Flight Destinations in San Mateo County

View ฿1,860 flight on Thu, 12 Feb 2026Opens in a new window

Popular airlines to San Mateo County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • Air Canada

    Air Canada

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Cheap round-trip flights to San Mateo County

Prices were available within the past 7 days and start at ฿1,860 for one-way flights and ฿3,715 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 15 Feb - Wed, 18 Feb
SEA
Seattle
SFO
San Francisco
฿3,715 Return, found 4 days ago
฿3,715
Return
found 4 days ago
Select Delta flight, departing Sun, 15 Feb from Seattle to San Francisco, returning Wed, 18 Feb, priced at ฿3,715 found 4 days ago
Delta
Thu, 22 Jan - Sun, 25 Jan
SEA
Seattle
SJC
San Jose
฿4,340 Return, found 1 day ago
฿4,340
Return
found 1 day ago
Select Delta flight, departing Thu, 22 Jan from Seattle to San Jose, returning Sun, 25 Jan, priced at ฿4,340 found 1 day ago
Delta
Wed, 21 Jan - Tue, 27 Jan
SEA
Seattle
OAK
Oakland
฿4,910 Return, found 4 hours ago
฿4,910
Return
found 4 hours ago
Select Delta flight, departing Wed, 21 Jan from Seattle to Oakland, returning Tue, 27 Jan, priced at ฿4,910 found 4 hours ago
United
Wed, 21 Jan - Tue, 27 Jan
SEA
Seattle
SFO
San Francisco
฿5,860 Return, found 4 hours ago
฿5,860
Return
found 4 hours ago
Select United flight, departing Wed, 21 Jan from Seattle to San Francisco, returning Tue, 27 Jan, priced at ฿5,860 found 4 hours ago
American Airlines
Wed, 21 Jan - Tue, 27 Jan
PAE
Seattle
SFO
San Francisco
฿6,625 Return, found 4 hours ago
฿6,625
Return
found 4 hours ago
Select American Airlines flight, departing Wed, 21 Jan from Seattle to San Francisco, returning Tue, 27 Jan, priced at ฿6,625 found 4 hours ago
American Airlines
Wed, 21 Jan - Tue, 27 Jan
SEA
Seattle
SFO
San Francisco
฿7,095 Return, found 4 hours ago
฿7,095
Return
found 4 hours ago
Select American Airlines flight, departing Wed, 21 Jan from Seattle to San Francisco, returning Tue, 27 Jan, priced at ฿7,095 found 4 hours ago
Austrian Airlines
Sat, 10 Jan - Fri, 16 Jan
LHR
London
SFO
San Francisco
฿18,195 Return, found 4 days ago
฿18,195
Return
found 4 days ago
Select Austrian Airlines flight, departing Sat, 10 Jan from London to San Francisco, returning Fri, 16 Jan, priced at ฿18,195 found 4 days ago
American Airlines
Sat, 24 Jan - Sat, 28 Feb
LHR
London
SJC
San Jose
฿19,240 Return, found 1 day ago
฿19,240
Return
found 1 day ago
Select American Airlines flight, departing Sat, 24 Jan from London to San Jose, returning Sat, 28 Feb, priced at ฿19,240 found 1 day ago
American Airlines
Sun, 10 May - Thu, 14 May
LHR
London
OAK
Oakland
฿19,790 Return, found 3 days ago
฿19,790
Return
found 3 days ago
Select American Airlines flight, departing Sun, 10 May from London to Oakland, returning Thu, 14 May, priced at ฿19,790 found 3 days ago
Lufthansa
Mon, 12 Jan - Sun, 25 Jan
LHR
London
SFO
San Francisco
฿20,325 Return, found 5 days ago
฿20,325
Return
found 5 days ago
Select Lufthansa flight, departing Mon, 12 Jan from London to San Francisco, returning Sun, 25 Jan, priced at ฿20,325 found 5 days ago

About San Mateo County

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.

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, ฿3,715 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 ฿3,715 and ฿20,920. If you were flying one way out of Seattle (SEA), you could have picked up a bargain from just ฿1,860.
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.
How much is a plane ticket to San Mateo County?
In the last seven days, airfares to San Mateo County varied between ฿3,715 and ฿20,920. 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.

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.

Korean Air
Mon, 9 Mar - Sun, 15 Mar
BKK
Bangkok
SFO
San Francisco
฿20,920 Return, found 1 day ago
฿20,920
Return
found 1 day ago
Select Korean Air flight, departing Mon, 9 Mar from Bangkok to San Francisco, returning Sun, 15 Mar, priced at ฿20,920 found 1 day ago
*Available to Expedia members.