Flights to Carlsbad from Fresno - $54

View $54 flight on Tue, Oct 28, 2025Opens in a new window

Popular airlines from Fresno to Carlsbad

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Cheap Flights from Fresno to Carlsbad (FAT-SAN)

Prices were available within the past 7 days and start at $54 for one-way flights and $107 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Oct 28 - Wed, Nov 5
FAT
Fresno
SAN
San Diego
$107 Roundtrip, found 1 hour ago
$107
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Oct 28 from Fresno to San Diego, returning Wed, Nov 5, priced at $107 found 1 hour ago
Southwest Airlines
Tue, Oct 28 - Wed, Nov 5
FAT
Fresno
SAN
San Diego
$107 Roundtrip, found 1 hour ago
$107
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Oct 28 from Fresno to San Diego, returning Wed, Nov 5, priced at $107 found 1 hour ago
Alaska Airlines
Tue, Oct 28 - Wed, Nov 5
FAT
Fresno
SAN
San Diego
$112 Roundtrip, found 1 hour ago
$112
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Oct 28 from Fresno to San Diego, returning Wed, Nov 5, priced at $112 found 1 hour ago
United
Sun, Aug 24 - Wed, Aug 27
FAT
Fresno
SAN
San Diego
$139 Roundtrip, just found
$139
Roundtrip
just found
Select United flight, departing Sun, Aug 24 from Fresno to San Diego, returning Wed, Aug 27, priced at $139 just found
American Airlines
Mon, Aug 18 - Thu, Aug 21
FAT
Fresno
CLD
Carlsbad
$159 Roundtrip, found 1 hour ago
$159
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Mon, Aug 18 from Fresno to Carlsbad, returning Thu, Aug 21, priced at $159 found 1 hour ago
Advanced Air
Fri, Jul 18 - Wed, Aug 6
MCE
Merced
SAN
San Diego
$469 Roundtrip, found 17 hours ago
$469
Roundtrip
found 17 hours ago
Select Advanced Air flight, departing Fri, Jul 18 from Merced to San Diego, returning Wed, Aug 6, priced at $469 found 17 hours ago

Find the cheapest month to fly from Fresno (FAT) to San Diego (SAN)

October is typically the cheapest month to fly

From $107 - $206 per traveler.

Graph displaying average flight prices per month

*Available to One Key members.