Cheap Flights from Costa Mesa from ฿2,355

Featured airlines

Delta
American Airlines
United
British Airways
Japan Airlines
Lufthansa
  • 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 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

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
Delta
Delta
United
United
Delta
American Airlines
Delta
Delta
United
*Available to Expedia members.