$136+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DEN
Jul 21 — Jul 281
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 June 21, 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 June 21, 2026.
This United Airlines deal was found by Cheapflights users on 6/20. 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 9/298:00 am
SDF
- DEN
Nonstop2h 58m
United Airlines
Sat 10/35:48 pm
DEN
- SDF
Nonstop2h 42m
United Airlines
Deal found 6/20![United Airlines logo]()
$271
This Southwest deal was found by Cheapflights users on 6/20. 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 9/2912:10 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Tue 10/66:20 am
DEN
- SDF
1 stop9h 00m
Southwest
Deal found 6/20![Southwest logo]()
$281
This United Airlines deal was found by Cheapflights users on 6/21. 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 9/223:25 pm
SDF
- DEN
Nonstop3h 00m
United Airlines
Thu 10/19:50 am
DEN
- SDF
Nonstop2h 44m
United Airlines
Deal found 6/21![United Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 6/19. 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 7/211:00 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Wed 7/227:40 pm
DEN
- SDF
Nonstop2h 40m
Southwest
Deal found 6/19![Southwest logo]()
$284
This Southwest deal was found by Cheapflights users on 6/20. 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 9/2912:10 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Sat 10/311:05 am
DEN
- SDF
2 stops6h 45m
Southwest
Deal found 6/20![Southwest logo]()
$286
This American Airlines deal was found by Cheapflights users on 6/20. 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.
Tue 9/297:03 am
SDF
- COS
1 stop7h 45m
American Airlines
Sat 10/38:00 am
COS
- SDF
1 stop5h 28m
American Airlines
Deal found 6/20![American Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 6/21. 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 7/146:00 am
SDF
- DEN
1 stop7h 05m
Delta
Tue 7/143:10 pm
DEN
- SDF
1 stop7h 16m
Delta
Deal found 6/21![Delta logo]()
$291
This Southwest deal was found by Cheapflights users on 6/18. 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
Wed 8/194:55 pm
DEN
- SDF
Nonstop2h 35m
Southwest
Deal found 6/18![Southwest logo]()
$293
This Delta deal was found by Cheapflights users on 6/20. 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 9/293:43 pm
SDF
- COS
2 stops8h 41m
Delta
Sat 10/36:00 am
COS
- SDF
1 stop6h 58m
Delta
Deal found 6/20![Delta logo]()
$296
This Southwest deal was found by Cheapflights users on 6/21. 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 9/2212:10 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Thu 10/17:50 am
DEN
- SDF
2 stops7h 50m
Southwest
Deal found 6/21![Southwest logo]()
$297
This Southwest deal was found by Cheapflights users on 6/17. 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 8/64:15 pm
SDF
- COS
1 stop9h 20m
Southwest
Wed 8/126:55 am
COS
- SDF
1 stop9h 00m
Southwest
Deal found 6/17![Southwest logo]()
$329
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 7/146:38 am
SDF
- COS
1 stop5h 14m
American Airlines
Tue 7/213:41 pm
COS
- SDF
1 stop6h 05m
American Airlines
Deal found 6/19![American Airlines logo]()
$333
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 June 21, 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 June 21, 2026.
This Delta deal was found by Cheapflights users on 6/20. 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 9/293:43 pm
SDF
- COS
2 stops8h 41m
Delta
Sat 10/36:00 am
COS
- SDF
1 stop6h 58m
Delta
Deal found 6/20![Delta logo]()
$296
This United Airlines deal was found by Cheapflights users on 6/19. 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 8/1510:23 am
SDF
- DEN
1 stop6h 08m
United Airlines
Sat 8/225:45 pm
DEN
- SDF
Nonstop2h 46m
United Airlines
Deal found 6/19![United Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 6/17. 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 8/64:15 pm
SDF
- COS
1 stop9h 20m
Southwest
Wed 8/126:55 am
COS
- SDF
1 stop9h 00m
Southwest
Deal found 6/17![Southwest logo]()
$329
This American Airlines deal was found by Cheapflights users on 6/20. 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.
