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$311+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — STL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Killeen to Missouri

Keep the following information in mind while searching for Killeen to Missouri flight deals. Data was last updated September 11, 2025.

Round-trip from

$311
(American Airlines)
From Killeen Fort Hood Regional to Missouri
Search Deals

Find 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 September 11, 2025.

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.
Fri 10/34:40 pmGRK - STL
1 stop6h 10mAmerican Airlines
Sun 10/55:18 amSTL - GRK
1 stop4h 20mAmerican Airlines
Deal found 9/11$311
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.
Tue 10/712:34 pmGRK - STL
2 stops7h 52mAmerican Airlines
Sat 10/115:09 pmSTL - GRK
1 stop4h 24mAmerican Airlines
Deal found 9/11$316
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/24:32 pmGRK - STL
2 stops7h 17mAmerican Airlines
Mon 10/610:10 amSTL - GRK
1 stop4h 20mAmerican Airlines
Deal found 9/9$368
This American Airlines deal was found by Cheapflights users on 9/9. 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 11/266:50 pmGRK - STL
1 stop3h 44mAmerican Airlines
Sat 11/295:17 amSTL - GRK
1 stop4h 44mAmerican Airlines
Deal found 9/9$446
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.
Thu 9/255:16 amGRK - MCI
1 stop4h 40mAmerican Airlines
Mon 9/296:26 pmMCI - GRK
1 stop4h 06mAmerican Airlines
Deal found 9/10$535
This American Airlines deal was found by Cheapflights users on 9/9. 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 11/264:10 pmGRK - STL
1 stop6h 24mAmerican Airlines
Sun 11/307:00 amSTL - GRK
1 stop4h 20mAmerican Airlines
Deal found 9/9$563

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 September 11, 2025.
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

Fri 10/3

4:40 pm-10:50 pm

1 stop6h 10m

Lambert-St Louis

Sun 10/5

5:18 am-9:38 am

1 stop4h 20m

$311

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Tue 10/7

12:34 pm-8:26 pm

2 stops7h 52m

Lambert-St Louis

Sat 10/11

5:09 pm-9:33 pm

1 stop4h 24m

$316

KilleenSpringfield

GRK - SGF

GRKSGF

Killeen Fort Hood Regional

Tue 3/3

5:18 am-11:21 am

1 stop6h 03m

Springfield-Branson

Sat 3/7

8:11 pm-11:24 pm

1 stop3h 13m

$339

KilleenKansas City

GRK - MCI

GRKMCI

Killeen Fort Hood Regional

Sat 2/21

6:44 pm-10:21 pm

1 stop3h 37m

Kansas City

Tue 2/24

5:39 am-9:28 am

1 stop3h 49m

$359

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Thu 10/2

4:32 pm-11:49 pm

2 stops7h 17m

Lambert-St Louis

Mon 10/6

10:10 am-2:30 pm

1 stop4h 20m

$368

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Sat 2/21

5:18 am-4:06 pm

2 stops10h 48m

Lambert-St Louis

Tue 2/24

6:04 am-11:24 pm

2 stops17h 20m

$370

KilleenKansas City

GRK - MCI

GRKMCI

Killeen Fort Hood Regional

Thu 9/25

5:16 am-12:33 pm

2 stops7h 17m

Kansas City

Mon 9/29

6:26 pm-10:32 pm

1 stop4h 06m

$757

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Fri 10/17

12:34 pm-7:24 pm

1 stop6h 50m

$460

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Fri 10/17

6:13 pm-12:03 am

2 stops29h 50m

$487

KilleenSt. Louis

GRK - STL

GRKSTL

Killeen Fort Hood Regional

Fri 10/10

6:13 pm-3:01 pm

2 stops20h 48m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 12 results
1
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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, August is the cheapest month in which you can book a flight from Killeen to Missouri (average of $311). Flying from Killeen to Missouri in March is currently the most expensive (average of $356). 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 September 11, 2025.
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
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Comfort

7.2

Overall

7.2

Food

6.4

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
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Boarding

7.5

Comfort

7.2

Overall

7.2

Food

6.4

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 $311, American Airlines can have you in Missouri from Killeen in 6h 10m. 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 - Lambert-St Louis, Killeen Fort Hood Regional - Kansas City or Killeen Fort Hood Regional - Springfield-Branson 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, August is the cheapest month in which you can book a flight from Killeen to Missouri (average of $311). Flying from Killeen to Missouri in March is currently the most expensive (average of $356). 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

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$290Average$453FlexibilityNo cancel feeOn-time71%

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