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Cheap flights from Belfast Intl Airport to Southeast Europe from £84

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast Intl Airport to Southeast Europe departing on 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Belfast Intl Airport to Southeast Europe

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:55 - 23:10
BFS
-
OTP
12h 15m1 stop
Multiple Airlines Logo
05:50 - 08:20
OTP
-
BFS
28h 30m1 stop
£84Multiple Airlines
Sun, 18 Jan - Mon, 19 Jan
Multiple Airlines Logo
08:55 - 03:15
BFS
-
OTP
16h 20m1 stop
Multiple Airlines Logo
05:50 - 14:10
OTP
-
BFS
10h 20m1 stop
£93Multiple Airlines
Sun, 22 Feb - Wed, 25 Feb
Multiple Airlines Logo
08:50 - 23:10
BFS
-
OTP
12h 20m1 stop
Multiple Airlines Logo
07:10 - 16:15
OTP
-
BFS
11h 05m1 stop
£98Multiple Airlines
Mon, 19 Jan - Tue, 20 Jan
Multiple Airlines Logo
14:45 - 00:45
BFS
-
OTP
8h 00m1 stop
Multiple Airlines Logo
17:00 - 22:10
OTP
-
BFS
7h 10m1 stop
£102Multiple Airlines
Thu, 15 Jan - Thu, 22 Jan
Multiple Airlines Logo
13:10 - 23:10
BFS
-
OTP
8h 00m1 stop
Multiple Airlines Logo
07:10 - 20:30
OTP
-
BFS
15h 20m1 stop
£108Multiple Airlines
Sat, 17 Jan - Mon, 19 Jan
Multiple Airlines Logo
18:25 - 12:05
BFS
-
ATH
15h 40m1 stop
Multiple Airlines Logo
21:55 - 09:20
ATH
-
BFS
13h 25m1 stop
£110Multiple Airlines
Wed, 28 Jan - Wed, 4 Feb
Multiple Airlines Logo
22:20 - 11:20
BFS
-
OTP
11h 00m1 stop
Multiple Airlines Logo
12:10 - 18:50
OTP
-
BFS
8h 40m1 stop
£113Multiple Airlines
Mon, 16 Mar - Wed, 18 Mar
Multiple Airlines Logo
18:35 - 16:45
BFS
-
ATH
20h 10m2 stops
Multiple Airlines Logo
21:15 - 12:00
ATH
-
BFS
16h 45m1 stop
£115Multiple Airlines
Thu, 22 Jan - Sat, 31 Jan
Multiple Airlines Logo
12:45 - 03:15
BFS
-
OTP
12h 30m1 stop
Multiple Airlines Logo
07:10 - 13:05
OTP
-
BFS
7h 55m1 stop
£115Multiple Airlines
Fri, 30 Jan - Sun, 1 Feb
easyJet Logo
08:15 - 22:30
BFS
-
JTR
12h 15m1 stop
easyJet Logo
14:20 - 07:45
JTR
-
BFS
19h 25m1 stop
£341easyJet
Wed, 10 Jun - Sun, 14 Jun

momondo Fare Finder

 
Customise your flight search to find flights from Belfast Intl Airport 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, momondo users made 279,928 searches. Data last updated 17 December 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Sun 18/1

08:55-23:10

1 stop12h 15m

Bucharest Otopeni Intl

Mon 19/1

05:50-08:20

1 stop28h 30m

£84

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Sun 22/2

08:55-03:15

1 stop16h 20m

Bucharest Otopeni Intl

Wed 25/2

05:50-14:10

1 stop10h 20m

£93

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Mon 19/1

08:50-23:10

1 stop12h 20m

Bucharest Otopeni Intl

Tue 20/1

07:10-16:15

1 stop11h 05m

£98

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Thu 15/1

14:45-00:45

1 stop8h 00m

Bucharest Otopeni Intl

Thu 22/1

17:00-22:10

1 stop7h 10m

£102

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Sat 17/1

13:10-23:10

1 stop8h 00m

Bucharest Otopeni Intl

Mon 19/1

07:10-20:30

1 stop15h 20m

£108

BelfastAthens

BFS - ATH

BFSATH

Belfast Intl

Wed 28/1

18:25-12:05

1 stop15h 40m

Athens Eleftherios V.

