Cheap Flights from San Francisco to Montreal from S$ 179

Frequently Asked Questions

• Which airlines offer the cheapest flights from San Francisco (SFO) to Montreal (YMQ)?

  Based on Trip.com data, Westjet offers one-way fares as low as S$ 179 on Cheapest nonstop routes (e.g. SFO to YUL on Fri, Aug 28), while Westjet offers Cheapest nonstop round-trips from S$ 462 departing on Sun, Jul 12 and returning on Thu, Jul 16.

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

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

• How long is a flight from San Francisco (SFO) to Montreal (YMQ)?

  It takes about 5 hours 30 minutes to fly from San Francisco (SFO) to Montreal (YMQ).

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Francisco to Montreal 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 San Francisco to Montreal?

  Based on Trip.com data in the past 4 weeks, there is 19 flight per week flying from San Francisco to Montreal. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA2681 (23:51)

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

  To find best deals on flights from San Francisco to Montreal, 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 Fri, Aug 28, with one-way flights priced at just S$ 179.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Canada.
  · 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 Montreal travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from San Francisco to Montreal to get the best price?

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

• Which upcoming date is the cheapest for flights from San Francisco to Montreal?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from San Francisco to Montreal on July 22, 2026 with Westjet, with prices starting at S$ 206.

• Which airports can I fly through when travelling to Montreal from San Francisco?

  You can land at any one of the following hubs in Montreal, with San Francisco International Airport to Montréal-Pierre Elliott Trudeau International Airport (SFO-YUL) is by far the most common option on this route: Montréal-Pierre Elliott Trudeau International Airport (YUL) Montreal Metropolitan Airport (YHU) Montréal-Mirabel International Airport (YMX).

• What is the time difference between San Francisco and Montreal?

  The time difference between Montreal and San Francisco is 3h.

• How can I change or cancel my flight ticket from San Francisco to Montreal?

  Tickets can only be changed or cancelled 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.