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Cheap flights from Chicago to Killeen from $221

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Killeen departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Killeen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:00 am - 2:41 pmORD  Chicago O'Hare Intl-GRK Killeen Fort Hood Regional
4h 41m1 stop Dallas/Fort Worth
American Airlines Logo
5:00 am - 10:05 amGRK  Killeen Fort Hood Regional-ORD Chicago O'Hare Intl
5h 05m1 stop Dallas/Fort Worth
$367American Airlines
Tue, Dec 1 - Thu, Dec 3
American Airlines Logo
9:40 am - 2:35 pmORD  Chicago O'Hare Intl-GRK Killeen Fort Hood Regional
4h 55m1 stop Dallas/Fort Worth
American Airlines Logo
9:59 am - 3:55 pmGRK  Killeen Fort Hood Regional-ORD Chicago O'Hare Intl
5h 56m1 stop Dallas/Fort Worth
$403American Airlines
Tue, Sep 1 - Tue, Sep 8
American Airlines Logo
5:00 am - 9:29 amORD  Chicago O'Hare Intl-GRK Killeen Fort Hood Regional
4h 29m1 stop Dallas/Fort Worth
American Airlines Logo
12:37 pm - 7:42 pmGRK  Killeen Fort Hood Regional-ORD Chicago O'Hare Intl
7h 05m1 stop Dallas/Fort Worth
$422American Airlines
Wed, Sep 2 - Sun, Sep 6
American Airlines Logo
11:00 am - 6:12 pmORD  Chicago O'Hare Intl-GRK Killeen Fort Hood Regional
7h 12m1 stop Dallas/Fort Worth
American Airlines Logo
7:21 pm - 12:39 amGRK  Killeen Fort Hood Regional-ORD Chicago O'Hare Intl
5h 18m1 stop Dallas/Fort Worth
$427American Airlines
Sun, Jan 10 - Fri, Jun 11
American Airlines Logo
5:00 am - 9:29 amORD  Chicago O'Hare Intl-GRK Killeen Fort Hood Regional
4h 29m1 stop Dallas/Fort Worth
American Airlines Logo
3:05 pm - 8:29 pmGRK  Killeen Fort Hood Regional-ORD Chicago O'Hare Intl
5h 24m1 stop Dallas/Fort Worth
$483American Airlines
Sat, Sep 5 - Sat, Sep 5
American Airlines Logo
3:54 pm - 8:59 pmORD  Chicago O'Hare Intl-GRK Killeen Fort Hood Regional
5h 05m1 stop Dallas/Fort Worth
American Airlines Logo
3:05 pm - 10:13 pmGRK  Killeen Fort Hood Regional-ORD Chicago O'Hare Intl
7h 08m1 stop Dallas/Fort Worth
$483American Airlines
Wed, Sep 2 - Sat, Sep 5

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American Airlines flights from Chicago to Killeen

Our best American Airlines deals on Chicago to Killeen flight tickets
American Airlines
Dec 1
ORD10:00 amChicago O'Hare Intl
4h 41m
1 stop
GRK2:41 pmKilleen Fort Hood Regional
Dec 3
GRK5:00 amKilleen Fort Hood Regional
5h 05m
1 stop
ORD10:05 amChicago O'Hare Intl
$367
American Airlines
Aug 22
ORD1:50 pmChicago O'Hare Intl
7h 09m
1 stop
GRK8:59 pmKilleen Fort Hood Regional
Aug 29
GRK9:59 amKilleen Fort Hood Regional
5h 56m
1 stop
ORD3:55 pmChicago O'Hare Intl
$403
American Airlines
Sep 2
ORD5:00 amChicago O'Hare Intl
4h 29m
1 stop
GRK9:29 amKilleen Fort Hood Regional
Sep 6
GRK12:37 pmKilleen Fort Hood Regional
7h 05m
1 stop
ORD7:42 pmChicago O'Hare Intl
$422

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Killeen 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, momondo users made 832,500 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from Chicago to Killeen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Tue 12/1

