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Cheap Flights to Contra Costa County from NT$4,416

View NT$4,416 flight on Sat, 2026/9/12Opens in a new window

Popular airlines to Contra Costa County

  • Alaska Airlines

  • American Airlines

  • Delta

  • United

  • 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 NT$4,416 for one-way flights and NT$9,861 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Aug 26 - Mon, Aug 31
BOS
Boston
SFO
San Francisco
NT$9,861 Roundtrip, found 2 days ago
NT$9,861
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 26 from Boston to San Francisco, returning Mon, Aug 31, priced at NT$9,861 found 2 days ago
Delta
Sat, Sep 5 - Sat, Sep 12
BOS
Boston
SFO
San Francisco
NT$9,872 Roundtrip, found 6 hours ago
NT$9,872
Roundtrip
found 6 hours ago
Select Delta flight, departing Sat, Sep 5 from Boston to San Francisco, returning Sat, Sep 12, priced at NT$9,872 found 6 hours ago
United
Sat, Sep 5 - Sat, Sep 12
BOS
Boston
SFO
San Francisco
NT$13,410 Roundtrip, found 6 hours ago
NT$13,410
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Sep 5 from Boston to San Francisco, returning Sat, Sep 12, priced at NT$13,410 found 6 hours ago
American Airlines
Sat, Sep 5 - Sat, Sep 12
BOS
Boston
SFO
San Francisco
NT$14,042 Roundtrip, found 6 hours ago
NT$14,042
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Sep 5 from Boston to San Francisco, returning Sat, Sep 12, priced at NT$14,042 found 6 hours ago
ZIPAIR
Thu, Sep 3 - Wed, Sep 16
NRT
Tokyo
SFO
San Francisco
NT$18,898 Roundtrip, found 2 days ago
NT$18,898
Roundtrip
found 2 days ago
Select ZIPAIR flight, departing Thu, Sep 3 from Tokyo to San Francisco, returning Wed, Sep 16, priced at NT$18,898 found 2 days ago
Delta
Sat, Nov 7 - Sun, Nov 15
TPE
Taipei
SFO
San Francisco
NT$22,553 Roundtrip, just found
NT$22,553
Roundtrip
just found
Select Delta flight, departing Sat, Nov 7 from Taipei to San Francisco, returning Sun, Nov 15, priced at NT$22,553 just found
Korean Air
Sat, Nov 7 - Sun, Nov 15
TPE
Taipei
SFO
San Francisco
NT$22,916 Roundtrip, just found
NT$22,916
Roundtrip
just found
Select Korean Air flight, departing Sat, Nov 7 from Taipei to San Francisco, returning Sun, Nov 15, priced at NT$22,916 just found
Cathay Pacific
Sun, Oct 11 - Sat, Oct 24
TPE
Taipei
SFO
San Francisco
NT$23,091 Roundtrip, just found
NT$23,091
Roundtrip
just found
Select Cathay Pacific flight, departing Sun, Oct 11 from Taipei to San Francisco, returning Sat, Oct 24, priced at NT$23,091 just found
Asiana Airlines
Sat, Nov 7 - Sun, Nov 15
TPE
Taipei
SFO
San Francisco
NT$24,566 Roundtrip, just found
NT$24,566
Roundtrip
just found
Select Asiana Airlines flight, departing Sat, Nov 7 from Taipei to San Francisco, returning Sun, Nov 15, priced at NT$24,566 just found
STARLUX Airlines
Wed, Sep 16 - Mon, Sep 28
TPE
Taipei
SFO
San Francisco
NT$24,885 Roundtrip, found 4 hours ago
NT$24,885
Roundtrip
found 4 hours ago
Select STARLUX Airlines flight, departing Wed, Sep 16 from Taipei to San Francisco, returning Mon, Sep 28, priced at NT$24,885 found 4 hours ago

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.

Delta
Sat, Nov 7 - Sun, Nov 15
TPE
Taipei
SFO
San Francisco
NT$22,553 Roundtrip, just found
NT$22,553
Roundtrip
just found
Select Delta flight, departing Sat, Nov 7 from Taipei to San Francisco, returning Sun, Nov 15, priced at NT$22,553 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 NT$9,861. 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 NT$9,861 and NT$24,885. If you were traveling one way out of Boston (BOS), you could have picked up a bargain from just NT$4,416.
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 NT$9,861 to NT$24,885 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.
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