$122+ Cheap flights from Louisville (SDF) to Colorado
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DEN
Aug 14 — Aug 211
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Colorado with Cheapflights
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Cheapest flights from Louisville to ColoradoExplore the most affordable flight options available from Louisville to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 15, 2026.
Explore the most affordable flight options available from Louisville to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 15, 2026.
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:30 pm
SDF
- COS
1 stop6h 50m
Southwest
Tue 10/66:00 am
COS
- SDF
1 stop7h 15m
Southwest
Deal found 7/10![Southwest logo]()
$243
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:00 am
SDF
- COS
1 stop6h 23m
United Airlines
Tue 8/1111:55 am
COS
- SDF
1 stop6h 41m
United Airlines
Deal found 7/13![United Airlines logo]()
$333
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:35 pm
SDF
- COS
1 stop7h 52m
United Airlines
Wed 8/191:03 pm
COS
- SDF
2 stops8h 56m
United Airlines
Deal found 7/9![United Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:50 am
SDF
- COS
2 stops7h 45m
Southwest
Sat 8/227:00 am
COS
- SDF
2 stops8h 15m
Southwest
Deal found 7/11![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:30 pm
SDF
- COS
1 stop6h 50m
Southwest
Thu 10/82:05 pm
COS
- SDF
1 stop5h 00m
Southwest
Deal found 7/10![Southwest logo]()
$345
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
SDF
- GJT
1 stop6h 25m
American Airlines
Tue 10/61:09 pm
GJT
- SDF
1 stop6h 16m
American Airlines
Deal found 7/10![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:00 am
SDF
- DEN
Nonstop2h 55m
United Airlines
Fri 9/115:45 pm
DEN
- SDF
Nonstop2h 44m
United Airlines
Deal found 7/9![United Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:15 pm
SDF
- DEN
2 stops6h 30m
Southwest
Tue 9/226:35 am
DEN
- SDF
2 stops6h 40m
Southwest
Deal found 7/10![Southwest logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:35 pm
SDF
- DEN
2 stops29h 24m
Multiple Airlines
Sat 10/176:00 am
DEN
- SDF
1 stop12h 31m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:14 pm
SDF
- DEN
2 stops27h 19m
Multiple Airlines
Sat 10/176:00 am
DEN
- SDF
1 stop12h 31m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:25 pm
SDF
- DEN
2 stops18h 07m
Multiple Airlines
Sat 8/1511:59 pm
DEN
- SDF
1 stop8h 33m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:21 am
SDF
- DEN
1 stop26h 42m
Multiple Airlines
Wed 8/1210:00 am
DEN
- SDF
2 stops22h 32m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$366
Best flights from Louisville to ColoradoDiscover carefully curated flight deals from Louisville to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 15, 2026.
Discover carefully curated flight deals from Louisville to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 15, 2026.
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:30 pm
SDF
- COS
1 stop6h 50m
Southwest
Tue 10/66:00 am
COS
- SDF
1 stop7h 15m
Southwest
Deal found 7/10![Southwest logo]()
$243
This American Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
SDF
- GJT
1 stop6h 25m
American Airlines
Tue 10/61:09 pm
GJT
- SDF
1 stop6h 16m
American Airlines
Deal found 7/11![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:49 am
SDF
- COS
1 stop5h 38m
Delta
Wed 8/56:00 am
COS
- SDF
1 stop6h 18m
Delta
Deal found 7/10![Delta logo]()
$375
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:25 pm
SDF
- COS
1 stop6h 29m
United Airlines
Tue 8/187:00 am
COS
- SDF
1 stop5h 29m
United Airlines
Deal found 7/13![United Airlines logo]()
$380
This American Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am
SDF
- DRO
1 stop5h 48m
American Airlines
Sat 9/1912:40 pm
DRO
- SDF
1 stop6h 51m
American Airlines
Deal found 7/11![American Airlines logo]()
$368
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:40 am
SDF
- DEN
Nonstop2h 45m
Southwest
Thu 9/312:50 pm
DEN
- SDF
Nonstop2h 30m
Southwest
Deal found 7/14![Southwest logo]()
$373
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 am
SDF
- DEN
Nonstop3h 00m
United Airlines
Tue 9/299:50 am
DEN
- SDF
Nonstop2h 44m
United Airlines
Deal found 7/10![United Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:00 am
