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Cheap flights from Killeen to London from $392

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to London departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Killeen to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:43 pm - 12:15 pmGRK  Killeen Fort Hood Regional-LHR London Heathrow
11h 32m1 stop Dallas/Fort Worth
British Airways Logo
6:45 pm - 9:30 amLHR  London Heathrow-GRK Killeen Fort Hood Regional
20h 45m2 stops Madrid Barajas Dallas/Fort Worth
$963British Airways
Tue, Nov 24 - Mon, Nov 30
British Airways Logo
6:43 pm - 12:15 pmGRK  Killeen Fort Hood Regional-LHR London Heathrow
11h 32m1 stop Dallas/Fort Worth
British Airways Logo
6:45 pm - 9:30 amLHR  London Heathrow-GRK Killeen Fort Hood Regional
20h 45m2 stops Madrid Barajas Dallas/Fort Worth
$964British Airways
Tue, Nov 24 - Mon, Nov 30
British Airways Logo
3:07 pm - 12:40 pmGRK  Killeen Fort Hood Regional-LHR London Heathrow
15h 33m2 stops Dallas/Fort Worth Houston George Bush Intcntl
British Airways Logo
6:45 pm - 9:30 amLHR  London Heathrow-GRK Killeen Fort Hood Regional
20h 45m2 stops Madrid Barajas Dallas/Fort Worth
$987British Airways
Tue, Nov 24 - Mon, Nov 30
British Airways Logo
3:07 pm - 12:40 pmGRK  Killeen Fort Hood Regional-LHR London Heathrow
15h 33m2 stops Dallas/Fort Worth Houston George Bush Intcntl
British Airways Logo
6:45 pm - 9:30 amLHR  London Heathrow-GRK Killeen Fort Hood Regional
20h 45m2 stops Madrid Barajas Dallas/Fort Worth
$988British Airways
Tue, Nov 24 - Mon, Nov 30
British Airways Logo
3:07 pm - 12:40 pmGRK  Killeen Fort Hood Regional-LHR London Heathrow
15h 33m2 stops Dallas/Fort Worth Houston George Bush Intcntl
British Airways Logo
6:45 pm - 9:30 amLHR  London Heathrow-GRK Killeen Fort Hood Regional
20h 45m2 stops Madrid Barajas Dallas/Fort Worth
$989British Airways
Tue, Nov 24 - Mon, Nov 30
Multiple Airlines Logo
12:26 pm - 12:15 pmGRK  Killeen Fort Hood Regional-LHR London Heathrow
17h 49m1 stop Dallas/Fort Worth
Multiple Airlines Logo
2:45 pm - 11:59 amLHR  London Heathrow-GRK Killeen Fort Hood Regional
27h 14m1 stop Dallas/Fort Worth
$1,006Multiple Airlines
Tue, Nov 24 - Mon, Nov 30
American Airlines Logo
10:04 am - 6:20 amGRK  Killeen Fort Hood Regional-LHR London Heathrow
14h 16m1 stop Dallas/Fort Worth
American Airlines Logo
11:00 am - 6:45 pmLHR  London Heathrow-GRK Killeen Fort Hood Regional
13h 45m1 stop Dallas/Fort Worth
$1,015American Airlines
Fri, Sep 11 - Fri, Sep 18
American Airlines Logo
10:04 am - 6:20 amGRK  Killeen Fort Hood Regional-LHR London Heathrow
14h 16m1 stop Dallas/Fort Worth
American Airlines Logo
9:15 am - 6:45 pmLHR  London Heathrow-GRK Killeen Fort Hood Regional
15h 30m2 stops Charlotte Douglas Dallas/Fort Worth
$1,019American Airlines
Fri, Sep 11 - Fri, Sep 18
American Airlines Logo
3:07 pm - 10:00 amGRK  Killeen Fort Hood Regional-LHR London Heathrow
12h 53m1 stop Dallas/Fort Worth
American Airlines Logo
8:20 am - 6:14 pmLHR  London Heathrow-GRK Killeen Fort Hood Regional
15h 54m1 stop Dallas/Fort Worth
$1,035American Airlines
Tue, Nov 24 - Mon, Nov 30
American Airlines Logo
3:07 pm - 10:00 amGRK  Killeen Fort Hood Regional-LHR London Heathrow
12h 53m1 stop Dallas/Fort Worth
American Airlines Logo
8:20 am - 6:14 pmLHR  London Heathrow-GRK Killeen Fort Hood Regional
15h 54m1 stop Dallas/Fort Worth
$1,036American Airlines
Tue, Nov 24 - Mon, Nov 30

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British Airways flights from Killeen to London Heathrow Airport

Our best British Airways deals on Killeen to London Heathrow Airport flight tickets
British Airways
Nov 24
GRK6:43 pmKilleen Fort Hood Regional
11h 32m
1 stop
LHR12:15 pmLondon Heathrow
Nov 30
LHR6:45 pmLondon Heathrow
20h 45m
2 stops
GRK9:30 amKilleen Fort Hood Regional
$963
British Airways
Nov 24
GRK6:43 pmKilleen Fort Hood Regional
11h 32m
1 stop
LHR12:15 pmLondon Heathrow
Nov 30
LHR6:45 pmLondon Heathrow
20h 45m
2 stops
GRK9:30 amKilleen Fort Hood Regional
$964
British Airways
Nov 24
GRK3:07 pmKilleen Fort Hood Regional
15h 33m
2 stops
LHR12:40 pmLondon Heathrow
Nov 30
LHR6:45 pmLondon Heathrow
20h 45m
2 stops
GRK9:30 amKilleen Fort Hood Regional
$987

