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Cheap flights from Killeen to Chicago from $225

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 12/21. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:10 pm - 9:21 pmGRK-ORD
5h 11m1 stop
American Airlines Logo
5:18 am - 10:04 amORD-GRK
4h 46m1 stop
$397American Airlines
Find Deal
mar., nov. 18 - mar., nov. 25
American Airlines Logo
6:24 am - 6:00 pmGRK-ORD
11h 36m2 stops
American Airlines Logo
1:10 pm - 11:24 pmORD-GRK
10h 14m2 stops
$406American Airlines
Find Deal
sáb., feb. 21 - mié., feb. 25
American Airlines Logo
10:26 am - 3:20 pmGRK-ORD
4h 54m1 stop
American Airlines Logo
1:10 pm - 11:24 pmORD-GRK
10h 14m2 stops
$424American Airlines
Find Deal
sáb., feb. 21 - mié., feb. 25
American Airlines Logo
12:42 pm - 7:18 pmGRK-ORD
6h 36m1 stop
American Airlines Logo
6:00 am - 10:52 amORD-GRK
4h 52m1 stop
$453American Airlines
Find Deal
sáb., feb. 21 - mié., feb. 25
American Airlines Logo
12:42 pm - 5:36 pmGRK-ORD
4h 54m1 stop
American Airlines Logo
1:10 pm - 11:24 pmORD-GRK
10h 14m2 stops
$486American Airlines
Find Deal
sáb., feb. 21 - mié., feb. 25
American Airlines Logo
5:18 am - 4:10 pmGRK-ORD
10h 52m2 stops
American Airlines Logo
1:10 pm - 11:24 pmORD-GRK
10h 14m2 stops
$527American Airlines
Find Deal
sáb., feb. 21 - mié., feb. 25
American Airlines Logo
11:52 am - 6:45 pmGRK-ORD
6h 53m2 stops
American Airlines Logo
5:18 am - 10:04 amORD-GRK
4h 46m1 stop
$723American Airlines
Find Deal
mar., nov. 18 - mar., nov. 25

American Airlines flights from Killeen to Chicago

Our best American Airlines deals on Killeen to Chicago flight tickets
American Airlines
Nov 18
GRK4:10 pmKilleen Fort Hood Regional
5h 11m
1 stop
ORD9:21 pmChicago O'Hare Intl
Nov 25
ORD5:18 amChicago O'Hare Intl
4h 46m
1 stop
GRK10:04 amKilleen Fort Hood Regional
$397
Find similar
American Airlines
Feb 21
GRK6:24 amKilleen Fort Hood Regional
11h 36m
2 stops
ORD6:00 pmChicago O'Hare Intl
Feb 25
ORD1:10 pmChicago O'Hare Intl
10h 14m
2 stops
GRK11:24 pmKilleen Fort Hood Regional
$406
Find similar
American Airlines
Feb 21
GRK10:26 amKilleen Fort Hood Regional
4h 54m
1 stop
ORD3:20 pmChicago O'Hare Intl
Feb 25
ORD1:10 pmChicago O'Hare Intl
10h 14m
2 stops
GRK11:24 pmKilleen Fort Hood Regional
$424
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 octubre 22, 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

mar. 11/18

4:10 pm-9:21 pm

1 stop5h 11m

Chicago O'Hare Intl

mar. 11/25

5:18 am-10:04 am

1 stop4h 46m

$397

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

sáb. 2/21

6:24 am-6:00 pm

2 stops11h 36m

Chicago O'Hare Intl

mié. 2/25

1:10 pm-11:24 pm

2 stops10h 14m

$406

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

sáb. 2/21

10:26 am-3:20 pm

1 stop4h 54m

Chicago O'Hare Intl

mié. 2/25

1:10 pm-11:24 pm

2 stops10h 14m

$424

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

sáb. 2/21

12:42 pm-7:18 pm

1 stop6h 36m

Chicago O'Hare Intl

mié. 2/25

6:00 am-10:52 am

1 stop4h 52m

$453

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

sáb. 2/21

12:42 pm-5:36 pm

1 stop4h 54m

Chicago O'Hare Intl

mié. 2/25

1:10 pm-11:24 pm

2 stops10h 14m

$486

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

sáb. 2/21

5:18 am-4:10 pm

2 stops10h 52m

Chicago O'Hare Intl

mié. 2/25

1:10 pm-11:24 pm

2 stops10h 14m

$527

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

mar. 11/18

11:52 am-6:45 pm

2 stops6h 53m

Chicago O'Hare Intl

mar. 11/25

5:18 am-10:04 am

1 stop4h 46m

$723

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

dom. 12/21

6:32 pm-11:18 pm

1 stop4h 46m

$225

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

dom. 1/18

12:30 pm-7:29 pm

1 stop6h 59m

$227

KilleenChicago

GRK - ORD

GRKORD

Killeen Fort Hood Regional

lun. 1/19

5:21 am-10:54 am

1 stop5h 33m

$254

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 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

Direct flights

None
There are no direct flights from Killeen to Chicago. There are no popular flight routes from Killeen to Chicago.
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  • 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 54m.

  • 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
11,029 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?

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