Cheap flights from Montreal to San Francisco

Round-trip
Economy
Montreal (YMQ)
San Francisco (SFO)
Depart
Return
Any month
Compare vs. Cheapflights |

The best prices from Montreal to San Francisco are usually found in January or August, booked 18 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

How to find the cheapest flight from
Montreal (YMQ) to San Francisco (SFO)

All the information you need to plan the best YMQ to SFO flight in 2021: compare Montreal to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
YMQ - SFO
Price
C$ 442 - C$ 770
SFO
Temperature
11 - 17 °C
SFO
Precipitation
0 - 112 mm

Popular in

December

High demand for flights, 24% potential price rise

Cheapest in

January

Best time to find cheap flights, 24% potential price drop

Round-trip from

$442

From Montreal All airports (YMQ) to San Francisco

One-way from

C$ 231

One-way flight from Montreal All airports (YMQ) to San Francisco

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Montreal to San Francisco?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 17% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Montreal to San Francisco?

Find a great deal and save up to 27% by booking at least 19 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Montreal to San Francisco within the next two weeks, with the cheapest ticket starting at C$ 628.

When is the cheapest time to fly from Montreal to San Francisco (YMQ - SFO)?

A simple way to save on the total cost of your ticket is to fly from Montreal to San Francisco at noon. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the afternoon.

Cheap flights from Montreal to San Francisco in September, October 2021

The best prices found for YMQ to SFO flights for September, October
20 Oct - 22 Oct
C$ 384pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air New Zealand
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
24 Oct - 9 Nov
C$ 396pp
YUL
Montreal Pierre Elliott Trudeau Intl
American Airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
American Airlines
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
27 Oct - 11 Nov
C$ 398pp
YUL
Montreal Pierre Elliott Trudeau Intl
Delta
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Delta
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl

Montreal to San Francisco 2021 flight deals

Cheap flights to San Francisco from Montreal found for this year
10 Nov - 17 Nov
C$ 379pp
YUL
Montreal Pierre Elliott Trudeau Intl
Qantas Airways
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Qantas Airways
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
17 Nov - 7 Dec
C$ 384pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air New Zealand
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
10 Nov - 17 Nov
C$ 387pp
YUL
Montreal Pierre Elliott Trudeau Intl
Qantas Airways
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Qantas Airways
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl

Direct flights to San Francisco from Montreal

Save time with Montreal to San Francisco direct flight deals
5 Nov - 8 Nov
C$ 467pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
Direct
SFO
San Francisco
SFO
San Francisco
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl
10 Nov - 24 Nov
C$ 504pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
Direct
SFO
San Francisco
SFO
San Francisco
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl
30 Nov - 6 Dec
C$ 510pp
YUL
Montreal Pierre Elliott Trudeau Intl
United Airlines
Direct
SFO
San Francisco
SFO
San Francisco
United Airlines
Direct
YUL
Montreal Pierre Elliott Trudeau Intl

Last minute flights from Montreal to San Francisco

Late deals on round-trip flights to San Francisco from Montreal, departing today and this week
2 Oct - 16 Oct
C$ 518pp
YUL
Montreal Pierre Elliott Trudeau Intl
Delta
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Delta
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
2 Oct - 14 Oct
C$ 544pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
United Airlines
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
1 Oct - 17 Oct
C$ 546pp
YUL
Montreal Pierre Elliott Trudeau Intl
Delta
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Delta
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl

One-way flights to San Francisco from Montreal

The cheapest one-way flights from Montreal to San Francisco
7:26 a.m. - 1:45 p.m.
Alaska Airlines
1 stop
9h 19m
YUL - SFO
Alaska Airlines
C$ 231
Travelgenio
1:05 p.m. - 7:40 a.m.
United Airlines
2 stops
21h 35m
YUL - SFO
United Airlines
C$ 243
United
1:40 p.m. - 9:22 a.m.
WestJet
1 stop
22h 42m
YUL - SFO
WestJet
C$ 276
WestJet

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Montreal</span> to <span class="emphasized">San Francisco</span> flights.

Flight FAQs

From Montreal to San Francisco

What airport do you fly into for flights to San Francisco from Montreal?

Most people fly into San Francisco (SFO) if they book a flight to San Francisco from Montreal. On average, San Francisco has 1 inbound flight from Montreal per day from 5 airlines. San Francisco is conveniently located just 19.0 km from San Francisco’s city centre.

Which airlines flying from Montreal to San Francisco have flexible cancellations due to COVID-19?

