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Cheap flights from Killeen to London from $648

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to London departing on 11/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Killeen to London (GRK-LHR)

Cheap round-trip flights

American Airlines Logo
11:52 am - 6:50 amGRK-LHR
12h 58m1 stop
American Airlines Logo
10:15 am - 9:07 pmLHR-GRK
16h 52m1 stop
$648American Airlines
Find Deal
lun., nov. 10 - jue., nov. 20
American Airlines Logo
4:32 pm - 10:50 amGRK-LHR
12h 18m1 stop
American Airlines Logo
8:20 am - 7:25 pmLHR-GRK
17h 05m1 stop
$698American Airlines
Find Deal
mar., ago. 26 - dom., ago. 31
American Airlines Logo
4:32 pm - 2:25 pmGRK-LHR
15h 53m1 stop
American Airlines Logo
12:00 pm - 7:25 pmLHR-GRK
13h 25m1 stop
$935American Airlines
Find Deal
mié., ago. 27 - dom., ago. 31
American Airlines Logo
6:49 pm - 12:15 pmGRK-LHR
11h 26m1 stop
American Airlines Logo
8:20 am - 3:31 pmLHR-GRK
13h 11m1 stop
$943American Airlines
Find Deal
mar., dic. 2 - jue., ene. 1
American Airlines Logo
6:49 pm - 12:15 pmGRK-LHR
11h 26m1 stop
American Airlines Logo
4:30 pm - 11:26 pmLHR-GRK
12h 56m1 stop
$1,519American Airlines
Find Deal
lun., dic. 1 - vie., ene. 2
American Airlines Logo
4:32 pm - 12:45 pmGRK-LHR
14h 13m1 stop
American Airlines Logo
4:25 pm - 11:22 pmLHR-GRK
12h 57m1 stop
$1,796American Airlines
Find Deal
lun., ago. 18 - jue., ago. 21

American Airlines flights from Killeen to London Heathrow Airport

Our best American Airlines deals on Killeen to London Heathrow Airport flight tickets
American Airlines
Nov 10
GRK11:52 amKilleen Fort Hood Regional
12h 58m
1 stop
LHR6:50 amLondon Heathrow
Nov 20
LHR10:15 amLondon Heathrow
16h 52m
1 stop
GRK9:07 pmKilleen Fort Hood Regional
$648
Find similar
American Airlines
Aug 26
GRK4:32 pmKilleen Fort Hood Regional
12h 18m
1 stop
LHR10:50 amLondon Heathrow
Aug 31
LHR8:20 amLondon Heathrow
17h 05m
1 stop
GRK7:25 pmKilleen Fort Hood Regional
$698
Find similar
American Airlines
Aug 27
GRK4:32 pmKilleen Fort Hood Regional
15h 53m
1 stop
LHR2:25 pmLondon Heathrow
Aug 31
LHR12:00 pmLondon Heathrow
13h 25m
1 stop
GRK7:25 pmKilleen Fort Hood Regional
$935
Find similar

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 agosto 7, 2025.
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

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

lun. 11/10

11:52 am-6:50 am

1 stop12h 58m

London Heathrow

jue. 11/20

10:15 am-9:07 pm

1 stop16h 52m

$648

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

mar. 8/26

4:32 pm-10:50 am

1 stop12h 18m

London Heathrow

dom. 8/31

8:20 am-7:25 pm

1 stop17h 05m

$698

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

mié. 8/27

4:32 pm-2:25 pm

1 stop15h 53m

London Heathrow

dom. 8/31

12:00 pm-7:25 pm

1 stop13h 25m

$935

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

mar. 12/2

6:49 pm-12:15 pm

1 stop11h 26m

London Heathrow

jue. 1/1

8:20 am-3:31 pm

1 stop13h 11m

$943

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

lun. 12/1

6:49 pm-12:15 pm

1 stop11h 26m

London Heathrow

vie. 1/2

4:30 pm-11:26 pm

1 stop12h 56m

$1,519

KilleenLondon

GRK - LHR

GRKLHR

Killeen Fort Hood Regional

lun. 8/18

4:32 pm-12:45 pm

1 stop14h 13m

London Heathrow

jue. 8/21

4:25 pm-11:22 pm

1 stop12h 57m

$1,796

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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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 airlines fly to London Heathrow Airport?

British Airways, American Airlines and Iberia 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 61% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 8 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

$648

Fastest flight time

11h 26m

Direct flights

None
The best flight deal from Killeen to London Heathrow Airport found on momondo in the last 72 hours is $648
The fastest flight from Killeen to London Heathrow Airport takes 11h 26m
There are no direct flights from Killeen to London Heathrow Airport. Popular non-direct route for this connection is Killeen Fort Hood Regional Airport - London Heathrow Airport.
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  • 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 26m, 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 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.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Dover
Slough
Luton
Guildford
Milton Keynes
Dartford
Crawley
Hayes
Chelmsford
Stansted
Salisbury
Ilford
Brentwood
Colchester
Stratford-upon-Avon
Folkestone
Swindon
Watford

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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