Cheap Flights to San Mateo County | Popular Routes to San Mateo County from HK$616

View HK$616 flight on Wed, 21 Jan 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

  • JetBlue Airways

    JetBlue Airways

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Cheap round-trip flights to San Mateo County

Prices were available within the past 7 days and start at HK$616 for one-way flights and HK$918 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, 27 Jan - Wed, 28 Jan
SAN
San Diego
SFO
San Francisco
HK$918 Return, found 2 days ago
HK$918
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 27 Jan from San Diego to San Francisco, returning Wed, 28 Jan, priced at HK$918 found 2 days ago
Alaska Airlines
Thu, 29 Jan - Sat, 31 Jan
SAN
San Diego
SFO
San Francisco
HK$1,036 Return, found 2 days ago
HK$1,036
Return
found 2 days ago
Select Alaska Airlines flight, departing Thu, 29 Jan from San Diego to San Francisco, returning Sat, 31 Jan, priced at HK$1,036 found 2 days ago
Alaska Airlines
Thu, 29 Jan - Fri, 30 Jan
SAN
San Diego
SFO
San Francisco
HK$1,143 Return, found 2 days ago
HK$1,143
Return
found 2 days ago
Select Alaska Airlines flight, departing Thu, 29 Jan from San Diego to San Francisco, returning Fri, 30 Jan, priced at HK$1,143 found 2 days ago
Delta
Wed, 21 Jan - Sat, 24 Jan
SAN
San Diego
SJC
San Jose
HK$1,220 Return, found 3 days ago
HK$1,220
Return
found 3 days ago
Select Delta flight, departing Wed, 21 Jan from San Diego to San Jose, returning Sat, 24 Jan, priced at HK$1,220 found 3 days ago
Delta
Sat, 7 Mar - Tue, 10 Mar
SAN
San Diego
SFO
San Francisco
HK$1,220 Return, found 22 hours ago
HK$1,220
Return
found 22 hours ago
Select Delta flight, departing Sat, 7 Mar from San Diego to San Francisco, returning Tue, 10 Mar, priced at HK$1,220 found 22 hours ago
Alaska Airlines
Thu, 29 Jan - Mon, 9 Feb
SAN
San Diego
SFO
San Francisco
HK$1,262 Return, found 2 days ago
HK$1,262
Return
found 2 days ago
Select Alaska Airlines flight, departing Thu, 29 Jan from San Diego to San Francisco, returning Mon, 9 Feb, priced at HK$1,262 found 2 days ago
Alaska Airlines
Wed, 21 Jan - Sat, 24 Jan
SAN
San Diego
SJC
San Jose
HK$1,305 Return, found 3 days ago
HK$1,305
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 21 Jan from San Diego to San Jose, returning Sat, 24 Jan, priced at HK$1,305 found 3 days ago
Delta
Sat, 7 Mar - Tue, 10 Mar
SAN
San Diego
SFO
San Francisco
HK$1,306 Return, found 22 hours ago
HK$1,306
Return
found 22 hours ago
Select Delta flight, departing Sat, 7 Mar from San Diego to San Francisco, returning Tue, 10 Mar, priced at HK$1,306 found 22 hours ago
American Airlines
Wed, 21 Jan - Sat, 24 Jan
SAN
San Diego
SJC
San Jose
HK$1,380 Return, found 3 days ago
HK$1,380
Return
found 3 days ago
Select American Airlines flight, departing Wed, 21 Jan from San Diego to San Jose, returning Sat, 24 Jan, priced at HK$1,380 found 3 days ago
United
Sat, 7 Mar - Tue, 10 Mar
SAN
San Diego
SFO
San Francisco
HK$1,380 Return, found 22 hours ago
HK$1,380
Return
found 22 hours ago
Select United flight, departing Sat, 7 Mar from San Diego to San Francisco, returning Tue, 10 Mar, priced at HK$1,380 found 22 hours ago

Airports in San Mateo County

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest option available. Flights from HK$3,499
SFO
San Francisco Intl.
Cheapest
Flights from HK$3,499

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.

China Airlines
Thu, 22 Jan - Wed, 4 Feb
HKG
Hong Kong SAR
SFO
San Francisco
HK$4,981 Return, just found
HK$4,981
Return
just found
Select China Airlines flight, departing Thu, 22 Jan from Hong Kong SAR to San Francisco, returning Wed, 4 Feb, priced at HK$4,981 just found

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, HK$918 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 HK$918 and HK$4,981. If you were flying one way out of San Diego (SAN), you could have picked up a bargain from just HK$616.
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 HK$918 and HK$4,981. 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.

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About San Mateo County

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About San Mateo County

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