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$335+ Cheap flights from Killeen (GRK) to Missouri

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — STL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Killeen to Missouri

Cheapest flights from Killeen to Missouri
Explore the most affordable flight options available from Killeen to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/26. 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 2/95:21 am
GRK
-
STL
1 stop5h 44m
American Airlines
Sat 2/144:13 pm
STL
-
GRK
1 stop6h 23m
American Airlines
Deal found 1/26$335
This American Airlines deal was found by Cheapflights users on 1/26. 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 7/117:24 pm
GRK
-
SGF
1 stop4h 08m
American Airlines
Sat 7/186:50 pm
SGF
-
GRK
1 stop3h 55m
American Airlines
Deal found 1/26$413
This American Airlines deal was found by Cheapflights users on 1/25. 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 1/289:48 am
GRK
-
MCI
1 stop3h 17m
American Airlines
Sat 1/311:02 pm
MCI
-
GRK
1 stop5h 51m
American Airlines
Deal found 1/25$471
This American Airlines deal was found by Cheapflights users on 1/27. 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 5/135:00 am
GRK
-
SGF
1 stop5h 24m
American Airlines
Sun 5/175:45 pm
SGF
-
GRK
1 stop4h 07m
American Airlines
Deal found 1/27$498
This American Airlines deal was found by Cheapflights users on 1/25. 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 3/2311:56 am
GRK
-
STL
1 stop5h 17m
American Airlines
Mon 3/305:12 am
STL
-
GRK
1 stop4h 33m
American Airlines
Deal found 1/25$515
This American Airlines deal was found by Cheapflights users on 1/27. 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 3/1811:56 am
GRK
-
MCI
1 stop20h 59m
American Airlines
Fri 3/207:47 pm
MCI
-
GRK
1 stop13h 58m
American Airlines
Deal found 1/27$803

Find flight deals from Killeen to Missouri

Keep the following information in mind while searching for Killeen to Missouri flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$335
(American Airlines)
Provider with most accurate pricing for Killeen Fort Hood Regional-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Lambert-St Louis flights.
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From Killeen Fort Hood Regional to Missouri
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Missouri 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 January 27, 2026.
Use the filters below to find and compare flights from Killeen to Missouri that are best for you.

Fly from

Killeen

Fly to

Missouri

Route

Depart

Return

Price

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Mon 2/9

5:21 am-11:05 am

1 stop5h 44m

Lambert-St Louis

Sat 2/14

4:13 pm-10:36 pm

1 stop6h 23m

$335

KilleenSpringfield

GRK - SGF

GRKSGF

Killeen Fort Hood Regional

Sat 7/11

7:24 pm-11:32 pm

1 stop4h 08m

Springfield-Branson

Sat 7/18

6:50 pm-10:45 pm

1 stop3h 55m

$413

KilleenSpringfield

GRK - SGF

GRKSGF

Killeen Fort Hood Regional

Wed 5/13

7:09 pm-11:56 pm

1 stop4h 47m

Springfield-Branson

Sun 5/17

5:45 pm-11:46 pm

1 stop6h 01m

$498

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Mon 3/23

11:56 am-5:13 pm

1 stop5h 17m

Lambert-St Louis

Mon 3/30

5:12 am-9:45 am

1 stop4h 33m

$515

KilleenKansas City

GRK - MCI

GRKMCI

Killeen Fort Hood Regional

Wed 3/18

11:56 am-8:55 am

1 stop20h 59m

Kansas City

Fri 3/20

7:47 pm-9:45 am

1 stop13h 58m

$803

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Fri 2/6

5:21 am-11:05 am

1 stop5h 44m

$490

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Best time to book a flight from Killeen to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri 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 Missouri

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

Currently, October is the cheapest month in which you can book a flight from Killeen to Missouri (average of $148). Flying from Killeen to Missouri in February is currently the most expensive (average of $235). 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 Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated January 27, 2026.
Peruse reviews from past customers who have flown with American Airlines from Killeen to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,197 reviews

Food

6.4

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Overall

7.2

Crew

8.0

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
11,197 reviews
American Airlines
7.2
Good
11,197 reviews

Food

6.4

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Overall

7.2

Crew

8.0

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

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

  • What airport do you fly from for flights from Killeen to Missouri?

    Most people fly from Killeen Fort Hood Regional (GRK) if they book a flight from Killeen to Missouri. Killeen Fort Hood Regional is conveniently located just 6.9 mi from Killeen’s city center.

  • How long is the flight from Killeen to Missouri?

    For as low as $335, American Airlines can have you in Missouri from Killeen in 5h 44m. Killeen and Missouri are separated by a distance of 678 mi.

  • What are the most popular routes from Killeen to Missouri?

    When deciding which route to take from Killeen to Missouri consider Killeen Fort Hood Regional - Kansas City, Killeen Fort Hood Regional - Springfield-Branson or Killeen Fort Hood Regional - Lambert-St Louis as they are the most popular.

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

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

  • How can I find direct flights from Killeen to Missouri?

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

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

    Yes. Cheapflights offers flight deals from Killeen to Missouri 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 Killeen to Missouri?

    Currently, October is the cheapest month in which you can book a flight from Killeen to Missouri (average of $148). Flying from Killeen to Missouri in February is currently the most expensive (average of $235). 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.

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Top airline flying from Killeen to Missouri

Discover the top airline that operate flights from Killeen to Missouri. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$290Average$528FlexibilityNo cancel feeOn-time71%

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