$576+ Cheap flights from Killeen (GRK) to South Dakota
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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — FSD
Dec 3 — Dec 101
1 adult, Economy
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Best flights from Killeen to South DakotaDiscover carefully curated flight deals from Killeen to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.
Discover carefully curated flight deals from Killeen to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 3, 2025.
This American Airlines deal was found by Cheapflights users on 10/31. 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 3/255:24 amGRK - RAP
1 stop7h 08mAmerican Airlines
Sat 3/2812:35 pmRAP - GRK
1 stop6h 07mAmerican Airlines
Deal found 10/31![American Airlines logo]()
$576
Cheap flight deals from Killeen to South Dakota
Keep the following information in mind while searching for Killeen to South Dakota flight deals. Data was last updated November 3, 2025.
Round-trip from | $576 (American Airlines) |
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Cheapflights Fare Finder
Customize your flight search to find flights from Killeen to South Dakota 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 November 3, 2025.
Use the filters below to find and compare flights from Killeen to South Dakota that are best for you.
Fly from
Killeen
Fly to
South Dakota
Route
Depart
Return
Price
KilleenRapid City
GRK - RAP
GRKRAP
Killeen Fort Hood Regional
Wed 3/25
5:24 am-11:32 am
1 stop7h 08m
Rapid City
Sat 3/28
12:35 pm-7:42 pm
1 stop6h 07m
$576
Best time to book a flight from Killeen to South Dakota
Have a flexible travel schedule? Discover the best time to fly to South Dakota 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 South Dakota
What is the cheapest month to book a flight from Killeen to South Dakota?
Currently, October is the cheapest month in which you can book a flight from Killeen to South Dakota (average of $156). Flying from Killeen to South Dakota in March is currently the most expensive (average of $258). 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.