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Cheap flights from Killeen to Chicago from $179

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 6/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
3:08 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
$444American Airlines
Tue, Jul 7 - Sun, Jul 12
American Airlines Logo
3:07 pm - 10:10 pm
GRK
-
ORD
7h 03m
1 stop
American Airlines Logo
5:00 am - 9:34 am
ORD
-
GRK
4h 34m
1 stop
$449American Airlines
Fri, May 29 - Sun, May 31
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
$460American Airlines
Thu, Jul 9 - 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
12:54 pm - 7:44 pm
GRK
-
ORD
6h 50m
1 stop
American Airlines Logo
4:51 pm - 11:39 pm
ORD
-
GRK
6h 48m
1 stop
$527American Airlines
Tue, Jul 7 - Mon, Jul 13
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 flights from Killeen to Chicago O'Hare Intl Airport

Our best American Airlines deals on Killeen to Chicago O'Hare Intl Airport 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
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
$444
American Airlines
May 29
GRK3:07 pmKilleen Fort Hood Regional
7h 03m
1 stop
ORD10:10 pmChicago O'Hare Intl
May 31
ORD5:00 amChicago O'Hare Intl
4h 34m
1 stop
GRK9:34 amKilleen Fort Hood Regional
$449

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to Chicago O'Hare Intl Airport 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 12, 2026.
Use the filters below to find and compare flights from Killeen to Chicago O'Hare Intl Airport 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
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

$444

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Fri 5/29

3:07 pm-10:10 pm

1 stop7h 03m

Chicago O'Hare Intl

Sun 5/31

5:00 am-9:34 am

1 stop4h 34m

$449

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Thu 7/9

7:24 pm-12:50 am

1 stop5h 26m

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

Tue 7/7

12:54 pm-7:44 pm

1 stop6h 50m

Chicago O'Hare Intl

Mon 7/13

4:51 pm-11:39 pm

1 stop6h 48m

$527

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

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 O'Hare Intl Airport

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 O'Hare Intl?

American Airlines is the most popular carrier operating from Killeen Fort Hood Regional to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

American Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Killeen according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to Chicago O'Hare Intl Airport

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

Cheap Killeen to Chicago O'Hare Intl Airport (GRK to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to Chicago O'Hare Intl Airport

Fastest flight time

5h 14m

Direct flights

None
The fastest flight from Killeen to Chicago O'Hare Intl Airport takes 5h 14m
There are no direct flights from Killeen to Chicago O'Hare Intl Airport. There are no popular flight routes from Killeen to Chicago O'Hare Intl Airport.
Search flight deals

Frequently asked questions about flying from Killeen to Chicago O'Hare Intl Airport

  • How far is Killeen Fort Hood Regional to Chicago O'Hare Intl by plane?

    A flight from Killeen Fort Hood Regional to Chicago O'Hare Intl will travel around 925.6 mi. Typically, this will take 5h 14m by plane in normal conditions.

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

    Prices for flights from Killeen Fort Hood Regional Airport to Chicago O'Hare Intl Airport refresh daily.

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Chicago O'Hare Intl 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 Killeen Fort Hood Regional Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
South Haven
Schaumburg
Rockford
Merrillville
Gurnee
Rosemont
Naperville
Orland Park
New Buffalo
Oak Brook
Kenosha
Joliet
Aurora
Racine
Janesville
Hammond
Evanston
Elgin
Tinley Park

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?

Flights from Killeen to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Killeen to Chicago.

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

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

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