Cheap Flights to San Diego County from $29

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

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Top Cities to Visit in San Diego County

Ocean Beach showing general coastal views and a coastal town
FlightsFlights

San Diego

San Diego

How much is the cheapest flight to San Diego County?

Prices were available within the past 7 days and start at $29 for one-way flights and $57 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Jul 29 - Wed, Aug 6
SFO
San Francisco
SAN
San Diego
$57 Roundtrip, just found
$57
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Jul 29 from San Francisco to San Diego, returning Wed, Aug 6, priced at $57 just found
United
Sun, Aug 3 - Thu, Aug 7
SFO
San Francisco
SAN
San Diego
$57 Roundtrip, just found
$57
Roundtrip
just found
Select United flight, departing Sun, Aug 3 from San Francisco to San Diego, returning Thu, Aug 7, priced at $57 just found
Alaska Airlines
Fri, Jul 11 - Wed, Jul 16
SFO
San Francisco
SNA
Orange County
$77 Roundtrip, found 2 hours ago
$77
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Fri, Jul 11 from San Francisco to Orange County, returning Wed, Jul 16, priced at $77 found 2 hours ago
Alaska Airlines
Wed, Jul 9 - Thu, Jul 10
SFO
San Francisco
SAN
San Diego
$77 Roundtrip, just found
$77
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Jul 9 from San Francisco to San Diego, returning Thu, Jul 10, priced at $77 just found
Frontier Airlines
Thu, Aug 7 - Sat, Aug 9
SFO
San Francisco
SAN
San Diego
$79 Roundtrip, just found
$79
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Aug 7 from San Francisco to San Diego, returning Sat, Aug 9, priced at $79 just found
Spirit Airlines
Mon, Jul 14 - Wed, Jul 16
SEA
Seattle
SAN
San Diego
$100 Roundtrip, found 1 hour ago
$100
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Mon, Jul 14 from Seattle to San Diego, returning Wed, Jul 16, priced at $100 found 1 hour ago
Alaska Airlines
Tue, Jul 22 - Tue, Jul 22
SFO
San Francisco
PSP
Palm Springs
$111 Roundtrip, found 2 days ago
$111
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Jul 22 from San Francisco to Palm Springs, returning Tue, Jul 22, priced at $111 found 2 days ago
American Airlines
Tue, Aug 26 - Wed, Aug 27
SFO
San Francisco
CLD
Carlsbad
$159 Roundtrip, found 3 hours ago
$159
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Aug 26 from San Francisco to Carlsbad, returning Wed, Aug 27, priced at $159 found 3 hours ago
Bargain Flight
Tue, Sep 16 - Sat, Sep 20
SEA
Seattle
PSP
Palm Springs
$176 Roundtrip, just found
$176
Roundtrip
just found
Select Bargain Flight flight, departing Tue, Sep 16 from Seattle to Palm Springs, returning Sat, Sep 20, priced at $176 just found
Alaska Airlines
Sat, Aug 30 - Wed, Sep 3
PAE
Seattle
SAN
San Diego
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Aug 30 from Seattle to San Diego, returning Wed, Sep 3, priced at $177 just found

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Plan your trip and fly nonstop from Fargo to Chicago, Dallas, Denver, Las Vegas, Minneapolis/St. Paul, Nashville, and Phoenix-Mesa, with seasonal service to Orlando, Phoenix-Sky Harbor, and St. Pete–Clearwater.


Take advantage of convenient parking with affordable rates, a speedy check-in and security process, and our spacious terminal with dining and shopping options.

San Diego County Flights Information

Airlines serving
Southwest Airlines, United, Frontier Airlines, Spirit Airlines, Alaska Airlines, American Airlines
Roundtrip price
from $57

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, Jul 12 - Sat, Jul 12
PHX
Phoenix
SNA
Orange County
$63 Roundtrip, found 10 hours ago
$63
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sat, Jul 12 from Phoenix to Orange County, returning Sat, Jul 12, priced at $63 found 10 hours ago
*Available to One Key members.