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Cheap flights from Northern Ireland to Southeast Europe from £48

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — ATH
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Southeast Europe

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Southeast Europe
Explore the most affordable flight options available from Northern Ireland to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2026.

Tue 21/405:55
BFS
-
RHO
1 stop11h 45m
Multiple Airlines
Tue 28/422:55
RHO
-
BFS
Nonstop5h 00m
Multiple Airlines
Deal found 20/3£87
Tue 14/407:35
BFS
-
CFU
1 stop11h 50m
Multiple Airlines
Tue 21/400:00
CFU
-
BFS
1 stop11h 30m
Multiple Airlines
Deal found 17/3£98
Thu 16/407:00
BFS
-
CFU
1 stop10h 55m
Multiple Airlines
Thu 23/414:55
CFU
-
BFS
1 stop9h 25m
Multiple Airlines
Deal found 19/3£100
Sun 12/406:25
BFS
-
CFU
1 stop13h 35m
Multiple Airlines
Tue 21/400:00
CFU
-
BFS
1 stop11h 30m
Multiple Airlines
Deal found 17/3£101
Tue 14/407:35
BFS
-
CFU
1 stop11h 50m
Multiple Airlines
Tue 21/421:05
CFU
-
BFS
Nonstop4h 00m
Multiple Airlines
Deal found 17/3£104
Mon 13/409:15
BFS
-
CFU
1 stop25h 00m
Multiple Airlines
Tue 21/400:00
CFU
-
BFS
1 stop11h 30m
Multiple Airlines
Deal found 17/3£105
Sun 12/405:55
BFS
-
CFU
Nonstop3h 40m
easyJet
Tue 21/421:05
CFU
-
BFS
Nonstop4h 00m
easyJet
Deal found 17/3£106
Sun 12/406:25
BFS
-
CFU
1 stop13h 35m
Multiple Airlines
Tue 21/421:05
CFU
-
BFS
Nonstop4h 00m
Multiple Airlines
Deal found 17/3£108
Mon 13/406:10
BFS
-
CFU
1 stop14h 05m
easyJet
Tue 21/421:05
CFU
-
BFS
Nonstop4h 00m
easyJet
Deal found 17/3£109
Mon 4/506:40
BFS
-
CFU
1 stop27h 35m
Multiple Airlines
Thu 7/520:55
CFU
-
BFS
Nonstop4h 00m
Multiple Airlines
Deal found 19/3£112
Sun 12/406:25
BFS
-
OTP
1 stop16h 10m
Multiple Airlines
Tue 21/422:00
OTP
-
BFS
1 stop13h 30m
Multiple Airlines
Deal found 20/3£112
Sun 3/512:20
BFS
-
CFU
1 stop6h 35m
Multiple Airlines
Sun 10/521:00
CFU
-
BFS
1 stop20h 20m
Multiple Airlines
Deal found 18/3£114

Find flight deals from Northern Ireland to Southeast Europe

Keep the following information in mind while searching for Northern Ireland to Southeast Europe flight deals. Data was last updated 21 March 2026.

Round-trip from

£89

One-way from

£48
easyJet
  • easyJet
  • 21/4-28/4
  • 1 total stop
  • 27h 40m total
  • Northern Ireland to Southeast Europe
Search Deals
23/4
  • 23/4
  • 1 total stop
  • 9h 15m total
  • Northern Ireland to Southeast Europe
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland 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 21 March 2026.
Use the filters below to find and compare flights from Northern Ireland to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastRhodes

BFS - RHO

BFSRHO

Belfast Intl

Tue 21/4

05:55-19:40

1 stop11h 45m

Rhodes Diagoras

Tue 28/4

22:55-01:55

Nonstop5h 00m

£87

BelfastCorfu

BFS - CFU

BFSCFU

Belfast Intl

Tue 14/4

07:35-21:25

1 stop11h 50m

Corfu Ioannis Kapodistrias

Tue 21/4

00:00-09:30

1 stop11h 30m

£98
Fastest return journey

BelfastCorfu

BFS - CFU

BFSCFU

Belfast Intl

Sun 12/4

05:55-11:35

Nonstop3h 40m

Corfu Ioannis Kapodistrias

Tue 21/4

21:05-23:05

Nonstop4h 00m

£106

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Sun 12/4

06:25-00:35

1 stop16h 10m

Bucharest Otopeni Intl

Tue 21/4

22:00-09:30

1 stop13h 30m

£112

BelfastHeraklion

BFS - HER

BFSHER

Belfast Intl

Mon 20/4

15:20-22:05

Nonstop4h 45m

Heraklion N. Kazantzakis Apt.

