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Cheap flights from Northern Ireland to Southeast Europe from £49

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — ATH
28 Feb — 7 Mar1
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 29 January 2026.

Sun 29/305:55
BFS
-
CFU
Nonstop3h 40m
easyJet
Tue 31/321:05
CFU
-
BFS
Nonstop4h 00m
easyJet
Deal found 27/1£71
Wed 11/307:00
BFS
-
OTP
1 stop10h 30m
Multiple Airlines
Thu 12/307:10
OTP
-
BFS
1 stop10h 45m
Multiple Airlines
Deal found 27/1£77
Fri 13/306:30
BFS
-
OTP
1 stop11h 00m
Multiple Airlines
Tue 17/319:40
OTP
-
BFS
1 stop14h 40m
Multiple Airlines
Deal found 27/1£78
Tue 24/220:55
BFS
-
DBV
1 stop13h 35m
easyJet
Sat 28/219:55
DBV
-
BFS
1 stop14h 00m
easyJet
Deal found 29/1£80
Sun 29/306:25
BFS
-
CFU
1 stop13h 35m
Multiple Airlines
Tue 31/321:05
CFU
-
BFS
Nonstop4h 00m
Multiple Airlines
Deal found 27/1£89
Fri 13/307:50
BFS
-
OTP
1 stop12h 25m
Multiple Airlines
Fri 20/322:40
OTP
-
BFS
1 stop12h 10m
Multiple Airlines
Deal found 27/1£90
Sat 21/205:45
BFS
-
OTP
1 stop12h 50m
Multiple Airlines
Sat 28/209:00
OTP
-
BFS
1 stop15h 45m
Multiple Airlines
Deal found 27/1£105
Sun 1/322:45
BFS
-
ATH
1 stop13h 15m
Multiple Airlines
Tue 10/321:00
ATH
-
BFS
1 stop15h 45m
Multiple Airlines
Deal found 27/1£107
Sat 2/521:40
BFS
-
DBV
1 stop23h 00m
Multiple Airlines
Sat 9/523:20
DBV
-
BFS
1 stop13h 35m
Multiple Airlines
Deal found 28/1£116
Fri 13/307:50
BFS
-
ATH
1 stop12h 10m
Multiple Airlines
Fri 20/323:55
ATH
-
BFS
2 stops17h 15m
Multiple Airlines
Deal found 27/1£123
Fri 13/307:50
BFS
-
ATH
1 stop12h 10m
Multiple Airlines
Tue 17/321:00
ATH
-
BFS
1 stop12h 55m
Multiple Airlines
Deal found 27/1£125
Fri 27/218:00
BFS
-
ATH
1 stop24h 50m
Multiple Airlines
Sat 7/321:15
ATH
-
BFS
1 stop13h 35m
Multiple Airlines
Deal found 29/1£132

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 29 January 2026.

Round-trip from

£71

One-way from

£49
easyJet
  • easyJet
  • 29/3-31/3
  • Nonstop
  • 7h 40m total
  • Northern Ireland to Southeast Europe
Search Deals
25/4
  • 25/4
  • 1 total stop
  • 12h 05m 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 29 January 2026.
Use the filters below to find and compare flights from Northern Ireland to Southeast Europe that are best for you.

