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Cheap flights from Grimsby to Portugal from £269

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Grimsby to Portugal departing on 11/10. 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 Grimsby to Portugal

Cheap return flights

KLM Logo
17:35 - 10:55HUY-LIS
17h 20m1 stop
KLM Logo
05:00 - 17:00LIS-HUY
12h 00m1 stop
£269KLM
Find Deal
Sat, 11 Oct - Sat, 18 Oct
KLM Logo
17:35 - 10:55HUY-LIS
17h 20m1 stop
KLM Logo
05:00 - 17:00LIS-HUY
12h 00m1 stop
£269KLM
Find Deal
Sat, 11 Oct - Sat, 18 Oct
Logo
17:35 - 22:25HUY-LIS
28h 50m2 stops
Logo
05:00 - 17:00LIS-HUY
12h 00m1 stop
£286
Find Deal
Sat, 11 Oct - Sat, 18 Oct
Air France Logo
17:35 - 14:50HUY-LIS
21h 15m2 stops
Air France Logo
18:50 - 17:00LIS-HUY
22h 10m2 stops
£353Air France
Find Deal
Sat, 11 Oct - Sat, 18 Oct
Logo
09:50 - 12:00HUY-LIS
26h 10m2 stops
Logo
07:40 - 09:20LIS-HUY
25h 40m3 stops
£397
Find Deal
Sat, 11 Oct - Sat, 18 Oct
Logo
14:00 - 22:35HUY-LIS
8h 35m1 stop
Logo
13:35 - 21:05LIS-HUY
31h 30m2 stops
£636
Find Deal
Sat, 11 Oct - Sat, 18 Oct

KLM flights from Grimsby to Portugal

Our best KLM deals on Grimsby to Portugal flight tickets
KLM
11 Oct
HUY17:35Grimsby Humberside
17h 20m
1 stop
LIS10:55Lisbon Humberto Delgado
18 Oct
LIS05:00Lisbon Humberto Delgado
12h 00m
1 stop
HUY17:00Grimsby Humberside
£269
Find similar
KLM
11 Oct
HUY17:35Grimsby Humberside
17h 20m
1 stop
LIS10:55Lisbon Humberto Delgado
18 Oct
LIS05:00Lisbon Humberto Delgado
12h 00m
1 stop
HUY17:00Grimsby Humberside
£269
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Grimsby to Portugal 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 29 August 2025.
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

Sat 11/10

17:35-10:55

1 stop17h 20m

Lisbon Humberto Delgado

Sat 18/10

05:00-17:00

1 stop12h 00m

£269

GrimsbyLisbon

HUY - LIS

HUYLIS

Grimsby Humberside

Sat 11/10

17:35-10:55

1 stop17h 20m

Lisbon Humberto Delgado

Sat 18/10

05:00-17:00

1 stop12h 00m

£269

GrimsbyLisbon

HUY - LIS

HUYLIS

Grimsby Humberside

Sat 11/10

17:35-22:25

2 stops28h 50m

Lisbon Humberto Delgado

Sat 18/10

05:00-17:00

1 stop12h 00m

£286

GrimsbyLisbon

HUY - LIS

HUYLIS

Grimsby Humberside

Sat 11/10

17:35-14:50

2 stops21h 15m

Lisbon Humberto Delgado

Sat 18/10

18:50-17:00

2 stops22h 10m

£353

GrimsbyLisbon

HUY - LIS

HUYLIS

Grimsby Humberside

Sat 11/10

09:50-12:00

2 stops26h 10m

Lisbon Humberto Delgado

Sat 18/10

07:40-09:20

3 stops25h 40m

£397

GrimsbyLisbon

HUY - LIS

HUYLIS

Grimsby Humberside

Sat 11/10

14:00-22:35

1 stop8h 35m

Lisbon Humberto Delgado

Sat 18/10

13:35-21:05

2 stops31h 30m

£636

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Portugal from

How to get the cheapest flight ticket from Grimsby to Portugal

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 Portugal?

The cheapest day to depart from Grimsby to Portugal is on a Friday when prices can be found for as low as £277. Flights from Grimsby to Portugal on a Tuesday will generally be more expensive and average around £318. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Portugal?

The cheapest time of day to fly to Portugal is in the morning when flights can be purchased for as low as £291. Flights to Portugal are more costly in the afternoon, with an average ticket price of £336. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Grimsby to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Grimsby to Portugal

Direct flights

None
There are no direct flights from Grimsby to Portugal. There are no popular flight routes from Grimsby to Portugal.
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  • When did momondo last update prices for flights from Grimsby Humberside Airport to Portugal?

    Prices for flights from Grimsby Humberside Airport to Portugal were last updated today.

  • How many operators does momondo search for flights from Grimsby Humberside Airport to Portugal?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Grimsby Humberside Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Grimsby to Portugal

Compare and see reviews for airlines that fly from Grimsby to Portugal with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £142Free CancellationRating
7.8
1,383 reviews
Search KLM flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Grimsby to Portugal . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Portugal from Grimsby with this policy.

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

momondo helps you find the best flight between Grimsby and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Portugal from Grimsby. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Portugal trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Portugal

Popular Cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
Flights to Lisbonfrom £40
Flights to Farofrom £22
Flights to Portofrom £32
Flights to Funchalfrom £40
Flights to Ponta Delgadafrom £76
Flights to Lajesfrom £143
Flights to Hortafrom £261
Flights to Pico Islandfrom £312
Flights to Porto Santofrom £170
Flights to Santa Cruz das Floresfrom £461