Cheap Flights from Montreal to San Juan from US$194

Frequently Asked Questions

• What are the cheapest flights from Montreal to San Juan (YMQ-SJU)?

  Based on Trip.com data, United Airlines offers one-way fares as low as US$194 on Cheapest nonstop routes (e.g. YUL to SJU on Thu, Jun 11), while Air Canada offers Cheapest nonstop round-trips from US$422 departing on Fri, Aug 7 and returning on Sun, Aug 9.

• Which airlines offer direct flights from Montreal to San Juan?

  At the moment, you can catch a nonstop flight from Montreal to San Juan with the following airlines, including: Air Transat Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Montreal to San Juan?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Montreal to San Juan is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Montreal to San Juan?

  Based on Trip.com data in the past 4 weeks, there is 1 flight per week flying from Montreal to San Juan. You can check the weekly schedule for popular airlines on this route below: Air Transat: -/-/-/-/-/-/- -- TS640 (08:14)

• How can I find the best deals on flights from Montreal to San Juan?

  To find best deals on flights from Montreal to San Juan, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jun 11, with one-way flights priced at just US$194.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for San Juan travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Montreal (YMQ) to San Juan (SJU) the cheapest?

  The cheapest months to fly from Montreal to San Juan is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Montreal to San Juan on?

  After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Montreal to San Juan on June 10, 2026 with Arajet Airline, with prices starting at US$362.

• Which airports can I fly to for San Juan from Montreal?

  You can land at any one of the following hubs in San Juan, with Montréal-Pierre Elliott Trudeau International Airport to Luis Munoz Marin International Airport (YUL-SJU) is by far the most common option on this route: Fernando Luis Ribas Dominicci Airport (SIG) Luis Munoz Marin International Airport (SJU).

• Is there any time difference between Montreal and San Juan?

  The time difference between San Juan and Montreal is 1h.

• How do I change or cancel my ticket from Montreal to San Juan?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.