Cheap flights from Montreal to San Francisco

Round-trip
Economy
Montreal (YMQ)
San Francisco (SFO)
Depart
Return
Any month
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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$ 425 - C$ 739
SFO
Temperature
15 - 25 °C
SFO
Rainfall
0 - 120 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

C$ 425

From Montreal to San Francisco

One-way from

C$ 320

One-way flight from Montreal 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?

Saturday flights are found to be more expensive to fly from Montreal to San Francisco. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Francisco.

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

Users have found that booking a flight from Montreal to San Francisco at least 59 days early can save you up to 27% on average compared to booking a flight this week. If booking 59 days before your flight isn’t an option for you, users have found flights from Montreal to San Francisco for as little as C$ 668 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 794 for flights departing within the next 3 days.

What is the cheapest month to fly from Montreal to San Francisco?

Our data shows that August tends to be the cheapest month to fly to San Francisco from Montreal. Users have commonly found prices around C$ 596 for the month, but tickets can be as low as C$ 501. Due to multiple factors, prepare for potentially higher prices in December.

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

One of the essential ways to save on airfare from Montreal to San Francisco is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 17% on airfare.

Cheap flights from Montreal to San Francisco in May, June 2021

The best prices found for YMQ to SFO flights for May, June
23 Jun - 17 Jul
C$ 562pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl
4 Jun - 13 Jun
C$ 564pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YUL
Montreal Pierre Elliott Trudeau Intl
23 Jun - 17 Jul
C$ 567pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
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
16 Jul - 20 Jul
C$ 544pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
Direct
SFO
San Francisco
SFO
San Francisco
Delta
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl
16 Jul - 20 Jul
C$ 550pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Delta
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl
16 Jul - 7 Aug
C$ 554pp
YUL
Montreal Pierre Elliott Trudeau Intl
Multiple Airlines
Direct
SFO
San Francisco
SFO
San Francisco
Delta
   
2 STOPS
YUL
Montreal Pierre Elliott Trudeau Intl

Direct flights to San Francisco from Montreal

Save time with Montreal to San Francisco direct flight deals
1 Jul - 10 Jul
C$ 557pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
Direct
SFO
San Francisco
SFO
San Francisco
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl
2 Jul - 11 Jul
C$ 559pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
Direct
SFO
San Francisco
SFO
San Francisco
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl
9 Jul - 24 Jul
C$ 562pp
YUL
Montreal Pierre Elliott Trudeau Intl
Air Canada
Direct
SFO
San Francisco
SFO
San Francisco
Air Canada
Direct
YUL
Montreal Pierre Elliott Trudeau Intl

One-way flights to San Francisco from Montreal

The cheapest one-way flights from Montreal to San Francisco
8:45 a.m. - 5:32 p.m.
WestJet
2 stops
11h 47m
YUL - SFO
WestJet
C$ 321
3:20 a.m. - 7:20 p.m.
American Airlines
3 stops
19h 00m
YUL - SFO
American Airlines
C$ 454
2:00 a.m. - 10:30 a.m.
Delta
2 stops
11h 30m
YUL - SFO
Delta
C$ 586
Delta

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 0 inbound flights from Montreal per day from 5 airlines. San Francisco is conveniently located just 19.0 km from San Francisco’s city centre.

What safety measures are being taken by airlines flying from Montreal to San Francisco to control the spread of COVID-19?

New policies can now be found on Delta to help keep travellers safe while flying. Some of the new policies that have been implemented to accommodate travellers flying from Montreal to San Francisco are improved sanitation, HEPA filters, mask requirements, socially-distanced seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

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$ 614 on Cheapflights?

Yes, there are multiple flights from Montreal to San Francisco for under C$ 614. The cheapest flight booked recently is on Multiple Airlines for just C$ 544, but on average you can expect to pay C$ 570.

Are there direct flights from Montreal to San Francisco for under C$ 614 on Cheapflights?

Cheapflights has 5 direct flights from Montreal to San Francisco under C$ 614. A good price for a direct flight from Montreal to San Francisco is less than C$ 587.

Is Montreal weather warmer or cooler than San Francisco?

Temperatures around the 27 °C's can be experienced in July. The weather in San Francisco is colder than in Montreal. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Montreal to San Francisco?

For as low as C$ 558, Air Canada can have you in San Francisco from Montreal in 6h 14m. This flight may include one or multiple stops.

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

Cheapflights users have booked flights from Montreal to San Francisco round-trip from C$ 558. Other airlines that can offer you cheap pricing are WestJet, from C$ 563, and American Airlines, from C$ 569.

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 Air Canada (C$ 276), WestJet (C$ 314), and Delta (C$ 327).

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 = $0.82
Flight duration
5h 54m
Average temperature for May in San Francisco
21.0 °C
Avg rainfall for May in San Francisco
14.0 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$ 182 C$ 355 No cancel fee 71%
Search American Airlines flights
Delta
C$ 241 C$ 384 No cancel fee N/A
Search Delta flights
WestJet
C$ 226 C$ 423 No cancel fee 60%
Search WestJet flights
United Airlines
C$ 332 C$ 505 No cancel fee 69%
Search United Airlines flights
Air Canada
C$ 396 C$ 559 No cancel fee 67%
Search Air Canada flights
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