SDF
- DEN
1 stop5h 22m
Delta
Wed 9/3012:10 pm
DEN
- SDF
1 stop5h 00m
Delta
Deal found 7/14![Delta logo]()
$393
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/82:55 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Sat 8/1511:20 am
DEN
- SDF
Nonstop2h 35m
Southwest
Deal found 7/14![Southwest logo]()
$373
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:00 am
SDF
- DEN
Nonstop2h 55m
United Airlines
Sat 8/154:40 pm
DEN
- SDF
1 stop5h 19m
United Airlines
Deal found 7/14![United Airlines logo]()
$383
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:10 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Tue 9/295:45 pm
DEN
- SDF
Nonstop2h 45m
Southwest
Deal found 7/14![Southwest logo]()
$373
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:00 am
SDF
- DEN
1 stop8h 17m
United Airlines
Mon 9/145:45 pm
DEN
- SDF
Nonstop2h 44m
United Airlines
Deal found 7/10![United Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:45 pm
SDF
- COS
2 stops8h 10m
Southwest
Tue 8/186:55 am
COS
- SDF
1 stop9h 00m
Southwest
Deal found 7/14![Southwest logo]()
$385
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 am
SDF
- DEN
Nonstop3h 00m
United Airlines
Wed 9/304:40 pm
DEN
- SDF
1 stop5h 19m
United Airlines
Deal found 7/10![United Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:45 pm
SDF
- COS
2 stops8h 10m
Southwest
Sun 9/276:30 am
COS
- SDF
1 stop7h 50m
Southwest
Deal found 7/11![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:25 pm
SDF
- DEN
Nonstop3h 01m
United Airlines
Sat 9/124:06 pm
DEN
- SDF
1 stop5h 01m
United Airlines
Deal found 7/12![United Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:45 pm
SDF
- COS
1 stop6h 09m
United Airlines
Wed 8/191:03 pm
COS
- SDF
1 stop7h 28m
United Airlines
Deal found 7/11![United Airlines logo]()
$423
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:10 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Sun 8/1611:55 pm
DEN
- SDF
1 stop9h 15m
Southwest
Deal found 7/13![Southwest logo]()
$441
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:25 pm
SDF
- COS
1 stop7h 19m
United Airlines
Tue 8/187:00 am
COS
- SDF
1 stop5h 29m
United Airlines
Deal found 7/14![United Airlines logo]()
$423
This Southwest deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:35 pm
SDF
- COS
1 stop8h 45m
Southwest
Sun 8/26:00 am
COS
- SDF
1 stop6h 15m
Southwest
Deal found 7/9![Southwest logo]()
$447
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:25 pm
SDF
- DRO
1 stop7h 10m
United Airlines
Wed 11/41:32 pm
DRO
- SDF
1 stop6h 51m
United Airlines
Deal found 7/9![United Airlines logo]()
$428
This deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:00 am
SDF
- DRO
1 stop6h 32m
United Airlines
Sat 8/227:00 am
DRO
- SDF
1 stop5h 29m
United Airlines
Deal found 7/12![United Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:15 am
SDF
- DRO
2 stops9h 17m
United Airlines
Sat 9/191:34 pm
DRO
- SDF
1 stop6h 55m
United Airlines
Deal found 7/11![United Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:25 pm
SDF
- GJT
1 stop7h 10m
United Airlines
Wed 8/265:30 am
GJT
- SDF
1 stop6h 59m
United Airlines
Deal found 7/10![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:15 am
SDF
- GJT
2 stops7h 29m
United Airlines
Tue 10/61:34 pm
GJT
- SDF
1 stop6h 56m
United Airlines
Deal found 7/10![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:10 am
SDF
- ASE
2 stops11h 45m
American Airlines
Sun 8/167:00 am
ASE
- SDF
2 stops10h 25m
American Airlines
Deal found 7/12![American Airlines logo]()
$1,392
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:50 pm
SDF
- ASE
1 stop6h 10m
United Airlines
Sat 8/11:07 pm
ASE
- SDF
1 stop7h 52m
United Airlines
Deal found 7/14![United Airlines logo]()
$659
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:00 am
SDF
- ASE
1 stop4h 51m
United Airlines
Sun 8/162:15 pm
ASE
- SDF
1 stop6h 16m
United Airlines
Deal found 7/12![United Airlines logo]()
$789
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:15 am
SDF
- ASE
2 stops7h 29m
United Airlines
Sun 9/137:12 pm
ASE
- SDF
2 stops12h 45m
United Airlines
Deal found 7/12![United Airlines logo]()
$1,491
