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Cheap flights from Grimsby to London from £247

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — LON
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Grimsby to London

Enter your travel dates to find the best prices.

Cheapest flights from Grimsby to London
Explore the most affordable flight options available from Grimsby to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2026.

Sat 2/509:50
HUY
-
LHR
1 stop8h 00m
KLM
Sat 9/514:45
LHR
-
HUY
1 stop6h 45m
KLM
Deal found 18/3£247
Wed 15/409:50
HUY
-
LCY
1 stop7h 30m
KLM
Wed 22/417:50
LCY
-
HUY
1 stop3h 40m
KLM
Deal found 18/3£278
Wed 15/406:10
HUY
-
LHR
1 stop4h 35m
KLM
Wed 22/411:45
LHR
-
HUY
1 stop5h 20m
KLM
Deal found 18/3£286
Thu 30/409:50
HUY
-
LHR
1 stop6h 25m
KLM
Thu 7/508:40
LHR
-
HUY
1 stop8h 25m
KLM
Deal found 16/3£311
Wed 1/409:50
HUY
-
LHR
1 stop7h 45m
KLM
Sun 5/414:45
LHR
-
HUY
1 stop6h 45m
KLM
Deal found 17/3£318
Thu 30/409:50
HUY
-
LCY
1 stop6h 50m
KLM
Thu 7/509:20
LCY
-
HUY
1 stop7h 45m
KLM
Deal found 16/3£329
Wed 1/409:50
HUY
-
LCY
1 stop6h 50m
KLM
Sun 5/417:50
LCY
-
HUY
1 stop3h 40m
KLM
Deal found 17/3£336
Sat 2/506:10
HUY
-
LCY
1 stop5h 30m
KLM
Sat 9/512:10
LCY
-
HUY
1 stop9h 20m
KLM
Deal found 18/3£338
Thu 2/406:10
HUY
-
LHR
1 stop4h 35m
KLM
Mon 6/409:55
LHR
-
HUY
1 stop7h 10m
KLM
Deal found 18/3£370
Thu 2/406:10
HUY
-
LCY
1 stop3h 20m
KLM
Mon 6/410:00
LCY
-
HUY
1 stop7h 05m
KLM
Deal found 18/3£389
Fri 17/409:50
HUY
-
LCY
1 stop7h 30m
KLM
Fri 24/408:25
LCY
-
HUY
1 stop8h 40m
KLM
Deal found 18/3£393
Sat 2/509:50
HUY
-
LHR
1 stop11h 05m
Multiple Airlines
Sat 9/519:45
LHR
-
HUY
2 stops21h 20m
Multiple Airlines
Deal found 18/3£431

Find flight deals from Grimsby to London

Discover tips and strategies to find the most affordable flight options for your journey from Grimsby (HUY) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 March 2026.

Round-trip from

£247
KLM
  • KLM
  • 2/5-9/5
  • 2 total stops
  • 14h 45m total
  • Grimsby to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to London 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, Cheapflights users made 858,174 searches. Data last updated 21 March 2026.
Use the filters below to find and compare flights from Grimsby to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Sat 2/5

09:50-17:50

1 stop8h 00m

London Heathrow

Sat 9/5

14:45-21:30

1 stop6h 45m

£247

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Wed 15/4

06:10-10:45

1 stop4h 35m

London Heathrow

Wed 22/4

11:45-17:05

1 stop5h 20m

£286

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Thu 30/4

09:50-16:15

1 stop6h 25m

London Heathrow

Thu 7/5

08:40-17:05

1 stop8h 25m

£311

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Wed 1/4

09:50-17:35

1 stop7h 45m

London Heathrow

Sun 5/4

14:45-21:30

1 stop6h 45m

£318

GrimsbyLondon

HUY - LCY

HUYLCY

Grimsby Humberside

Thu 30/4

09:50-16:40

1 stop6h 50m

London City

Thu 7/5

09:20-17:05

1 stop7h 45m

£329

GrimsbyLondon

HUY - LCY

HUYLCY

Grimsby Humberside

Wed 1/4

09:50-16:40

1 stop6h 50m

London City

Sun 5/4

17:50-21:30

1 stop3h 40m

£336

GrimsbyLondon

HUY - LCY

HUYLCY

Grimsby Humberside

Sat 2/5

06:10-11:40

1 stop5h 30m

London City

Sat 9/5

12:10-21:30

1 stop9h 20m

£338

GrimsbyLondon

HUY - LCY

HUYLCY

Grimsby Humberside

Fri 17/4

09:50-17:20

1 stop7h 30m

London City

Fri 24/4

08:25-17:05

1 stop8h 40m

£393
Fastest return journey

GrimsbyLondon

HUY - LCY

HUYLCY

Grimsby Humberside

Mon 8/6

06:10-09:30

1 stop3h 20m

London City

Mon 8/6

17:50-21:30

1 stop3h 40m

£441

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Mon 8/6

06:10-13:50

1 stop7h 40m

London Heathrow

Mon 8/6

17:10-21:30

1 stop4h 20m

£454

Flights are sorted by cheapest return flights first.

Deals found on 18/3

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Grimsby to London

Have a flexible travel schedule? Discover the best time to fly to London from Grimsby with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Grimsby to London

What is the cheapest month to book a flight from Grimsby to London?

Currently, April is the cheapest month in which you can book a flight from Grimsby to London (average of £74). Flying from Grimsby to London in May is currently the most expensive (average of £91). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Grimsby to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Grimsby to London?

    Most people fly from Grimsby Humberside (HUY) if they book a flight from Grimsby to London. On average, Humberside has 0 outbound flights to London per day from 0 airlines. Grimsby Humberside is conveniently located just 11.0 mi from Grimsby’s city center.

  • How long is the flight from Grimsby to London?

    Departing from Grimsby to London will take you 8h. Grimsby and London are separated by a distance of 145 mi.

  • Can I find deals for flights from Grimsby to London that include hotel bookings?

    Yes. In addition to deals on Grimsby to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Grimsby to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grimsby to London.

  • Can I find deals for business class flights from Grimsby to London?

    Yes. Cheapflights offers flight deals from Grimsby to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Grimsby to London?

    Currently, April is the cheapest month in which you can book a flight from Grimsby to London (average of £74). Flying from Grimsby to London in May is currently the most expensive (average of £91). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Bedford
Chelmsford
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Grimsby to London

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Fly with Cheapflights

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How does Cheapflights help users find flights from Grimsby to London?

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Why should you use Cheapflights to find cheap flight tickets from Grimsby to London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Grimsby to London.

Can Cheapflights find flights from Grimsby to London with no change fees?

Certainly. Search results for flights to London from Grimsby shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Grimsby to London become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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