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Cheap flights from Grimsby to Ireland from £235

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — DUB
21 Jun — 28 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Grimsby to Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Grimsby to Ireland
Explore the most affordable flight options available from Grimsby to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 May 2026.

Fri 7/806:10
HUY
-
DUB
1 stop4h 15m
KLM
Sun 9/808:55
DUB
-
HUY
1 stop24h 25m
KLM
Deal found 18/5£235
Mon 1/606:10
HUY
-
DUB
1 stop4h 15m
KLM
Sat 6/613:25
DUB
-
HUY
1 stop19h 55m
KLM
Deal found 17/5£237
Sat 13/606:10
HUY
-
DUB
1 stop10h 30m
KLM
Sun 14/605:55
DUB
-
HUY
1 stop15h 35m
KLM
Deal found 19/5£239
Fri 24/706:10
HUY
-
DUB
1 stop4h 15m
KLM
Mon 27/711:10
DUB
-
HUY
1 stop22h 10m
KLM
Deal found 21/5£249
Wed 2/906:10
HUY
-
DUB
1 stop10h 30m
KLM
Thu 17/917:20
DUB
-
HUY
1 stop4h 10m
KLM
Deal found 18/5£276
Mon 1/617:35
HUY
-
DUB
2 stops14h 45m
Multiple Airlines
Sat 6/611:10
DUB
-
HUY
1 stop10h 20m
Multiple Airlines
Deal found 17/5£296
Thu 23/706:10
HUY
-
DUB
1 stop4h 15m
KLM
Sun 30/805:55
DUB
-
HUY
1 stop11h 10m
KLM
Deal found 19/5£304
Thu 23/706:10
HUY
-
DUB
1 stop4h 15m
KLM
Mon 31/808:55
DUB
-
HUY
1 stop24h 25m
KLM
Deal found 19/5£315

Find flight deals from Grimsby to Ireland

Keep the following information in mind while searching for Grimsby to Ireland flight deals. Data was last updated 22 May 2026.

Round-trip from

£235

Popular in

June

Cheapest in

October

Average price

£173
KLM
  • KLM
  • 7/8-9/8
  • 2 total stops
  • 28h 40m total
  • Grimsby to Ireland
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to Ireland 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 22 May 2026.
Use the filters below to find and compare flights from Grimsby to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 7/8

06:10-10:25

1 stop4h 15m

Dublin

Sun 9/8

08:55-09:20

1 stop24h 25m

£235
Fastest return journey

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Mon 1/6

06:10-10:25

1 stop4h 15m

Dublin

Sat 6/6

13:25-09:20

1 stop19h 55m

£237

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 24/7

06:10-10:25

1 stop4h 15m

Dublin

Mon 27/7

11:10-09:20

1 stop22h 10m

£249

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Mon 1/6

17:35-08:20

2 stops14h 45m

Dublin

Sat 6/6

11:10-21:30

1 stop10h 20m

£296

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Thu 23/7

06:10-10:25

1 stop4h 15m

Dublin

Mon 31/8

08:55-09:20

1 stop24h 25m

£315

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Sat 13/6

09:50-22:25

1 stop12h 35m

Dublin

Sun 14/6

06:00-09:20

2 stops27h 20m

£322

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 7/8

06:10-12:40

1 stop6h 30m

Dublin

Sun 9/8

16:20-17:05

2 stops24h 45m

£328

GrimsbyDublin

HUY - DUB

HUYDUB

Grimsby Humberside

Fri 24/7

06:10-10:25

1 stop4h 15m

Dublin

Mon 27/7

05:55-09:20

2 stops27h 25m

£340

Flights are sorted by cheapest return flights first.

Deals found on 18/5

Sorted by cheapest first

Best time to book a flight from Grimsby to Ireland

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

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

Currently, September is the cheapest month in which you can book a flight from Grimsby to Ireland (average of £17). Flying from Grimsby to Ireland in June is currently the most expensive (average of £329). 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 Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated 22 May 2026.
Check out reviews from past customers who have flown with KLM and Aer Lingus from Grimsby to Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,518 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,518 reviews
KLM
7.8
Good
1,518 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Aer Lingus
7.3
Good
1,573 reviews
KLM
7.8
Good
1,518 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

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

    Located just 11.0 mi from the city center, Grimsby Humberside (HUY) is the airport most travelers will use when flying to Ireland from Grimsby.

  • How long is the flight from Grimsby to Ireland?

    Departing from Grimsby to Ireland will take you 4h 15m. There are 242 mi between Grimsby and Ireland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Grimsby to Ireland 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 Ireland?

    Currently, September is the cheapest month in which you can book a flight from Grimsby to Ireland (average of £17). Flying from Grimsby to Ireland in June is currently the most expensive (average of £329). 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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Top 2 airlines flying from Grimsby to Ireland

Discover the top 2 airlines that operate flights from Grimsby to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£63Average£115FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£219Average£269FlexibilityNo cancel feeOn-time75%
Search KLM flights

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 Ireland?

Cheapflights makes it easy to find Grimsby to Ireland 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 Ireland?

Cheapflights simply makes it quick and affordable to book flights from Grimsby to Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Grimsby to Ireland, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Grimsby to Ireland 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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