Louisville to Denver (SDF–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.
SDF–DEN is served by 4 airlines with nonstop service. United Airlines, Southwest Airlines and Air Canada lead the route. The flight covers 1,022 miles in approximately 2h 55m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines | 21 | 320 | 2h55-3h01 | Star Alliance | – | |
| WN Southwest Airlines | 14 | 73H, 7S7, B38M | 2h45-3h | – | – | |
| AC Air Canada | 7 | 738 | 3h | Star Alliance | – | |
| KG Key Lime Air | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Denver from Louisville
| Metric | SDF→DEN | LEX→DEN | CVG→DEN |
|---|---|---|---|
| Distance from SDF | – | 62 mi | 84 mi |
| Nonstop airlines | 4 | 1 | 12 |
| Weekly flights | 42 | 7 | 48 |
| Flight time | 2h 55m | 3h 11m | 2h 13m |
| Departure OTP | 72% | – | – |
Travel Essentials
SDF: EDT · DEN: MDT
When it's 6:00 PM in Louisville, it's 4:00 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.
SDF–DEN Quick Facts
Frequently Asked Questions
Flights from SDF to DEN
Louisville Muhammad Ali International Airport (SDF) and Denver International Airport (DEN) are connected by nonstop service from United Airlines, Southwest Airlines, Air Canada and Key Lime Air. With 42 weekly departures, this is a heavily served route.
SDF to DEN Flight Duration and Schedule
Nonstop flight time from SDF to DEN is about 2 hours 55 minutes gate to gate. The route covers a distance of 1,022 miles (1,644 km). There are approximately 42 weekly flights outbound and 30 return, totaling 72 flights per week in both directions.
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via Nashville, Chicago Midway and Dallas Love Field. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Lexington (LEX), Cincinnati / Covington (CVG) and Cincinnati (LUK).