Cheap flights from Costa Mesa starting at RM364

View RM364 flight on Fri, 12 Sep 2025Opens in a new window

Popular airlines from Costa Mesa

  • American Airlines

    American Airlines

  • United

    United

  • 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

Cheapest flights from Costa Mesa

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
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM861 Return, found 1 day ago
RM861
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM861 found 1 day ago
American Airlines
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM883 Return, found 1 day ago
RM883
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM883 found 1 day ago
American Airlines
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM987 Return, found 1 day ago
RM987
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM987 found 1 day ago
United
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM988 Return, found 1 day ago
RM988
Return
found 1 day ago
Select United flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM988 found 1 day ago
American Airlines
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM989 Return, found 1 day ago
RM989
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM989 found 1 day ago
American Airlines
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM1,009 Return, found 1 day ago
RM1,009
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM1,009 found 1 day ago
American Airlines
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM1,032 Return, found 1 day ago
RM1,032
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM1,032 found 1 day ago
American Airlines
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM1,072 Return, found 1 day ago
RM1,072
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM1,072 found 1 day ago
American Airlines
Sat, 9 Aug - Wed, 13 Aug
SNA
Orange County
SFO
San Francisco
RM1,074 Return, found 1 day ago
RM1,074
Return
found 1 day ago
Select American Airlines flight, departing Sat, 9 Aug from Orange County to San Francisco, returning Wed, 13 Aug, priced at RM1,074 found 1 day ago
Delta
Sat, 16 Aug - Sat, 23 Aug
ONT
Ontario
JFK
New York
RM1,179 Return, found 2 days ago
RM1,179
Return
found 2 days ago
Select Delta flight, departing Sat, 16 Aug from Ontario to New York, returning Sat, 23 Aug, priced at RM1,179 found 2 days ago

Flights from Costa Mesa: Essential Travel Information

Cheapest flight from Costa Mesa
RM861 (roundtrip)
Best airlines to fly from Costa Mesa
Delta, American Airlines, United
Cheapest month to fly from Costa Mesa
August
Costa Mesa IATA code
QLA
Costa Mesa Country/State
California
Airline ticket deals from Costa Mesa
RM861 - RM1,179

 

*Available to Expedia members.