Flights operate between Denver (DEN) and Sioux Falls (FSD).
1 airline operates this route with 3-5 flights daily flights.
Average flight time is 1h 26m - 1h 55m.
Route distance is 485 miles (780 km).
Route Distance
485 miles (780 km)
Average Duration
1h 26m - 1h 55m
Airlines Operating This Route
Frontier Airlines
Flight Frequency
Daily Flights
3-5 flights
Weekly Flights
30
Typical Departure Time Ranges
Earliest Departure
16:54
Latest Departure
16:54
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
Frontier Airlines serves 1 destination from DEN
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| DEN → Sioux Falls (FSD) (FSD) | 7/week | 1h 26m - 1h 55m | 485 km | Seasonal |
Flight Schedule & Filters
Frontier Airlines flights from Denver (DEN) to Sioux Falls (FSD)
Frontier Airlines operates scheduled nonstop flights between Denver (DEN) and Sioux Falls (FSD). Frontier Airlines operates 3-5 flights daily flights on this route.• Flight Duration: 1h 26m - 1h 55m (average flight time)• Distance: 485 miles (780 km) (air miles between airports)• Daily Flights: 3-5 flights (scheduled departures per day)
Denver (DEN)
US
Sioux Falls (FSD)
US
FLIGHT TIME
1h 26m - 1h 55m
FLIGHT DISTANCE
485 miles (780 km)
1h 37m - 1h 37m
16:54
16:54
485 miles (780 km)
April
1 (Show)
30
Frontier Airlines Terminal Information & Contact
Departure Terminal - Denver (DEN)
Terminal: 1
Phone: 1 866-807-7258
Location: 1, Denver, US
Arrival Terminal - Sioux Falls (FSD)
Terminal: 1
Phone: 702-505-8888
Location: 1, Sioux Falls, US
Frontier Airlines Flight Schedule from Denver (DEN) to Sioux Falls (FSD)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
F92108 |  Frontier Airlines | 16:54 | 19:31:00 | Airbus A321neo |
Frontier Airlines Monthly Flight Calendar
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Frontier Airlines Terminal Information
Departure Terminal at Denver (DEN):
Terminal 1:
• Frontier Airlines Terminal Phone: 1 866-807-7258
Arrival Terminal at Sioux Falls (FSD):
• Terminal : Frontier Airlines operates from this terminal
Weather & Climate at Sioux Falls (FSD)
9.2°C
Avg Temperature55mm
Avg Rainfall16.2km/h
Avg Wind Speed69%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Sioux Falls (FSD)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Sioux Falls (FSD)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Frontier Airlines to Sioux Falls (FSD)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Seasonal Insight
Best travel months: 2025-06, 2025-07, 2025-08, 2025-09
Seasonal Travel Calendar
Frontier Airlines Contact Information and Customer Services
Frontier Airlines Address
4545 Airport Way
Denver, Colorado 80239, United States
Official Website
flyfrontier.comFrequently Asked Questions
How many Frontier Airlines flights operate from Denver (DEN) to Sioux Falls (FSD)?
Frontier Airlines operates 1 flight from Denver (DEN) to Sioux Falls (FSD).
What city does Sioux Falls (FSD) airport serve?
Sioux Falls (FSD) airport serves Sioux Falls, US.
How long is the Frontier Airlines flight from Denver (DEN) to Sioux Falls (FSD)?
The flight duration is approximately 1h 26m - 1h 55m.
What is the distance from Denver (DEN) to Sioux Falls (FSD)?
The distance is 485 miles (780 km).
What aircraft does Frontier Airlines use on this route?
Frontier Airlines uses Airbus A321neo on this route.
Which other airlines operate on this route?
1 other airline operates on this route: United Airlines.
Which terminal does Frontier Airlines use at Denver (DEN)?
Frontier Airlines flights from Denver (DEN) depart from Terminal 1. Terminal 1 phone: 1 866-807-7258.
View all Frontier Airlines flights to Denver (DEN) →
Popular Frontier Airlines routes from Denver include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.