$417+ Cheap flights from Columbus to Killeen (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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — GRK
Jul 8 — Jul 151
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Columbus 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.Find flight deals from Columbus to Killeen
Cheapest flights from Columbus to KilleenExplore the most affordable flight options available from Columbus to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.
Explore the most affordable flight options available from Columbus to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Thu 7/32:29 pmCMH - GRK
1 stop5h 55mAmerican Airlines
Fri 7/44:29 pmGRK - CMH
1 stop4h 37mAmerican Airlines
Deal found 6/30![American Airlines logo]()
$417
Best time to book a flight from Columbus to Killeen
Have a flexible travel schedule? Discover the best time to fly to Killeen from Columbus 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 Columbus to Killeen
What is the cheapest month to book a flight from Columbus to Killeen?
Currently, January is the cheapest month in which you can book a flight from Columbus to Killeen (average of $316). Flying from Columbus to Killeen in December is currently the most expensive (average of $468). 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 CMH to GRK?
Find hourly flight availability from Columbus to Killeen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.
When flying from Columbus to Killeen, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 34% versus a flight at noon.
Related info for your journey
Find useful and relevant information for your journey from Columbus 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 Columbus?
Book flights to Columbus if you plan to visit one of these locationsTemple
Copperas Cove
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 for Columbus to Killeen
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Columbus to Killeen
Discover the top airline that operate flights from Columbus 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 2,558,603 searches. Data last updated July 3, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$472 | FlexibilityNo cancel fee | On-time71% |