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$787+ 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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — LHR
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Killeen to United Kingdom

Cheapest flights from Killeen to United Kingdom
Explore the most affordable flight options available from Killeen to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This American Airlines deal was found by Cheapflights users on 2/10. 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 11/236:49 pm
GRK
-
LHR
1 stop11h 26m
American Airlines
Sun 11/293:00 pm
LHR
-
GRK
1 stop14h 43m
American Airlines
Deal found 2/10$787
This Finnair deal was found by Cheapflights users on 2/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/143:06 pm
GRK
-
LHR
1 stop13h 49m
Multiple Airlines
Fri 7/2412:55 pm
LHR
-
GRK
1 stop16h 40m
Multiple Airlines
Deal found 2/8$942
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/123:06 pm
GRK
-
LHR
2 stops17h 14m
American Airlines
Wed 7/2212:55 pm
LHR
-
GRK
1 stop15h 50m
American Airlines
Deal found 2/8$1,141
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/137:24 pm
GRK
-
LHR
1 stop13h 01m
American Airlines
Thu 7/231:10 pm
LHR
-
GRK
2 stops16h 25m
American Airlines
Deal found 2/8$1,146
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/123:06 pm
GRK
-
LHR
1 stop11h 54m
American Airlines
Tue 7/2112:55 pm
LHR
-
GRK
1 stop26h 37m
American Airlines
Deal found 2/8$1,178
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/1612:50 pm
GRK
-
LHR
1 stop11h 30m
American Airlines
Wed 7/2212:55 pm
LHR
-
GRK
1 stop15h 50m
American Airlines
Deal found 2/8$1,202
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/1612:50 pm
GRK
-
LHR
1 stop11h 30m
American Airlines
Fri 7/2412:55 pm
LHR
-
GRK
1 stop15h 50m
American Airlines
Deal found 2/8$1,232
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/1612:50 pm
GRK
-
LHR
1 stop11h 30m
American Airlines
Tue 7/2112:55 pm
LHR
-
GRK
1 stop26h 37m
American Airlines
Deal found 2/8$1,238
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/123:06 pm
GRK
-
LHR
1 stop11h 54m
American Airlines
Mon 7/2712:55 pm
LHR
-
GRK
1 stop26h 37m
American Airlines
Deal found 2/8$1,248
This American Airlines deal was found by Cheapflights users on 2/8. 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 7/1612:50 pm
GRK
-
LHR
1 stop11h 30m
American Airlines
Thu 7/2312:55 pm
LHR
-
GRK
1 stop15h 50m
American Airlines
Deal found 2/8$1,303

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 February 11, 2026.

Round-trip from

$942
(Finnair)
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 February 11, 2026.
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

Tue 7/14

3:06 pm-10:55 am

1 stop13h 49m

London Heathrow

Fri 7/24

12:55 pm-11:35 pm

1 stop16h 40m

$942

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Wed 7/15

3:06 pm-1:30 pm

2 stops16h 24m

London Heathrow

Wed 7/22

12:55 pm-10:45 pm

1 stop15h 50m

$1,141

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Tue 7/14

3:06 pm-12:10 pm

1 stop15h 04m

London Heathrow

Wed 7/22

12:55 pm-10:45 pm

1 stop15h 50m

$1,142

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Wed 7/15

3:06 pm-9:00 am

1 stop11h 54m

London Heathrow

Fri 7/24

10:05 am-11:35 pm

2 stops19h 30m

$1,146

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Sun 7/12

12:50 pm-9:00 am

1 stop14h 10m

London Heathrow

Fri 7/24

10:05 am-10:45 pm

2 stops18h 40m

$1,146

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Tue 7/14

3:06 pm-12:10 pm

1 stop15h 04m

London Heathrow

Fri 7/24

10:05 am-11:35 pm

2 stops19h 30m

$1,146

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Wed 7/15

3:06 pm-9:00 am

1 stop11h 54m

London Heathrow

Thu 7/23

9:10 am-10:45 pm

2 stops19h 35m

$1,146

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Tue 7/14

3:06 pm-9:00 am

1 stop11h 54m

London Heathrow

Tue 7/21

12:55 pm-9:32 am

1 stop26h 37m

$1,178

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Sun 7/12

3:06 pm-9:00 am

1 stop11h 54m

London Heathrow

Tue 7/21

12:55 pm-9:32 am

1 stop26h 37m

$1,178

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

Thu 7/16

12:50 pm-6:20 am

1 stop11h 30m

London Heathrow

Fri 7/24

12:55 pm-10:45 pm

1 stop15h 50m

$1,232

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 12 results
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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 24m. American Airlines provides one of the quickest options available for as low as $1,141. 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 - Bristol or Killeen Fort Hood Regional - London City, Killeen Fort Hood Regional - London Heathrow 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.

See more FAQs

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