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Cheap flights from Grand Junction to London from $793

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Grand Junction to London departing on 3/27. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:38 pm - 11:20 amGJT-LHR
15h 42m2 stops
United Airlines Logo
7:30 am - 8:27 pmLHR-GJT
19h 57m2 stops
$793United Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31
United Airlines Logo
1:38 pm - 11:20 amGJT-LHR
15h 42m2 stops
United Airlines Logo
2:50 pm - 8:27 pmLHR-GJT
12h 37m1 stop
$810United Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31
British Airways Logo
10:34 am - 6:50 amGJT-LHR
13h 16m1 stop
British Airways Logo
11:55 am - 10:06 pmLHR-GJT
17h 11m1 stop
$1,232British Airways
Find Deal
Thu, Dec 18 - Thu, Dec 25
Multiple Airlines Logo
5:30 am - 6:30 amGJT-LHR
18h 00m2 stops
Multiple Airlines Logo
1:00 pm - 9:23 amLHR-GJT
27h 23m3 stops
$1,841Multiple Airlines
Find Deal
Thu, Dec 18 - Thu, Dec 25
Air Canada Logo
7:00 am - 8:30 amGJT-LHR
18h 30m3 stops
Air Canada Logo
1:00 pm - 9:23 amLHR-GJT
27h 23m3 stops
$2,365Air Canada
Find Deal
Thu, Dec 18 - Thu, Dec 25
Iberia Logo
10:41 am - 10:00 amGJT-LHR
16h 19m1 stop
Iberia Logo
6:15 am - 10:51 pmLHR-GJT
23h 36m2 stops
$4,890Iberia
Find Deal
Wed, Feb 25 - Sat, Mar 7
Iberia Logo
10:41 am - 1:35 pmGJT-LHR
19h 54m2 stops
Iberia Logo
6:15 am - 10:51 pmLHR-GJT
23h 36m2 stops
$4,903Iberia
Find Deal
Wed, Feb 25 - Sat, Mar 7
British Airways Logo
4:58 pm - 12:15 pmGJT-LHR
12h 17m1 stop
British Airways Logo
11:55 am - 10:26 pmLHR-GJT
17h 31m1 stop
$5,083British Airways
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Wed, Feb 25 - Fri, Mar 6
Multiple Airlines Logo
7:05 am - 6:30 amGJT-LHR
16h 25m2 stops
Multiple Airlines Logo
11:35 am - 8:35 pmLHR-GJT
15h 00m1 stop
$5,333Multiple Airlines
Find Deal
Tue, Feb 24 - Sun, Mar 8
Air Canada Logo
7:05 am - 6:30 amGJT-LHR
16h 25m2 stops
Air Canada Logo
11:10 am - 10:17 pmLHR-GJT
18h 07m2 stops
$5,340Air Canada
Find Deal
Tue, Feb 24 - Fri, Mar 6

British Airways flights from Grand Junction to London Heathrow Airport

Our best British Airways deals on Grand Junction to London Heathrow Airport flight tickets
British Airways
Dec 18
GJT10:34 amGrand Junction Regnl
13h 16m
1 stop
LHR6:50 amLondon Heathrow
Dec 25
LHR11:55 amLondon Heathrow
17h 11m
1 stop
GJT10:06 pmGrand Junction Regnl
$1,232
Find similar
British Airways
Feb 25
GJT4:58 pmGrand Junction Regnl
12h 17m
1 stop
LHR12:15 pmLondon Heathrow
Mar 6
LHR11:55 amLondon Heathrow
17h 31m
1 stop
GJT10:26 pmGrand Junction Regnl
$5,083
Find similar

