$1,591+ Cheap flights from Killeen (GRK) to Southeast Europe
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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — ATH
Aug 21 — Aug 281
1 adult, Economy
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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
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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 Southeast Europe
Keep the following information in mind while searching for Killeen to Southeast Europe flight deals. Data was last updated August 16, 2025.
Round-trip from | $1,591 (American Airlines) |
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Find flight deals from Killeen to Southeast Europe
Cheapest flights from Killeen to Southeast EuropeExplore the most affordable flight options available from Killeen to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.
Explore the most affordable flight options available from Killeen to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.
This American Airlines deal was found by Cheapflights users on 8/14. 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 12/66:44 pmGRK - OTP
2 stops40h 51mAmerican Airlines
Wed 12/108:05 amOTP - GRK
2 stops39h 42mAmerican Airlines
Deal found 8/14![American Airlines logo]()
$1,591
Cheapflights Fare Finder
Customize your flight search to find flights from Killeen to Southeast Europe 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 16, 2025.
Use the filters below to find and compare flights from Killeen to Southeast Europe that are best for you.
Fly from
Killeen
Fly to
Southeast Europe
Route
Depart
Return
Price
KilleenBucharest
GRK - OTP
GRKOTP
Killeen Fort Hood Regional
Sat 12/6
6:44 pm-7:35 pm
2 stops40h 51m
Bucharest Otopeni Intl
Wed 12/10
8:05 am-9:35 pm
2 stops45h 30m
$1,591
Best time to book a flight from Killeen to Southeast Europe
Have a flexible travel schedule? Discover the best time to fly to Southeast Europe 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 Southeast Europe
What is the cheapest month to book a flight from Killeen to Southeast Europe?
Currently, November is the cheapest month in which you can book a flight from Killeen to Southeast Europe (average of $679). Flying from Killeen to Southeast Europe in June is currently the most expensive (average of $1,286). 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.