STL - GRK

$535 Find Cheap Flights from St. Louis to Killeen - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest one-way
$720
Typical prices: $331-$440
American Airlines
Fri 10/12
STL - GRK • 1 stop
When to travel
April
Cheapest • 16% price drop
February
Most popular
Good to know
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Good to know
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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

Multiple Airlines Logo
STL  St. Louis Lambert Airport-GRK Killeen Fort Hood Regional
678 mimulti-stop
Multiple Airlines Logo
GRK  Killeen Fort Hood Regional-STL St. Louis Lambert Airport
678 mimulti-stop
Multiple 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 from St. Louis to Killeen with more confidence.

What is the cheapest layover airport when flying from St. Louis to Killeen?

Flights via Dallas/Fort Worth (DFW) offer the most affordable fares, with an average round-trip price of $340. Based on KAYAK data over the past 3 months.

When flying from St. Louis to Killeen which airport offers the shortest layover?

Dallas/Fort Worth (DFW) had the shortest average connection time for St. Louis to Killeen layovers at 165 minutes over the past 3 months.

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Key details for St. Louis to Killeen flights

Low season

July

Cheapest flight

$720
Most popular time to fly with an average 51% increase in price.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

  • 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.

  • 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. Other layover airports each see under 5%.

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

    Yes. Being flexible with your travel dates can save you up to 36% on the St. Louis to Killeen route. Tuesday is the cheapest departure day at $310 round-trip on average, while Saturday is the most expensive at $482, a difference of $172. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    One-way fares from St. Louis to Killeen are currently higher than usual. Average one-way flight prices are about $782, which is 136% above 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 starting from around $26 for economy cars. Top options include:
    • Budget
    • Dollar
    • Hertz
    • Alamo
    • Enterprise Rent-A-Car

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

    Round-trip flights from St. Louis to Killeen range from $310 to $452, with an average of $318 over the past 12 months. Anything below $310 counts as a good deal.

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 can be flexible, aim for a Tuesday departure instead of Saturday. On this route, Tuesday flights average $310 - about $172 less than Saturday (36% 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

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