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Cheap flights from Killeen to Chicago from $317

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Chicago departing on 1/29. 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
5:21 am - 9:53 am
GRK
-
ORD
4h 32m1 stop
American Airlines Logo
5:10 pm - 10:43 pm
ORD
-
GRK
5h 33m1 stop
$317American Airlines
Thu, Jan 29 - Mon, Feb 2
American Airlines Logo
6:37 pm - 11:37 pm
GRK
-
ORD
5h 00m1 stop
American Airlines Logo
5:11 pm - 10:22 pm
ORD
-
GRK
5h 11m1 stop
$387American Airlines
Wed, Feb 18 - Sat, Feb 21
American Airlines Logo
6:37 pm - 11:37 pm
GRK
-
ORD
5h 00m1 stop
American Airlines Logo
8:33 am - 10:22 pm
ORD
-
GRK
13h 49m2 stops
$401American Airlines
Wed, Feb 18 - Sat, Feb 21
American Airlines Logo
7:00 am - 5:36 pm
GRK
-
ORD
10h 36m2 stops
American Airlines Logo
8:33 am - 8:14 pm
ORD
-
GRK
11h 41m2 stops
$433American Airlines
Wed, Feb 18 - Sat, Feb 21
American Airlines Logo
7:15 pm - 11:35 pm
GRK
-
ORD
4h 20m1 stop
American Airlines Logo
2:50 pm - 8:33 pm
ORD
-
GRK
5h 43m1 stop
$497American Airlines
Mon, Dec 15 - Thu, Dec 18
American Airlines Logo
11:52 am - 5:12 pm
GRK
-
ORD
5h 20m1 stop
American Airlines Logo
1:15 pm - 5:56 pm
ORD
-
GRK
4h 41m1 stop
$543American Airlines
Wed, Dec 17 - Mon, Dec 22
American Airlines Logo
10:33 am - 3:19 pm
GRK
-
ORD
4h 46m1 stop
American Airlines Logo
1:15 pm - 5:56 pm
ORD
-
GRK
4h 41m1 stop
$547American Airlines
Wed, Dec 17 - Tue, Dec 23
American Airlines Logo
6:32 pm - 11:15 pm
GRK
-
ORD
4h 43m1 stop
American Airlines Logo
4:46 pm - 10:29 pm
ORD
-
GRK
5h 43m1 stop
$655American Airlines
Sat, Dec 20 - Sun, Dec 28
American Airlines Logo
6:32 pm - 11:15 pm
GRK
-
ORD
4h 43m1 stop
American Airlines Logo
2:50 pm - 8:33 pm
ORD
-
GRK
5h 43m1 stop
$714American Airlines
Sat, Dec 20 - Sat, Jan 3
American Airlines Logo
6:32 pm - 11:15 pm
GRK
-
ORD
4h 43m1 stop
American Airlines Logo
10:29 am - 5:56 pm
ORD
-
GRK
7h 27m1 stop
$721American Airlines
Sat, Dec 20 - Sun, Dec 28

American Airlines flights from Killeen to Chicago

Our best American Airlines deals on Killeen to Chicago flight tickets
American Airlines
Jan 29
GRK5:21 amKilleen Fort Hood Regional
4h 32m
1 stop
ORD9:53 amChicago O'Hare Intl
Feb 2
ORD5:10 pmChicago O'Hare Intl
5h 33m
1 stop
GRK10:43 pmKilleen Fort Hood Regional
$317
Find similar
American Airlines
Feb 18
GRK6:37 pmKilleen Fort Hood Regional
5h 00m
1 stop
ORD11:37 pmChicago O'Hare Intl
Feb 21
ORD5:11 pmChicago O'Hare Intl
5h 11m
1 stop
GRK10:22 pmKilleen Fort Hood Regional
$387
Find similar
American Airlines
Feb 18
GRK6:37 pmKilleen Fort Hood Regional
5h 00m
1 stop
ORD11:37 pmChicago O'Hare Intl
Feb 21
ORD8:33 amChicago O'Hare Intl
13h 49m
2 stops
GRK10:22 pmKilleen Fort Hood Regional
$401
Find similar

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 December 4, 2025.
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

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Thu 1/29

5:21 am-9:53 am

1 stop4h 32m

Chicago O'Hare Intl

Mon 2/2

5:10 pm-10:43 pm

1 stop5h 33m

$317

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Wed 2/18

6:37 pm-11:37 pm

1 stop5h 00m

Chicago O'Hare Intl

Sat 2/21

5:11 pm-10:22 pm

1 stop5h 11m

$387

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Wed 2/18

6:37 pm-11:37 pm

1 stop5h 00m

Chicago O'Hare Intl

Sat 2/21

8:33 am-10:22 pm

2 stops13h 49m

$401

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Wed 2/18

7:00 am-5:36 pm

2 stops10h 36m

Chicago O'Hare Intl

Sat 2/21

8:33 am-8:14 pm

2 stops11h 41m

$433

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Mon 12/15

7:15 pm-11:35 pm

1 stop4h 20m

Chicago O'Hare Intl

Thu 12/18

2:50 pm-8:33 pm

1 stop5h 43m

$497

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Wed 12/17

11:52 am-5:12 pm

1 stop5h 20m

Chicago O'Hare Intl

Mon 12/22

1:15 pm-5:56 pm

1 stop4h 41m

$543

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Wed 12/17

10:33 am-3:19 pm

1 stop4h 46m

Chicago O'Hare Intl

Tue 12/23

1:15 pm-5:56 pm

1 stop4h 41m

$547

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Sat 12/20

6:32 pm-11:15 pm

1 stop4h 43m

Chicago O'Hare Intl

Sun 12/28

4:46 pm-10:29 pm

1 stop5h 43m

$655

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Sat 12/20

6:32 pm-11:15 pm

1 stop4h 43m

Chicago O'Hare Intl

Sat 1/3

2:50 pm-8:33 pm

1 stop5h 43m

$714

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

Sat 12/20

6:32 pm-11:15 pm

1 stop4h 43m

Chicago O'Hare Intl

Sun 12/28

10:29 am-5:56 pm

1 stop7h 27m

$721

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Killeen to Chicago during this time can be as low as $346. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $458.

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 20m

Direct flights

None
The fastest flight from Killeen to Chicago takes 4h 20m
There are no direct flights from Killeen to Chicago. There are no popular flight routes from Killeen to Chicago.
Search flight deals

  • 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 20m.

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

  • 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.

Best airlines flying from Killeen to Chicago

Compare and see reviews for airlines that fly from Killeen to Chicago with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $317Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights

Traveling to a place near Chicago?

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

Why use momondo?

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

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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