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$682+ Cheap flights from Killeen (GRK) to the United Kingdom

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — LHR
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Killeen to United Kingdom

Best flights from Killeen to United Kingdom
Discover carefully curated flight deals from Killeen to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/17. 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 5/412:46 pmGRK - LHR
1 stop16h 09mAmerican Airlines
Fri 5/88:20 amLHR - GRK
1 stop17h 21mAmerican Airlines
Deal found 12/17$682
This American Airlines deal was found by Cheapflights users on 12/17. 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 6/812:44 pmGRK - LHR
1 stop14h 16mAmerican Airlines
Mon 6/158:20 amLHR - GRK
1 stop17h 18mAmerican Airlines
Deal found 12/17$1,428

Find flight deals from Killeen to United Kingdom

Keep the following information in mind while searching for Killeen to United Kingdom flight deals. Data was last updated December 18, 2025.

Round-trip from

$682
(American Airlines)
From Killeen Fort Hood Regional to United Kingdom
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to United Kingdom 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 December 18, 2025.
Use the filters below to find and compare flights from Killeen to the United Kingdom that are best for you.

Fly from

Killeen

Fly to

United Kingdom

Route

Depart

Return

Price

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Mon 5/4

12:46 pm-10:55 am

1 stop16h 09m

London Heathrow

Fri 5/8

8:20 am-7:41 pm

1 stop17h 21m

$682

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Mon 6/8

12:44 pm-9:00 am

1 stop14h 16m

London Heathrow

Mon 6/15

8:20 am-7:38 pm

1 stop17h 18m

$1,428

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Best time to book a flight from Killeen to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom 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 the United Kingdom

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

Currently, August is the cheapest month in which you can book a flight from Killeen to United Kingdom (average of $131). Flying from Killeen to United Kingdom in June is currently the most expensive (average of $750). 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 Killeen to United Kingdom. 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 from for flights from Killeen to United Kingdom?

    Located just 6.9 mi from the city center, Killeen Fort Hood Regional (GRK) is the airport most travelers will use when flying to United Kingdom from Killeen.

  • How long is the flight from Killeen to United Kingdom?

    A quick flight from Killeen to United Kingdom can take about 16h 09m. American Airlines provides one of the quickest options available for as low as $682. Killeen and United Kingdom are separated by a distance of 4862 mi.

  • What are the most popular routes from Killeen to United Kingdom?

    While some choose either Killeen Fort Hood Regional - London City or Killeen Fort Hood Regional - London Gatwick, Killeen Fort Hood Regional - Bristol is the most popular route from Killeen to United Kingdom.

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

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

  • How can I find direct flights from Killeen to United Kingdom?

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

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

    Yes. Cheapflights offers flight deals from Killeen to United Kingdom 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 Killeen to United Kingdom?

    Currently, August is the cheapest month in which you can book a flight from Killeen to United Kingdom (average of $131). Flying from Killeen to United Kingdom in June is currently the most expensive (average of $750). 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.

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