Cheap Flights to San Diego County from $28

View $28 flight on Mon, Apr 27, 2026Opens in a new window

Popular airlines to San Diego County

  • Alaska Airlines

  • American Airlines

  • United

  • Delta

  • Southwest Airlines

  • Frontier Airlines

  • JetBlue Airways

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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 $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
Fri, May 8 - Fri, May 15
SFO
San Francisco
SAN
San Diego
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, May 8 from San Francisco to San Diego, returning Fri, May 15, priced at $56 just found
Frontier Airlines
Fri, Apr 17 - Fri, Apr 24
SFO
San Francisco
SNA
Orange County
$88 Roundtrip, found 5 hours ago
$88
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Fri, Apr 17 from San Francisco to Orange County, returning Fri, Apr 24, priced at $88 found 5 hours ago
Alaska Airlines
Tue, Mar 3 - Tue, Mar 3
SFO
San Francisco
SAN
San Diego
$92 Roundtrip, found 5 hours ago
$92
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Tue, Mar 3 from San Francisco to San Diego, returning Tue, Mar 3, priced at $92 found 5 hours ago
Southwest Airlines
Sat, Apr 18 - Wed, Apr 22
SFO
San Francisco
SAN
San Diego
$97 Roundtrip, found 2 hours ago
$97
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sat, Apr 18 from San Francisco to San Diego, returning Wed, Apr 22, priced at $97 found 2 hours ago
Alaska Airlines
Wed, Feb 25 - Wed, Feb 25
SFO
San Francisco
PSP
Palm Springs
$112 Roundtrip, found 13 hours ago
$112
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Wed, Feb 25 from San Francisco to Palm Springs, returning Wed, Feb 25, priced at $112 found 13 hours ago
United
Mon, Mar 2 - Thu, Mar 5
SFO
San Francisco
PSP
Palm Springs
$117 Roundtrip, found 4 hours ago
$117
Roundtrip
found 4 hours ago
Select United flight, departing Mon, Mar 2 from San Francisco to Palm Springs, returning Thu, Mar 5, priced at $117 found 4 hours ago
Alaska Airlines
Tue, Apr 28 - Tue, Apr 28
SEA
Seattle
SAN
San Diego
$126 Roundtrip, found 4 days ago
$126
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Apr 28 from Seattle to San Diego, returning Tue, Apr 28, priced at $126 found 4 days ago
Delta
Tue, Mar 17 - Tue, Mar 17
SEA
Seattle
SNA
Orange County
$153 Roundtrip, found 6 days ago
$153
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Mar 17 from Seattle to Orange County, returning Tue, Mar 17, priced at $153 found 6 days ago
Bargain Flight
Sat, May 2 - Wed, May 6
PAE
Seattle
SNA
Orange County
$157 Roundtrip, found 3 hours ago
$157
Roundtrip
found 3 hours ago
Select Bargain Flight flight, departing Sat, May 2 from Seattle to Orange County, returning Wed, May 6, priced at $157 found 3 hours ago
Bargain Flight
Wed, Apr 22 - Sat, May 2
SEA
Seattle
PSP
Palm Springs
$157 Roundtrip, found 6 hours ago
$157
Roundtrip
found 6 hours ago
Select Bargain Flight flight, departing Wed, Apr 22 from Seattle to Palm Springs, returning Sat, May 2, priced at $157 found 6 hours ago

Airports in San Diego County

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

Select flight to John Wayne SNA. Flights from $557
SNA
John Wayne
Flights from $557
Select flight to General Abelardo L. Rodriguez Intl. TIJ. Flights from $694
TIJ
General Abelardo L. Rodriguez Intl.
Flights from $694
Select flight to Palm Springs Intl. PSP. Flights from $405
PSP
Palm Springs Intl.
Flights from $405
Select flight to McClellan-Palomar CLD. Cheapest option available. Flights from $177
CLD
McClellan-Palomar
Cheapest
Flights from $177

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 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.

Southern Airways Express
Wed, Feb 4 - Wed, Feb 4
LAX
Los Angeles
IPL
El Centro
$93 Roundtrip, found 5 hours ago
$93
Roundtrip
found 5 hours ago
Select Southern Airways Express flight, departing Wed, Feb 4 from Los Angeles to El Centro, returning Wed, Feb 4, priced at $93 found 5 hours ago
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