Air Canada, American Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Montreal to San Francisco for under C$ 400 on Cheapflights?

Yes, there are multiple flights from Montreal to San Francisco for under C$ 400. The cheapest flight booked recently is on Qantas Airways for just C$ 379, but on average you can expect to pay C$ 407.

Are there direct flights from Montreal to San Francisco for under C$ 500 on Cheapflights?

Cheapflights has 20 direct flights from Montreal to San Francisco under C$ 500. A good price for a direct flight from Montreal to San Francisco is less than C$ 587.

Are there last-minute flights available from Montreal to San Francisco for under C$ 600?

There are currently 20+ open flights from Montreal to San Francisco within the next 7 days for less than C$ 600.

What are the cheapest airlines flying from Montreal to San Francisco round-trip?

According to our current data, Qantas Airways (C$ 379), American Airlines (C$ 391), and Delta (C$ 398) offers the cheapest pricing from Montreal to San Francisco. You may be able to fly from Montreal to San Francisco for 35% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Montreal to San Francisco one-way?

The cheapest airlines for a one-way flight from Montreal to San Francisco are Alaska Airlines (C$ 231), Delta (C$ 233), and American Airlines (C$ 237).

What are the cheapest flights from Montreal to San Francisco?

While on average a flight from Montreal to San Francisco is generally C$ 1,175, our data shows the cheapest flight currently is C$ 203. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - San Francisco), you can expect to pay C$ 379 for that flight.

What are the most reliable airlines from Montreal to San Francisco?

No one likes to see their flight delayed. When booking a flight from Montreal to San Francisco consider choosing Turkish Airlines (85%), Brussels Airlines (76%) or Air Canada (67%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Montreal to San Francisco?

American Airlines, Air Canada and Delta are the most popular airlines when flying from Montreal to San Francisco.

COVID Restrictions

View COVID Travel Restrictions for San Francisco, CA

Do I need a COVID test to fly to San Francisco from Montreal?

Information is based on travel restrictions from Montreal to San Francisco

Most visitors from Montreal need to provide a negative COVID-19 test result and/or quarantine to enter San Francisco.

COVID-19 testing requirements
Visitors from Montreal must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Francisco.

Quarantine requirements
Visitors from Montreal are not required to quarantine after entering San Francisco.

Do I need a test to fly back to Montreal from San Francisco?

Returning to Montreal from San Francisco

COVID-19 testing requirements
Visitors from San Francisco must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Montreal.

Quarantine requirements
Visitors from San Francisco are not required to quarantine after entering Montreal.

Hide COVID Travel Restrictions for San Francisco, CA

Destination information for San Francisco

Things to know before you go - useful duration and weather info for your trip from Montreal to San Francisco.
Today's exchange rate
C$ 1 = $0.79
Average temperature for September in San Francisco
25.0 °C
Avg rainfall for September in San Francisco
3.0 mm

Airports servicing Montreal

Montreal Pierre Elliott Trudeau Intl (YUL)
Montreal St Hubert (YHU)

Airports servicing San Francisco

Top 5 airlines flying from Montreal to San Francisco

The chart below displays the airlines Cheapflights users travelling from Montreal to San Francisco choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
C$ 233 C$ 454 No cancel fee 71%
Search American Airlines flights
WestJet
C$ 289 C$ 541 No cancel fee 60%
Search WestJet flights
Delta
C$ 309 C$ 490 No cancel fee N/A
Search Delta flights
United Airlines
C$ 424 C$ 646 No cancel fee 69%
Search United Airlines flights
Air Canada
C$ 506 C$ 714 No cancel fee 67%
Search Air Canada flights

Hourly flight availability from Montreal to San Francisco

See what time of day planes typically take off from Montreal towards San Francisco.
Afternoon Noon to 6 PM 100% of YMQ to US-SFO departures
Early morning Midnight to 6 AM 0% of YMQ to US-SFO departures
Morning 6 AM to noon 0% of YMQ to US-SFO departures
Evening 6 PM to midnight 0% of YMQ to US-SFO departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Montreal to San Francisco
See how many times per day planes take to the skies headed from Montreal to San Francisco.
Sunday
2 daily flights
Monday
3 daily flights
Tuesday
2 daily flights
Wednesday
0 flights
Thursday
3 daily flights
Friday
0 flights
Saturday
3 daily flights
Home North America USA California San Francisco Cheap flights from Montreal to San Francisco
  • Round-trip
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First