Direct (nonstop) flights from Calgary to Denver
2 airlines fly nonstop from Calgary International (YYC) to Denver International (DEN). It's 900 miles (1,448 km), about 2h 35m in the air. Operated by United Airlines, WestJet.
United Airlines
WestJet
Route data last updated: May 31, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from Calgary to Denver with one stop · direct emits 167 kg CO₂ per passenger
Looking for the return flight?
DEN → YYC: Flights from Denver to CalgaryOther direct flights from Calgary
Direct flights from Denver (DEN)
Frequently Asked Questions
How long is the direct flight from Calgary to Denver?
A nonstop flight from Calgary (YYC) to Denver (DEN) takes approximately 2 hours and 35 minutes. The distance is 900 miles (1,448 km).
Which airlines fly nonstop from Calgary to Denver?
2 airlines: United Airlines, WestJet.
Is there a nonstop flight from Calgary to Denver?
Yes. 2 airlines: United Airlines, WestJet.
How far is Calgary from Denver?
The flight distance from Calgary to Denver is 900 miles (1,448 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Madrid.
What type of aircraft flies from Calgary to Denver?
At 2h 35m, 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 Denver?
Roughly 167 kg CO2 per passenger one-way. That's about the same as driving 835 km.
Is the return flight from Denver 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 Denver?
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.