Sat 8/297:03 am
SDF
- DRO
1 stop6h 57m
American Airlines
Sat 9/512:40 pm
DRO
- SDF
1 stop7h 37m
American Airlines
Deal found 6/20![American Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 6/16. 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 9/2612:40 pm
SDF
- DEN
2 stops7h 50m
Southwest
Mon 10/511:55 pm
DEN
- SDF
1 stop9h 15m
Southwest
Deal found 6/16![Southwest logo]()
$346
This United Airlines deal was found by Cheapflights users on 6/19. 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 11/45:25 am
SDF
- GJT
2 stops9h 10m
United Airlines
Mon 11/91:40 pm
GJT
- SDF
1 stop6h 43m
United Airlines
Deal found 6/19![United Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 6/16. 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 8/274:01 pm
SDF
- ASE
1 stop6h 15m
American Airlines
Thu 9/32:20 pm
ASE
- SDF
1 stop6h 57m
American Airlines
Deal found 6/16![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 6/20. 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 9/294:00 pm
SDF
- COS
2 stops7h 45m
Southwest
Sat 10/36:55 am
COS
- SDF
2 stops9h 10m
Southwest
Deal found 6/20![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 6/20. 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 9/228:00 am
SDF
- DEN
Nonstop3h 00m
United Airlines
Wed 9/308:51 am
DEN
- SDF
1 stop8h 20m
United Airlines
Deal found 6/20![United Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 6/20. 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 7/16:49 am
SDF
- COS
1 stop5h 41m
Delta
Fri 7/36:20 pm
COS
- SDF
2 stops13h 35m
Delta
Deal found 6/20![Delta logo]()
$433
This Southwest deal was found by Cheapflights users on 6/16. 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 8/1212:10 pm
SDF
- COS
1 stop5h 50m
Southwest
Fri 8/145:30 am
COS
- SDF
1 stop7h 10m
Southwest
Deal found 6/16![Southwest logo]()
$372
This United Airlines deal was found by Cheapflights users on 6/19. 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 9/223:25 pm
SDF
- DEN
Nonstop3h 00m
United Airlines
Thu 9/245:48 pm
DEN
- SDF
Nonstop2h 42m
United Airlines
Deal found 6/19![United Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 6/20. 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 10/277:00 am
SDF
- DEN
1 stop6h 22m
United Airlines
Wed 10/287:45 am
DEN
- SDF
1 stop7h 16m
United Airlines
Deal found 6/20![United Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 6/17. 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 9/21:15 pm
SDF
- COS
2 stops8h 55m
Southwest
Tue 9/86:55 am
COS
- SDF
1 stop9h 00m
Southwest
Deal found 6/17![Southwest logo]()
$387
This United Airlines deal was found by Cheapflights users on 6/18. 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 7/253:25 pm
SDF
- DEN
Nonstop2h 59m
United Airlines
Tue 7/286:08 pm
DEN
- SDF
Nonstop2h 51m
United Airlines
Deal found 6/18![United Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 6/20. 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 9/216:45 am
SDF
- DEN
1 stop5h 15m
Southwest
Mon 9/285:00 am
DEN
- SDF
1 stop6h 05m
Southwest
Deal found 6/20![Southwest logo]()
$400
This United Airlines deal was found by Cheapflights users on 6/20. 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 10/271:56 pm
SDF
- COS
2 stops8h 53m
United Airlines
Wed 10/285:30 am
COS
- SDF
1 stop6h 50m
United Airlines
Deal found 6/20![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 6/16. 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 9/233:25 pm
SDF
- DEN
Nonstop3h 00m
United Airlines
Tue 9/295:48 pm
DEN
- SDF
Nonstop2h 42m
United Airlines
Deal found 6/16![United Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 6/19. 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 7/144:15 pm
SDF
- COS
2 stops8h 45m
Southwest
Tue 7/215:10 pm
COS
- SDF
1 stop5h 10m
Southwest
Deal found 6/19![Southwest logo]()
$442
This United Airlines deal was found by Cheapflights users on 6/18. 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 8/263:25 pm
SDF
- DEN
Nonstop3h 01m
United Airlines
Mon 8/314:40 pm
DEN
- SDF
1 stop5h 19m
United Airlines
Deal found 6/18![United Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 6/17. 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 8/318:00 am
SDF
- DEN
Nonstop3h 01m
United Airlines
Wed 9/99:40 am
DEN
- SDF
Nonstop2h 43m
United Airlines
Deal found 6/17![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/20. 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 7/83:25 pm
SDF
- GJT
1 stop7h 09m
United Airlines
Sat 7/113:15 pm
GJT
- SDF
1 stop5h 44m
United Airlines
Deal found 6/20![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 6/17. 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 10/33:36 pm
SDF
- GJT
1 stop6h 54m
United Airlines
Wed 10/71:34 pm
GJT
- SDF
1 stop6h 56m
United Airlines
