A lighthouse on a cliff by the sea during sunset.

Flight to San Mateo County

View S$153 flight on Wed, 29 Jul, 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to San Mateo County

  • Alaska Airlines

  • Frontier Airlines

  • JetBlue Airways

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • 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

Cheap round-trip flights to San Mateo County

Prices were available within the past 7 days and start at S$153 for one-way flights and S$371 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 18 Jul - Sat, 25 Jul
SNA
Orange County
SFO
San Francisco
S$371 Return, found 1 day ago
S$371
Return
found 1 day ago
Select United flight, departing Sat, 18 Jul from Orange County to San Francisco, returning Sat, 25 Jul, priced at S$371 found 1 day ago
American Airlines
Sat, 26 Sept - Sun, 27 Sept
SNA
Orange County
SFO
San Francisco
S$390 Return, found 11 hours ago
S$390
Return
found 11 hours ago
Select American Airlines flight, departing Sat, 26 Sept from Orange County to San Francisco, returning Sun, 27 Sept, priced at S$390 found 11 hours ago
Delta
Wed, 15 Jul - Tue, 21 Jul
LGB
Long Beach
SJC
San Jose
S$524 Return, found 1 day ago
S$524
Return
found 1 day ago
Select Delta flight, departing Wed, 15 Jul from Long Beach to San Jose, returning Tue, 21 Jul, priced at S$524 found 1 day ago
American Airlines
Wed, 15 Jul - Sat, 18 Jul
SNA
Orange County
SJC
San Jose
S$546 Return, found 1 day ago
S$546
Return
found 1 day ago
Select American Airlines flight, departing Wed, 15 Jul from Orange County to San Jose, returning Sat, 18 Jul, priced at S$546 found 1 day ago
Delta
Mon, 13 Jul - Mon, 20 Jul
LGB
Long Beach
SFO
San Francisco
S$910 Return, found 4 hours ago
S$910
Return
found 4 hours ago
Select Delta flight, departing Mon, 13 Jul from Long Beach to San Francisco, returning Mon, 20 Jul, priced at S$910 found 4 hours ago
Air Canada
Tue, 23 Jun - Tue, 14 Jul
SIN
Singapore
SFO
San Francisco
S$1,000 Return, just found
S$1,000
Return
just found
Select Air Canada flight, departing Tue, 23 Jun from Singapore to San Francisco, returning Tue, 14 Jul, priced at S$1,000 just found
Air China
Fri, 11 Sept - Sat, 19 Sept
SIN
Singapore
SFO
San Francisco
S$1,057 Return, found 5 hours ago
S$1,057
Return
found 5 hours ago
Select Air China flight, departing Fri, 11 Sept from Singapore to San Francisco, returning Sat, 19 Sept, priced at S$1,057 found 5 hours ago
STARLUX Airlines
Mon, 14 Sept - Mon, 21 Sept
SIN
Singapore
SFO
San Francisco
S$1,141 Return, just found
S$1,141
Return
just found
Select STARLUX Airlines flight, departing Mon, 14 Sept from Singapore to San Francisco, returning Mon, 21 Sept, priced at S$1,141 just found
All Nippon Airways
Sat, 3 Oct - Sat, 17 Oct
SIN
Singapore
SFO
San Francisco
S$1,204 Return, found 2 hours ago
S$1,204
Return
found 2 hours ago
Select All Nippon Airways flight, departing Sat, 3 Oct from Singapore to San Francisco, returning Sat, 17 Oct, priced at S$1,204 found 2 hours ago
China Airlines
Sun, 8 Nov - Sat, 28 Nov
SIN
Singapore
SFO
San Francisco
S$1,237 Return, just found
S$1,237
Return
just found
Select China Airlines flight, departing Sun, 8 Nov from Singapore to San Francisco, returning Sat, 28 Nov, priced at S$1,237 just found

Trending flights to San Mateo 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.

Air Canada
Sat, 27 Jun - Sun, 5 Jul
SIN
Singapore
SFO
San Francisco
S$1,000 Return, found 3 hours ago
S$1,000
Return
found 3 hours ago
Select Air Canada flight, departing Sat, 27 Jun from Singapore to San Francisco, returning Sun, 5 Jul, priced at S$1,000 found 3 hours ago

Frequently asked questions

How do I find cheap flights to San Mateo County that have flexible change policies?
By using our nifty "No change fee" filter, that's how. All you have to do is enter your travel details, click the "Search" button, then select the box below the "Flexible change policies" heading (to the left). Expedia makes it a snap to find cheap, flexible flights to San Mateo County.
Which airlines fly to San Mateo County?
You can take your pick of a range of airlines that touch down in or near San Mateo County. A few of your best options are:

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

How can I find cheap tickets to San Mateo County?
In the last seven days, S$371 was the lowest price for a flight to San Mateo County. For an even cheaper fare, book well ahead of time and be flexible with your travel dates. Search for your flight to San Mateo County, then check out prices for nearby days by clicking on the "flexible dates" link above.
How much is a flight to San Mateo County?
The price of a round-trip airfare to San Mateo County in the last seven days varied between S$371 and S$1,237. If you were flying one way out of Orange County (SNA), you could have picked up a bargain from just S$153.
What are the most popular airports to fly into in San Mateo County?
San Mateo County's primary gateway is San Francisco Intl. Airport (SFO). Get your next thrilling journey underway by reserving a ticket on one of the 11,935 flights every month to this destination.
When is the cheapest time to fly to San Mateo County?
Jet off on a Tuesday to boost your odds of scoring the cheapest flight to San Mateo County. Mondays are usually the second most affordable day to depart. Saturday is typically the most expensive day to fly anywhere.
How much is a plane ticket to San Mateo County?
In the last seven days, airfares to San Mateo County varied between S$371 and S$1,237. Prices depend on a number of things, particularly the departure time, cabin class, airline and when the fare is booked.
What is the best time to go to San Mateo County?
Summer starts June 20 in the Northern Hemisphere, and these warmer months are an excellent time to visit the exciting San Mateo County city of San Francisco. Average temperatures vary between 13ºC and 24ºC throughout this season. The largest crowds are found here in March, April and May.
What months are the cheapest to book a flight to San Mateo County?
The best month to purchase well-priced fares to San Mateo County is February. Bear in mind that in the U.S, the most expensive time to book a ticket is the month of December.

Book with confidence

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

Travel information

San Mateo County Flights Information

Airlines serving
Alaska Airlines, United, American Airlines, Delta, Singapore Airlines, Air Canada, Air China, STARLUX Airlines, All Nippon Airways, China Airlines
Roundtrip price
from S$371
San Mateo County Flights Information
*Available to Expedia members.