App
Customer Support
EUR
Find Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap flight deals from St. Louis to Killeen Starting at €355

Whether you’re going for a one-way or round-trip to Killeen, we’ve got you covered! Check out these different flight options from St. Louis below.

  • Round-trip
      • STL05:10
        6h 52m
        1 stop
        GRK12:02
        Mon, Feb 17|St. Louis - Killeen|American Airlines
        GRK17:51
        4h 52m
        1 stop
        STL22:43
        Mon, Feb 24|Killeen - St. Louis|American Airlines
        €355€1,099
        68% OFF
        68% OFF
        €1,099€355

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Mon, Feb 17-Mon, Feb 24, arriving at Gray Army Air Field. One-way Prices start from €355 including taxes and charges.

      • STL05:26
        4h 18m
        1 stop
        GRK09:44
        Fri, Apr 4|St. Louis - Killeen|American Airlines
        GRK17:46
        4h 42m
        1 stop
        STL22:28
        Tue, Apr 8|Killeen - St. Louis|American Airlines
        €389€1,099
        65% OFF
        65% OFF
        €1,099€389

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Fri, Apr 4-Tue, Apr 8, arriving at Gray Army Air Field. One-way Prices start from €389 including taxes and charges.

      • STL05:10
        4h 57m
        1 stop
        GRK10:07
        Thu, Mar 20|St. Louis - Killeen|American Airlines
        GRK05:00
        3h 48m
        1 stop
        STL08:48
        Sat, Mar 22|Killeen - St. Louis|American Airlines
        €390€1,099
        64% OFF
        64% OFF
        €1,099€390

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Thu, Mar 20-Sat, Mar 22, arriving at Gray Army Air Field. One-way Prices start from €390 including taxes and charges.

      • STL05:10
        4h 42m
        1 stop
        GRK09:52
        Fri, Feb 28|St. Louis - Killeen|American Airlines
        GRK05:00
        3h 44m
        1 stop
        STL08:44
        Sun, Mar 2|Killeen - St. Louis|American Airlines
        €456
        €456

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Fri, Feb 28-Sun, Mar 2, arriving at Gray Army Air Field. One-way Prices start from €456 including taxes and charges.

      • STL11:57
        8h 23m
        2 stops
        GRK20:20
        Fri, Feb 21|St. Louis - Killeen|American Airlines
        GRK06:11
        4h 24m
        1 stop
        STL10:35
        Sun, Feb 23|Killeen - St. Louis|American Airlines
        €500
        €500

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Fri, Feb 21-Sun, Feb 23, arriving at Gray Army Air Field. One-way Prices start from €500 including taxes and charges.

      • STL05:10
        4h 35m
        1 stop
        GRK09:45
        Fri, Mar 21|St. Louis - Killeen|American Airlines
        GRK17:56
        4h 48m
        1 stop
        STL22:44
        Mon, Mar 24|Killeen - St. Louis|American Airlines
        €568
        €568

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Fri, Mar 21-Mon, Mar 24, arriving at Gray Army Air Field. One-way Prices start from €568 including taxes and charges.

      • STL11:31
        5h 48m
        1 stop
        GRK17:19
        Sat, Mar 22|St. Louis - Killeen|American Airlines
        GRK17:56
        4h 48m
        1 stop
        STL22:44
        Mon, Mar 24|Killeen - St. Louis|American Airlines
        €656
        €656

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Sat, Mar 22-Mon, Mar 24, arriving at Gray Army Air Field. One-way Prices start from €656 including taxes and charges.

      • STL18:24
        15h 21m
        2 stops
        GRK09:45
        Sun, Mar 23|St. Louis - Killeen|American Airlines
        GRK17:56
        4h 48m
        1 stop
        STL22:44
        Mon, Mar 24|Killeen - St. Louis|American Airlines
        €865
        €865

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Sun, Mar 23-Mon, Mar 24, arriving at Gray Army Air Field. One-way Prices start from €865 including taxes and charges.

      • STL05:10
        12h 3m
        1 stop
        GRK17:13
        Thu, Feb 27|St. Louis - Killeen|American Airlines
        GRK17:51
        22h 42m
        1 stop
        STL16:33
        Mon, Mar 3|Killeen - St. Louis|American Airlines
        €967
        €967

        Choose American Airlines flights from St. Louis to Killeen. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Thu, Feb 27-Mon, Mar 3, arriving at Gray Army Air Field. One-way Prices start from €967 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        ILE02:00 pm
        Sun, Feb 23|St. Louis - Killeen|American Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

St. Louis to Killeen flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA2261

    American Airlines

    05:15

    STL

    1.9h

    07:09

    DFW

    SMTWTFS
    Search

  2. AA6225

    American Airlines

    16:21

    DFW

    1.0h

    17:19

    GRK

    SMTWTFS

  3. AA2261

    American Airlines

    05:15

    STL

    1.9h

    07:09

    DFW

    SMTWTFS
    Search

  4. AA3866

    American Airlines

    11:09

    DFW

    0.9h

    12:02

    GRK

    SMTWTFS

  5. AA2261

    American Airlines

    05:15

    STL

    1.9h

    07:09

    DFW

    SMTWTFS
    Search

  6. AA4915

    American Airlines

    08:39

    DFW

    1.1h

    09:44

    GRK

    S--WT-S

  7. AA1362

    American Airlines

    11:25

    STL

    2.1h

    13:31

    DFW

    SMTWTFS
    Search

  8. AA6225

    American Airlines

    16:21

    DFW

    1.0h

    17:19

    GRK

    SMTWTFS

  9. AA4595

    American Airlines

    11:55

    STL

    1.4h

    13:17

    ORD

    SMTWTFS
    Search

  10. AA2346

    American Airlines

    15:19

    ORD

    2.5h

    17:51

    DFW

    SMTWTFS

  11. AA4190

    American Airlines

    19:25

    DFW

    0.9h

    20:20

    GRK

    SMTWTFS

  12. AA3855

    American Airlines

    15:43

    STL

    2.1h

    17:49

    DFW

    SMTWTFS
    Search

  13. AA4190

    American Airlines

    19:25

    DFW

    0.9h

    20:20

    GRK

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from St. Louis to Killeen?

These price trend charts carefully monitor and predict how flight prices from St. Louis to Killeen will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Killeen (ILE) the cheapest?

    Airlines adjust prices for flights from St. Louis to Killeen based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Killeen (ILE) cost?

    According to Trip.com's data, the lowest price is around €397.

  • How many airports are there in Killeen (ILE)?

    There are 1 airport(s) near Killeen (ILE): Gray Army Air Field.

How to find a cheap flight from St. Louis to Killeen

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to Killeen

Off-season for travelDecember
Peak season for travelJanuary
Flight distance1,076.87 km
Popular airlineAmerican Airlines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.