United Airlines flights from Grand Junction to London Heathrow Airport

Our best United Airlines deals on Grand Junction to London Heathrow Airport flight tickets
United Airlines
Nov 18
GJT7:00 amGrand Junction Regnl
16h 40m
2 stops
LHR6:40 amLondon Heathrow
Nov 25
LHR11:35 amLondon Heathrow
12h 19m
1 stop
GJT4:54 pmGrand Junction Regnl
$646
Find similar
United Airlines
Mar 27
GJT1:38 pmGrand Junction Regnl
15h 42m
2 stops
LHR11:20 amLondon Heathrow
Mar 31
LHR7:30 amLondon Heathrow
19h 57m
2 stops
GJT8:27 pmGrand Junction Regnl
$793
Find similar
United Airlines
Mar 27
GJT1:38 pmGrand Junction Regnl
15h 42m
2 stops
LHR11:20 amLondon Heathrow
Mar 31
LHR2:50 pmLondon Heathrow
12h 37m
1 stop
GJT8:27 pmGrand Junction Regnl
$810
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Grand Junction 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 November 5, 2025.
Use the filters below to find and compare flights from Grand Junction to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Fri 3/27

1:38 pm-11:20 am

2 stops15h 42m

London Heathrow

Tue 3/31

7:30 am-8:27 pm

2 stops19h 57m

$793

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Fri 3/27

1:38 pm-11:20 am

2 stops15h 42m

London Heathrow

Tue 3/31

2:50 pm-8:27 pm

1 stop12h 37m

$810

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Thu 12/18

10:34 am-6:50 am

1 stop13h 16m

London Heathrow

Thu 12/25

11:55 am-10:06 pm

1 stop17h 11m

$1,232

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Thu 12/18

5:30 am-6:30 am

2 stops18h 00m

London Heathrow

Thu 12/25

1:00 pm-9:23 am

3 stops27h 23m

$1,841

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Thu 12/18

7:00 am-8:30 am

3 stops18h 30m

London Heathrow

Thu 12/25

1:00 pm-9:23 am

3 stops27h 23m

$2,365

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Wed 2/25

10:41 am-10:00 am

1 stop16h 19m

London Heathrow

Sat 3/7

6:15 am-10:51 pm

2 stops23h 36m

$4,890

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Wed 2/25

10:41 am-1:35 pm

2 stops19h 54m

London Heathrow

Sat 3/7

6:15 am-10:51 pm

2 stops23h 36m

$4,903

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Wed 2/25

4:58 pm-12:15 pm

1 stop12h 17m

London Heathrow

Fri 3/6

11:55 am-10:26 pm

1 stop17h 31m

$5,083

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Tue 2/24

7:05 am-6:30 am

2 stops16h 25m

London Heathrow

Sun 3/8

11:35 am-8:35 pm

1 stop15h 00m

$5,333

Grand JunctionLondon

GJT - LHR

GJTLHR

Grand Junction Regnl

Tue 2/24

7:05 am-6:30 am

2 stops16h 25m

London Heathrow

Fri 3/6

11:10 am-10:17 pm

2 stops18h 07m

$5,340

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from Grand Junction 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 day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $890. The most expensive day to fly to London Heathrow Airport is Thursday, with ticket prices averaging around $954.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Grand Junction to London Heathrow Airport in the morning for as low as $929. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $937.

When to book flights from Grand Junction to London Heathrow Airport

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

Cheap Grand Junction to London Heathrow Airport (GJT to LHR) flight deals and tips

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

Direct flights

None
There are no direct flights from Grand Junction to London Heathrow Airport. There are no popular flight routes from Grand Junction to London Heathrow Airport.
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  • How far is Grand Junction Regnl to London Heathrow by plane?

    The distance between Grand Junction Regnl and London Heathrow is about 4830.0 mi. 12h 17m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Grand Junction Regnl Airport to London Heathrow Airport?

    Prices for flights from Grand Junction Regnl Airport to London Heathrow Airport refresh daily.

  • How old do you have to be to fly from Grand Junction Regnl 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 Grand Junction Regnl 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
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Chelmsford
Salisbury
Wembley
Folkestone
Romford
Ilford
Cobham
Swindon

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Grand Junction to London for you.

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

Yes. All flights to London from Grand Junction on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Grand Junction to London?

Once you have performed a search for Grand Junction to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Grand Junction to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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