$194+ Cheap flights from Killeen (GRK) to O'Hare Intl (ORD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — ORD
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Killeen to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Killeen to O'Hare Intl
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Best
Last-minute
One-way
Cheapest flights from Killeen to O'Hare IntlExplore the most affordable flight options available from Killeen to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from Killeen to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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 12/176:50 pm -
1 stop5h 09m
Mon 12/216:20 pm -
1 stop5h 12m
Deal found 9/9![American Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/2312:28 pm -
1 stop6h 48m
Fri 10/303:50 pm -
1 stop5h 02m
Deal found 9/5![American Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/2112:26 pm -
1 stop5h 57m
Mon 12/285:00 am -
1 stop4h 37m
Deal found 9/8![American Airlines logo]()
$504
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/202:48 pm -
1 stop5h 10m
Mon 12/285:00 am -
1 stop4h 37m
Deal found 9/8![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/2112:26 pm -
1 stop5h 57m
Wed 12/303:55 pm -
1 stop5h 11m
Deal found 9/8![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/206:47 am -
1 stop7h 22m
Wed 12/303:55 pm -
1 stop5h 11m
Deal found 9/8![American Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/2112:26 pm -
1 stop5h 57m
Sat 12/265:59 pm -
1 stop5h 33m
Deal found 9/8![American Airlines logo]()
$554
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 12/2312:26 pm -
1 stop5h 57m
Mon 12/285:00 am -
1 stop4h 37m
Deal found 9/8![American Airlines logo]()
$565
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/202:48 pm -
1 stop6h 12m
Sat 12/261:44 pm -
1 stop4h 36m
Deal found 9/8![American Airlines logo]()
$577
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 12/236:50 pm -
1 stop5h 09m
Tue 12/297:00 am -
1 stop7h 18m
Deal found 9/8![American Airlines logo]()
$589
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/212:48 pm -
1 stop7h 12m
Sun 12/276:00 am -
1 stop5h 56m
Deal found 9/8![American Airlines logo]()
$613
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 12/236:50 pm -
1 stop5h 09m
Sat 12/267:01 pm -
1 stop4h 31m
Deal found 9/8![American Airlines logo]()
$615
Best flights from Killeen to O'Hare IntlDiscover carefully curated flight deals from Killeen to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Killeen to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 3/43:13 pm -
1 stop6h 47m
Mon 3/85:00 am -
1 stop4h 21m
Deal found 9/5![American Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 9/9. 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 12/176:50 pm -
1 stop5h 09m
Mon 12/216:20 pm -
1 stop5h 12m
Deal found 9/9![American Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/2312:28 pm -
1 stop6h 48m
Fri 10/303:50 pm -
1 stop5h 02m
Deal found 9/5![American Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/226:50 pm -
1 stop5h 09m
Mon 12/285:00 am -
1 stop4h 37m
Deal found 9/8![American Airlines logo]()
$504
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/2112:26 pm -
1 stop5h 57m
Mon 12/285:00 am -
1 stop4h 37m
Deal found 9/8![American Airlines logo]()
$504
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/202:48 pm -
1 stop5h 10m
Mon 12/285:00 am -
1 stop4h 37m
Deal found 9/8![American Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/2412:26 pm -
1 stop5h 57m
Tue 12/295:00 am -
1 stop4h 37m
Deal found 9/8![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 9/8. 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 12/222:48 pm -
1 stop7h 12m
Sun 12/276:20 pm -
1 stop5h 12m
Deal found 9/8![American Airlines logo]()
$613
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 12/232:48 pm -
1 stop6h 12m
Sun 12/276:20 pm -
1 stop5h 12m
Deal found 9/8![American Airlines logo]()
$674
Last-minute flights from Killeen to O'Hare IntlDiscover last-minute flight deals from Killeen to O'Hare Intl. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to O'Hare Intl. Data last updated September 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/2312:28 pm -
1 stop6h 48m
Fri 10/303:50 pm -
1 stop5h 02m
Deal found 9/5![American Airlines logo]()
$411
One-way flights from Killeen to O'Hare IntlSearch for one-way flight options from Killeen to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Killeen to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/4. 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 12/242:48 pm -
1 stop7h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$194
This American Airlines deal was found by Cheapflights users on 9/6. 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 12/206:50 pm -
1 stop5h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 12/232:48 pm -
1 stop6h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$375
This American Airlines deal was found by Cheapflights users on 9/6. 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 12/1912:26 pm -
1 stop7h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$508
This Qatar Airways deal was found by Cheapflights users on 9/7. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:09 pm -
2 stops46h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Qatar Airways logo]()
$1,818
Find flight deals from Killeen to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to O'Hare Intl (ORD). 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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $387 (American Airlines) |
One-way from | $194 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Killeen to O'Hare Intl 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 7,457,451 searches. Data last updated September 9, 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
Cheapest round-trip
Quickest round-trip
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Thu 12/24
6:47 am-12:35 pm
1 stop5h 48m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$234
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Thu 3/4
3:13 pm-10:00 pm
1 stop6h 47m
Chicago O'Hare Intl
Mon 3/8
5:00 am-9:21 am
1 stop4h 21m
$387
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Thu 12/17
6:50 pm-11:59 pm
1 stop5h 09m
Chicago O'Hare Intl
Mon 12/21
6:20 pm-11:32 pm
1 stop5h 12m
$387
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Fri 10/23
12:28 pm-7:16 pm
1 stop6h 48m
Chicago O'Hare Intl
Fri 10/30
3:50 pm-8:52 pm
1 stop5h 02m
$411
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Tue 12/22
6:50 pm-11:59 pm
1 stop5h 09m
Chicago O'Hare Intl
Mon 12/28
5:00 am-9:37 am
1 stop4h 37m
$504
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Mon 12/21
12:26 pm-6:23 pm
1 stop5h 57m
Chicago O'Hare Intl
Mon 12/28
5:00 am-9:37 am
1 stop4h 37m
$504
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Sat 12/19
12:26 pm-7:58 pm
1 stop7h 32m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$508
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Sun 12/20
2:48 pm-7:58 pm
1 stop5h 10m
Chicago O'Hare Intl
Mon 12/28
5:00 am-9:37 am
1 stop4h 37m
$527
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Thu 12/24
12:26 pm-6:23 pm
1 stop5h 57m
Chicago O'Hare Intl
Tue 12/29
5:00 am-9:37 am
1 stop4h 37m
$528
KilleenChicago
GRK Killeen Fort Hood Regional - ORD Chicago O'Hare Intl
GRKORD
Killeen Fort Hood Regional
Tue 12/22
2:48 pm-10:00 pm
1 stop7h 12m
Chicago O'Hare Intl
Sun 12/27
6:20 pm-11:32 pm
1 stop5h 12m
$613
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Killeen to O'Hare Intl
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 Killeen to O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Killeen-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Killeen-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Killeen-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Killeen-Chicago O'Hare Intl Airport 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 Killeen to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Killeen with our price prediction graph.
GRK-ORD
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.
Related info for your journey
Find useful and relevant information for your journey from Killeen to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Lake Geneva
Naperville
Des Plaines
Glenview
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
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Elgin
Racine
Janesville
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