$447+ Cheap flights from Killeen to Colorado Springs (GRK - COS)
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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — COS
Oct 12 — Oct 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Killeen to Colorado Springs 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 Killeen to Colorado Springs
Cheapest
Best
Last-minute
One-way
Cheapest flights from Killeen to Colorado SpringsExplore the most affordable flight options available from Killeen to Colorado Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Killeen to Colorado Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/1512:28 pm -
1 stop7h 13m
Mon 10/195:21 pm -
1 stop5h 15m
Deal found 9/8![American Airlines logo]()
$563
Best flights from Killeen to Colorado SpringsDiscover carefully curated flight deals from Killeen to Colorado Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Killeen to Colorado Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/237:02 pm -
1 stop5h 29m
Sun 10/253:58 pm -
1 stop6h 38m
Deal found 9/8![American Airlines logo]()
$563
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/1512:28 pm -
1 stop7h 13m
Mon 10/195:21 pm -
1 stop5h 15m
Deal found 9/8![American Airlines logo]()
$563
Last-minute flights from Killeen to Colorado SpringsDiscover last-minute flight deals from Killeen to Colorado Springs. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Colorado Springs. Data last updated September 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/1512:28 pm -
1 stop7h 13m
Mon 10/195:21 pm -
1 stop5h 15m
Deal found 9/8![American Airlines logo]()
$563
One-way flights from Killeen to Colorado SpringsSearch for one-way flight options from Killeen to Colorado Springs. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Killeen to Colorado Springs. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
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.
Sat 9/2612:47 pm -
1 stop4h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$447
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.
Sun 9/207:15 pm -
1 stop4h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$526
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 9/214:09 pm -
2 stops21h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$584
Find flight deals from Killeen to Colorado Springs
Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Colorado Springs (COS). 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 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $563 (American Airlines) |
One-way from | $447 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Killeen to Colorado Springs 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 September 12, 2026.
Use the filters below to find and compare flights from Killeen to Colorado Springs 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
Sat 9/26
12:47 pm-4:29 pm
1 stop4h 42m
Colorado Springs
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$447
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Sun 9/20
7:15 pm-10:55 pm
1 stop4h 40m
Colorado Springs
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$526
Quickest round-trip
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Mon 9/21
12:47 pm-4:26 pm
1 stop4h 39m
Colorado Springs
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$526
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Fri 10/23
7:02 pm-11:31 pm
1 stop5h 29m
Colorado Springs
Sun 10/25
3:58 pm-11:36 pm
1 stop6h 38m
$563
KilleenColorado Springs
GRK Killeen Fort Hood Regional - COS Colorado Springs
GRKCOS
Killeen Fort Hood Regional
Thu 10/15
12:28 pm-6:41 pm
1 stop7h 13m
Colorado Springs
Mon 10/19
5:21 pm-11:36 pm
1 stop5h 15m
$563
Sorted by cheapest first
Compare providers for flights from Killeen to Colorado Springs
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 Killeen to Colorado Springs in September.
| 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 Killeen-Colorado Springs flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-Colorado Springs flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Killeen-Colorado Springs flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Killeen-Colorado Springs 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 Killeen-Colorado Springs 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 Killeen to Colorado Springs
Have a flexible travel schedule? Discover the best time to fly to Colorado Springs from Killeen with our price prediction graph.
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.
Related info for your journey
Find useful and relevant information for your journey from Killeen to Colorado Springs. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Colorado Springs flight routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights