Montreal (YUL) to San Juan (SJU) flight deal in economy from $288

United AirlinesUAUnited Airlines
Round Trip•Economy
CanadaYUL

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada
Puerto RicoSJU

Luis Muñoz Marín International Airport

San Juan, Puerto Rico
$589 USD
-51%$288 USD
Verified 17 days ago
Rare Availability
7% of dates checked are available within 10% of the lowest price

Thursday, December 10th, 2026

6 round-trip options

Returning
Tue, Dec 15, 2026•5 Day Trip
$423 USD
Google Flights
Returning
Fri, Dec 18, 2026•8 Day Trip
$616 USD
Google Flights
Returning
Sun, Dec 20, 2026•10 Day Trip
$654 USD
Google Flights
Returning
Mon, Dec 21, 2026•11 Day Trip
$601 USD
Google Flights
Returning
Tue, Dec 22, 2026•12 Day Trip
$550 USD
Google Flights
Returning
Wed, Dec 23, 2026•13 Day Trip
$501 USD
Google Flights