Deal found 6/17![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 6/19. 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 10/273:25 pm
SDF
- DRO
1 stop7h 10m
United Airlines
Sat 10/313:19 pm
DRO
- SDF
1 stop5h 04m
United Airlines
Deal found 6/19![United Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 6/16. 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 11/143:20 pm
SDF
- DRO
1 stop7h 20m
United Airlines
Wed 11/181:15 pm
DRO
- SDF
1 stop6h 42m
United Airlines
Deal found 6/16![United Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 6/17. 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 8/299:00 am
SDF
- DRO
2 stops7h 49m
United Airlines
Sat 9/510:25 am
DRO
- SDF
2 stops11h 34m
United Airlines
Deal found 6/17![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 6/20. 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 12/83:20 pm
SDF
- GJT
1 stop7h 07m
United Airlines
Sat 12/121:20 pm
GJT
- SDF
1 stop6h 37m
United Airlines
Deal found 6/20![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 6/19. 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
- GJT
1 stop7h 10m
United Airlines
Tue 8/1811:19 am
GJT
- SDF
2 stops10h 40m
United Airlines
Deal found 6/19![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 6/17. 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 8/197:25 am
SDF
- ASE
1 stop6h 04m
United Airlines
Wed 8/262:15 pm
ASE
- SDF
1 stop6h 16m
United Airlines
Deal found 6/17![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 6/17. 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 11/177:30 am
SDF
- ASE
1 stop5h 34m
United Airlines
Wed 11/187:00 am
ASE
- SDF
1 stop5h 27m
United Airlines
Deal found 6/17![United Airlines logo]()
$479
Last-minute flights from Louisville to ColoradoDiscover last-minute flight deals from Louisville to Colorado. Data last updated June 21, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Colorado. Data last updated June 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/20. 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 7/16:49 am
SDF
- COS
1 stop5h 41m
Delta
Fri 7/36:20 pm
COS
- SDF
2 stops13h 35m
Delta
Deal found 6/20![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/65:50 pm
SDF
- COS
1 stop6h 05m
United Airlines
Wed 7/151:30 pm
COS
- SDF
1 stop7h 29m
United Airlines
Deal found 6/17![United Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 6/20. 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 7/83:25 pm
SDF
- GJT
1 stop7h 09m
United Airlines
Sat 7/113:15 pm
GJT
- SDF
1 stop5h 44m
United Airlines
Deal found 6/20![United Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 6/16. 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 7/811:09 am
SDF
- GJT
1 stop7h 16m
American Airlines
Thu 7/910:56 am
GJT
- SDF
1 stop6h 02m
American Airlines
Deal found 6/16![American Airlines logo]()
$473
This American Airlines deal was found by Cheapflights users on 6/17. 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 7/96:38 am
SDF
- COS
1 stop5h 14m
American Airlines
Mon 7/133:46 pm
COS
- SDF
1 stop6h 00m
American Airlines
Deal found 6/17![American Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Tue 7/146:38 am
SDF
- COS
1 stop5h 14m
American Airlines
Tue 7/213:41 pm
COS
- SDF
1 stop6h 05m
American Airlines
Deal found 6/19![American Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 6/19. 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 7/144:15 pm
SDF
- COS
2 stops8h 45m
Southwest
Tue 7/215:10 pm
COS
- SDF
1 stop5h 10m
Southwest
Deal found 6/19![Southwest logo]()
$442
This American Airlines deal was found by Cheapflights users on 6/18. 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 7/236:38 am
SDF
- COS
1 stop5h 14m
American Airlines
Mon 7/273:46 pm
COS
- SDF
1 stop6h 00m
American Airlines
Deal found 6/18![American Airlines logo]()
$492
This Southwest deal was found by Cheapflights users on 6/18. 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 7/235:50 am
SDF
- COS
2 stops8h 10m
Southwest
Mon 7/272:40 pm
COS
- SDF
1 stop5h 20m
Southwest
Deal found 6/18![Southwest logo]()
$500
This American Airlines deal was found by Cheapflights users on 6/17. 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 7/296:01 pm
SDF
- GJT
1 stop6h 50m
American Airlines
Sat 8/110:56 am
GJT
- SDF
1 stop6h 02m
American Airlines
Deal found 6/17![American Airlines logo]()
$455
This American Airlines deal was found by Cheapflights users on 6/20. 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 7/316:38 am
SDF
- COS
1 stop5h 14m
American Airlines
Fri 8/710:12 am
COS
- SDF
1 stop6h 06m
American Airlines
Deal found 6/20![American Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 6/20. 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
Fri 8/710:25 am
COS
- SDF
2 stops8h 05m
Southwest
Deal found 6/20![Southwest logo]()
$432
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 June 21, 2026.
