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Cheap flights from Grand Forks to London from £528

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Grand Forks to London departing on 3/10. 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
0 bags
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Find the cheapest flights from Grand Forks to London (GFK-LHR)

Cheap return flights

Delta Logo
05:03 - 06:20GFK-LHR
19h 17m2 stops
Delta Logo
18:15 - 15:40LHR-GFK
27h 25m2 stops
£528Delta
Find Deal
Fri, 3 Oct - Tue, 7 Oct
Delta Logo
05:03 - 06:20GFK-LHR
19h 17m2 stops
Delta Logo
20:25 - 15:40LHR-GFK
25h 15m2 stops
£529Delta
Find Deal
Fri, 3 Oct - Tue, 7 Oct
Delta Logo
16:19 - 13:30GFK-LHR
15h 11m2 stops
Delta Logo
06:15 - 22:58LHR-GFK
22h 43m2 stops
£552Delta
Find Deal
Thu, 18 Sep - Thu, 25 Sep
Delta Logo
16:19 - 13:30GFK-LHR
15h 11m2 stops
Delta Logo
12:25 - 22:58LHR-GFK
16h 33m1 stop
£558Delta
Find Deal
Thu, 18 Sep - Thu, 25 Sep
Virgin Atlantic Logo
12:21 - 13:10GFK-LHR
18h 49m1 stop
Virgin Atlantic Logo
09:40 - 22:47LHR-GFK
19h 07m2 stops
£761Virgin Atlantic
Find Deal
Fri, 3 Oct - Tue, 7 Oct
KLM Logo
16:19 - 13:10GFK-LHR
14h 51m1 stop
KLM Logo
12:25 - 22:58LHR-GFK
16h 33m1 stop
£860KLM
Find Deal
Thu, 18 Sep - Thu, 25 Sep
Virgin Atlantic Logo
12:21 - 10:30GFK-LHR
16h 09m2 stops
Virgin Atlantic Logo
12:25 - 22:47LHR-GFK
16h 22m1 stop
£887Virgin Atlantic
Find Deal
Fri, 3 Oct - Tue, 7 Oct
KLM Logo
16:19 - 13:10GFK-LHR
14h 51m1 stop
KLM Logo
06:30 - 15:40LHR-GFK
15h 10m2 stops
£945KLM
Find Deal
Fri, 3 Oct - Tue, 7 Oct
Virgin Atlantic Logo
16:19 - 13:10GFK-LHR
14h 51m1 stop
Virgin Atlantic Logo
12:25 - 22:47LHR-GFK
16h 22m1 stop
£988Virgin Atlantic
Find Deal
Fri, 3 Oct - Tue, 7 Oct

KLM flights from Grand Forks to London Heathrow Airport

Our best KLM deals on Grand Forks to London Heathrow Airport flight tickets
KLM
18 Sept
GFK16:19Grand Forks
14h 51m
1 stop
LHR13:10London Heathrow
25 Sept
LHR12:25London Heathrow
16h 33m
1 stop
GFK22:58Grand Forks
£860
Find similar
KLM
3 Oct
GFK16:19Grand Forks
14h 51m
1 stop
LHR13:10London Heathrow
7 Oct
LHR06:30London Heathrow
15h 10m
2 stops
GFK15:40Grand Forks
£945
Find similar

Delta flights from Grand Forks to London Heathrow Airport

Our best Delta deals on Grand Forks to London Heathrow Airport flight tickets
Delta
3 Oct
GFK05:03Grand Forks
19h 17m
2 stops
LHR06:20London Heathrow
7 Oct
LHR18:15London Heathrow
27h 25m
2 stops
GFK15:40Grand Forks
£528
Find similar
Delta
3 Oct
GFK05:03Grand Forks
19h 17m
2 stops
LHR06:20London Heathrow
7 Oct
LHR20:25London Heathrow
25h 15m
2 stops
GFK15:40Grand Forks
£529
Find similar
Delta
18 Sept
GFK16:19Grand Forks
15h 11m
2 stops
LHR13:30London Heathrow
25 Sept
LHR06:15London Heathrow
22h 43m
2 stops
GFK22:58Grand Forks
£552
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Grand Forks 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 279,928 searches. Data last updated 6 August 2025.
Use the filters below to find and compare flights from Grand Forks to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Fri 3/10

05:03-06:20

2 stops19h 17m

London Heathrow

Tue 7/10

18:15-15:40

2 stops27h 25m

£528

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Fri 3/10

05:03-06:20

2 stops19h 17m

London Heathrow

Tue 7/10

20:25-15:40

2 stops25h 15m

£529

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Thu 18/9

16:19-13:30

2 stops15h 11m

London Heathrow

Thu 25/9

06:15-22:58

2 stops22h 43m

£552

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Thu 18/9

16:19-13:30

2 stops15h 11m

London Heathrow

Thu 25/9

12:25-22:58

1 stop16h 33m

£558

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Fri 3/10

12:21-13:10

1 stop18h 49m

London Heathrow

Tue 7/10

09:40-22:47

2 stops19h 07m

£761

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Thu 18/9

16:19-13:10

1 stop14h 51m

London Heathrow

Thu 25/9

12:25-22:58

1 stop16h 33m

£860

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Fri 3/10

12:21-10:30

2 stops16h 09m

London Heathrow

Tue 7/10

12:25-22:47

1 stop16h 22m

£887

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Fri 3/10

16:19-13:10

1 stop14h 51m

London Heathrow

Tue 7/10

06:30-15:40

2 stops15h 10m

£945

Grand ForksLondon

GFK - LHR

GFKLHR

Grand Forks

Fri 3/10

16:19-13:10

1 stop14h 51m

London Heathrow

Tue 7/10

12:25-22:47

1 stop16h 22m

£988

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Grand Forks to London Heathrow Airport

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

Cheap Grand Forks to London Heathrow Airport (GFK to LHR) flight deals and tips

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

Best price found

£528

Fastest flight time

14h 51m

Direct flights

None
The best flight deal from Grand Forks to London Heathrow Airport found on momondo in the last 72 hours is £528
The fastest flight from Grand Forks to London Heathrow Airport takes 14h 51m
There are no direct flights from Grand Forks to London Heathrow Airport. Popular non-direct route for this connection is Grand Forks Airport - London Heathrow Airport.
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  • How far is Grand Forks to London Heathrow by plane?

    There are 3990.8 mi between Grand Forks and London Heathrow. By plane, this route typically takes 14h 51m.

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

    Prices for flights from Grand Forks Airport to London Heathrow Airport are updated daily.

  • How old do you have to be to fly from Grand Forks 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 Forks Airport to London Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Grand Forks to London Heathrow Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Grand Forks from London Heathrow Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Grand Forks to London Heathrow Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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

Yes. momondo allows you to filter the results for Grand Forks to London flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Grand Forks to London.

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

Yes. momondo can track prices for Grand Forks 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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