American Airlines flights from Killeen to London Heathrow Airport

Our best American Airlines deals on Killeen to London Heathrow Airport flight tickets
American Airlines
Sep 11
GRK10:04 amKilleen Fort Hood Regional
14h 16m
1 stop
LHR6:20 amLondon Heathrow
Sep 18
LHR11:00 amLondon Heathrow
13h 45m
1 stop
GRK6:45 pmKilleen Fort Hood Regional
$1,015
American Airlines
Sep 11
GRK10:04 amKilleen Fort Hood Regional
14h 16m
1 stop
LHR6:20 amLondon Heathrow
Sep 18
LHR9:15 amLondon Heathrow
15h 30m
2 stops
GRK6:45 pmKilleen Fort Hood Regional
$1,019
American Airlines
Nov 24
GRK3:07 pmKilleen Fort Hood Regional
12h 53m
1 stop
LHR10:00 amLondon Heathrow
Nov 30
LHR8:20 amLondon Heathrow
15h 54m
1 stop
GRK6:14 pmKilleen Fort Hood Regional
$1,035

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Killeen to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

6:43 pm-12:15 pm

1 stop11h 32m

London Heathrow

Mon 11/30

6:45 pm-9:30 am

2 stops20h 45m

$963

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

6:43 pm-12:15 pm

1 stop11h 32m

London Heathrow

Mon 11/30

6:45 pm-9:30 am

2 stops20h 45m

$964

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

3:07 pm-12:40 pm

2 stops15h 33m

London Heathrow

Mon 11/30

6:45 pm-9:30 am

2 stops20h 45m

$987

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

3:07 pm-12:40 pm

2 stops15h 33m

London Heathrow

Mon 11/30

6:45 pm-9:30 am

2 stops20h 45m

$988

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

3:07 pm-12:40 pm

2 stops15h 33m

London Heathrow

Mon 11/30

6:45 pm-9:30 am

2 stops20h 45m

$989

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

12:26 pm-12:15 pm

1 stop17h 49m

London Heathrow

Mon 11/30

2:45 pm-11:59 am

1 stop27h 14m

$1,006
Quickest round-trip

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Fri 9/11

10:04 am-6:20 am

1 stop14h 16m

London Heathrow

Fri 9/18

11:00 am-6:45 pm

1 stop13h 45m

$1,015

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Fri 9/11

10:04 am-6:20 am

1 stop14h 16m

London Heathrow

Fri 9/18

9:15 am-6:45 pm

2 stops15h 30m

$1,019

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

3:07 pm-10:00 am

1 stop12h 53m

London Heathrow

Mon 11/30

8:20 am-6:14 pm

1 stop15h 54m

$1,035

KilleenLondon

GRK Killeen Fort Hood Regional - LHR London Heathrow

GRKLHR

Killeen Fort Hood Regional

Tue 11/24

3:07 pm-10:00 am

1 stop12h 53m

London Heathrow

Mon 11/30

8:20 am-6:14 pm

1 stop15h 54m

$1,036

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Killeen to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Killeen Fort Hood Regional to London Heathrow?

American Airlines is the most popular carrier operating from Killeen Fort Hood Regional to London Heathrow

What airlines fly to London Heathrow Airport?

British Airways, American Airlines and Delta are the top three most popular airlines that fly to London Heathrow Airport from Killeen according to our data. British Airways is the first choice among our users, with 70% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 9 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Killeen to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Killeen to London Heathrow Airport (GRK to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to London Heathrow Airport

Best Price Found

$392

Fastest flight time

11h 32m

Direct flights

None
The best one-way flight to London Heathrow Airport from Killeen in the past 72 hours is $392. The best round-trip flight deal from Killeen to London Heathrow Airport found on momondo in the last 72 hours is $963.
The fastest flight from Killeen to London Heathrow Airport takes 11h 32m
There are no direct flights from Killeen to London Heathrow Airport. There are no popular flight routes from Killeen to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Killeen to London Heathrow Airport

  • How far is Killeen Fort Hood Regional to London Heathrow by plane?

    There are 4855.2 mi between Killeen Fort Hood Regional and London Heathrow. Flights usually cover this in 11h 32m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to London Heathrow Airport?

    Prices for flights from Killeen Fort Hood Regional Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Killeen Fort Hood Regional Airport to London Heathrow Airport?

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Killeen Fort Hood Regional Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Killeen to London Heathrow Airport?

Best airlines flying from Killeen to London Heathrow Airport

Compare and see reviews for airlines that fly from Killeen to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $1,054Free CancellationRating
7.1
11,943 reviews
Search American Airlines flights

Traveling to a place near London?

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Slough
Uxbridge
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Why use momondo?

Why should I use momondo to find a flight deal from Killeen to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Killeen.

Can I find flights from Killeen to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Killeen which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Killeen to London?

Once all potential Killeen to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Killeen to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Killeen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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