Last-minute flights from Louisville to ColoradoDiscover last-minute flight deals from Louisville to Colorado. Data last updated July 15, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Colorado. Data last updated July 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:51 pm
SDF
- DEN
1 stop23h 43m
Multiple Airlines
Sat 8/811:59 pm
DEN
- SDF
2 stops42h 21m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/211:13 am
SDF
- DEN
2 stops53h 10m
Multiple Airlines
Sat 8/811:59 pm
DEN
- SDF
1 stop8h 33m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:00 am
SDF
- COS
1 stop6h 23m
United Airlines
Tue 8/1111:55 am
COS
- SDF
1 stop6h 41m
United Airlines
Deal found 7/13![United Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:25 pm
SDF
- COS
1 stop8h 13m
Delta
Tue 8/1111:27 am
COS
- SDF
2 stops11h 07m
Delta
Deal found 7/13![Delta logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:06 pm
SDF
- DEN
2 stops19h 55m
Multiple Airlines
Wed 8/1211:59 pm
DEN
- SDF
1 stop8h 33m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:12 am
SDF
- DEN
1 stop13h 17m
Multiple Airlines
Sat 8/1511:59 pm
DEN
- SDF
1 stop8h 33m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:24 pm
SDF
- DEN
2 stops41h 08m
Multiple Airlines
Thu 8/2010:29 pm
DEN
- SDF
1 stop19h 19m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:35 pm
SDF
- COS
1 stop7h 52m
United Airlines
Wed 8/191:03 pm
COS
- SDF
2 stops8h 56m
United Airlines
Deal found 7/9![United Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:50 am
SDF
- COS
2 stops7h 45m
Southwest
Sat 8/227:00 am
COS
- SDF
2 stops8h 15m
Southwest
Deal found 7/11![Southwest logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:12 am
SDF
- DEN
1 stop13h 55m
Multiple Airlines
Wed 8/269:06 pm
DEN
- SDF
2 stops34h 43m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:48 pm
SDF
- DEN
1 stop24h 56m
Multiple Airlines
Wed 8/269:06 pm
DEN
- SDF
2 stops34h 43m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:25 pm
SDF
- DEN
Nonstop3h 01m
United Airlines
Wed 9/25:45 pm
DEN
- SDF
Nonstop2h 46m
United Airlines
Deal found 7/13![United Airlines logo]()
$373
One-way flights from Louisville to ColoradoSearch for one-way flight options from Louisville to Colorado. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
Search for one-way flight options from Louisville to Colorado. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am
SDF
- COS
1 stop5h 22m
American Airlines
Deal found 7/10![American Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/109:06 pm
SDF
- DEN
1 stop15h 19m
Allegiant Air
Deal found 7/10![Allegiant Air logo]()
$124
This Southwest deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:45 pm
SDF
- COS
2 stops8h 10m
Southwest
Deal found 7/10![Southwest logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/99:24 pm
SDF
- DEN
2 stops20h 30m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$132
This Southwest deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:40 am
SDF
- DEN
Nonstop2h 45m
Southwest
Deal found 7/12![Southwest logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:10 pm
SDF
- DEN
2 stops24h 53m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$145
This Delta deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:30 pm
SDF
- DEN
1 stop5h 21m
Delta
Deal found 7/11![Delta logo]()
$146
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:54 pm
SDF
- DEN
1 stop5h 40m
Delta
Deal found 7/10![Delta logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:24 pm
SDF
- DEN
2 stops43h 07m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:55 am
SDF
- COS
1 stop6h 40m
Southwest
Deal found 7/13![Southwest logo]()
$167
This American Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:30 pm
SDF
- COS
1 stop5h 23m
American Airlines
Deal found 7/13![American Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:30 am
SDF
- COS
1 stop8h 10m
Southwest
Deal found 7/14![Southwest logo]()
$254
Find flight deals from Louisville to Colorado
Keep the following information in mind while searching for Louisville to Colorado flight deals. Data was last updated July 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $243 (Southwest) |
One-way from | $122 (American Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $490 |
Good round-trip deal | $419 or less |
Good one-way deal | $238 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 15, 2026.
