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

Sunday, October 4th, 2026

6 round-trip options

Returning
Fri, Oct 9, 2026•5 Day Trip
$636 USD
Google Flights
Returning
Mon, Oct 12, 2026•8 Day Trip
$663 USD
Google Flights
Returning
Tue, Oct 13, 2026•9 Day Trip
$467 USD
Google Flights
Returning
Thu, Oct 15, 2026•11 Day Trip
$636 USD
Google Flights
Returning
Fri, Oct 16, 2026•12 Day Trip
$548 USD
Google Flights
Returning
Sun, Oct 18, 2026•14 Day Trip
$636 USD
Google Flights