Cheap flights from West Mifflin to San Diego from CA $126

View CA $126 flight on Thu, Aug. 7, 2025Opens in a new window

Popular airlines from West Mifflin to San Diego

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Cheap flights from West Mifflin (PIT) to San Diego (SAN)

Prices were available within the past 7 days and start at CA $126 for one-way flights and CA $252 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Aug. 7 - Thu, Aug. 14
PIT
Pittsburgh
SAN
San Diego
CA $252 Roundtrip, found 6 days ago
CA $252
Roundtrip
found 6 days ago
Select Spirit Airlines flight, departing Thu, Aug. 7 from Pittsburgh to San Diego, returning Thu, Aug. 14, priced at CA $252 found 6 days ago
Spirit Airlines
Thu, Aug. 7 - Thu, Aug. 14
PIT
Pittsburgh
SAN
San Diego
CA $315 Roundtrip, found 6 days ago
CA $315
Roundtrip
found 6 days ago
Select Spirit Airlines flight, departing Thu, Aug. 7 from Pittsburgh to San Diego, returning Thu, Aug. 14, priced at CA $315 found 6 days ago
American Airlines
Thu, Aug. 7 - Thu, Aug. 14
PIT
Pittsburgh
SAN
San Diego
CA $335 Roundtrip, found 6 days ago
CA $335
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Aug. 7 from Pittsburgh to San Diego, returning Thu, Aug. 14, priced at CA $335 found 6 days ago
Delta
Wed, Dec. 3 - Sun, Dec. 7
PIT
Pittsburgh
SAN
San Diego
CA $377 Roundtrip, found 4 days ago
CA $377
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Dec. 3 from Pittsburgh to San Diego, returning Sun, Dec. 7, priced at CA $377 found 4 days ago
JetBlue Airways
Wed, Dec. 3 - Sun, Dec. 7
PIT
Pittsburgh
SAN
San Diego
CA $382 Roundtrip, found 4 days ago
CA $382
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Wed, Dec. 3 from Pittsburgh to San Diego, returning Sun, Dec. 7, priced at CA $382 found 4 days ago
Alaska Airlines
Wed, Dec. 3 - Sun, Dec. 7
PIT
Pittsburgh
SAN
San Diego
CA $763 Roundtrip, found 4 days ago
CA $763
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Dec. 3 from Pittsburgh to San Diego, returning Sun, Dec. 7, priced at CA $763 found 4 days ago

Find the cheapest month to fly from Pittsburgh (PIT) to San Diego (SAN)

September is typically the cheapest month to fly

From CA $204 - CA $445 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.