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$307+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — DEN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Killeen to Colorado

Keep the following information in mind while searching for Killeen to Colorado flight deals. Data was last updated September 11, 2025.

Round-trip from

$307
(American Airlines)
From Killeen Fort Hood Regional to Colorado
Search Deals

Find flight deals from Killeen to Colorado

Cheapest flights from Killeen to Colorado
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 September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/34:40 pmGRK - DEN
1 stop6h 29mAmerican Airlines
Mon 10/66:44 pmDEN - GRK
1 stop4h 06mAmerican Airlines
Deal found 9/10$327
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/106:13 pmGRK - COS
1 stop6h 31mAmerican Airlines
Wed 10/2210:37 amCOS - GRK
1 stop6h 01mAmerican Airlines
Deal found 9/11$362
This American Airlines deal was found by Cheapflights users on 9/10. 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 9/1111:38 amGRK - COS
1 stop5h 35mAmerican Airlines
Sun 9/146:02 amCOS - GRK
1 stop4h 06mAmerican Airlines
Deal found 9/10$561
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 9/154:40 pmGRK - DEN
1 stop6h 29mAmerican Airlines
Thu 9/184:36 pmDEN - GRK
1 stop5h 51mAmerican Airlines
Deal found 9/11$611

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 September 11, 2025.
Use the filters below to find and compare flights from Killeen to Colorado that are best for you.

Fly from

Killeen

Fly to

Colorado

Route

Depart

Return

Price

KilleenDenver

GRK - DEN

GRKDEN

Killeen Fort Hood Regional

Fri 1/23

6:24 am-9:20 am

1 stop3h 56m

Denver Intl

Fri 1/30

5:01 pm-9:43 pm

1 stop3h 42m

$307

KilleenDenver

GRK - DEN

GRKDEN

Killeen Fort Hood Regional

Fri 10/3

4:40 pm-10:09 pm

1 stop6h 29m

Denver Intl

Mon 10/6

6:44 pm-11:50 pm

1 stop4h 06m

$327

KilleenColorado Springs

GRK - COS

GRKCOS

Killeen Fort Hood Regional

Fri 10/10

6:13 pm-11:44 pm

1 stop6h 31m

Colorado Springs

Wed 10/22

10:37 am-5:38 pm

1 stop6h 01m

$362

KilleenDenver

GRK - DEN

GRKDEN

Killeen Fort Hood Regional

Thu 1/1

11:57 am-10:32 pm

2 stops11h 35m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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.
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

What is the cheapest month to book a flight from Killeen to Colorado?

Currently, October is the cheapest month in which you can book a flight from Killeen to Colorado (average of $197). Flying from Killeen to Colorado in March is currently the most expensive (average of $278). 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 GRK to CO?

Find hourly flight availability from Killeen 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 September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Killeen to Colorado as you normally would.

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 September 11, 2025.
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.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

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.

  • What airport do you fly from for flights from Killeen to Colorado?

    Killeen Fort Hood Regional (GRK) is the airport you will fly out of if you book a flight from Killeen to Colorado. It is only a 6.9 mi journey to Fort Hood Regional (GRK) from Killeen’s city center.

  • How long is the flight from Killeen to Colorado?

    American Airlines can get you from Killeen to Colorado in just under 3h 56m. Your travel time can differ by up to . The distance between Killeen and Colorado is about 718 mi.

  • What are the most popular routes from Killeen to Colorado?

    The most popular route from Killeen to Colorado is Killeen Fort Hood Regional - Denver Intl. You may also consider Killeen Fort Hood Regional - Colorado Springs or Killeen Fort Hood Regional - Durango La Plata County.

  • Can I find deals for flights from Killeen to Colorado that include hotel bookings?

    Yes. In addition to deals on Killeen to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Killeen to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Colorado.

  • Can I find deals for business class flights from Killeen to Colorado?

    Yes. Cheapflights offers flight deals from Killeen to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Killeen to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Killeen to Colorado (average of $197). Flying from Killeen to Colorado in March is currently the most expensive (average of $278). 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.

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$226Average$355FlexibilityNo cancel feeOn-time71%

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