Mon 27/4

08:55-21:30

1 stop14h 35m

£115

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Sat 2/5

15:35-23:10

1 stop5h 35m

Bucharest Otopeni Intl

Sat 9/5

06:55-14:50

1 stop9h 55m

£117

BelfastCorfu

BFS - CFU

BFSCFU

Belfast Intl

Tue 5/5

16:40-13:55

2 stops19h 15m

Corfu Ioannis Kapodistrias

Tue 12/5

21:50-07:05

1 stop11h 15m

£120

BelfastAthens

BFS - ATH

BFSATH

Belfast Intl

Wed 15/4

08:30-23:10

2 stops12h 40m

Athens Eleftherios V.

Wed 22/4

12:45-23:20

2 stops12h 35m

£126

BelfastHeraklion

BFS - HER

BFSHER

Belfast Intl

Mon 13/4

15:20-22:05

Nonstop4h 45m

Heraklion N. Kazantzakis Apt.

Mon 20/4

22:55-01:40

Nonstop4h 45m

£126

BelfastHeraklion

BFS - HER

BFSHER

Belfast Intl

Mon 20/4

15:20-22:05

Nonstop4h 45m

Heraklion N. Kazantzakis Apt.

Mon 27/4

22:55-01:40

Nonstop4h 45m

£131

Flights are sorted by cheapest return flights first.

Deals found on 17/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Northern Ireland to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe from Northern Ireland 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 Northern Ireland to Southeast Europe
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Southeast Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Northern Ireland to Southeast Europe?

    Airlines like Jet2 and easyJet fly from Northern Ireland to Southeast Europe in about 4h 45m. The time it takes to get you to your destination can typically vary by up to 16h 40m. The distance between Northern Ireland and Southeast Europe is about 2002 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Northern Ireland 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.

See more FAQs

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Alternative routes for Northern Ireland to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Luton to Leonardo da Vinci/Fiumicino flights
Heathrow to Frederic Chopin flights
Gatwick to Athens flights
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London City to Leonardo da Vinci/Fiumicino flights
Gatwick to Charles de Gaulle flights
Stansted to Lisbon flights
Heathrow to Amsterdam flights
Gatwick to Amsterdam flights
Luton to Istanbul flights
Gatwick to Malpensa flights
London City to Charles de Gaulle flights
Luton to Amsterdam flights
Heathrow to Florence flights
Gatwick to Vicenza flights
Heathrow to Orly flights
Stansted to Leonardo da Vinci/Fiumicino flights
Heathrow to Malpensa flights
Stansted to Amsterdam flights
Gatwick to Madrid flights
Luton to Malpensa flights
Southend to Málaga flights
London City to Lisbon flights
Luton to Frederic Chopin flights
Heathrow to Linate flights
Gatwick to Porto flights
London City to Amsterdam flights
Manchester to Alicante flights

Top 2 airlines flying from Northern Ireland to Southeast Europe

Discover the top 2 airlines that operate flights from Northern Ireland 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 21 March 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£201Average£383FlexibilityNo cancel feeOn-time75%
Search KLM flights
Jet2Cheapest£205Average£407FlexibilityNo cancel feeOn-timeN/A
Search Jet2 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 Northern Ireland to Southeast Europe?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Northern Ireland to Southeast Europe. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southeast Europe from Northern Ireland.

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

Certainly. Search results for flights to Southeast Europe from Northern Ireland 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 Northern Ireland to Southeast Europe become cheaper?

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

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