How do most travelers feel about Air Canada?

The average rating from 11,527 Air Canada reviews by Cheapflights users is 7.1 (out of a maximum rating of 10). If you are considering flying YUL-SFO with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to San Francisco with Air Canada.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco with Air Canada?

Currently, the most affordable month to book a Air Canada flight from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco in January, with an average price of C$ 577. Conversely, traveling with Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco in June will be the most expensive, with an average cost of C$ 929. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Air Canada flight availability from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco

The most Air Canada flights from YUL to SFO are scheduled on a Monday (3 on average). You will have fewer Air Canada flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

C$ 397+ Air Canada Flights from Pierre Elliott Trudeau Intl to San Francisco

Q: How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco with Air Canada?

Booking with Air Canada 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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Cheapest Air Canada flights from Pierre Elliott Trudeau Intl to San Francisco
Explore the most affordable Air Canada flight options available from Pierre Elliott Trudeau Intl to San Francisco. Find the lowest fares with prices last updated on 24 August 2026.

Mon 21/95:40 p.m. -

Nonstop6h 07m

Mon 28/912:50 p.m. -

1 stop7h 53m

Deal found 24/8C$ 730

Wed 23/95:40 p.m. -

Nonstop6h 07m

Sun 27/98:10 a.m. -

Nonstop5h 32m

Deal found 24/8C$ 731

Wed 23/95:40 p.m. -

Nonstop6h 07m

Tue 29/912:05 a.m. -

1 stop8h 46m

Deal found 24/8C$ 737

How do most travelers feel about Air Canada?
The average rating from 11,527 Air Canada reviews by Cheapflights users is 7.1 (out of a maximum rating of 10). If you are considering flying YUL-SFO with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to San Francisco with Air Canada.
Can I get a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco on Air Canada for under C$ 826?
Air Canada offers 6 flights from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco for under C$ 826. Prices vary by date and time. To see all prices and select your dates, click here.

Air Canada flights from Pierre Elliott Trudeau Intl to San Francisco in 2026

One-way from	C$ 416
Round-trip from	C$ 756
Popular in	June
Cheapest in	January
Average price (all airlines)	C$ 778

Air Canada
2/10
Nonstop
6h 07m total
Montreal to San Francisco

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Air Canada
10/9-16/9
Nonstop
11h 44m total
Montreal to San Francisco

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Highest demand for flights from Montreal Pierre Elliott Trudeau Intl to San Francisco; 11% potential price increase.

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Best time to find cheap flights from Montreal Pierre Elliott Trudeau Intl to San Francisco; 2% potential price drop.

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Average price for all Montreal Pierre Elliott Trudeau Intl to San Francisco flights (one-way and round-trip).

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Airlines

The best time to book a flight to San Francisco with Air Canada is 59 days before departure. On average, fares are higher if you book 1 day before departure.

Which month is the cheapest to fly Economy Class from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco?

For Economy Class flights, the cheapest month to fly this route is January. The most expensive months are June and July.

Best time to book a flight from Pierre Elliott Trudeau Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Pierre Elliott Trudeau Intl with our price prediction graph.

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Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco (YUL - SFO)

Find Air Canada flight deals from Pierre Elliott Trudeau Intl to San Francisco

Cheapest Air Canada flights from Pierre Elliott Trudeau Intl to San FranciscoExplore the most affordable Air Canada flight options available from Pierre Elliott Trudeau Intl to San Francisco. Find the lowest fares with prices last updated on 24 August 2026.

Explore the most affordable Air Canada flight options available from Pierre Elliott Trudeau Intl to San Francisco. Find the lowest fares with prices last updated on 24 August 2026.

Discover carefully curated Air Canada flight deals from Pierre Elliott Trudeau Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 24 August 2026.

Direct Air Canada flights from Pierre Elliott Trudeau Intl to San FranciscoExplore non-stop Air Canada flight options from Pierre Elliott Trudeau Intl to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 August 2026.

Explore non-stop Air Canada flight options from Pierre Elliott Trudeau Intl to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 August 2026.

Last-minute Air Canada flights from Pierre Elliott Trudeau Intl to San FranciscoDiscover last-minute Air Canada flight deals from Pierre Elliott Trudeau Intl to San Francisco. Data last updated 24 August 2026 and is based on user searches.

Discover last-minute Air Canada flight deals from Pierre Elliott Trudeau Intl to San Francisco. Data last updated 24 August 2026 and is based on user searches.

One-way Air Canada flights to San FranciscoSearch for one-way Air Canada flight options to San Francisco. Find affordable one-way fares based on user searches. Data last updated 24 August 2026.

Search for one-way Air Canada flight options to San Francisco. Find affordable one-way fares based on user searches. Data last updated 24 August 2026.

How do most travelers feel about Air Canada?

Can I get a flight from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco on Air Canada for under C$ 826?

Air Canada flights from Pierre Elliott Trudeau Intl to San Francisco in 2026

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Round-trip from

Popular in

Cheapest in

Average price (all airlines)

When is the best time to book a flight to San Francisco with Air Canada?

The best time to book a flight to San Francisco with Air Canada is 59 days before departure. On average, fares are higher if you book 1 day before departure.

Which month is the cheapest to fly Economy Class from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco?

For Economy Class flights, the cheapest month to fly this route is January. The most expensive months are June and July.

Weekly Air Canada flight availability from Montreal Pierre Elliott Trudeau Intl Airport to San Francisco

The most Air Canada flights from YUL to SFO are scheduled on a Monday (3 on average). You will have fewer Air Canada flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in San Francisco by month

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 mm per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Best time to book a flight from Pierre Elliott Trudeau Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Pierre Elliott Trudeau Intl with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Pierre Elliott Trudeau Intl to San Francisco on another airline

Consider alternative airlines that service the San Francisco area. Flight routes are based on user searches made on Cheapflights and were last updated on 24 August 2026.

Other Air Canada flights from Pierre Elliott Trudeau Intl

Browse through other Air Canada flights departing from Pierre Elliott Trudeau Intl. Flight routes are based on user searches made on Cheapflights and were last updated on 24 August 2026.

Complete your trip

Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.

Other airlines servicing Pierre Elliott Trudeau Intl and San Francisco

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Other popular destinations in North America

If San Francisco is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 24 August 2026.

Popular flights with Air Canada

Browse through some of the most popular routes that Air Canada offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 24 August 2026.

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Cheapest Air Canada flights from Pierre Elliott Trudeau Intl to San Francisco
Explore the most affordable Air Canada flight options available from Pierre Elliott Trudeau Intl to San Francisco. Find the lowest fares with prices last updated on 24 August 2026.

Direct Air Canada flights from Pierre Elliott Trudeau Intl to San Francisco
Explore non-stop Air Canada flight options from Pierre Elliott Trudeau Intl to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 August 2026.

Last-minute Air Canada flights from Pierre Elliott Trudeau Intl to San Francisco
Discover last-minute Air Canada flight deals from Pierre Elliott Trudeau Intl to San Francisco. Data last updated 24 August 2026 and is based on user searches.

One-way Air Canada flights to San Francisco
Search for one-way Air Canada flight options to San Francisco. Find affordable one-way fares based on user searches. Data last updated 24 August 2026.