Sioux Falls to Denver (FSD–DEN) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
FSD–DEN is served by 2 airlines with nonstop service. United Airlines and Frontier lead the route. The flight covers 483 miles in approximately 1h 53m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: CM | 51 | 320, CR2, CR5, E75L, E7W | 1h46-2h08 | Star Alliance | CM | |
| F9 Frontier Also: Y4 | 3 | 32N | 1h50 | – | Y4 |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Denver from Sioux Falls
| Metric | FSD→DEN | SUX→DEN | ATY→DEN |
|---|---|---|---|
| Distance from FSD | – | 84 mi | 94 mi |
| Nonstop airlines | 2 | 2 | 1 |
| Weekly flights | 64 | 22 | 14 |
| Flight time | 1h 53m | 1h 54m | 2h 12m |
| Departure OTP | 100% | – | – |
Travel Essentials
FSD: CDT · DEN: MDT
When it's 6:00 PM in Sioux Falls, it's 5:00 PM in Denver.
RTD A Line runs to Denver Union Station (37 min, $10.50) with connections to light rail and bus routes. Taxis have meters; expect $55–65 to downtown.DEN's tent-roof Jeppesen Terminal is a single building; all three concourses connect via the underground automated train. Rental cars are on level 5. For ski resorts, shuttle services depart from Ground Transportation.
Semi-arid with 300+ days of sunshine. Summers are dry and warm (27–34°C) with afternoon thunderstorms that produce dramatic but brief delays. Winters bring cold temperatures (−8 to 5°C) and heavy blizzards that can shut down ground operations.
Spring snowstorms can be heavier than midwinter ones. Altitude (5,430 ft) means low humidity year-round; stay hydrated.
FSD–DEN Quick Facts
Frequently Asked Questions
Flights from FSD to DEN
Sioux Falls Regional Airport (FSD) and Denver International Airport (DEN) are connected by nonstop service from United Airlines and Frontier. With 64 weekly departures, this is a heavily served route.
FSD to DEN Flight Duration and Schedule
Nonstop flight time from FSD to DEN is about 1 hours 53 minutes gate to gate. The route covers a distance of 483 miles (777 km). There are approximately 64 weekly flights outbound and 55 return, totaling 119 flights per week in both directions.
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via Minneapolis–Saint Paul, Rapid City Regional and Dallas Fort Worth. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Sioux City (SUX), Watertown (ATY) and Fort Dodge (FOD).