Cheap flights from Omaha to Oceanside from CA $286

View CA $286 flight on Tue, Jul. 22, 2025Opens in a new window

Popular airlines from Omaha to Oceanside

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Omaha (OMA) to Oceanside (SAN)

Prices were available within the past 7 days and start at CA $286 for one-way flights and CA $481 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jul. 22 - Tue, Jul. 29
OMA
Omaha
SAN
San Diego
CA $481 Roundtrip, found 5 days ago
CA $481
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jul. 22 from Omaha to San Diego, returning Tue, Jul. 29, priced at CA $481 found 5 days ago
Alaska Airlines
Tue, Jul. 22 - Tue, Jul. 29
OMA
Omaha
SAN
San Diego
CA $485 Roundtrip, found 5 days ago
CA $485
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Jul. 22 from Omaha to San Diego, returning Tue, Jul. 29, priced at CA $485 found 5 days ago
Delta
Tue, Jul. 22 - Tue, Jul. 29
OMA
Omaha
SAN
San Diego
CA $531 Roundtrip, found 5 days ago
CA $531
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jul. 22 from Omaha to San Diego, returning Tue, Jul. 29, priced at CA $531 found 5 days ago
American Airlines
Tue, Jul. 22 - Tue, Jul. 29
OMA
Omaha
SAN
San Diego
CA $534 Roundtrip, found 5 days ago
CA $534
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Jul. 22 from Omaha to San Diego, returning Tue, Jul. 29, priced at CA $534 found 5 days ago
Alaska Airlines
Tue, Jul. 22 - Tue, Jul. 29
OMA
Omaha
SAN
San Diego
CA $538 Roundtrip, found 5 days ago
CA $538
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Jul. 22 from Omaha to San Diego, returning Tue, Jul. 29, priced at CA $538 found 5 days ago
United
Tue, Jul. 22 - Tue, Jul. 29
OMA
Omaha
SAN
San Diego
CA $548 Roundtrip, found 5 days ago
CA $548
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jul. 22 from Omaha to San Diego, returning Tue, Jul. 29, priced at CA $548 found 5 days ago

Find the cheapest month to fly from Omaha (OMA) to San Diego (SAN)

November is typically the cheapest month to fly

From CA $161 - CA $630 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.