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Cheap flights from Grimsby to London from £257

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — LON
3 Feb — 10 Feb1
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 4 January 2026.

Tue 17/209:50HUY - LHR
1 stop9h 25mKLM
Tue 24/211:45LHR - HUY
1 stop4h 55mKLM
Deal found 3/1£257
Tue 17/209:50HUY - LCY
1 stop7h 30mKLM
Tue 24/209:20LCY - HUY
1 stop7h 20mKLM
Deal found 3/1£276
Fri 9/1009:50HUY - LHR
1 stop7h 45mKLM
Sun 18/1008:40LHR - HUY
1 stop8h 25mKLM
Deal found 4/1£285
Sun 18/109:50HUY - LHR
1 stop9h 25mKLM
Thu 22/115:45LHR - HUY
1 stop5h 35mKLM
Deal found 3/1£315
Sun 18/109:50HUY - LCY
1 stop9h 45mKLM
Thu 22/117:05LCY - HUY
1 stop4h 15mKLM
Deal found 3/1£334
Sun 18/109:50HUY - LHR
2 stops8h 55mMultiple Airlines
Thu 22/108:05LHR - HUY
2 stops13h 15mMultiple Airlines
Deal found 3/1£417
Mon 19/106:10HUY - LHR
2 stops13h 05mMultiple Airlines
Fri 23/113:45LHR - HUY
2 stops19h 35mMultiple Airlines
Deal found 4/1£455

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 4 January 2026.

Round-trip from

£257
KLM
  • KLM
  • 30/1-6/2
  • 2 total stops
  • 8h 50m 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 4 January 2026.
Use the filters below to find and compare flights from Grimsby to London that are best for you.

Fly from

Grimsby

Fly to

London

Route

Depart

Return

Price

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Tue 17/2

09:50-19:15

1 stop9h 25m

London Heathrow

Tue 24/2

11:45-16:40

1 stop4h 55m

£257

GrimsbyLondon

HUY - LCY

HUYLCY

Grimsby Humberside

Tue 17/2

09:50-17:20

1 stop7h 30m

London City

Tue 24/2

09:20-16:40

1 stop7h 20m

£276

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Mon 19/1

09:50-13:50

1 stop4h 00m

London Heathrow

Fri 23/1

17:05-21:20

1 stop4h 15m

£315

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Sun 18/1

09:50-19:15

1 stop9h 25m

London Heathrow

Thu 22/1

15:45-21:20

1 stop5h 35m

£315

GrimsbyLondon

HUY - LCY

HUYLCY

Grimsby Humberside

Sun 18/1

09:50-19:35

1 stop9h 45m

London City

Thu 22/1

17:05-21:20

1 stop4h 15m

£334

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Sun 18/1

09:50-18:45

2 stops8h 55m

London Heathrow

Thu 22/1

08:05-21:20

2 stops13h 15m

£417

GrimsbyLondon

HUY - LHR

HUYLHR

Grimsby Humberside

Mon 19/1

06:10-19:15

2 stops13h 05m

London Heathrow

Fri 23/1

13:45-09:20

2 stops19h 35m

£455

Flights are sorted by cheapest return flights first.

Deals found on 3/1

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, July is the cheapest month in which you can book a flight from Grimsby to London (average of £59). Flying from Grimsby to London in August is currently the most expensive (average of £85). 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 4h 35m. 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, July is the cheapest month in which you can book a flight from Grimsby to London (average of £59). Flying from Grimsby to London in August is currently the most expensive (average of £85). 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
Croydon
Luton
Slough
Hounslow
Gatwick
Ilford
Wembley
Hayes
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Bishop's Stortford
Guildford

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

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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.

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