$235+ Cheap flights from Killeen (GRK) to Colorado
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — DEN
Dec 2 — Dec 91
Round-trip
1 adult, Economy
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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 November 2, 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 November 2, 2026.
This American Airlines deal was found by Cheapflights users on 11/2. 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 12/412:26 pm -
1 stop6h 48m
Sun 12/67:33 am -
1 stop6h 10m
Deal found 11/2![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/267:00 am -
1 stop6h 06m
Thu 12/35:17 pm -
1 stop5h 42m
Deal found 10/29![American Airlines logo]()
$500
This American Airlines deal was found by Cheapflights users on 10/31. 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 11/206:45 pm -
1 stop6h 11m
Tue 11/248:00 am -
1 stop5h 44m
Deal found 10/31![American Airlines logo]()
$505
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/196:45 pm -
1 stop6h 11m
Tue 11/248:00 am -
1 stop5h 44m
Deal found 11/2![American Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/196:50 pm -
1 stop5h 50m
Wed 12/231:27 pm -
1 stop3h 44m
Deal found 10/29![American Airlines logo]()
$552
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 12/286:50 pm -
1 stop5h 55m
Fri 1/16:15 am -
1 stop7h 03m
Deal found 10/30![American Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 10/31. 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 11/2412:29 pm -
1 stop4h 06m
Sun 11/296:38 pm -
1 stop4h 08m
Deal found 10/31![American Airlines logo]()
$555
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 November 2, 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 November 2, 2026.
This American Airlines deal was found by Cheapflights users on 11/2. 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 12/412:26 pm -
1 stop6h 48m
Sun 12/67:33 am -
1 stop6h 10m
Deal found 11/2![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/196:45 pm -
1 stop6h 11m
Tue 11/248:00 am -
1 stop5h 44m
Deal found 11/2![American Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/206:45 pm -
1 stop6h 11m
Tue 11/248:00 am -
1 stop5h 44m
Deal found 10/30![American Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/196:50 pm -
1 stop5h 50m
Wed 12/231:27 pm -
1 stop3h 44m
Deal found 10/29![American Airlines logo]()
$552
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 12/286:50 pm -
1 stop5h 55m
Fri 1/16:15 am -
1 stop7h 03m
Deal found 10/30![American Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 10/31. 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 11/2412:29 pm -
1 stop4h 06m
Sun 11/296:38 pm -
1 stop4h 08m
Deal found 10/31![American Airlines logo]()
$555
This American Airlines deal was found by Cheapflights users on 11/1. 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 1/1112:30 pm -
1 stop7h 10m
Wed 1/133:11 pm -
1 stop6h 36m
Deal found 11/1![American Airlines logo]()
$593
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/2610:00 am -
2 stops28h 24m
Thu 12/35:17 pm -
1 stop5h 42m
Deal found 10/29![American Airlines logo]()
$803
Last-minute flights from Killeen to ColoradoDiscover last-minute flight deals from Killeen to Colorado. Data last updated November 2, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Colorado. Data last updated November 2, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/196:45 pm -
1 stop6h 11m
Tue 11/248:00 am -
1 stop5h 44m
Deal found 11/2![American Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 10/31. 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 11/206:45 pm -
1 stop6h 11m
Tue 11/248:00 am -
1 stop5h 44m
Deal found 10/31![American Airlines logo]()
$505
This American Airlines deal was found by Cheapflights users on 10/31. 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 11/2412:29 pm -
1 stop4h 06m
Sun 11/296:38 pm -
1 stop4h 08m
Deal found 10/31![American Airlines logo]()
$555
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/267:00 am -
1 stop6h 06m
Thu 12/35:17 pm -
1 stop5h 42m
Deal found 10/29![American Airlines logo]()
$500
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 November 2, 2026.
Search for one-way flight options from Killeen to Colorado. Find affordable one-way fares based on user searches. Data last updated November 2, 2026.
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/206:50 pm -
1 stop5h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$235
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/206:50 pm -
1 stop4h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$245
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/196:50 pm -
1 stop4h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 12/216:50 pm -
1 stop5h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$288
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 12/2110:06 am -
2 stops13h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/196:50 pm -
1 stop5h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![American Airlines logo]()
$432
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 November 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $351 (American Airlines) |
One-way from | $235 (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 7,457,451 searches. Data last updated November 2, 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
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Sun 12/20
6:50 pm-11:40 pm
1 stop5h 50m
Colorado Springs
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
KilleenDenver
GRK Killeen Fort Hood Regional - DEN Denver Intl
GRKDEN
Killeen Fort Hood Regional
Sun 12/20
6:50 pm-10:21 pm
1 stop4h 31m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$245
KilleenDenver
GRK Killeen Fort Hood Regional - DEN Denver Intl
GRKDEN
Killeen Fort Hood Regional
Mon 12/21
6:50 pm-11:45 pm
1 stop5h 55m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$245
KilleenDenver
GRK Killeen Fort Hood Regional - DEN Denver Intl
GRKDEN
Killeen Fort Hood Regional
Fri 12/4
12:26 pm-6:14 pm
1 stop6h 48m
Denver Intl
Sun 12/6
7:33 am-2:43 pm
1 stop6h 10m
$351
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Sat 12/19
6:50 pm-11:40 pm
1 stop5h 50m
Colorado Springs
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$432
Quickest round-trip
KilleenDenver
GRK Killeen Fort Hood Regional - DEN Denver Intl
GRKDEN
Killeen Fort Hood Regional
Sat 12/19
2:48 pm-6:11 pm
1 stop4h 23m
Denver Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$462
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Thu 11/19
6:45 pm-11:56 pm
1 stop6h 11m
Colorado Springs
Tue 11/24
8:00 am-2:44 pm
1 stop5h 44m
$544
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Fri 11/20
6:45 pm-11:56 pm
1 stop6h 11m
Colorado Springs
Tue 11/24
8:00 am-2:44 pm
1 stop5h 44m
$544
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Sat 12/19
6:50 pm-11:40 pm
1 stop5h 50m
Colorado Springs
Wed 12/23
1:27 pm-6:11 pm
1 stop3h 44m
$552
KilleenDenver
GRK Killeen Fort Hood Regional - DEN Denver Intl
GRKDEN
Killeen Fort Hood Regional
Mon 12/28
6:50 pm-11:45 pm
1 stop5h 55m
Denver Intl
Fri 1/1
6:15 am-2:18 pm
1 stop7h 03m
$553
Showing 1-10 of 13 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 November 2, 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
Overall
7.0
Comfort
7.2
Entertainment
6.8
Boarding
7.4
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Crew
7.9
Overall
7.0
Comfort
7.2
Entertainment
6.8
Boarding
7.4
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
Find useful and relevant information for your journey from Killeen 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 Killeen to Colorado
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Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
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Killeen and Colorado flights
Browse other Killeen and Colorado flight options. Last updated on November 2, 2026.
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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 7,457,451 searches. Data last updated November 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$326 | Average$496 | FlexibilityNo cancel fee | On-time71% |