$282+ Cheap flights from Killeen (GRK) 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — DEN
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from Killeen to Colorado with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Killeen to ColoradoExplore the most affordable flight options available from Killeen to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
Explore the most affordable flight options available from Killeen to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/265:00 am
GRK
- DEN
1 stop4h 25m
American Airlines
Wed 9/212:39 pm
DEN
- GRK
1 stop5h 13m
American Airlines
Deal found 7/29![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 7/29. 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 12/1310:31 am
GRK
- COS
1 stop6h 10m
American Airlines
Sat 1/93:17 pm
COS
- GRK
1 stop6h 26m
American Airlines
Deal found 7/29![American Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 7/31. 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 7/3112:42 pm
GRK
- COS
1 stop6h 52m
American Airlines
Sat 8/13:49 pm
COS
- GRK
1 stop6h 50m
American Airlines
Deal found 7/31![American Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/277:22 pm
GRK
- DEN
1 stop5h 31m
American Airlines
Thu 9/34:21 pm
DEN
- GRK
1 stop3h 44m
American Airlines
Deal found 7/30![American Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 8/1. 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 8/2112:37 pm
GRK
- COS
1 stop5h 05m
American Airlines
Mon 8/243:51 pm
COS
- GRK
1 stop4h 08m
American Airlines
Deal found 8/1![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/209:59 am
GRK
- DEN
1 stop5h 25m
American Airlines
Mon 8/247:20 am
DEN
- GRK
1 stop3h 47m
American Airlines
Deal found 7/29![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/275:00 am
GRK
- COS
1 stop5h 18m
American Airlines
Thu 9/38:00 am
COS
- GRK
1 stop5h 35m
American Airlines
Deal found 7/30![American Airlines logo]()
$646
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/283:05 pm
GRK
- COS
1 stop4h 35m
American Airlines
Fri 9/41:17 pm
COS
- GRK
1 stop6h 42m
American Airlines
Deal found 7/31![American Airlines logo]()
$647
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/2812:37 pm
GRK
- DEN
1 stop6h 00m
American Airlines
Fri 9/412:39 pm
DEN
- GRK
1 stop5h 13m
American Airlines
Deal found 7/30![American Airlines logo]()
$649
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/315:00 am
GRK
- DEN
1 stop5h 52m
American Airlines
Thu 9/35:06 am
DEN
- GRK
1 stop6h 01m
American Airlines
Deal found 7/31![American Airlines logo]()
$651
This American Airlines deal was found by Cheapflights users on 7/29. 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 11/216:43 pm
GRK
- DEN
1 stop6h 07m
American Airlines
Sat 11/289:07 am
DEN
- GRK
1 stop4h 34m
American Airlines
Deal found 7/29![American Airlines logo]()
$654
This American Airlines deal was found by Cheapflights users on 7/29. 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 11/246:43 pm
GRK
- COS
1 stop5h 17m
American Airlines
Mon 11/305:17 pm
COS
- GRK
1 stop5h 29m
American Airlines
Deal found 7/29![American Airlines logo]()
$662
Best flights from Killeen to ColoradoDiscover carefully curated flight deals from Killeen to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Killeen to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/265:00 am
GRK
- DEN
1 stop4h 25m
American Airlines
Wed 9/212:39 pm
DEN
- GRK
1 stop5h 13m
American Airlines
Deal found 7/29![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 8/1. 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 12/1310:31 am
GRK
- COS
1 stop6h 10m
American Airlines
Sat 1/93:17 pm
COS
- GRK
1 stop6h 26m
American Airlines
Deal found 8/1![American Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/277:22 pm
GRK
- DEN
1 stop5h 31m
American Airlines
Thu 9/34:21 pm
DEN
- GRK
1 stop3h 44m
American Airlines
Deal found 7/30![American Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 8/1. 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 8/2112:37 pm
GRK
- COS
1 stop5h 05m
American Airlines
Mon 8/243:51 pm
COS
- GRK
1 stop4h 08m
American Airlines
Deal found 8/1![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/283:05 pm
GRK
- COS
1 stop4h 35m
American Airlines
Fri 9/41:17 pm
COS
- GRK
1 stop6h 42m
American Airlines
Deal found 7/31![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/203:05 pm
GRK
- DEN
1 stop5h 33m
American Airlines
Mon 8/246:25 am
DEN
- GRK
1 stop4h 42m
American Airlines
Deal found 7/30![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/2812:37 pm
GRK
- DEN
1 stop6h 00m
American Airlines
Fri 9/412:39 pm
DEN
- GRK
1 stop5h 13m
American Airlines
Deal found 7/30![American Airlines logo]()
$649
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/315:00 am
GRK
- DEN
1 stop5h 52m
American Airlines
Thu 9/35:06 am
DEN
- GRK
1 stop6h 01m
American Airlines
Deal found 7/31![American Airlines logo]()
$651
This American Airlines deal was found by Cheapflights users on 7/29. 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 11/246:43 pm
GRK
- COS
1 stop5h 17m
American Airlines
Mon 11/305:17 pm
COS
- GRK
1 stop5h 29m
