Cheap Flights to San Mateo County from $28

View $28 flight on Thu, Apr 23, 2026Opens in a new window

Popular airlines to San Mateo County

  • Alaska Airlines

  • American Airlines

  • United

  • Delta

  • 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
Thu, May 7 - Wed, May 13
SAN
San Diego
SFO
San Francisco
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, May 7 from San Diego to San Francisco, returning Wed, May 13, priced at $56 just found
Frontier Airlines
Sat, May 2 - Tue, May 5
LAX
Los Angeles
SFO
San Francisco
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 2 from Los Angeles to San Francisco, returning Tue, May 5, priced at $56 just found
Frontier Airlines
Mon, Apr 6 - Mon, Apr 6
LAX
Los Angeles
SJC
San Jose
$68 Roundtrip, found 4 hours ago
$68
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, Apr 6 from Los Angeles to San Jose, returning Mon, Apr 6, priced at $68 found 4 hours ago
Alaska Airlines
Wed, Apr 22 - Wed, Apr 22
SAN
San Diego
OAK
Oakland
$92 Roundtrip, found 2 days ago
$92
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Apr 22 from San Diego to Oakland, returning Wed, Apr 22, priced at $92 found 2 days ago
Alaska Airlines
Wed, Jun 3 - Wed, Jun 3
SAN
San Diego
SJC
San Jose
$92 Roundtrip, found 4 days ago
$92
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jun 3 from San Diego to San Jose, returning Wed, Jun 3, priced at $92 found 4 days ago
Southwest Airlines
Sat, Apr 25 - Tue, May 5
SAN
San Diego
OAK
Oakland
$97 Roundtrip, found 10 hours ago
$97
Roundtrip
found 10 hours ago
Select Southwest Airlines flight, departing Sat, Apr 25 from San Diego to Oakland, returning Tue, May 5, priced at $97 found 10 hours ago
Alaska Airlines
Sat, May 2 - Sat, May 2
SEA
Seattle
SJC
San Jose
$112 Roundtrip, found 5 days ago
$112
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, May 2 from Seattle to San Jose, returning Sat, May 2, priced at $112 found 5 days ago
United
Wed, May 6 - Tue, May 12
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, just found
$117
Roundtrip
just found
Select United flight, departing Wed, May 6 from Los Angeles to San Francisco, returning Tue, May 12, priced at $117 just found
Delta
Wed, May 6 - Tue, May 12
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Delta flight, departing Wed, May 6 from Los Angeles to San Francisco, returning Tue, May 12, priced at $117 just found
Alaska Airlines
Sat, Apr 25 - Sat, Apr 25
SEA
Seattle
SFO
San Francisco
$119 Roundtrip, found 5 days ago
$119
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Seattle to San Francisco, returning Sat, Apr 25, priced at $119 found 5 days 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 $275
SFO
San Francisco Intl.
Cheapest
Flights from $275
Select flight to Norman Y. Mineta San Jose Intl. SJC. Flights from $632
SJC
Norman Y. Mineta San Jose Intl.
Flights from $632
Select flight to Oakland Intl. OAK. Flights from $543
OAK
Oakland Intl.
Flights from $543

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
Fri, May 8 - Tue, May 12
JFK
New York
SFO
San Francisco
$215 Roundtrip, just found
$215
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 8 from New York to San Francisco, returning Tue, May 12, priced at $215 just found

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Travel information

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