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$307+ Cheap flights from Killeen to Denver (GRK - DEN)

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 Denver

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

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

Find flight deals from Killeen to Denver

Cheapest flights from Killeen to Denver
Explore the most affordable flight options available from Killeen to Denver. 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.
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 Denver 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 Denver that are best for you.

Fly from

Killeen

Fly to

Denver

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

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 Denver

Have a flexible travel schedule? Discover the best time to fly to Denver 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 Denver

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

Currently, October is the cheapest month in which you can book a flight from Killeen to Denver (average of $197). Flying from Killeen to Denver 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 DEN?

Find hourly flight availability from Killeen to Denver. 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.

When flying from Killeen to Denver, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 50% versus a flight in the morning.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with American Airlines from Killeen to Denver by reading reviews from past customers. 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 Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Killeen to Denver?

    Departing from Killeen to Denver will take you 3h 56m. There are 718 mi between Killeen and Denver.

  • What is the cheapest airline to fly from Killeen to Denver round-trip?

    Cheapflights users have booked flights from Killeen to Denver round-trip from $226.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Killeen to Denver 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 Denver?

    Currently, October is the cheapest month in which you can book a flight from Killeen to Denver (average of $197). Flying from Killeen to Denver 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.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Westminster
Black Hawk
Golden
Winter Park
Broomfield
Greeley
Lone Tree
Lakewood
Cripple Creek
Thornton
Silverthorne
Frisco
Manitou Springs
Fort Morgan
Glendale
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker

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Alternative routes for Killeen to Denver

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Killeen to Denver

Discover the top airline that operate flights from Killeen to Denver. 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$301FlexibilityNo cancel feeOn-time71%

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