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Cheap flights from Grimsby to Southeast Europe from £241

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — ATH
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Grimsby to Southeast Europe

Enter your travel dates to find the best prices.

Cheapest flights from Grimsby to Southeast Europe
Explore the most affordable flight options available from Grimsby to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Fri 12/1217:10HUY - OTP
2 stops40h 55mMultiple Airlines
Fri 19/1206:00OTP - HUY
1 stop17h 20mMultiple Airlines
Deal found 28/10£256
Fri 12/1209:50HUY - OTP
1 stop5h 20mKLM
Fri 19/1206:00OTP - HUY
1 stop5h 20mKLM
Deal found 28/10£265
Sat 29/1106:10HUY - LJU
1 stop5h 10mKLM
Wed 3/1212:25LJU - HUY
2 stops45h 55mKLM
Deal found 29/10£343

Cheap flight deals from Grimsby to Southeast Europe

Keep the following information in mind while searching for Grimsby to Southeast Europe flight deals. Data was last updated 30 October 2025.

Round-trip from

£241
KLM
  • KLM
  • 13/3-17/3
  • 2 total stops
  • 17h 30m total
  • Grimsby to Southeast Europe
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to Southeast Europe 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 30 October 2025.
Use the filters below to find and compare flights from Grimsby to Southeast Europe that are best for you.

Fly from

Grimsby

Fly to

Southeast Europe

Route

Depart

Return

Price

GrimsbyBucharest

HUY - OTP

HUYOTP

Grimsby Humberside

Fri 13/3

06:10-13:00

1 stop4h 50m

Bucharest Otopeni Intl

Tue 17/3

06:00-16:40

1 stop12h 40m

£241

GrimsbyBucharest

HUY - OTP

HUYOTP

Grimsby Humberside

Fri 12/12

17:10-12:05

2 stops40h 55m

Bucharest Otopeni Intl

Fri 19/12

06:00-21:20

1 stop17h 20m

£256

GrimsbyBucharest

HUY - OTP

HUYOTP

Grimsby Humberside

Fri 12/12

09:50-17:10

1 stop5h 20m

Bucharest Otopeni Intl

Fri 19/12

06:00-09:20

1 stop5h 20m

£265

GrimsbyZagreb

HUY - ZAG

HUYZAG

Grimsby Humberside

Sat 28/3

06:10-23:00

1 stop15h 50m

Zagreb Franjo Tuđman

Mon 30/3

06:00-09:20

1 stop4h 20m

£285

GrimsbyBucharest

HUY - OTP

HUYOTP

Grimsby Humberside

Fri 13/3

17:10-13:50

2 stops18h 40m

Bucharest Otopeni Intl

Tue 17/3

06:05-16:40

2 stops12h 35m

£343

GrimsbyLjubljana

HUY - LJU

HUYLJU

Grimsby Humberside

Sat 29/11

06:10-12:20

1 stop5h 10m

Ljubljana Joze Pucnik

Wed 3/12

12:25-09:20

2 stops45h 55m

£343

GrimsbyIaşi

HUY - IAS

HUYIAS

Grimsby Humberside

Fri 13/3

09:50-23:30

2 stops35h 40m

Iasi

Sun 15/3

05:25-09:20

2 stops29h 55m

£353

GrimsbyZagreb

HUY - ZAG

HUYZAG

Grimsby Humberside

Sat 28/3

06:10-10:40

2 stops27h 30m

Zagreb Franjo Tuđman

Mon 30/3

12:30-17:00

2 stops29h 30m

£448

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Best time to book a flight from Grimsby to Southeast Europe

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

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

Currently, December is the cheapest month in which you can book a flight from Grimsby to Southeast Europe (average of £26). Flying from Grimsby to Southeast Europe in August is currently the most expensive (average of £113). 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 Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. 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 Southeast Europe. Reviews last updated 30 October 2025.
Check out reviews from past customers who have flown with KLM from Grimsby to Southeast Europe to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Entertainment

7.1

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Boarding

7.8

Crew

8.4

Overall

7.7

Food

7.3

Entertainment

7.1

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

    For a flight from Grimsby to Southeast Europe, you will be flying from Humberside. Grimsby Humberside (HUY) is just 11.0 mi from the center of the city.

  • How long is the flight from Grimsby to Southeast Europe?

    Airlines like KLM and Air France fly from Grimsby to Southeast Europe in about 4h 50m. The time it takes to get you to your destination can typically vary by up to 22h 40m. The distance between Grimsby and Southeast Europe is about 1337 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Grimsby to Southeast Europe?

    Most travelers choose Grimsby Humberside - Bucharest Otopeni Intl, Grimsby Humberside - Zagreb Franjo Tuđman or Grimsby Humberside - Iasi when deciding on the best route from Grimsby to Southeast Europe.

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

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

  • How can I find direct flights from Grimsby to Southeast Europe?

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

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

    Yes. Cheapflights offers flight deals from Grimsby to Southeast Europe 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 Southeast Europe?

    Currently, December is the cheapest month in which you can book a flight from Grimsby to Southeast Europe (average of £26). Flying from Grimsby to Southeast Europe in August is currently the most expensive (average of £113). 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 airline flying from Grimsby to Southeast Europe

Discover the top airline that operate flights from Grimsby to Southeast Europe. 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£158Average£337FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Grimsby to Southeast Europe?

When you search for this flight from Grimsby to Southeast Europe, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Grimsby to Southeast Europe for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Southeast Europe from Grimsby shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southeast Europe from Grimsby today and book when prices fit your budget.

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