Fly from

Northern Ireland

Fly to

Southeast Europe

Route

Depart

Return

Price

BelfastCorfu

BFS - CFU

BFSCFU

Belfast Intl

Sun 29/3

05:55-11:35

Nonstop3h 40m

Corfu Ioannis Kapodistrias

Tue 31/3

21:05-23:05

Nonstop4h 00m

£71

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Wed 11/3

07:00-19:30

1 stop10h 30m

Bucharest Otopeni Intl

Thu 12/3

07:10-15:55

1 stop10h 45m

£77

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Fri 13/3

06:30-19:30

1 stop11h 00m

Bucharest Otopeni Intl

Tue 17/3

19:40-08:20

1 stop14h 40m

£78

BelfastDubrovnik

BFS - DBV

BFSDBV

Belfast Intl

Tue 24/2

20:55-11:30

1 stop13h 35m

Dubrovnik

Sat 28/2

19:55-08:55

1 stop14h 00m

£80

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Fri 13/3

07:50-22:15

1 stop12h 25m

Bucharest Otopeni Intl

Fri 20/3

22:40-08:50

1 stop12h 10m

£90

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Sun 15/3

22:45-11:20

1 stop10h 35m

Bucharest Otopeni Intl

Sun 22/3

05:45-12:00

1 stop8h 15m

£96

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Sat 21/2

05:45-20:35

1 stop12h 50m

Bucharest Otopeni Intl

Sat 28/2

09:00-22:45

1 stop15h 45m

£105

BelfastAthens

BFS - ATH

BFSATH

Belfast Intl

Sun 1/3

22:45-14:00

1 stop13h 15m

Athens Eleftherios V.

Tue 10/3

21:00-10:45

1 stop15h 45m

£107

BelfastCorfu

BFS - CFU

BFSCFU

Belfast Intl

Sun 29/3

06:25-22:00

1 stop13h 35m

Corfu Ioannis Kapodistrias

Tue 31/3

21:50-07:05

1 stop11h 15m

£116

BelfastDubrovnik

BFS - DBV

BFSDBV

Belfast Intl

Sat 2/5

21:40-21:40

1 stop23h 00m

Dubrovnik

Sat 9/5

23:20-11:55

1 stop13h 35m

£116

Flights are sorted by cheapest return flights first.

Deals found on 28/1

Showing 1-10 of 60 results
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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 easyJet fly from Northern Ireland to Southeast Europe in about 3h 40m. The time it takes to get you to your destination is usually consistent. The distance between Northern Ireland and Southeast Europe is about 1592 mi. Most flights are nonstop.

  • 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.
Heathrow to Istanbul flights
Heathrow to Leonardo da Vinci/Fiumicino flights
London City to Istanbul flights
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London City to Leonardo da Vinci/Fiumicino flights
Heathrow to Lisbon flights
Stansted to Istanbul flights
Luton to Leonardo da Vinci/Fiumicino flights
Heathrow to Malpensa flights
Gatwick to Barcelona-El Prat flights
Heathrow to Athens flights
Luton to Barcelona-El Prat flights
Heathrow to Barcelona-El Prat flights
Gatwick to Amsterdam flights
Luton to Charles de Gaulle flights
Heathrow to Madrid flights
Gatwick to Charles de Gaulle flights
Gatwick to Edinburgh flights
Heathrow to Orly flights
Heathrow to Amsterdam flights
Stansted to Edinburgh flights
Luton to Amsterdam flights
London City to Charles de Gaulle flights
Luton to Edinburgh flights
Heathrow to Faro flights
London City to Linate flights
Gatwick to Malpensa flights
London City to Amsterdam flights
Heathrow to Linate flights
Heathrow to Geneva flights
Luton to Malpensa flights
Stansted to Leonardo da Vinci/Fiumicino flights
Stansted to Amsterdam flights
Gatwick to Lisbon flights
Gatwick to Málaga flights
Gatwick to Orly flights
Heathrow to Dublin flights
Heathrow to Edinburgh flights
Luton to Lisbon flights
Gatwick to Madrid flights
Gatwick to Porto flights
Manchester to Amsterdam flights
London City to Malpensa flights
Heathrow to Sabiha Gokcen flights
Luton to Málaga flights
London City to Barcelona-El Prat flights
Gatwick to Dublin flights
Gatwick to Belfast Intl flights

Top 4 airlines flying from Northern Ireland to Southeast Europe

Discover the top 4 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 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£123Average£201FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Jet2Cheapest£198Average£392FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
TUI AirwaysCheapest£222Average£277FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
KLMCheapest£231Average£339FlexibilityNo 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 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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