In terms of precipitation, rainfall in Portugal ranges from 2.0 - 116.0 inches per month. December is typically the wettest month, when rainfall can reach 116.0 mm. July is typically the driest time to visit Portugal when rainfall is around 2.0 mm.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

What is the cheapest time of day to fly from HUY to PT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Grimsby to Portugal as you normally would.

What airport do you fly from for flights from Grimsby to Portugal?

Most people fly from Grimsby Humberside (HUY) if they book a flight from Grimsby to Portugal. Grimsby Humberside is conveniently located just 11.0 mi from Grimsby’s city center.

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

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

How can I find direct flights from Grimsby to Portugal?

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

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

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

£459+ Flights from Grimsby to Portugal

Cheap flight deals from Grimsby to Portugal

Round-trip from	£401

KLM
15/8-22/8
2 total stops
22h 45m total
Grimsby to Portugal

Search Deals

Find flight deals from Grimsby to Portugal

Cheapest flights from Grimsby to Portugal
Explore the most affordable flight options available from Grimsby to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Fri 15/809:50HUY - LIS

1 stop13h 00mKLM

Fri 22/811:40LIS - HUY

1 stop9h 45mKLM

Deal found 1/7£401

Fri 15/817:35HUY - LIS

2 stops15h 15mMultiple Airlines

Fri 22/821:45LIS - HUY

2 stops23h 40mMultiple Airlines

Deal found 1/7£517

Best flights from Grimsby to Portugal
Discover carefully curated flight deals from Grimsby to Portugal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 July 2025.

Fri 15/809:50HUY - LIS

1 stop13h 00mKLM

Fri 22/811:40LIS - HUY

1 stop9h 45mKLM

Deal found 1/7£401

Fri 15/817:35HUY - LIS

2 stops15h 15mMultiple Airlines

Fri 22/821:45LIS - HUY

2 stops23h 40mMultiple Airlines

Deal found 1/7£517

Last-minute flights from Grimsby to Portugal
Discover last-minute flight deals from Grimsby to Portugal. Data last updated 3 July 2025 and is based on user searches.

Fri 15/809:50HUY - LIS

1 stop13h 00mKLM

Fri 22/811:40LIS - HUY

1 stop9h 45mKLM

Deal found 1/7£401

Fri 15/817:35HUY - LIS

2 stops15h 15mMultiple Airlines

Fri 22/821:45LIS - HUY

2 stops23h 40mMultiple Airlines

Deal found 1/7£517

Cheapflights Fare Finder

Use the filters below to find and compare flights from Grimsby to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GrimsbyLisbon

HUY - LIS

HUYLIS

Grimsby Humberside

Fri 15/8

09:50-22:50

1 stop13h 00m

Lisbon Humberto Delgado

Fri 22/8

11:40-21:25

1 stop9h 45m

£401

GrimsbyLisbon

HUY - LIS

HUYLIS

Grimsby Humberside

Fri 15/8

17:35-08:50

2 stops15h 15m

Lisbon Humberto Delgado

Fri 22/8

21:45-21:25

2 stops23h 40m

£517

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Best time to book a flight from Grimsby to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

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

Currently, January is the cheapest month in which you can book a flight from Grimsby to Portugal (average of £101). Flying from Grimsby to Portugal in August is currently the most expensive (average of £274). 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.

Reviews of airlines servicing Portugal

Read reviews from past customers who have flown with KLM from Grimsby to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,366 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,366 reviews

KLM

7.8

Good

1,366 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

What airport do you fly from for flights from Grimsby to Portugal?
Most people fly from Grimsby Humberside (HUY) if they book a flight from Grimsby to Portugal. Grimsby Humberside is conveniently located just 11.0 mi from Grimsby’s city center.
Can I find deals for flights from Grimsby to Portugal that include hotel bookings?
Yes. In addition to deals on Grimsby to Portugal flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Grimsby to Portugal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grimsby to Portugal.
Can I find deals for business class flights from Grimsby to Portugal?
Yes. Cheapflights offers flight deals from Grimsby to Portugal 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 Portugal?
Currently, January is the cheapest month in which you can book a flight from Grimsby to Portugal (average of £101). Flying from Grimsby to Portugal in August is currently the most expensive (average of £274). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Grimsby to Portugal

