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 16 days ago
Rare Availability
7% of dates checked are available within 10% of the lowest price

Saturday, October 31st, 2026

6 round-trip options

Returning
Thu, Nov 5, 2026•5 Day Trip
$347 USD
Google Flights
Returning
Sun, Nov 8, 2026•8 Day Trip
$702 USD
Google Flights
Returning
Mon, Nov 9, 2026•9 Day Trip
$513 USD
Google Flights
Returning
Wed, Nov 11, 2026•11 Day Trip
$330 USD
Google Flights
Returning
Thu, Nov 12, 2026•12 Day Trip
$414 USD
Google Flights
Returning
Sat, Nov 14, 2026•14 Day Trip
$415 USD
Google Flights