Direct (nonstop) flights from Calgary to San Francisco
2 airlines fly nonstop from Calgary International (YYC) to San Francisco International (SFO). It's 1,020 miles (1,641 km), about 3h in the air. Operated by United Airlines, WestJet.
United Airlines
WestJet
Route data last updated: May 26, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Calgary to San Francisco with one stop · direct emits 172 kg CO₂ per passenger
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SFO → YYC: Flights from San Francisco to CalgaryOther direct flights from Calgary
Direct flights from San Francisco (SFO)
Frequently Asked Questions
How long is the direct flight from Calgary to San Francisco?
A nonstop flight from Calgary (YYC) to San Francisco (SFO) takes approximately 3 hours. The distance is 1,020 miles (1,641 km).
Which airlines fly nonstop from Calgary to San Francisco?
2 airlines: United Airlines, WestJet.
Is there a nonstop flight from Calgary to San Francisco?
Yes. 2 airlines: United Airlines, WestJet.
How far is Calgary from San Francisco?
The flight distance from Calgary to San Francisco is 1,020 miles (1,641 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.
What is the time difference between Calgary and San Francisco?
San Francisco is 1 hour behind Calgary. (America/Edmonton vs America/Los_Angeles.)
What type of aircraft flies from Calgary to San Francisco?
At 3h, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. 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 Calgary to San Francisco?
Roughly 172 kg CO2 per passenger one-way. That's about the same as driving 860 km.
Is the return flight from San Francisco to Calgary 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 Calgary 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 Calgary International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.