American Airlines
Deal found 7/29![American Airlines logo]()
$662
This American Airlines deal was found by Cheapflights users on 7/29. 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 11/2012:26 pm
GRK
- DEN
1 stop4h 09m
American Airlines
Sat 11/284:23 pm
DEN
- GRK
1 stop6h 23m
American Airlines
Deal found 7/29![American Airlines logo]()
$695
This American Airlines deal was found by Cheapflights users on 8/1. 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 12/1811:57 am
GRK
- COS
1 stop4h 57m
American Airlines
Fri 1/16:00 am
COS
- GRK
1 stop4h 27m
American Airlines
Deal found 8/1![American Airlines logo]()
$904
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/275:00 am
GRK
- COS
2 stops8h 47m
American Airlines
Thu 9/33:51 pm
COS
- GRK
1 stop4h 14m
American Airlines
Deal found 7/30![American Airlines logo]()
$1,068
Last-minute flights from Killeen to ColoradoDiscover last-minute flight deals from Killeen to Colorado. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Colorado. Data last updated August 1, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/31. 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 7/3112:42 pm
GRK
- COS
1 stop6h 52m
American Airlines
Sat 8/13:49 pm
COS
- GRK
1 stop6h 50m
American Airlines
Deal found 7/31![American Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/209:59 am
GRK
- DEN
1 stop5h 25m
American Airlines
Mon 8/247:20 am
DEN
- GRK
1 stop3h 47m
American Airlines
Deal found 7/29![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 8/1. 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 8/2112:37 pm
GRK
- COS
1 stop5h 05m
American Airlines
Mon 8/243:51 pm
COS
- GRK
1 stop4h 08m
American Airlines
Deal found 8/1![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/265:00 am
GRK
- DEN
1 stop4h 25m
American Airlines
Wed 9/212:39 pm
DEN
- GRK
1 stop5h 13m
American Airlines
Deal found 7/29![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/277:22 pm
GRK
- DEN
1 stop5h 31m
American Airlines
Thu 9/34:21 pm
DEN
- GRK
1 stop3h 44m
American Airlines
Deal found 7/30![American Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/275:00 am
GRK
- COS
1 stop5h 18m
American Airlines
Thu 9/38:00 am
COS
- GRK
1 stop5h 35m
American Airlines
Deal found 7/30![American Airlines logo]()
$646
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/283:05 pm
GRK
- COS
1 stop4h 35m
American Airlines
Fri 9/41:17 pm
COS
- GRK
1 stop6h 42m
American Airlines
Deal found 7/31![American Airlines logo]()
$647
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/2812:37 pm
GRK
- DEN
1 stop6h 00m
American Airlines
Fri 9/412:39 pm
DEN
- GRK
1 stop5h 13m
American Airlines
Deal found 7/30![American Airlines logo]()
$649
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/315:00 am
GRK
- DEN
1 stop5h 52m
American Airlines
Thu 9/35:06 am
DEN
- GRK
1 stop6h 01m
American Airlines
Deal found 7/31![American Airlines logo]()
$651
One-way flights from Killeen to ColoradoSearch for one-way flight options from Killeen to Colorado. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Killeen to Colorado. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/512:37 pm
GRK
- DEN
1 stop3h 52m
American Airlines
Deal found 7/31![American Airlines logo]()
$282
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/107:15 pm
GRK
- DEN
2 stops19h 32m
American Airlines
Deal found 7/31![American Airlines logo]()
$366
This American Airlines deal was found by Cheapflights users on 8/1. 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 8/313:05 pm
GRK
- DEN
2 stops23h 36m
American Airlines
Deal found 8/1![American Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/137:15 pm
GRK
- DEN
2 stops14h 22m
American Airlines
Deal found 7/31![American Airlines logo]()
$401
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/225:00 am
GRK
- DEN
2 stops19h 59m
American Airlines
Deal found 7/31![American Airlines logo]()
$415
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/67:00 am
GRK
- DEN
2 stops17h 59m
American Airlines
Deal found 7/31![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/113:05 pm
GRK
- DEN
1 stop5h 33m
American Airlines
Deal found 7/31![American Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/412:37 pm
GRK
- DEN
2 stops21h 13m
American Airlines
Deal found 7/31![American Airlines logo]()
$503
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/135:00 am
GRK
- DEN
1 stop5h 52m
American Airlines
Deal found 7/31![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/175:00 am
GRK
- DEN
2 stops19h 59m
American Airlines
Deal found 7/31![American Airlines logo]()
$523
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/35:00 am
GRK
- DEN
2 stops17h 42m
American Airlines
Deal found 7/31![American Airlines logo]()
$630
Find flight deals from Killeen to Colorado
Keep the following information in mind while searching for Killeen to Colorado flight deals. Data was last updated August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $486 (American Airlines) |
One-way from | $282 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Killeen 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 August 1, 2026.
