$1,011+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — ORD
May 22 — May 291
1 adult, Economy
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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
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 May 17, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 2 stars |
Popular in | June |
Cheapest in | January |
Average price | $485 |
Find flight deals from Killeen to O'Hare Intl
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 May 17, 2025.
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 May 17, 2025.
This American Airlines deal was found by Cheapflights users on 5/15. 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 5/165:32 pmGRK - ORD
1 stop6h 24mAmerican Airlines
Sun 5/185:00 amORD - GRK
1 stop4h 49mAmerican Airlines
Deal found 5/15![American Airlines logo]()
$1,011
- 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.
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 Killeen to Chicago O'Hare Intl Airport
What is the cheapest month to book a flight from Killeen to Chicago O'Hare Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Killeen to Chicago O'Hare Intl Airport (average of $245). Flying from Killeen to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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.
Rainfall in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.
Temperature in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
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 Killeen?
Book flights to Killeen if you plan to visit one of these locationsSchaumburg
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Lake Geneva
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Alternative routes for Killeen to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Killeen to O'Hare Intl
Discover the top airline that operate flights from Killeen to O'Hare Intl. 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 May 17, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$326 | Average$458 | FlexibilityNo cancel fee | On-time71% |