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Killeen

$278+ Cheap flights from Chicago (CHI) to Killeen (GRK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GRK
Sep 4 — Sep 111
Thu 9/4
Thu 9/11
1 adult, Economy
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Cheap flight deals from Chicago to Killeen

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Killeen (GRK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 30, 2025.

Round-trip from

$417
(American Airlines)

One-way from

$278
(American Airlines)
From Chicago (CHI) to Killeen Fort Hood Regional
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One-way flight from Chicago (CHI) to Killeen Fort Hood Regional
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Find flight deals from Chicago to Killeen

Cheapest flights from Chicago to Killeen
Explore the most affordable flight options available from Chicago to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 30, 2025.

This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:45 amORD - GRK
1 stop5h 19mAmerican Airlines
Sun 11/26:53 pmGRK - ORD
1 stop4h 38mAmerican Airlines
Deal found 8/28$417
This American Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:00 amORD - GRK
1 stop5h 04mAmerican Airlines
Mon 9/84:40 pmGRK - ORD
1 stop6h 37mAmerican Airlines
Deal found 8/30$489
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:30 pmORD - GRK
1 stop4h 57mAmerican Airlines
Mon 9/224:40 pmGRK - ORD
1 stop6h 37mAmerican Airlines
Deal found 8/28$537
This American Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:00 amORD - GRK
1 stop5h 06mAmerican Airlines
Mon 10/136:13 pmGRK - ORD
1 stop5h 40mAmerican Airlines
Deal found 8/29$541
This American Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/85:16 pmORD - GRK
1 stop5h 16mAmerican Airlines
Thu 9/114:32 pmGRK - ORD
1 stop7h 20mAmerican Airlines
Deal found 8/29$555
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/304:21 pmORD - GRK
1 stop5h 49mAmerican Airlines
Sat 9/612:19 pmGRK - ORD
1 stop6h 56mAmerican Airlines
Deal found 8/28$563

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 30, 2025.
Use the filters below to find and compare flights from Chicago to Killeen that are best for you.

Fly from

Chicago

Fly to

Killeen

Route

Depart

Return

Price

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Thu 10/30

6:45 am-12:04 pm

1 stop5h 19m

Killeen Fort Hood Regional

Sun 11/2

6:53 pm-11:31 pm

1 stop4h 38m

$417

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Sun 9/21

6:30 pm-11:27 pm

1 stop4h 57m

Killeen Fort Hood Regional

Mon 9/22

4:40 pm-11:17 pm

1 stop6h 37m

$537

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Thu 10/9

5:00 am-10:06 am

1 stop5h 06m

Killeen Fort Hood Regional

Mon 10/13

6:13 pm-11:53 pm

1 stop5h 40m

$541

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Sun 9/21

6:30 pm-11:27 pm

1 stop4h 57m

$278

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Mon 9/22

5:16 pm-10:32 pm

1 stop5h 16m

$278

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Mon 9/22

5:30 pm-9:47 am

3 stops40h 17m

$747

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/28

Best time to book a flight from Chicago to Killeen

Have a flexible travel schedule? Discover the best time to fly to Killeen from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Killeen

What is the cheapest month to book a flight from Chicago to Killeen?

Currently, January is the cheapest month in which you can book a flight from Chicago to Killeen (average of $316). Flying from Chicago to Killeen in December is currently the most expensive (average of $468). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Killeen

Get insights into the airlines that provide service to Killeen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Killeen. Reviews last updated August 30, 2025.
See what other customers who have flown with American Airlines from Chicago to Killeen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Comfort

7.2

Food

6.5

Boarding

7.5

Entertainment

6.9

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Comfort

7.2

Food

6.5

Boarding

7.5

Entertainment

6.9

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Killeen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Killeen from Chicago?

    Killeen Fort Hood Regional (GRK), located 6.9 mi from the city center, is the airport you fly into when you book flights from Chicago to Killeen. 1 airline have flights to Fort Hood Regional from Chicago on a regular basis. Booking flights from Chicago to Killeen Fort Hood Regional should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

  • How long is the flight from Chicago to Killeen?

    American Airlines can get you from Chicago to Killeen in just under 5h 19m. Your travel time can differ by up to . Airlines will cover a distance of 932 mi.

  • What is the cheapest airline to fly from Chicago to Killeen round-trip?

    Flying on American Airlines is currently your cheapest option to Killeen, with prices starting at $234.

  • Can I find deals for flights from Chicago to Killeen that include hotel bookings?

    Yes. In addition to deals on Chicago to Killeen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Killeen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Killeen.

  • Can I find deals for business class flights from Chicago to Killeen?

    Yes. Cheapflights offers flight deals from Chicago to Killeen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Killeen?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Killeen (average of $316). Flying from Chicago to Killeen in December is currently the most expensive (average of $468). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Killeen?

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

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Top airline flying from Chicago to Killeen

Discover the top airline that operate flights from Chicago to Killeen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$234Average$424FlexibilityNo cancel feeOn-time71%

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