Denver to Louisville (DEN–SDF) — Airlines, Schedules & Connections

DEN Airport Page →
1,022 mi airlines charter/private 29/wk
On-time Some delays Frequent delays
Flight Schedule 12 flights Verified 27m ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
UA1479
UA United
319
9:45 AM
MDT
2:28 PM
EDT
2h 43m
38%
M T W T F S S
Prices
WN1712
WN Southwest
B38M
12:55 PM
MDT
5:25 PM
EDT
2h 30m
25%
M T W T F S S
Prices
WN1320
WN Southwest
7M8
1:25 PM
MDT
5:55 PM
EDT
2h 30m
25%
M T W T F S S
Prices
UA514
UA United
319
6:08 PM
MDT
10:59 PM
EDT
2h 51m
38%
M T W T F S S
Prices
AC4714+1
AC Air Canada
319
6:08 PM
MDT
10:59 PM
EDT
2h 51m
30%
M T W T F S S
Prices
UA2027
UA United
319
6:08 PM
MDT
10:59 PM
EDT
2h 51m
38%
M T W T F S S
Prices
WN1070
WN Southwest
7M8
7:40 PM
MDT
12:15 AM+1
EDT
2h 35m
25%
M T W T F S S
Prices
UA1506
UA United
319
8:00 AM
EDT
8:59 AM
MDT
2h 59m
M T W T F S S
Prices
WN1267
WN Southwest
7M8
10:55 AM
EDT
11:40 AM
MDT
2h 45m
M T W T F S S
Prices
WN1297
WN Southwest
738
1:10 PM
EDT
2:02 PM
MDT
2h 52m
M T W T F S S
Prices
WN2117
WN Southwest
738
2:55 PM
EDT
3:40 PM
MDT
2h 45m
M T W T F S S
Prices
UA1510+1
UA United
319
3:25 PM
EDT
4:24 PM
MDT
2h 59m
M T W T F S S
Prices

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.

✦ 1-Stop connections via 10 hubs
BNA Nashville 4h 10m F9UAWN WN Nashville (BNA) to Louisville flights
MDW Chicago 4h 25m WN WN Chicago (MDW) to Louisville flights
MSP Minneapolis 4h 43m AFCMDL AFDLKE Minneapolis (MSP) to Louisville flights
DAL Dallas 4h 50m LXJWN WN Dallas (DAL) to Louisville flights
ORD Chicago 4h 58m AAACAY AAACAS Chicago (ORD) to Louisville flights
DFW Dallas-Fort Worth 5h 3m AAACAV AAAYBA Dallas-Fort Worth (DFW) to Louisville flights
DTW Detroit 5h 6m ACAFDL AFAMDL Detroit (DTW) to Louisville flights
ATL Atlanta 5h 12m AFAMDL AFAMDL Atlanta (ATL) to Louisville flights
PIT Pittsburgh 5h 40m UAWN LXJMX Pittsburgh (PIT) to Louisville flights
PHX Phoenix 6h 5m AAACAS WN Phoenix (PHX) to Louisville flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Denver to Louisville
4 carriers, 29 flights/week nonstop.
4 Airlines 1,022 mi 2h 43m nonstop +2h ahead

DEN–SDF 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 43m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop DEN–SDF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 21 319 2h43-2h51 66% Star Alliance
WN Southwest Airlines 7 7M8, B38M 2h30-2h35 66%
AC Air Canada 1 319 2h51 66% Star Alliance
OO SkyWest Airlines 0 66%
Aircraft on this route
319 Airbus A319 – AC, UA
7M8 Boeing 737 MAX 8 – WN
B38M Boeing 737 MAX 8 – WN
Alliance coverage
Star Alliance: AC + UA (22 flights/wk, 76%)
Unaffiliated: OO + WN (7 flights/wk, 24%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, DEN to SDF direction.
Mon
4
flights
Tue
4
flights
Wed
4
flights
Thu
4
flights
Fri
4
flights
Sat
4
flights
Sun
5
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
7
Nonstop flights
29
Outbound / wk
21
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for DEN to SDF.
1-STOP
One-Stop Connections
49
Hubs
~4h
Fastest
~25h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,908
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
DEN → SDF
66%
Moderate delays possible. Allow buffer time.
Departing
66%
Arriving
81%
Return
SDF → DEN
78%
Generally reliable. Most flights run on time.
Departing
78%
Arriving
84%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. DEN delays → SDF delays →

Other ways to reach Louisville from Denver

Nearby airports with service to Louisville Muhammad Ali International Airport.
Metric DEN→SDF EGE→SDF
Distance from DEN 120 mi
Nonstop airlines 4 3
Weekly flights 29
Flight time 2h 43m 2h 28m
Departure OTP 66%
Airports within 200 miles of DEN with service to Louisville Muhammad Ali International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
+2h
Louisville is 2 hours ahead of Denver.
DEN: MDT · SDF: EDT

When it's 6:00 PM in Denver, it's 8:00 PM in Louisville.
Distance & Flight Time
1,022 mi / 1,644 km
Nonstop flight time is approximately 2h 43m gate to gate.
Getting to DEN

RTD A Line commuter rail runs from Denver Union Station to the airport (37 min, $10.50). Trains depart every 15 minutes during peak hours. The airport is 25 miles northeast of downtown; ride-shares cost $35–55 and take 30–45 minutes depending on I-70 traffic.Economy parking in lots 4–6 connects via free shuttle. Mountain shuttle services depart from Jeppesen Terminal's Ground Transportation level.

DEN–SDF Quick Facts

Key statistics for the Denver to Louisville route.
Route details
Distance1,022 mi / 1,644 km
Flight time2h 43m
Time difference+2 hours
Airlines (nonstop)4
Weekly flights29 out / 21 return
1-stop connectionsAvailable
Origin: DEN
IATA / ICAODEN / KDEN
TimezoneAmerica/Denver
Passengers/yr82.4M
Elevation5,431 ft / 1,655 m
Destination: SDF
IATA / ICAOSDF / KSDF
TimezoneAmerica/New_York
Passengers/yr4.7M
Elevation501 ft / 153 m

Frequently Asked Questions

Common questions about DEN to SDF flights.
Nonstop flights from Denver International Airport to Louisville Muhammad Ali International Airport take about 2h 43m gate to gate. The route covers 1,022 miles.
4 airlines operate flights from DEN to SDF: United Airlines, Southwest Airlines, Air Canada and SkyWest Airlines.
This route has daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Nashville, Chicago Midway and Minneapolis–Saint Paul.
Louisville is 2 hours ahead of Denver.
Yes, return flights from SDF to DEN are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include EGE. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from DEN to SDF

Denver International Airport (DEN) and Louisville Muhammad Ali International Airport (SDF) are connected by nonstop service from United Airlines, Southwest Airlines, Air Canada and SkyWest Airlines. With 29 weekly departures, this is a heavily served route.

DEN to SDF Flight Duration and Schedule

Nonstop flight time from DEN to SDF is about 2 hours 43 minutes gate to gate. The route covers a distance of 1,022 miles (1,644 km). There are approximately 29 weekly flights outbound and 21 return, totaling 50 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Nashville, Chicago Midway and Minneapolis–Saint Paul. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Eagle (EGE).