What are the cheapest airlines flying from Grimsby to Dublin round-trip?

Cheapflights users have booked flights from Grimsby to Dublin round-trip from £56. Another airline that can offer you cheap pricing is KLM. Users have found that Aer Lingus is 77% cheaper than the other options available to this destination.

What is the cheapest day to fly from Grimsby to Dublin?

Travellers seeking maximum savings on their Grimsby to Dublin flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

If weather is an important factor for your trip to Dublin, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What is the cheapest day to fly round-trip from Grimsby to Dublin?

Flights from Grimsby to Dublin are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Dublin.

What is the cheapest month to fly from Grimsby to Dublin?

Flights from Grimsby to Dublin lean towards being more expensive in January. Prices are generally better when you fly from Grimsby to Dublin in July, with the cheapest ticket starting at £83.

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

A simple way to save on the total cost of your ticket is to fly from Grimsby to Dublin in the afternoon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight at midday.

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

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

How can I find direct flights from Grimsby to Dublin?

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

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

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

£148+ Flights from Grimsby to Dublin

Cheap flight deals from Grimsby to Dublin

Round-trip from	£276
One-way from	£148
Popular in	January
Cheapest in	July
Average price	£265

KLM
19/9-22/9
2 total stops
16h 20m total
Grimsby to Dublin

Search Deals

KLM
19/12
1 total stop
14h 25m total
Grimsby to Dublin

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Grimsby to Dublin

Cheapest flights from Grimsby to Dublin
Explore the most affordable flight options available from Grimsby to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Fri 19/906:10HUY - DUB

1 stop10h 30mKLM

Mon 22/911:10DUB - HUY

1 stop5h 50mKLM

Deal found 13/8£276

Fri 12/917:35HUY - DUB

1 stop4h 50mKLM

Sun 14/908:55DUB - HUY

1 stop12h 30mKLM

Deal found 14/8£278

Tue 9/909:50HUY - DUB

1 stop10h 25mKLM

Tue 16/913:20DUB - HUY

1 stop3h 40mKLM

Deal found 13/8£294

Fri 12/906:10HUY - DUB

1 stop4h 15mMultiple Airlines

Sun 14/906:00DUB - HUY

2 stops11h 00mMultiple Airlines

Deal found 14/8£305

Fri 19/917:35HUY - DUB

1 stop14h 45mMultiple Airlines

Mon 22/906:00DUB - HUY

2 stops35h 00mMultiple Airlines

Deal found 13/8£329

Fri 12/906:10HUY - DUB

2 stops8h 50mAir France

Sun 14/909:10DUB - HUY

2 stops7h 50mAir France

Deal found 14/8£414

Fri 19/906:10HUY - DUB

2 stops8h 50mAir France

Mon 22/909:10DUB - HUY

2 stops7h 50mAir France

Deal found 13/8£446

Best flights from Grimsby to Dublin
Discover carefully curated flight deals from Grimsby to Dublin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 August 2025.

Fri 19/906:10HUY - DUB

1 stop10h 30mKLM

Mon 22/911:10DUB - HUY

1 stop5h 50mKLM

Deal found 13/8£276

Fri 12/906:10HUY - DUB

1 stop4h 15mMultiple Airlines

Sun 14/906:00DUB - HUY

2 stops11h 00mMultiple Airlines

Deal found 14/8£305

Fri 12/906:10HUY - DUB

2 stops8h 50mAir France

Sun 14/909:10DUB - HUY

2 stops7h 50mAir France

Deal found 14/8£414

Fri 12/917:35HUY - DUB

1 stop4h 50mKLM

Sun 14/908:55DUB - HUY

1 stop12h 30mKLM

Deal found 14/8£278

Tue 9/909:50HUY - DUB

1 stop10h 25mKLM

Tue 16/913:20DUB - HUY

1 stop3h 40mKLM

Deal found 13/8£294

Fri 19/917:35HUY - DUB

1 stop14h 45mMultiple Airlines

Mon 22/906:00DUB - HUY

2 stops35h 00mMultiple Airlines

Deal found 13/8£329

Fri 19/906:10HUY - DUB

2 stops8h 50mAir France

Mon 22/909:10DUB - HUY

2 stops7h 50mAir France

Deal found 13/8£446

Last-minute flights from Grimsby to Dublin
Discover last-minute flight deals from Grimsby to Dublin. Data last updated 15 August 2025 and is based on user searches.

