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For drivers under the age of 25, additional fees and/or restrictions may apply.
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WestJet Limited-Time Deal
Exclusive Costco Member Deal, Book by 9/30/25
WestJet is excited to announce an exclusive, limited-time deal on routes that connect travelers to sun and fun in Mexico, Costa Rica, or the Caribbean.
It's a great time to book a sun-drenched escape and have some beach fun while sipping on a refreshing drink. Enjoy member added value on your round-trip air when you book a Costco Travel package with WestJet flights to the sunny destinations of the Caribbean, Mexico or Costa Rica. Valid for bookings made through 9/30/25 and for travel through 12/13/25.
