Direct (nonstop) flights from Sioux Falls to Denver
2 airlines fly nonstop from Sioux Falls (FSD) to Denver International (DEN). It's 483 miles (778 km), about 1h 56m in the air. Operated by Frontier Airlines, United Airlines.
Frontier Airlines
United Airlines
Route data last updated: May 31, 2026
Airlines with non-stop flights
F9
Frontier Airlines
UA
United Airlines
Alternative Routes
Other ways to fly from Sioux Falls to Denver with one stop · direct emits 89 kg CO₂ per passenger
Looking for the return flight?
DEN → FSD: Flights from Denver to Sioux FallsOther direct flights from Sioux Falls
Direct flights from Denver (DEN)
Frequently Asked Questions
How long is the direct flight from Sioux Falls to Denver?
A nonstop flight from Sioux Falls (FSD) to Denver (DEN) takes approximately 1 hours and 56 minutes. The distance is 483 miles (778 km).
Which airlines fly nonstop from Sioux Falls to Denver?
2 airlines: Frontier Airlines, United Airlines.
Is there a nonstop flight from Sioux Falls to Denver?
Yes. 2 airlines: Frontier Airlines, United Airlines.
How far is Sioux Falls from Denver?
The flight distance from Sioux Falls to Denver is 483 miles (778 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as Mumbai to Goa.
What type of aircraft flies from Sioux Falls to Denver?
At 1h 56m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Sioux Falls to Denver?
Roughly 89 kg CO2 per passenger one-way. That's about the same as driving 445 km.
Is the return flight from Denver to Sioux Falls 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 Sioux Falls 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 Sioux Falls for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.