Cheap Flights to San Diego County

Popular airlines to San Diego County

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Spirit Airlines

    Spirit Airlines

  • Plan, book, fly with confidence

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How much is the cheapest flight to San Diego County?

Prices were available within the past 7 days and start at $24 for one-way flights and $48 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Aug 9 - Sat, Aug 9
SFO
San Francisco
SAN
San Diego
$48 Roundtrip, just found
$48
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 9 from San Francisco to San Diego, returning Sat, Aug 9, priced at $48 just found
Southwest Airlines
Fri, Aug 1 - Sat, Aug 2
SFO
San Francisco
SAN
San Diego
$53 Roundtrip, found 1 hour ago
$53
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Fri, Aug 1 from San Francisco to San Diego, returning Sat, Aug 2, priced at $53 found 1 hour ago
Southwest Airlines
Thu, Aug 7 - Tue, Aug 12
SFO
San Francisco
SAN
San Diego
$57 Roundtrip, found 1 hour ago
$57
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Thu, Aug 7 from San Francisco to San Diego, returning Tue, Aug 12, priced at $57 found 1 hour ago
United
Tue, Jul 22 - Tue, Jul 29
SFO
San Francisco
SNA
Orange County
$57 Roundtrip, found 9 hours ago
$57
Roundtrip
found 9 hours ago
Select United flight, departing Tue, Jul 22 from San Francisco to Orange County, returning Tue, Jul 29, priced at $57 found 9 hours ago
United
Wed, Jul 16 - Tue, Jul 22
SFO
San Francisco
SAN
San Diego
$57 Roundtrip, found 1 hour ago
$57
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Jul 16 from San Francisco to San Diego, returning Tue, Jul 22, priced at $57 found 1 hour ago
Southwest Airlines
Tue, Aug 12 - Thu, Aug 21
SFO
San Francisco
SAN
San Diego
$62 Roundtrip, found 8 hours ago
$62
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Tue, Aug 12 from San Francisco to San Diego, returning Thu, Aug 21, priced at $62 found 8 hours ago
Alaska Airlines
Wed, Jul 16 - Sat, Jul 19
SFO
San Francisco
SAN
San Diego
$63 Roundtrip, just found
$63
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Jul 16 from San Francisco to San Diego, returning Sat, Jul 19, priced at $63 just found
Alaska Airlines
Mon, Jul 14 - Tue, Jul 22
SFO
San Francisco
SAN
San Diego
$77 Roundtrip, just found
$77
Roundtrip
just found
Select Alaska Airlines flight, departing Mon, Jul 14 from San Francisco to San Diego, returning Tue, Jul 22, priced at $77 just found
Frontier Airlines
Fri, Sep 5 - Fri, Sep 5
SFO
San Francisco
PSP
Palm Springs
$105 Roundtrip, found 9 hours ago
$105
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Fri, Sep 5 from San Francisco to Palm Springs, returning Fri, Sep 5, priced at $105 found 9 hours ago
Spirit Airlines
Tue, Jul 22 - Wed, Jul 23
EWR
New York
SAN
San Diego
$117 Roundtrip, found 1 hour ago
$117
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, Jul 22 from New York to San Diego, returning Wed, Jul 23, priced at $117 found 1 hour ago

Trending flights to San Diego 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, Aug 9 - Sat, Aug 9
SFO
San Francisco
SAN
San Diego
$48 Roundtrip, just found
$48
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 9 from San Francisco to San Diego, returning Sat, Aug 9, priced at $48 just found
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