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

Tuesday, December 22nd, 2026

6 round-trip options

Returning
Sun, Dec 27, 2026•5 Day Trip
$976 USD
Google Flights
Returning
Wed, Dec 30, 2026•8 Day Trip
$968 USD
Google Flights
Returning
Fri, Jan 1, 2027•10 Day Trip
$1,152 USD
Google Flights
Returning
Sat, Jan 2, 2027•11 Day Trip
$1,429 USD
Google Flights
Returning
Sun, Jan 3, 2027•12 Day Trip
$1,429 USD
Google Flights
Returning
Mon, Jan 4, 2027•13 Day Trip
$1,042 USD
Google Flights