London to San Francisco, returning Mon, 28 Sept, priced at £510 found 3 hours ago

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.

KLM
Sat, 31 Oct - Fri, 13 Nov
LHR
London
SFO
San Francisco
£489 Return, found 4 hours ago
£489
Return
found 4 hours ago
Select KLM flight, departing Sat, 31 Oct from London to San Francisco, returning Fri, 13 Nov, priced at £489 found 4 hours ago

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 £489. 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 £489 and £510. If you were travelling one way out of London (LGW), you could have picked up a bargain from just £351.
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 £489 to £510 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

Top tips for booking flights to Contra Costa County from UK

Get ready to fly to Contra Costa County

Prepare your luggage and book your flights to Contra Costa County with Expedia. We offer a seamless flight booking experience, with a wide range of Contra Costa County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Contra Costa County in 2026, we are always available to assist you. Book your flights to Contra Costa County today and let the adventure begin!

Find the best tickets to Contra Costa County

To find some of the best tickets to Contra Costa County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Contra Costa County or last-minute flights to Contra Costa County, you can filter and sort your search results, making it easy to find the ideal flight to Contra Costa County.

Airlines fly to Contra Costa County

There are 20 different airlines that fly to Contra Costa County including some of the most trusted names in the business. To book flights to Contra Costa County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Contra Costa County plane tickets.

Find the cheapest flights to Contra Costa County

By booking early you may find some of the best deals for Contra Costa County flights from the UK, including Contra Costa County direct flights. You can usually find affordable and cheap flights to Contra Costa County, whether one-way from £351 or round-trip from £489, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Contra Costa County

Try searching for different Contra Costa County airports with Expedia to find some of the cheapest flights to Contra Costa County. Flights from London (LGW) to San Jose (SJC) usually have the lowest price from £351.

Why book your flights to Contra Costa County with Expedia

Expedia offers great deals on Contra Costa County air fares from £351 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Contra Costa County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Contra Costa County from UK

Travel information

Contra Costa County Flights Information

Airlines serving
American Airlines, Aer Lingus, Swiss International Air Lines, Lufthansa, United, British Airways, Brussels Airlines, KLM, Virgin Atlantic, Air France, Iberia, Delta
Roundtrip price
from £489
Contra Costa County Flights Information

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