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Killeen

$461+ Cheap flights from Sioux Falls to Killeen (FSD - 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — GRK
Jul 13 — Jul 201
Sun 7/13
Sun 7/20
1 adult, Economy
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Cheap flight deals from Sioux Falls to Killeen

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 July 8, 2025.

Round-trip from

$461
(American Airlines)
From Sioux Falls Joe Foss Field to Killeen Fort Hood Regional
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Find flight deals from Sioux Falls to Killeen

Cheapest flights from Sioux Falls to Killeen
Explore the most affordable flight options available from Sioux Falls to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2025.

This American Airlines deal was found by Cheapflights users on 7/6. 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 8/267:01 amFSD - GRK
1 stop4h 40mAmerican Airlines
Sat 8/304:32 pmGRK - FSD
1 stop4h 31mAmerican Airlines
Deal found 7/6$461

Cheapflights Fare Finder

Customize your flight search to find flights from Sioux Falls 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 2,558,603 searches. Data last updated July 8, 2025.
Use the filters below to find and compare flights from Sioux Falls to Killeen that are best for you.

Fly from

Sioux Falls

Fly to

Killeen

Route

Depart

Return

Price

Sioux FallsKilleen

FSD - GRK

FSDGRK

Sioux Falls Joe Foss Field

Tue 8/26

7:01 am-11:41 am

1 stop4h 40m

Killeen Fort Hood Regional

Sat 8/30

4:32 pm-9:03 pm

1 stop4h 31m

$461

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Best time to book a flight from Sioux Falls to Killeen

Have a flexible travel schedule? Discover the best time to fly to Killeen from Sioux Falls 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 Sioux Falls to Killeen

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

Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Killeen (average of $316). Flying from Sioux Falls 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.

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 July 8, 2025.
Read reviews from past customers who have flown American Airlines from Sioux Falls to Killeen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Overall

7.2

Comfort

7.2

Food

6.5

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Overall

7.2

Comfort

7.2

Food

6.5

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Killeen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

  • How can I find direct flights from Sioux Falls to Killeen?

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

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

    Yes. Cheapflights offers flight deals from Sioux Falls to Killeen 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 Sioux Falls to Killeen?

    Currently, January is the cheapest month in which you can book a flight from Sioux Falls to Killeen (average of $316). Flying from Sioux Falls 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.

See more FAQs

Traveling to a place near Sioux Falls?

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