Flights From Toronto (YTO) to Costa Mesa (QLA)

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Selected fares from Toronto to Costa Mesa

The cheapest prices found with in the last 7 days for return flights were CA $394 and CA $237 for one-way flights to Costa Mesa for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
American Airlines
WestJet

Save more with Costa Mesa Flight + Hotel packages

Price found within the past 48 hours. Click for updated prices.
Atrium Hotel at Orange County Airport
Pacific Edge Hotel
Buena Park Grand Hotel & Suites
Laguna Hills Lodge
Ayres Hotel Orange
Days Inn & Suites by Wyndham Fullerton
Don't see what you're looking for?
See all available trips from Toronto to Costa Mesa
View all trips