Montreal (YUL) to Cancún (CUN) flight deal in economy from $341

Sunday, December 20th, 2026

4 round-trip options

Returning
Fri, Dec 25, 20265 Day Trip
$883 USD
Returning
Mon, Dec 28, 20268 Day Trip
$927 USD
Returning
Tue, Dec 29, 20269 Day Trip
$927 USD
Returning
Sat, Jan 2, 202713 Day Trip
$1,446 USD