GRK - STL

$339 Find Cheap Flights from Killeen to St. Louis - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$339
Typical prices: $378-$548
American Airlines
Mon 11/26Mon 12/3
GRK - STL • 1 stop
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Flight Deals

Cheap Flights from Killeen to St. Louis (GRK-STL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Killeen to St. Louis

Thu, Nov 26 - Thu, Dec 3
American Airlines Logo
7:00 am - 12:31 pmGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
5h 31m1 stop Dallas/Fort Worth
American Airlines Logo
7:16 pm - 11:59 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
4h 43m1 stop Dallas/Fort Worth
$339American Airlines
Thu, Dec 17 - Sun, Dec 20
American Airlines Logo
6:50 pm - 12:16 amGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
5h 26m1 stop Dallas/Fort Worth
American Airlines Logo
10:20 am - 2:18 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
3h 58m1 stop Dallas/Fort Worth
$425American Airlines
Thu, Nov 26 - Thu, Dec 3
American Airlines Logo
10:00 am - 12:44 pmGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
26h 44m2 stops Dallas/Fort Worth Chicago O'Hare Intl
American Airlines Logo
7:16 pm - 11:59 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
4h 43m1 stop Dallas/Fort Worth
$440American Airlines
Thu, Dec 17 - Sun, Dec 20
American Airlines Logo
6:50 pm - 12:16 amGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
5h 26m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 2:18 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
8h 18m2 stops Chicago O'Hare Intl Dallas/Fort Worth
$555American Airlines
Thu, Dec 17 - Sun, Dec 20
American Airlines Logo
2:48 pm - 10:32 pmGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
7h 44m2 stops Dallas/Fort Worth Chicago O'Hare Intl
American Airlines Logo
4:32 pm - 11:33 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
7h 01m2 stops Chicago O'Hare Intl Dallas/Fort Worth
$661American Airlines
Thu, Nov 26 - Thu, Dec 3
American Airlines Logo
8:30 am - 4:34 pmGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
8h 04m2 stops Dallas/Fort Worth Chicago O'Hare Intl
American Airlines Logo
11:37 am - 9:07 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
9h 30m2 stops Chicago O'Hare Intl Dallas/Fort Worth
$661American Airlines
Booking Insights

Price, demand and travel trends for Killeen to St. Louis flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Killeen to St. Louis?

Round-trip flights from Killeen to St. Louis typically range from $378 to $548. The lowest price found in the past 5 days was $339, on American Airlines.

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Key details for Killeen to St. Louis flights

Cheapest flight

$339
Round-trip flight from Killeen to St. Louis

When to book flights from Killeen to St. Louis

Are your dates flexible? Find out the best times to travel from Killeen to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Killeen to St. Louis flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Killeen to St. Louis?

    Only Economy Class is available on flights from Killeen to St. Louis.

  • Do I need a passport to fly from Killeen to St. Louis?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • Have flight prices from Killeen to St. Louis changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $339 to $661. That means the highest observed fare was about 94% higher than the lowest one.

  • What car rental options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates averaging $78 for economy cars. Top options include:

    • Hertz
    • Budget
    • Alamo
    • Enterprise Rent-A-Car
    • Payless

  • Which airports can I use when flying from Killeen to St. Louis?

    Flights from Killeen to St. Louis usually depart from Killeen Fort Hood Regional (GRK) and arrive at Lambert-St Louis (STL).

  • Which airports do connecting flights from Killeen to St. Louis pass through?

    Most connecting flights from Killeen to St. Louis pass through Dallas/Fort Worth (DFW), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Killeen to St. Louis?

    Yes. Flexible dates can save you up to 46% on flights from Killeen to St. Louis. Thursday is the cheapest departure day at $298 round-trip on average, while Friday is the most expensive at $548, a difference of $250.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in St. Louis?

    Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

Your guide to booking Killeen to St. Louis flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from Killeen to St. Louis

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