Cheap flights from Carlsbad to Napa from CA $40

View CA $40 flight on Fri, Aug. 15, 2025Opens in a new window

Popular airlines from Carlsbad to Napa

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Cheap flights from Carlsbad (SAN) to Napa (SMF)

Prices were available within the past 7 days and start at CA $40 for one-way flights and CA $80 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Fri, Aug. 8 - Mon, Aug. 11
SAN
San Diego
OAK
Oakland
CA $80 Roundtrip, found 3 hours ago
CA $80
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Fri, Aug. 8 from San Diego to Oakland, returning Mon, Aug. 11, priced at CA $80 found 3 hours ago
Spirit Airlines
Fri, Aug. 8 - Mon, Aug. 11
SAN
San Diego
OAK
Oakland
CA $105 Roundtrip, found 3 hours ago
CA $105
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Fri, Aug. 8 from San Diego to Oakland, returning Mon, Aug. 11, priced at CA $105 found 3 hours ago
Alaska Airlines
Thu, Aug. 14 - Tue, Aug. 19
SAN
San Diego
SMF
Sacramento
CA $113 Roundtrip, found 4 days ago
CA $113
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug. 14 from San Diego to Sacramento, returning Tue, Aug. 19, priced at CA $113 found 4 days ago
Hawaiian Airlines
Wed, Aug. 6 - Sat, Aug. 9
SAN
San Diego
SMF
Sacramento
CA $133 Roundtrip, found 2 days ago
CA $133
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Aug. 6 from San Diego to Sacramento, returning Sat, Aug. 9, priced at CA $133 found 2 days ago
American Airlines
Fri, Aug. 15 - Sun, Aug. 17
CLD
Carlsbad
SMF
Sacramento
CA $216 Roundtrip, found 5 days ago
CA $216
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug. 15 from Carlsbad to Sacramento, returning Sun, Aug. 17, priced at CA $216 found 5 days ago
United
Wed, Aug. 6 - Thu, Aug. 7
SAN
San Diego
SMF
Sacramento
CA $329 Roundtrip, found 2 days ago
CA $329
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug. 6 from San Diego to Sacramento, returning Thu, Aug. 7, priced at CA $329 found 2 days ago

Find the cheapest month to fly from San Diego (SAN) to Oakland (OAK)

August is typically the cheapest month to fly

From CA $55 - CA $133 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.