Use the filters below to find and compare flights from Louisville to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleColorado Springs
SDF - COS
SDFCOS
Louisville Intl
Fri 10/2
3:30 pm-8:20 pm
1 stop6h 50m
Colorado Springs
Tue 10/6
6:00 am-3:15 pm
1 stop7h 15m
$243
LouisvilleGrand Junction
SDF - GJT
SDFGJT
Louisville Intl
Wed 9/30
6:00 am-10:25 am
1 stop6h 25m
Grand Junction Regnl
Tue 10/6
1:09 pm-9:25 pm
1 stop6h 16m
$349
LouisvilleDurango
SDF - DRO
SDFDRO
Louisville Intl
Fri 9/11
6:00 am-9:48 am
1 stop5h 48m
Durango La Plata County
Sat 9/19
12:40 pm-9:31 pm
1 stop6h 51m
$368
Quickest round-trip
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Mon 8/31
10:40 am-11:25 am
Nonstop2h 45m
Denver Intl
Thu 9/3
12:50 pm-5:20 pm
Nonstop2h 30m
$373
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Sat 8/8
2:55 pm-3:40 pm
Nonstop2h 45m
Denver Intl
Sat 8/15
11:20 am-3:55 pm
Nonstop2h 35m
$373
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Wed 9/23
12:10 pm-12:55 pm
Nonstop2h 45m
Denver Intl
Tue 9/29
5:45 pm-10:30 pm
Nonstop2h 45m
$373
LouisvilleColorado Springs
SDF - COS
SDFCOS
Louisville Intl
Wed 7/29
6:49 am-10:27 am
1 stop5h 38m
Colorado Springs
Wed 8/5
6:00 am-2:18 pm
1 stop6h 18m
$375
LouisvilleColorado Springs
SDF - COS
SDFCOS
Louisville Intl
Fri 8/14
3:25 pm-7:54 pm
1 stop6h 29m
Colorado Springs
Tue 8/18
7:00 am-2:29 pm
1 stop5h 29m
$380
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Mon 9/21
8:00 am-9:00 am
Nonstop3h 00m
Denver Intl
Tue 9/29
9:50 am-2:34 pm
Nonstop2h 44m
$381
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Sat 8/8
8:00 am-8:55 am
Nonstop2h 55m
Denver Intl
Sat 8/15
4:40 pm-11:59 pm
1 stop5h 19m
$383
Showing 1-10 of 55 resultsSorted by cheapest first
Best time to book a flight from Louisville to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Louisville with our price prediction graph.
SDF-COS
SDF-DEN
SDF-GJT
SDF-DRO
SDF-ASE
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Louisville to Colorado
SDF-USCO
SDF-COS
SDF-DEN
SDF-GJT
SDF-DRO
What is the cheapest month to book a flight from Louisville to Colorado?
Currently, July is the cheapest month in which you can book a flight from Louisville to Colorado (average of $98). Flying from Louisville to Colorado in June is currently the most expensive (average of $297). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SDF to CO?
Find hourly flight availability from Louisville to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 15, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 19% on flights from Louisville to Colorado by exploring options for tickets in the evening.
How much does it cost to fly round-trip from Louisville to Colorado?
How far ahead should I book a flight from Louisville to Colorado?
Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to Colorado. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated July 15, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Louisville to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Louisville to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Louisville to Colorado
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Louisville to Colorado by cabin class
Find flights from Louisville to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Louisville and Colorado flights
Browse other Louisville and Colorado flight options. Last updated on July 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Louisville to Colorado flights
Consider these flights traveling from Louisville to Colorado.
Top 4 airlines flying from Louisville to Colorado
Discover the top 4 airlines that operate flights from Louisville to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$175 | Average$463 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$210 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$284 | Average$428 | FlexibilityNo cancel fee | On-time63% |