Cheap Flights to San Mateo County from $28

View $28 flight on Thu, May 14, 2026Opens in a new window

Popular airlines to San Mateo County

  • Alaska Airlines

  • American Airlines

  • Delta

  • United

  • Frontier Airlines

  • JetBlue Airways

  • Southwest Airlines

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Today's featured flight deals to San Mateo County

Nonstop
Carry-on included
Lower price than typical

How much is the cheapest flight to San Mateo County?

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Feb 28 - Mon, Mar 2
LAX
Los Angeles
SFO
San Francisco
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Feb 28 from Los Angeles to San Francisco, returning Mon, Mar 2, priced at $56 just found
Frontier Airlines
Thu, Feb 26 - Mon, Mar 9
LAX
Los Angeles
SJC
San Jose
$63 Roundtrip, found 19 hours ago
$63
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Thu, Feb 26 from Los Angeles to San Jose, returning Mon, Mar 9, priced at $63 found 19 hours ago
Frontier Airlines
Sat, Mar 7 - Mon, Mar 9
LAX
Los Angeles
SFO
San Francisco
$66 Roundtrip, just found
$66
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Mar 7 from Los Angeles to San Francisco, returning Mon, Mar 9, priced at $66 just found
Frontier Airlines
Mon, Mar 9 - Mon, Mar 16
LAX
Los Angeles
SJC
San Jose
$68 Roundtrip, just found
$68
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Mar 9 from Los Angeles to San Jose, returning Mon, Mar 16, priced at $68 just found
Frontier Airlines
Wed, May 6 - Sat, May 9
LAX
Los Angeles
SFO
San Francisco
$69 Roundtrip, found 1 hour ago
$69
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, May 6 from Los Angeles to San Francisco, returning Sat, May 9, priced at $69 found 1 hour ago
Southwest Airlines
Sat, Apr 4 - Mon, Apr 6
LAX
Los Angeles
SFO
San Francisco
$70 Roundtrip, just found
$70
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, Apr 4 from Los Angeles to San Francisco, returning Mon, Apr 6, priced at $70 just found
Frontier Airlines
Thu, Feb 26 - Thu, Mar 5
LAX
Los Angeles
SJC
San Jose
$71 Roundtrip, found 5 hours ago
$71
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Thu, Feb 26 from Los Angeles to San Jose, returning Thu, Mar 5, priced at $71 found 5 hours ago
American Airlines
Sat, Mar 14 - Wed, Mar 18
LAX
Los Angeles
SFO
San Francisco
$74 Roundtrip, just found
$74
Roundtrip
just found
Select American Airlines flight, departing Sat, Mar 14 from Los Angeles to San Francisco, returning Wed, Mar 18, priced at $74 just found
Delta
Wed, Mar 11 - Wed, Mar 18
LAX
Los Angeles
SFO
San Francisco
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Delta flight, departing Wed, Mar 11 from Los Angeles to San Francisco, returning Wed, Mar 18, priced at $97 just found
United
Wed, Mar 11 - Wed, Mar 18
LAX
Los Angeles
SFO
San Francisco
$97 Roundtrip, just found
$97
Roundtrip
just found
Select United flight, departing Wed, Mar 11 from Los Angeles to San Francisco, returning Wed, Mar 18, priced at $97 just found

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. Flights from $349
SFO
San Francisco Intl.
Flights from $349
Select flight to Norman Y. Mineta San Jose Intl. SJC. Flights from $407
SJC
Norman Y. Mineta San Jose Intl.
Flights from $407
Select flight to Oakland Intl. OAK. Cheapest option available. Flights from $331
OAK
Oakland Intl.
Cheapest
Flights from $331

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

*Flight schedules are subject to change.

*Flight schedules are subject to change.

Trending flights to San Mateo 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.

Frontier Airlines
Sat, Feb 28 - Mon, Mar 2
LAX
Los Angeles
SFO
San Francisco
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Feb 28 from Los Angeles to San Francisco, returning Mon, Mar 2, priced at $56 just found
*Available to One Key members.