Heathrow to Istanbul flights

Heathrow to Lisbon flights

Gatwick to Lisbon flights

Heathrow to Málaga flights

Heathrow to Athens flights

Gatwick to Belfast Intl flights

Luton to Belfast Intl flights

Stansted to Lisbon flights

Luton to Lisbon flights

Heathrow to Palma de Mallorca flights

Heathrow to Ibiza flights

Heathrow to Leonardo da Vinci/Fiumicino flights

Heathrow to Madrid flights

Luton to Istanbul flights

Heathrow to Budapest flights

London City to Istanbul flights

London City to Leonardo da Vinci/Fiumicino flights

Heathrow to Linate flights

Gatwick to Charles de Gaulle flights

Heathrow to Faro flights

Gatwick to Malpensa flights

Gatwick to Edinburgh flights

Heathrow to Frederic Chopin flights

Stansted to Athens flights

London City to Linate flights

Stansted to Edinburgh flights

Gatwick to Leonardo da Vinci/Fiumicino flights

Gatwick to Madrid flights

Luton to Charles de Gaulle flights

Gatwick to Istanbul flights

Heathrow to Larnaca flights

Heathrow to Barcelona-El Prat flights

Luton to Barcelona-El Prat flights

London City to Charles de Gaulle flights

Stansted to Sabiha Gokcen flights

Luton to Edinburgh flights

Gatwick to Barcelona-El Prat flights

Heathrow to Edinburgh flights

Heathrow to Charles de Gaulle flights

Heathrow to Orly flights

Stansted to Madrid flights

London City to Barcelona-El Prat flights

London City to Nice flights

London City to Lisbon flights

Stansted to Malpensa flights

Stansted to Málaga flights

Gatwick to Nice flights

Stansted to Amsterdam flights

London City to Málaga flights

Gatwick to Linate flights

Direct flights to

Direct flights to London

Direct flights to Alicante

Direct flights to Paris

Direct flights to Manchester

Direct flights to Istanbul

Direct flights to Amsterdam

Direct flights to Málaga

Direct flights to Edinburgh

Direct flights to Dublin

Direct flights to Barcelona

Direct flights to Faro

Direct flights to Antalya

Direct flights to Rome

Direct flights to Palma de Mallorca

Direct flights to Santa Cruz de Tenerife

Direct flights to Belfast

Direct flights to Birmingham

Direct flights to Arrecife

Direct flights to Lisbon

Direct flights to Glasgow

Direct flights to Krakow

Direct flights to Dalaman

Direct flights to Luqa

Direct flights to Milan

Direct flights to Larnaca

Direct flights to Athens

Direct flights to Tirana

Direct flights to Bucharest

Direct flights to Berlin

Direct flights to Prague

Direct flights to Madrid

Direct flights to Ibiza

Direct flights to Newcastle upon Tyne

Direct flights to Budapest

Direct flights to Las Palmas de Gran Canaria

Direct flights to Zurich

Direct flights to Brussels

Direct flights to Copenhagen

Direct flights to Stockholm

Direct flights to Frankfurt am Main

Direct flights to Geneva

Direct flights to Naples

Direct flights to Newquay

Direct flights to Nice

Direct flights to Heraklion

Direct flights to Venice

Direct flights to Paphos

Direct flights to Puerto del Rosario

Direct flights to Munich

Direct flights to Vienna

Top airline flying from Grimsby to Portugal

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£140	Average£302	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Grimsby to Portugal flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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 Portugal.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Grimsby to Portugal flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Grimsby to Portugal 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Grimsby to Portugal from £401

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Grimsby to Portugal

Keep the following information in mind while searching for Grimsby to Portugal flight deals. Data was last updated 3 July 2025.

Round-trip from

Find flight deals from Grimsby to Portugal

Cheapest flights from Grimsby to PortugalExplore the most affordable flight options available from Grimsby to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Explore the most affordable flight options available from Grimsby to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Grimsby to Portugal that are best for you.

Best time to book a flight from Grimsby to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Grimsby with our price prediction graph.

Cheapflights Insights

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

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

Reviews of airlines servicing Portugal

Read reviews from past customers who have flown with KLM from Grimsby to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Grimsby to Portugal. 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 Portugal?

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

How can I find direct flights from Grimsby to Portugal?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Grimsby to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Grimsby to Portugal

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Grimsby to Portugal
Explore the most affordable flight options available from Grimsby to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.