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Killeen

$259+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GRK
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$411
(American Airlines)

One-way from

$259
(KAYAK)
Provider with most accurate pricing for Chicago (CHI)-Killeen Fort Hood Regional flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Killeen Fort Hood Regional flights.
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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 January 8, 2026.

This American Airlines deal was found by Cheapflights users on 1/5. 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 1/305:10 pmORD - GRK
1 stop5h 33mAmerican Airlines
Sun 2/15:00 pmGRK - ORD
1 stop4h 27mAmerican Airlines
Deal found 1/5$411
This American Airlines deal was found by Cheapflights users on 1/5. 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.
Tue 1/65:05 amORD - GRK
1 stop5h 00mAmerican Airlines
Fri 1/97:00 amGRK - ORD
1 stop6h 55mAmerican Airlines
Deal found 1/5$924

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 January 8, 2026.
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

Fri 1/30

5:10 pm-10:43 pm

1 stop5h 33m

Killeen Fort Hood Regional

Sun 2/1

5:00 pm-9:27 pm

1 stop4h 27m

$411

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Mon 1/26

3:23 pm-10:43 pm

1 stop7h 20m

$259

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Sat 2/7

6:50 pm-6:53 pm

2 stops48h 03m

$1,319

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Sat 1/24

6:50 pm-10:43 pm

2 stops51h 53m

$1,534

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Sun 2/8

6:50 pm-12:01 pm

2 stops41h 11m

$1,828

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Wed 5/13

7:20 pm-3:24 pm

2 stops44h 04m

$1,903

ChicagoKilleen

ORD - GRK

ORDGRK

Chicago O'Hare Intl

Tue 5/12

7:20 pm-6:39 pm

2 stops47h 19m

$1,903

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Compare providers for flights from Chicago to Killeen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Killeen in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Killeen flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago-Killeen flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago-Killeen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Killeen flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Killeen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $74). Flying from Chicago to Killeen in September is currently the most expensive (average of $154). 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.

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 33m. Your travel time can differ by up to . Airlines will cover a distance of 932 mi.

  • 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 $74). Flying from Chicago to Killeen in September is currently the most expensive (average of $154). 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$234Average$450FlexibilityNo cancel feeOn-time71%

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