10:00 am-2:41 pm

1 stop4h 41m

Killeen Fort Hood Regional

Thu 12/3

5:00 am-10:05 am

1 stop5h 05m

$367

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Tue 9/1

9:40 am-2:35 pm

1 stop4h 55m

Killeen Fort Hood Regional

Tue 9/8

9:59 am-3:55 pm

1 stop5h 56m

$403

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Wed 9/2

5:00 am-9:29 am

1 stop4h 29m

Killeen Fort Hood Regional

Sun 9/6

12:37 pm-7:42 pm

1 stop7h 05m

$422

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Sun 1/10

11:00 am-6:12 pm

1 stop7h 12m

Killeen Fort Hood Regional

Fri 6/11

7:21 pm-12:39 am

1 stop5h 18m

$427

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Sat 9/5

5:00 am-9:29 am

1 stop4h 29m

Killeen Fort Hood Regional

Sat 9/5

3:05 pm-8:29 pm

1 stop5h 24m

$483

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Wed 9/2

3:54 pm-8:59 pm

1 stop5h 05m

Killeen Fort Hood Regional

Sat 9/5

3:05 pm-10:13 pm

1 stop7h 08m

$483
Cheapest one-way

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Mon 8/31

8:20 am-2:35 pm

1 stop6h 15m

$221

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Wed 9/16

9:40 am-3:34 pm

1 stop5h 54m

$224

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Sat 9/19

3:50 pm-9:03 pm

1 stop5h 13m

$224

ChicagoKilleen

ORD Chicago O'Hare Intl - GRK Killeen Fort Hood Regional

ORDGRK

Chicago O'Hare Intl

Thu 9/17

3:50 pm-9:03 pm

1 stop5h 13m

$224

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Killeen from

How to get the cheapest flight ticket from Chicago to Killeen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Chicago to Killeen Fort Hood Regional?

American Airlines is the most popular carrier operating from Chicago to Killeen Fort Hood Regional

What airlines fly to Killeen?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Killeen from Chicago according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Killeen. Keep in mind that there are 5 different airlines that fly to Killeen on a routine basis, so you have a few additional options to choose from.

When to book flights from Chicago to Killeen

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Killeen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Killeen (CHI to GRK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Killeen

Fastest flight time

4h 41m

Direct flights

None
The fastest flight from Chicago to Killeen takes 4h 41m
There are no direct flights from Chicago to Killeen. There are no popular flight routes from Chicago to Killeen.
Search flight deals

Frequently asked questions about flying from Chicago to Killeen

  • How far is Chicago to Killeen Fort Hood Regional by plane?

    There are 929.2 mi between Chicago and Killeen Fort Hood Regional. A reasonable flight in good conditions will take 4h 41m.

  • When did momondo last update prices for flights from Chicago to Killeen Fort Hood Regional Airport?

    Prices for flights from Chicago to Killeen Fort Hood Regional Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Killeen Fort Hood Regional Airport?

  • How old do you have to be to fly from Chicago to Killeen Fort Hood Regional Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Killeen Fort Hood Regional Airport.

  • What documentation or ID do you need to fly to Killeen Fort Hood Regional Airport?

    The required travel and health documents for your Killeen Fort Hood Regional Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Killeen Fort Hood Regional Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Chicago to Killeen

Compare and see reviews for airlines that fly from Chicago to Killeen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $290Free CancellationRating
7.1
11,929 reviews
Search American Airlines flights

Traveling to a place near Killeen?

Book flights to Killeen if you plan to visit one of these locations
Temple
Copperas Cove
Salado
Fort Hood

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Killeen?

Finding the right flight to Killeen from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Killeen quick and easy, saving you time and money.

Can I find flights from Chicago to Killeen with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Killeen flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Killeen?

momondo helps you find the best flight between Chicago and Killeen by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Killeen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Killeen, momondo offers a useful price alert feature which will track prices for flights to Killeen from Chicago and alert you when they change.

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