Flights from Louisville to Denver

Our cheapest offers for flights from Louisville to Denver

Here you can compare cheap flights from Louisville (SDF) to Denver (DEN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Denver. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Louisville
Denver
Outbound
02/17/26
1 Stopover (ORD)
AA3681, AA1387
12h 28min
Return
02/22/26
direct
UA0009
02h 34min
American Airlines ?
$399
Louisville
Denver
Outbound
02/17/26
1 Stopover (ORD)
UA5744, UA1564
09h 30min
Return
02/22/26
direct
UA0009
02h 34min
United Airlines ?
$467
Louisville
Denver
Outbound
04/03/26
1 Stopover (ORD)
UA5612, UA2494
07h 33min
Return
04/16/26
direct
UA0747
02h 40min
United Airlines ?
$511
Louisville
Denver
Outbound
04/03/26
1 Stopover (ORD)
UA3653, UA1803
05h 24min
Return
04/16/26
direct
UA1479
02h 46min
United Airlines ?
$575
Louisville
Denver
Outbound
04/03/26
2 Stopovers (ORD, LAS)
UA5588, UA1301, F91994
12h 13min
Return
04/16/26
2 Stopovers (MSP, FLL)
SY0656, SY0753, G42137
22h 33min
United Airlines, Frontier Airlines ?
$615
Louisville
Denver
Outbound
02/17/26
1 Stopover (ORD)
AA3681, AA1387
12h 28min
Return
02/22/26
1 Stopover (ORD)
AA2771, AA4593
11h 46min
American Airlines ?
$657
Louisville
Denver
Outbound
02/17/26
1 Stopover (ORD)
AA3681, AA1387
12h 28min
Return
02/22/26
1 Stopover (ORD)
AA2771, AA4244
09h 28min
American Airlines ?
$680
Louisville
Denver
Outbound
04/03/26
1 Stopover (CLT)
AA5217, AA3299
05h 52min
Return
04/16/26
1 Stopover (CLT)
AA1283, AA0671
05h 35min
American Airlines ?
$681
Louisville
Denver
Outbound
04/03/26
1 Stopover (IAH)
UA6310, UA1654
06h 43min
Return
04/16/26
direct
UA1479
02h 46min
United Airlines ?
$1,109
Louisville
Denver
Outbound
02/17/26
5 Stopovers (EWR, FRA, BEG, MUC, ORD)
LH7892, LH0403, LH1410, LH1737, LH9268, LH7464
58h 18min
Return
02/22/26
1 Stopover (MIA, FLL)
UA2234, G42126
16h 40min
Lufthansa ?
$1,764
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Louisville to Denver

Favorite airline: United Airlines
Flight tickets on the route Louisville – Denver are most frequently booked with United Airlines.
United Airlines
75 %
Spirit Airlines
25 %

Important flight information

Flight information: Louisville - Denver

Roundtrip from $ 398,92
Flight duration min. 03:00 / max. 08:50
Return flight duration min. 02:20/ max. 08:10
Distance 1645 km
Flights per week 33
Departure airport Airport Louisville International Airport, KY (SDF)
Arrival airport Airport Denver International Airport, CO (DEN)
Destination country Flights to United States
Alternative flights to Denver
Flight destinations with a similar price