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Cheap flights from Grimsby to London from £277

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Grimsby to London departing on 14/11. 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 Grimsby to London

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
09:50 - 19:15HUY-LHR
9h 25m1 stop
KLM Logo
15:45 - 09:20LHR-HUY
17h 35m1 stop
£285KLM
Find Deal
Fri, 20 Mar - Mon, 23 Mar
KLM Logo
17:10 - 20:50HUY-LHR
3h 40m1 stop
KLM Logo
08:40 - 17:00LHR-HUY
8h 20m1 stop
£316KLM
Find Deal
Tue, 18 Nov - Sat, 22 Nov
KLM Logo
06:10 - 10:45HUY-LHR
4h 35m1 stop
KLM Logo
10:00 - 17:05LHR-HUY
7h 05m1 stop
£328KLM
Find Deal
Wed, 17 Dec - Wed, 24 Dec
KLM Logo
17:30 - 20:50HUY-LHR
3h 20m1 stop
KLM Logo
06:30 - 16:40LHR-HUY
10h 10m1 stop
£333KLM
Find Deal
Sat, 22 Nov - Sun, 23 Nov
Multiple Airlines Logo
06:10 - 18:45HUY-LHR
12h 35m3 stops
Multiple Airlines Logo
09:00 - 17:00LHR-HUY
8h 00m2 stops
£520Multiple Airlines
Find Deal
Tue, 18 Nov - Sat, 22 Nov
Multiple Airlines Logo
06:10 - 16:35HUY-LHR
10h 25m2 stops
Multiple Airlines Logo
16:25 - 21:20LHR-HUY
4h 55m1 stop
£601Multiple Airlines
Find Deal
Tue, 18 Nov - Sat, 22 Nov
Multiple Airlines Logo
06:10 - 13:45HUY-LHR
7h 35m2 stops
Multiple Airlines Logo
17:50 - 21:20LHR-HUY
3h 30m1 stop
£3,033Multiple Airlines
Find Deal
Sat, 22 Nov - Sun, 23 Nov
Multiple Airlines Logo
06:10 - 15:35HUY-LHR
9h 25m2 stops
Multiple Airlines Logo
13:35 - 21:20LHR-HUY
7h 45m2 stops
£3,041Multiple Airlines
Find Deal
Tue, 18 Nov - Sat, 22 Nov
Multiple Airlines Logo
06:10 - 13:45HUY-LHR
7h 35m2 stops
Multiple Airlines Logo
17:05 - 21:20LHR-HUY
4h 15m1 stop
£3,042Multiple Airlines
Find Deal
Sat, 22 Nov - Sun, 23 Nov
Air France Logo
06:10 - 13:45HUY-LHR
7h 35m2 stops
Air France Logo
08:55 - 17:00LHR-HUY
8h 05m2 stops
£3,122Air France
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Fri, 20 Mar - Mon, 23 Mar

KLM flights from Grimsby to London Heathrow Airport

Our best KLM deals on Grimsby to London Heathrow Airport flight tickets
KLM
20 Mar
HUY09:50Grimsby Humberside
9h 25m
1 stop
LHR19:15London Heathrow
23 Mar
LHR15:45London Heathrow
17h 35m
1 stop
HUY09:20Grimsby Humberside
£285
Find similar
KLM
18 Nov
HUY17:10Grimsby Humberside
3h 40m
1 stop
LHR20:50London Heathrow
22 Nov
LHR08:40London Heathrow
8h 20m
1 stop
HUY17:00Grimsby Humberside
£316
Find similar
KLM
17 Dec
HUY06:10Grimsby Humberside
4h 35m
1 stop
LHR10:45London Heathrow
24 Dec
LHR10:00London Heathrow
7h 05m
1 stop
HUY17:05Grimsby Humberside
£328
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Grimsby 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 3 November 2025.
Use the filters below to find and compare flights from Grimsby to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Fri 20/3

09:50-19:15

1 stop9h 25m

London Heathrow

Mon 23/3

15:45-09:20

1 stop17h 35m

£285

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Tue 18/11

17:10-20:50

1 stop3h 40m

London Heathrow

Sat 22/11

08:40-17:00

1 stop8h 20m

£316

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Wed 17/12

06:10-10:45

1 stop4h 35m

London Heathrow

Wed 24/12

10:00-17:05

1 stop7h 05m

£328

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Sat 22/11

17:30-20:50

1 stop3h 20m

London Heathrow

Sun 23/11

06:30-16:40

1 stop10h 10m

£333

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Tue 18/11

06:10-18:45

3 stops12h 35m

London Heathrow

Sat 22/11

09:00-17:00

2 stops8h 00m

£520

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Tue 18/11

06:10-16:35

2 stops10h 25m

London Heathrow

Sat 22/11

16:25-21:20

1 stop4h 55m

£601

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Sat 22/11

06:10-13:45

2 stops7h 35m

London Heathrow

Sun 23/11

17:50-21:20

1 stop3h 30m

£3,033

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Tue 18/11

06:10-15:35

2 stops9h 25m

London Heathrow

Sat 22/11

13:35-21:20

2 stops7h 45m

£3,041

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Sat 22/11

06:10-13:45

2 stops7h 35m

London Heathrow

Sun 23/11

17:05-21:20

1 stop4h 15m

£3,042

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Fri 20/3

06:10-13:45

2 stops7h 35m

London Heathrow

Mon 23/3

08:55-17:00

2 stops8h 05m

£3,122

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Grimsby 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?

On average, the least expensive day to fly to London Heathrow Airport from Grimsby is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £249. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £468.

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 Grimsby to London Heathrow Airport in the morning for as low as £332. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £341 on average. Flights to London Heathrow Airport from Grimsby in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Can stopping save me money on Grimsby to London Heathrow Airport flights?

You could potentially save up to 53% on your flight if you consider stops on a Grimsby to London Heathrow Airport flight.

When to book flights from Grimsby to London Heathrow Airport

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

Cheap Grimsby to London Heathrow Airport (HUY to LHR) flight deals and tips

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

Direct flights

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

    Grimsby Humberside and London Heathrow are 145.6 mi apart from one another. By plane, this route typically takes 3h 20m.

  • When did momondo last update prices for flights from Grimsby Humberside Airport to London Heathrow Airport?

    Prices for flights from Grimsby Humberside Airport to London Heathrow Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Grimsby Humberside Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Grimsby Humberside Airport to London Heathrow Airport.

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

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Colchester
Dover
Hayes
Chelmsford

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Grimsby to London. momondo saves you time and could save you money on your trip.

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

All flight searches from Grimsby to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to London from Grimsby. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Grimsby and alert you when they change.

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