Wed 4/2

21:55-09:20

1 stop13h 25m

£110

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Mon 16/3

22:20-11:20

1 stop11h 00m

Bucharest Otopeni Intl

Wed 18/3

12:10-18:50

1 stop8h 40m

£113

BelfastAthens

BFS - ATH

BFSATH

Belfast Intl

Thu 22/1

18:35-16:45

2 stops20h 10m

Athens Eleftherios V.

Sat 31/1

21:15-12:00

1 stop16h 45m

£115

BelfastBucharest

BFS - OTP

BFSOTP

Belfast Intl

Fri 30/1

12:45-03:15

1 stop12h 30m

Bucharest Otopeni Intl

Sun 1/2

07:10-13:05

1 stop7h 55m

£115

BelfastThera

BFS - JTR

BFSJTR

Belfast Intl

Wed 10/6

08:15-22:30

1 stop12h 15m

Thera Santorini

Sun 14/6

14:20-07:45

1 stop19h 25m

£341

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Southeast Europe from

How to get the cheapest flight ticket from Belfast Intl Airport to Southeast Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Southeast Europe?

The cheapest day to depart from Belfast Intl Airport to Southeast Europe is on a Thursday. Travellers who choose to depart for Southeast Europe on a Thursday will often find tickets for as low as £277. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around £310. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Europe.

What is the cheapest time of day to depart on your flight to Southeast Europe?

In the morning is the cheapest time of day to fly from Belfast Intl Airport to Southeast Europe when you can find flight prices for as low as £217. Flying to Southeast Europe in the morning is an ideal time because this is during off-peak travel hours. Flights to Southeast Europe are more costly in the afternoon, with an average ticket price of £300. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Belfast Intl to Southeast Europe flight route?

Fly from Belfast Intl to Heraklion N. Kazantzakis Apt. for the best Belfast Intl - Southeast Europe flight prices

What cabin class options are available on Belfast Intl to Southeast Europe flights?

There is only 1 cabin class available to choose from on Belfast Intl to Southeast Europe flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Belfast Intl Airport to Southeast Europe flights?

No. A direct flight is the cheapest option for a flight between Belfast Intl Airport to Southeast Europe.

Cheap Belfast Intl Airport to Southeast Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast Intl Airport to Southeast Europe

Fastest flight time

3h 20m

Direct flights

None
The fastest flight from Belfast Intl Airport to Southeast Europe takes 3h 20m
There are no direct flights from Belfast Intl Airport to Southeast Europe. There are no popular flight routes from Belfast Intl Airport to Southeast Europe.
Search flight deals

  • When did momondo last update prices for flights from Belfast Intl Airport to Southeast Europe?

    Prices for flights from Belfast Intl Airport to Southeast Europe refresh daily.

  • How many operators does momondo search for flights from Belfast Intl Airport to Southeast Europe?

  • How old do you have to be to fly from Belfast Intl Airport to Southeast Europe?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast Intl Airport to Southeast Europe.

  • What documentation or ID do you need to fly to Southeast Europe?

    The travel and health documents you'll need for your trip to Southeast Europe may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southeast Europe. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Belfast Intl Airport to Southeast Europe?

Best airlines flying from Belfast Intl Airport to Southeast Europe

Compare and see reviews for airlines that fly from Belfast Intl Airport to Southeast Europe with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £157Free CancellationRating
6.9
1,851 reviews
Search easyJet flights
KLMPriceFrom £201Free CancellationRating
7.7
1,430 reviews
Search KLM flights
Jet2PriceFrom £204Free CancellationRating
8.2
179 reviews
Search Jet2 flights

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Southeast Europe?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to Southeast Europe for you.

Can I find flights from Belfast to Southeast Europe with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Southeast Europe from Belfast with this policy.

How can momondo help me find flights from Belfast to Southeast Europe?

momondo helps you find the best flight between Belfast and Southeast Europe by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Belfast to Southeast Europe right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Belfast to Southeast Europe flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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