Search for one-way flight options from Louisville to Colorado. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
This United Airlines deal was found by Cheapflights users on 6/21. 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 7/183:25 pm
SDF
- DEN
Nonstop2h 59m
United Airlines
Deal found 6/21![United Airlines logo]()
$136
This American Airlines deal was found by Cheapflights users on 6/20. 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 9/166:00 am
SDF
- COS
1 stop5h 22m
American Airlines
Deal found 6/20![American Airlines logo]()
$146
This Delta deal was found by Cheapflights users on 6/19. 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 7/157:49 pm
SDF
- DEN
1 stop5h 38m
Delta
Deal found 6/19![Delta logo]()
$146
This United Airlines deal was found by Cheapflights users on 6/19. 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
- DEN
Nonstop2h 59m
United Airlines
Deal found 6/19![United Airlines logo]()
$147
This Southwest deal was found by Cheapflights users on 6/18. 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 7/211:00 pm
SDF
- DEN
Nonstop2h 45m
Southwest
Deal found 6/18![Southwest logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 stops28h 47m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$150
This Delta deal was found by Cheapflights users on 6/20. 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 9/164:29 pm
SDF
- COS
2 stops7h 55m
Delta
Deal found 6/20![Delta logo]()
$151
This Southwest deal was found by Cheapflights users on 6/19. 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 7/1412:40 pm
SDF
- DEN
2 stops9h 25m
Southwest
Deal found 6/19![Southwest logo]()
$151
This American Airlines deal was found by Cheapflights users on 6/20. 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 9/247:35 pm
SDF
- COS
1 stop5h 20m
American Airlines
Deal found 6/20![American Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 6/20. 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 8/133:20 pm
SDF
- DEN
1 stop6h 40m
Southwest
Deal found 6/20![Southwest logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 8/179:10 pm
SDF
- DEN
2 stops21h 35m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$160
This United Airlines deal was found by Cheapflights users on 6/17. 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 8/63:25 pm
SDF
- DEN
Nonstop2h 59m
United Airlines
Deal found 6/17![United Airlines logo]()
$162
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 June 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (United Airlines) |
One-way from | $136 (United Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $486 |
Good round-trip deal | $407 or less |
Good one-way deal | $244 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 June 21, 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
Tue 9/29
3:43 pm-10:24 pm
2 stops8h 41m
Colorado Springs
Sat 10/3
6:00 am-2:58 pm
1 stop6h 58m
$296
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Sat 8/15
10:23 am-2:31 pm
1 stop6h 08m
Denver Intl
Sat 8/22
5:45 pm-10:31 pm
Nonstop2h 46m
$303
LouisvilleColorado Springs
SDF - COS
SDFCOS
Louisville Intl
Thu 8/6
4:15 pm-11:35 pm
1 stop9h 20m
Colorado Springs
Wed 8/12
6:55 am-5:55 pm
1 stop9h 00m
$329
LouisvilleDurango
SDF - DRO
SDFDRO
Louisville Intl
Sat 8/29
7:03 am-12:00 pm
1 stop6h 57m
Durango La Plata County
Sat 9/5
12:40 pm-10:17 pm
1 stop7h 37m
$338
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Sat 9/26
12:40 pm-6:30 pm
2 stops7h 50m
Denver Intl
Mon 10/5
11:55 pm-11:10 am
1 stop9h 15m
$346
LouisvilleGrand Junction
SDF - GJT
SDFGJT
Louisville Intl
Wed 11/4
5:25 am-12:35 pm
2 stops9h 10m
Grand Junction Regnl
Mon 11/9
1:40 pm-10:23 pm
1 stop6h 43m
$354
LouisvilleAspen
SDF - ASE
SDFASE
Louisville Intl
Thu 8/27
4:01 pm-8:16 pm
1 stop6h 15m
Aspen Pitkin County
Thu 9/3
2:20 pm-11:17 pm
1 stop6h 57m
$359
LouisvilleColorado Springs
SDF - COS
SDFCOS
Louisville Intl
Tue 9/29
4:00 pm-9:45 pm
2 stops7h 45m
Colorado Springs
Sat 10/3
6:55 am-6:05 pm
2 stops9h 10m
$366
LouisvilleDenver
SDF - DEN
SDFDEN
Louisville Intl
Tue 9/22
8:00 am-9:00 am
Nonstop3h 00m
Denver Intl
Wed 9/30
8:51 am-7:11 pm
1 stop8h 20m
$371
LouisvilleColorado Springs
SDF - COS
SDFCOS
Louisville Intl
Wed 8/12
12:10 pm-4:00 pm
1 stop5h 50m
Colorado Springs
Fri 8/14
5:30 am-2:40 pm
1 stop7h 10m
$372
Showing 1-10 of 52 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-DEN
SDF-COS
SDF-ASE
SDF-GJT
SDF-DRO
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-DEN
SDF-COS
SDF-ASE
SDF-GJT
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 June 21, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 18% on flights from Louisville to Colorado by exploring options for tickets in the evening.
Weekly flight availability from Louisville to Colorado
Explore weekly flight availability from Louisville to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 21, 2026.
The most flights from SDF to USCO are scheduled on a Friday (4 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).
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 June 21, 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.
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
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 June 21, 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 June 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$401 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$175 | Average$454 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$210 | Average$468 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$267 | Average$425 | FlexibilityNo cancel fee | On-time63% |