Cheap flights from Oceanside starting at €75

View €75 flight on Sat, 13 Sep 2025Opens in a new window

Popular airlines from Oceanside

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • Frontier Airlines

    Frontier Airlines

  • 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 15% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Oceanside

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€265 Return, found 1 day ago
€265
Return
found 1 day ago
Select American Airlines flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €265 found 1 day ago
Delta
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€282 Return, found 1 day ago
€282
Return
found 1 day ago
Select Delta flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €282 found 1 day ago
Delta
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€304 Return, found 1 day ago
€304
Return
found 1 day ago
Select Delta flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €304 found 1 day ago
Delta
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€325 Return, found 1 day ago
€325
Return
found 1 day ago
Select Delta flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €325 found 1 day ago
Delta
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€329 Return, found 1 day ago
€329
Return
found 1 day ago
Select Delta flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €329 found 1 day ago
Delta
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€351 Return, found 1 day ago
€351
Return
found 1 day ago
Select Delta flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €351 found 1 day ago
American Airlines
Thu, 11 Sep - Wed, 17 Sep
CLD
Carlsbad
PHL
Philadelphia
€356 Return, found 1 day ago
€356
Return
found 1 day ago
Select American Airlines flight, departing Thu, 11 Sep from Carlsbad to Philadelphia, returning Wed, 17 Sep, priced at €356 found 1 day ago
Delta
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€364 Return, found 1 day ago
€364
Return
found 1 day ago
Select Delta flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €364 found 1 day ago
United
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€374 Return, found 1 day ago
€374
Return
found 1 day ago
Select United flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €374 found 1 day ago
JetBlue Airways
Thu, 11 Sep - Wed, 17 Sep
SAN
San Diego
PHL
Philadelphia
€384 Return, found 1 day ago
€384
Return
found 1 day ago
Select JetBlue Airways flight, departing Thu, 11 Sep from San Diego to Philadelphia, returning Wed, 17 Sep, priced at €384 found 1 day ago

Flights from Oceanside: Essential Travel Information

Cheapest flight from Oceanside
€265 (roundtrip)
Best airlines to fly from Oceanside
American Airlines, JetBlue Airways, Delta, United
Cheapest month to fly from Oceanside
September
Oceanside IATA code
SAN
Oceanside Country/State
California
Airline ticket deals from Oceanside
€265 - €384

 

*Available to Expedia members.