$461+ Cheap flights from Denver to Killeen (DEN - GRK)
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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — GRK
Nov 4 — Nov 111
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Killeen 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Killeen
Cheapest
Best
Last-minute
One-way
Cheapest flights from Denver to KilleenExplore the most affordable flight options available from Denver to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
Explore the most affordable flight options available from Denver to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
This American Airlines deal was found by Cheapflights users on 10/3. 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 10/64:54 pm -
1 stop5h 42m
Mon 10/1212:28 pm -
1 stop4h 36m
Deal found 10/3![American Airlines logo]()
$611
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/229:03 am -
1 stop4h 41m
Sun 10/2512:28 pm -
1 stop6h 18m
Deal found 10/1![American Airlines logo]()
$665
This American Airlines deal was found by Cheapflights users on 9/30. 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.
Wed 12/239:03 am -
1 stop4h 15m
Sat 1/25:00 am -
1 stop4h 12m
Deal found 9/30![American Airlines logo]()
$1,053
Best flights from Denver to KilleenDiscover carefully curated flight deals from Denver to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
Discover carefully curated flight deals from Denver to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/226:26 am -
1 stop4h 32m
Mon 10/265:00 am -
1 stop4h 09m
Deal found 10/1![American Airlines logo]()
$665
This American Airlines deal was found by Cheapflights users on 10/1. 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 10/235:24 am -
1 stop5h 34m
Sun 10/2512:28 pm -
1 stop6h 18m
Deal found 10/1![American Airlines logo]()
$665
This American Airlines deal was found by Cheapflights users on 10/4. 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 12/235:30 am -
1 stop5h 26m
Sat 1/26:50 pm -
1 stop4h 52m
Deal found 10/4![American Airlines logo]()
$1,053
Last-minute flights from Denver to KilleenDiscover last-minute flight deals from Denver to Killeen. Data last updated October 5, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Killeen. Data last updated October 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/3. 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 10/64:54 pm -
1 stop5h 42m
Mon 10/1212:28 pm -
1 stop4h 36m
Deal found 10/3![American Airlines logo]()
$611
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/226:26 am -
1 stop4h 32m
Mon 10/265:00 am -
1 stop4h 09m
Deal found 10/1![American Airlines logo]()
$665
One-way flights from Denver to KilleenSearch for one-way flight options from Denver to Killeen. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
Search for one-way flight options from Denver to Killeen. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/41:54 pm -
2 stops27h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Alaska Airlines logo]()
$461
Find flight deals from Denver to Killeen
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Killeen (GRK). 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 October 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $665 (American Airlines) |
One-way from | $461 (Alaska Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver to Killeen 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 October 5, 2026.
Use the filters below to find and compare flights from Denver to Killeen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DenverKilleen
DEN Denver Intl - GRK Killeen Fort Hood Regional
DENGRK
Denver Intl
Fri 12/4
1:54 pm-6:19 pm
2 stops27h 25m
Killeen Fort Hood Regional
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$461
Quickest round-trip
DenverKilleen
DEN Denver Intl - GRK Killeen Fort Hood Regional
DENGRK
Denver Intl
Thu 10/22
6:26 am-11:58 am
1 stop4h 32m
Killeen Fort Hood Regional
Mon 10/26
5:00 am-8:09 am
1 stop4h 09m
$665
DenverKilleen
DEN Denver Intl - GRK Killeen Fort Hood Regional
DENGRK
Denver Intl
Fri 10/23
5:24 am-11:58 am
1 stop5h 34m
Killeen Fort Hood Regional
Sun 10/25
12:28 pm-5:46 pm
1 stop6h 18m
$665
DenverKilleen
DEN Denver Intl - GRK Killeen Fort Hood Regional
DENGRK
Denver Intl
Wed 12/23
5:30 am-11:56 am
1 stop5h 26m
Killeen Fort Hood Regional
Sat 1/2
6:50 pm-10:42 pm
1 stop4h 52m
$1,053
Sorted by cheapest first
Compare providers for flights from Denver to Killeen
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Killeen in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Killeen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Killeen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Killeen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Killeen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Denver to Killeen
Have a flexible travel schedule? Discover the best time to fly to Killeen from Denver with our price prediction graph.
DEN-GRK
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.
Reviews of airlines servicing Killeen
Get insights into the airlines that provide service to Killeen. 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 Killeen. Reviews last updated October 5, 2026.
Get a feel of what it's like to fly with American Airlines from Denver to Killeen by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.4
Food
6.4
Comfort
7.2
Crew
7.9
Entertainment
6.8
Overall
7.0
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Boarding
7.4
Food
6.4
Comfort
7.2
Crew
7.9
Entertainment
6.8
Overall
7.0
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Related info for your journey
Find useful and relevant information for your journey from Denver to Killeen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Killeen?
Book flights to Killeen if you plan to visit one of these locationsTemple
Copperas Cove
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Denver and Killeen flights
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Top airline flying from Denver to Killeen
Discover the top airline that operate flights from Denver to Killeen. 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 October 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$336 | Average$605 | FlexibilityNo cancel fee | On-time71% |