Montreal (YUL) to San Juan (SJU) flight deal in economy from $294

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
$650 USD
-55%$294 USD
Verified about 15 hours ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Wednesday, September 16th, 2026

10 round-trip options

Returning
Mon, Sep 21, 2026•5 Day Trip
$380 USD
Google Flights
Returning
Tue, Sep 22, 2026•6 Day Trip
$423 USD
Google Flights
Returning
Wed, Sep 23, 2026•7 Day Trip
$484 USD
Google Flights
Returning
Thu, Sep 24, 2026•8 Day Trip
$548 USD
Google Flights
Returning
Fri, Sep 25, 2026•9 Day Trip
$423 USD
Google Flights
Returning
Sat, Sep 26, 2026•10 Day Trip
$294 USD
Google Flights
Returning
Sun, Sep 27, 2026•11 Day Trip
$456 USD
Google Flights
Returning
Mon, Sep 28, 2026•12 Day Trip
$456 USD
Google Flights
Returning
Tue, Sep 29, 2026•13 Day Trip
$476 USD
Google Flights
Returning
Wed, Sep 30, 2026•14 Day Trip
$479 USD
Google Flights