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Cheap flights from Killeen to Chicago from $219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Chicago departing on 6/20. 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
0 bags

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Find the cheapest flights from Killeen to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:37 pm - 7:36 pm
GRK
-
ORD
6h 59m
1 stop
American Airlines Logo
5:00 am - 9:28 am
ORD
-
GRK
4h 28m
1 stop
$437American Airlines
Tue, Aug 18 - Tue, Aug 25
American Airlines Logo
3:07 pm - 10:10 pm
GRK
-
ORD
7h 03m
1 stop
American Airlines Logo
7:02 am - 12:24 pm
ORD
-
GRK
5h 22m
1 stop
$449American Airlines
Fri, May 29 - Tue, Jun 2
American Airlines Logo
3:08 pm - 8:29 pm
GRK
-
ORD
5h 21m
1 stop
American Airlines Logo
5:00 am - 9:36 am
ORD
-
GRK
4h 36m
1 stop
$460American Airlines
Tue, Jul 7 - Sun, Jul 12
American Airlines Logo
12:37 pm - 7:36 pm
GRK
-
ORD
6h 59m
1 stop
American Airlines Logo
12:11 pm - 6:52 pm
ORD
-
GRK
6h 41m
1 stop
$484American Airlines
Fri, Aug 21 - Wed, Aug 26
American Airlines Logo
3:09 pm - 8:23 pm
GRK
-
ORD
5h 14m
1 stop
American Airlines Logo
6:00 am - 12:07 pm
ORD
-
GRK
6h 07m
1 stop
$531American Airlines
Fri, Aug 21 - Sun, Aug 23
American Airlines Logo
7:24 pm - 12:50 am
GRK
-
ORD
5h 26m
1 stop
American Airlines Logo
5:00 am - 9:36 am
ORD
-
GRK
4h 36m
1 stop
$543American Airlines
Mon, Jul 20 - Mon, Jul 27
American Airlines Logo
3:09 pm - 9:02 pm
GRK
-
ORD
5h 53m
1 stop
American Airlines Logo
11:00 pm - 9:28 am
ORD
-
GRK
10h 28m
2 stops
$571American Airlines
Tue, Aug 18 - Fri, Aug 21
American Airlines Logo
5:00 am - 9:42 am
GRK
-
ORD
4h 42m
1 stop
American Airlines Logo
9:25 pm - 9:28 am
ORD
-
GRK
12h 03m
2 stops
$604American Airlines
Sat, Aug 22 - Sat, Aug 22
American Airlines Logo
12:37 pm - 6:35 pm
GRK
-
ORD
5h 58m
1 stop
American Airlines Logo
11:00 pm - 9:28 am
ORD
-
GRK
10h 28m
2 stops
$618American Airlines
Fri, Aug 21 - Fri, Aug 21
American Airlines Logo
7:00 am - 12:07 pm
GRK
-
ORD
5h 07m
1 stop
American Airlines Logo
9:40 am - 2:37 pm
ORD
-
GRK
4h 57m
1 stop
$744American Airlines
Mon, Aug 24 - Wed, Aug 26

American Airlines flights from Killeen to Chicago

Our best American Airlines deals on Killeen to Chicago flight tickets
American Airlines
Aug 18
GRK12:37 pmKilleen Fort Hood Regional
6h 59m
1 stop
ORD7:36 pmChicago O'Hare Intl
Aug 25
ORD5:00 amChicago O'Hare Intl
4h 28m
1 stop
GRK9:28 amKilleen Fort Hood Regional
$437
American Airlines
May 29
GRK3:07 pmKilleen Fort Hood Regional
7h 03m
1 stop
ORD10:10 pmChicago O'Hare Intl
Jun 2
ORD7:02 amChicago O'Hare Intl
5h 22m
1 stop
GRK12:24 pmKilleen Fort Hood Regional
$449
American Airlines
Jul 7
GRK3:08 pmKilleen Fort Hood Regional
5h 21m
1 stop
ORD8:29 pmChicago O'Hare Intl
Jul 12
ORD5:00 amChicago O'Hare Intl
4h 36m
1 stop
GRK9:36 amKilleen Fort Hood Regional
$460

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to Chicago 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 May 14, 2026.
Use the filters below to find and compare flights from Killeen to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Tue 8/18

12:37 pm-7:36 pm

1 stop6h 59m

Chicago O'Hare Intl

Tue 8/25

5:00 am-9:28 am

1 stop4h 28m

$437

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Fri 5/29

3:07 pm-10:10 pm

1 stop7h 03m

Chicago O'Hare Intl

Tue 6/2

7:02 am-12:24 pm

1 stop5h 22m

$449
Quickest round-trip

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Tue 7/7

3:08 pm-8:29 pm

1 stop5h 21m

Chicago O'Hare Intl

Sun 7/12

5:00 am-9:36 am

1 stop4h 36m

$460

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Fri 8/21

12:37 pm-7:36 pm

1 stop6h 59m

Chicago O'Hare Intl

Wed 8/26

12:11 pm-6:52 pm

1 stop6h 41m

$484

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Fri 8/21

3:09 pm-8:23 pm

1 stop5h 14m

Chicago O'Hare Intl

Sun 8/23

6:00 am-12:07 pm

1 stop6h 07m

$531

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Mon 7/20

7:24 pm-12:50 am

1 stop5h 26m

Chicago O'Hare Intl

Mon 7/27

5:00 am-9:36 am

1 stop4h 36m

$543

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Tue 8/18

3:09 pm-9:02 pm

1 stop5h 53m

Chicago O'Hare Intl

Fri 8/21

11:00 pm-9:28 am

2 stops10h 28m

$571

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Sat 8/22

5:00 am-9:42 am

1 stop4h 42m

Chicago O'Hare Intl

Sat 8/22

9:25 pm-9:28 am

2 stops12h 03m

$604

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Fri 8/21

12:37 pm-6:35 pm

1 stop5h 58m

Chicago O'Hare Intl

Fri 8/21

11:00 pm-9:28 am

2 stops10h 28m

$618

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Mon 8/24

7:00 am-12:07 pm

1 stop5h 07m

Chicago O'Hare Intl

Wed 8/26

9:40 am-2:37 pm

1 stop4h 57m

$744

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Killeen to Chicago

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 Killeen Fort Hood Regional to Chicago?

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

What airlines fly to Chicago?

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Chicago from Killeen according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 4 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to Chicago

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

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

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

Fastest flight time

4h 35m

Direct flights

None
The fastest flight from Killeen to Chicago takes 4h 35m
There are no direct flights from Killeen to Chicago. There are no popular flight routes from Killeen to Chicago.
Search flight deals

Frequently asked questions about flying from Killeen to Chicago

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

    Chicago is 929.2 mi away from Killeen Fort Hood Regional. By plane, this route typically takes 4h 35m.

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

    Prices for flights from Killeen Fort Hood Regional Airport to Chicago are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Killeen Fort Hood Regional Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Saint Joseph
Benton Harbor
Portage
Lansing
Valparaiso
Munster
Schererville
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Killeen to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Chicago from Killeen with this policy.

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

momondo provides multiple filters to help you find the best flight to Chicago from Killeen. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Chicago from Killeen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport