Cheap Flights to San Diego County from $24

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 $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
PHX
Phoenix
SAN
San Diego
$61 Roundtrip, found 2 days ago
$61
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sat, Aug 9 from Phoenix to San Diego, returning Sat, Aug 9, priced at $61 found 2 days ago
Frontier Airlines
Tue, Oct 14 - Mon, Oct 20
PHX
Phoenix
SAN
San Diego
$79 Roundtrip, found 1 day ago
$79
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Oct 14 from Phoenix to San Diego, returning Mon, Oct 20, priced at $79 found 1 day ago
Frontier Airlines
Thu, Aug 21 - Thu, Aug 21
PHX
Phoenix
SAN
San Diego
$81 Roundtrip, found 2 hours ago
$81
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Aug 21 from Phoenix to San Diego, returning Thu, Aug 21, priced at $81 found 2 hours ago
Frontier Airlines
Thu, Sep 18 - Thu, Sep 18
PHX
Phoenix
SNA
Orange County
$85 Roundtrip, found 1 day ago
$85
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Sep 18 from Phoenix to Orange County, returning Thu, Sep 18, priced at $85 found 1 day ago
Alaska Airlines
Thu, Aug 21 - Thu, Aug 21
PHX
Phoenix
SAN
San Diego
$111 Roundtrip, found 2 hours ago
$111
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Aug 21 from Phoenix to San Diego, returning Thu, Aug 21, priced at $111 found 2 hours ago
Southwest Airlines
Fri, Sep 12 - Sat, Sep 13
PHX
Phoenix
SAN
San Diego
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Southwest Airlines flight, departing Fri, Sep 12 from Phoenix to San Diego, returning Sat, Sep 13, priced at $117 just found
Hawaiian Airlines
Wed, Oct 1 - Wed, Oct 1
PHX
Phoenix
SAN
San Diego
$117 Roundtrip, found 2 days ago
$117
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 1 from Phoenix to San Diego, returning Wed, Oct 1, priced at $117 found 2 days ago
American Airlines
Mon, Aug 25 - Thu, Sep 4
PHX
Phoenix
CLD
Carlsbad
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Aug 25 from Phoenix to Carlsbad, returning Thu, Sep 4, priced at $117 found 1 day ago
American Airlines
Thu, Aug 21 - Mon, Aug 25
PHX
Phoenix
SAN
San Diego
$117 Roundtrip, just found
$117
Roundtrip
just found
Select American Airlines flight, departing Thu, Aug 21 from Phoenix to San Diego, returning Mon, Aug 25, priced at $117 just found
Spirit Airlines
Sat, Oct 18 - Wed, Oct 22
PHX
Phoenix
SNA
Orange County
$122 Roundtrip, found 4 hours ago
$122
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Sat, Oct 18 from Phoenix to Orange County, returning Wed, Oct 22, priced at $122 found 4 hours ago

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San Diego County Flights Information

Airlines serving
Frontier Airlines, Spirit Airlines, Southwest Airlines, Alaska Airlines, American Airlines, United, Hawaiian Airlines
Roundtrip price
from $48

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
Thu, Jul 10 - Sat, Jul 12
SFO
San Francisco
SAN
San Diego
$48 Roundtrip, just found
$48
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jul 10 from San Francisco to San Diego, returning Sat, Jul 12, priced at $48 just found
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