STL - GRK

$219 Find Cheap Flights from St. Louis to Killeen - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$513
Typical prices: $298-$427
American Airlines
Sun 12/23Sat 12/29
STL - GRK • 1 stop
Cheapest one-way
$219
Typical prices: $331-$440
American Airlines
Sun 11/25
STL - GRK • 1 stop
When to travel
April
Cheapest • 16% price drop
February
Most popular
Good to know
+1
Good to know
+1
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Killeen!
Flight Deals
Booking Insights
Flight Deals

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

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

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

Wed, Dec 23 - Tue, Dec 29
American Airlines Logo
6:57 pm - 11:33 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
4h 36m1 stop Dallas/Fort Worth
American Airlines Logo
6:50 pm - 12:16 amGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
5h 26m1 stop Dallas/Fort Worth
$513American Airlines
Wed, Dec 23 - Tue, Dec 29
American Airlines Logo
6:57 pm - 11:33 pmSTL  Lambert-St Louis-GRK Killeen Fort Hood Regional
4h 36m1 stop Dallas/Fort Worth
American Airlines Logo
6:46 am - 3:51 pmGRK  Killeen Fort Hood Regional-STL Lambert-St Louis
9h 05m2 stops Dallas/Fort Worth Chicago O'Hare Intl
$602American Airlines
Booking Insights

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

Round-trip flights from St. Louis to Killeen typically range from $298 to $427. The lowest price found in the past 5 days was $513, on American Airlines.

Find deals

Key details for St. Louis to Killeen flights

Cheapest flight

$219
The most popular month to fly with an average 50% increase in travelers.
One-way flight from St. Louis to Killeen

When to book flights from St. Louis to Killeen

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

Your St. Louis to Killeen 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 St. Louis to Killeen?

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

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

    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.

  • How much should I expect to pay for a St. Louis to Killeen flight?

    Round-trip flights from St. Louis to Killeen range from $298 to $427, with an average of $318 over the past 12 months. Anything below $298 counts as a good deal.

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

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $513 to $602. That means the highest observed fare was about 17% higher than the lowest one.

  • How are flight prices from St. Louis to Killeen looking right now?

    One-way fares from St. Louis to Killeen are currently lower than usual. Average one-way flight prices are about $250, which is 25% below the typical average for this route.

  • What car rental options are available at Killeen Fort Hood Regional Airport (GRK)?

    Killeen Fort Hood Regional Airport (GRK) hosts 5 major car rental companies, with daily rates averaging $64 for economy cars. Top options include:

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

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

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

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

    Most connecting flights from St. Louis to Killeen 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 St. Louis to Killeen?

    Yes. Flexible dates can save you up to 49% on flights from St. Louis to Killeen. Tuesday is the cheapest departure day at $248 round-trip on average, while Saturday is the most expensive at $482, a difference of $234.

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

Your guide to booking St. Louis to Killeen flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Saturday. On this route, Tuesday flights average $248, about $234 less than Saturday fares (49% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Killeen trip for April. Fares historically average $268 round-trip in that month - typically $214 less than the most expensive month, which is February (based on the last 12 months).

More options for your flight from St. Louis to Killeen

Complete your trip to Killeen with a hotel stay or car rental

Car rentals in Killeen
Hotels in Killeen