Tue 9/909:50HUY - DUB

1 stop10h 25mKLM

Tue 16/913:20DUB - HUY

1 stop3h 40mKLM

Deal found 13/8£294

Fri 12/917:35HUY - DUB

1 stop4h 50mKLM

Sun 14/908:55DUB - HUY

1 stop12h 30mKLM

Deal found 14/8£278

Fri 12/906:10HUY - DUB

1 stop4h 15mMultiple Airlines

Sun 14/906:00DUB - HUY

2 stops11h 00mMultiple Airlines

Deal found 14/8£305

Fri 12/906:10HUY - DUB

2 stops8h 50mAir France

Sun 14/909:10DUB - HUY

2 stops7h 50mAir France

Deal found 14/8£414

Fri 19/906:10HUY - DUB

1 stop10h 30mKLM

Mon 22/911:10DUB - HUY

1 stop5h 50mKLM

Deal found 13/8£276

Fri 19/917:35HUY - DUB

1 stop14h 45mMultiple Airlines

Mon 22/906:00DUB - HUY

2 stops35h 00mMultiple Airlines

Deal found 13/8£329

Fri 19/906:10HUY - DUB

2 stops8h 50mAir France

Mon 22/909:10DUB - HUY

2 stops7h 50mAir France

Deal found 13/8£446

Fly from

Fly to

Route

Depart

Return

Price

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 19/9

06:10-16:40

1 stop10h 30m

Dublin

Mon 22/9

11:10-17:00

1 stop5h 50m

£276

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 12/9

17:35-22:25

1 stop4h 50m

Dublin

Sun 14/9

08:55-21:25

1 stop12h 30m

£278

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Tue 9/9

09:50-20:15

1 stop10h 25m

Dublin

Tue 16/9

13:20-17:00

1 stop3h 40m

£294

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 12/9

06:10-10:25

1 stop4h 15m

Dublin

Sun 14/9

06:00-17:00

2 stops11h 00m

£305

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 19/9

17:35-08:20

1 stop14h 45m

Dublin

Mon 22/9

06:00-17:00

2 stops35h 00m

£329

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 12/9

06:10-15:00

2 stops8h 50m

Dublin

Sun 14/9

09:10-17:00

2 stops7h 50m

£414

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 19/9

06:10-15:00

2 stops8h 50m

Dublin

Mon 22/9

09:10-17:00

2 stops7h 50m

£446

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 19/12

17:40-08:05

1 stop14h 25m

£148

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 19/12

17:40-07:50

2 stops38h 10m

£270

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Best time to book a flight from Grimsby to Dublin

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

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

Currently, January is the cheapest month in which you can book a flight from Grimsby to Dublin (average of £71). Flying from Grimsby to Dublin in August is currently the most expensive (average of £93). 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 Dublin

Get a feel of what it's like to fly with KLM and Aer Lingus from Grimsby to Dublin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,384 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

1,384 reviews

KLM

7.8

Good

1,384 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.

Aer Lingus

7.1

Good

1,214 reviews

KLM

7.8

Good

1,384 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 are the cheapest airlines flying from Grimsby to Dublin round-trip?
Cheapflights users have booked flights from Grimsby to Dublin round-trip from £56. Another airline that can offer you cheap pricing is KLM. Users have found that Aer Lingus is 77% cheaper than the other options available to this destination.
Can I find deals for flights from Grimsby to Dublin that include hotel bookings?
Yes. In addition to deals on Grimsby to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Grimsby to Dublin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grimsby to Dublin.
Can I find deals for business class flights from Grimsby to Dublin?
Yes. Cheapflights offers flight deals from Grimsby to Dublin 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 Dublin?
Currently, January is the cheapest month in which you can book a flight from Grimsby to Dublin (average of £71). Flying from Grimsby to Dublin in August is currently the most expensive (average of £93). 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

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Other flights to Dublin

Top 2 airlines flying from Grimsby to Dublin

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£56	Average£129	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
KLM	Cheapest£195	Average£269	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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

Cheapflights makes it easy to find Grimsby to Dublin 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 Dublin?

Cheapflights helps you find that perfect flight to Dublin from Grimsby by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Grimsby to Dublin with no change fees.

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

Not ready to book yet? You can track prices for flights from Grimsby to Dublin on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Grimsby to Dublin from £148

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Grimsby to Dublin

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Grimsby to Dublin

Cheapest flights from Grimsby to DublinExplore the most affordable flight options available from Grimsby to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Explore the most affordable flight options available from Grimsby to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Grimsby to Dublin

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

Cheapflights Insights

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

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

Reviews of airlines servicing Dublin

Get a feel of what it's like to fly with KLM and Aer Lingus from Grimsby to Dublin by reading reviews from past customers. Users have also rated airlines 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 Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Grimsby to Dublin round-trip?

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

How can I find direct flights from Grimsby to Dublin?

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

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

Travelling to a place near Dublin?

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 Dublin

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

Top 2 airlines flying from Grimsby to Dublin

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 Dublin?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Grimsby to Dublin
Explore the most affordable flight options available from Grimsby to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.