Use the filters below to find and compare flights from Killeen to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KilleenDenver
GRK - DEN
GRKDEN
Killeen Fort Hood Regional
Wed 8/26
5:00 am-8:25 am
1 stop4h 25m
Denver Intl
Wed 9/2
12:39 pm-6:52 pm
1 stop5h 13m
$486
KilleenColorado Springs
GRK - COS
GRKCOS
Killeen Fort Hood Regional
Sun 12/13
10:31 am-3:41 pm
1 stop6h 10m
Colorado Springs
Sat 1/9
3:17 pm-10:43 pm
1 stop6h 26m
$518
KilleenDenver
GRK - DEN
GRKDEN
Killeen Fort Hood Regional
Thu 8/27
7:22 pm-11:53 pm
1 stop5h 31m
Denver Intl
Thu 9/3
4:21 pm-9:05 pm
1 stop3h 44m
$644
Quickest round-trip
KilleenColorado Springs
GRK - COS
GRKCOS
Killeen Fort Hood Regional
Fri 8/21
12:37 pm-4:42 pm
1 stop5h 05m
Colorado Springs
Mon 8/24
3:51 pm-8:59 pm
1 stop4h 08m
$645
KilleenColorado Springs
GRK - COS
GRKCOS
Killeen Fort Hood Regional
Fri 8/28
3:05 pm-6:40 pm
1 stop4h 35m
Colorado Springs
Fri 9/4
1:17 pm-8:59 pm
1 stop6h 42m
$645
KilleenDenver
GRK - DEN
GRKDEN
Killeen Fort Hood Regional
Thu 8/20
3:05 pm-7:38 pm
1 stop5h 33m
Denver Intl
Mon 8/24
6:25 am-12:07 pm
1 stop4h 42m
$645
KilleenDenver
GRK - DEN
GRKDEN
Killeen Fort Hood Regional
Fri 8/28
12:37 pm-5:37 pm
1 stop6h 00m
Denver Intl
Fri 9/4
12:39 pm-6:52 pm
1 stop5h 13m
$649
KilleenDenver
GRK - DEN
GRKDEN
Killeen Fort Hood Regional
Mon 8/31
5:00 am-9:52 am
1 stop5h 52m
Denver Intl
Thu 9/3
5:06 am-12:07 pm
1 stop6h 01m
$651
KilleenColorado Springs
GRK - COS
GRKCOS
Killeen Fort Hood Regional
Tue 11/24
6:43 pm-11:00 pm
1 stop5h 17m
Colorado Springs
Mon 11/30
5:17 pm-11:46 pm
1 stop5h 29m
$662
KilleenDenver
GRK - DEN
GRKDEN
Killeen Fort Hood Regional
Fri 11/20
12:26 pm-3:35 pm
1 stop4h 09m
Denver Intl
Sat 11/28
4:23 pm-11:46 pm
1 stop6h 23m
$695
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Killeen to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Killeen with our price prediction graph.
GRK-DEN
GRK-COS
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 Killeen to Colorado
GRK-USCO
GRK-DEN
GRK-COS
No data available for this route at this time. Please check back soon.
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 August 1, 2026.
Peruse reviews from past customers who have flown with American Airlines from Killeen 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
7.9
Entertainment
6.8
Overall
7.1
Food
6.4
Comfort
7.2
Boarding
7.5
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Crew
7.9
Entertainment
6.8
Overall
7.1
Food
6.4
Comfort
7.2
Boarding
7.5
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
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Alternative routes for Killeen to Colorado
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Killeen and Colorado flights
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Top airline flying from Killeen to Colorado
Discover the top airline that operate flights from Killeen 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 August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$326 | Average$496 | FlexibilityNo cancel fee | On-time71% |