Direct (nonstop) flights from Montreal to San Francisco
2 airlines fly nonstop from Pierre Elliott Trudeau International (YUL) to San Francisco International (SFO). It's 2,539 miles (4,086 km), about 6h 16m in the air. Operated by Air Canada, United Airlines.
Air Canada
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from Montreal to San Francisco with one stop · direct emits 388 kg CO₂ per passenger
Looking for the return flight?
SFO → YUL: Flights from San Francisco to MontrealOther direct flights from Montreal
Direct flights from San Francisco (SFO)
Frequently Asked Questions
How long is the direct flight from Montreal to San Francisco?
A nonstop flight from Montreal (YUL) to San Francisco (SFO) takes approximately 6 hours and 16 minutes. The distance is 2,539 miles (4,086 km).
Which airlines fly nonstop from Montreal to San Francisco?
2 airlines: Air Canada, United Airlines.
Is there a nonstop flight from Montreal to San Francisco?
Yes. 2 airlines: Air Canada, United Airlines.
How far is Montreal from San Francisco?
The flight distance from Montreal to San Francisco is 2,539 miles (4,086 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What is the time difference between Montreal and San Francisco?
San Francisco is 3 hours behind Montreal. (America/Toronto vs America/Los_Angeles.)
What type of aircraft flies from Montreal to San Francisco?
At 6h 16m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from Canada to USA?
Depends on your passport. Check with the USA embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Montreal to San Francisco?
Roughly 388 kg CO2 per passenger one-way. That's about the same as driving 1,940 km.
Is the return flight from San Francisco to Montreal also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Montreal to San Francisco?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Pierre Elliott Trudeau International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.