What is the cheapest airline that flies from London to Southeast Europe?

Air Canada and United Airlines are the most popular carriers operating from London to Southeast Europe

Which airlines fly to Southeast Europe?

Air Canada, Air Transat and Lufthansa are the top three most popular airlines that fly to Southeast Europe from London, Ontario according to our data. Air Canada is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Southeast Europe. Keep in mind that there are 24 different airlines that fly to Southeast Europe on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London Airport to Southeast Europe?

Prices for flights from London Airport to Southeast Europe are updated daily.

How many operators does momondo search for flights from London Airport to Southeast Europe?

The number of operators available for flights from London Airport to Southeast Europe is 1 as of February 2026.

How old do you have to be to fly from London Airport to Southeast Europe?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to Southeast Europe.

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

The travel and health documents required for your trip to Southeast Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southeast Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 609 Cheap Flights from London to Southeast Europe in 2026

1 adult

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Find the cheapest flights from London, Ontario to Southeast Europe

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:25 a.m. - 11:10 a.m.

YXU

ATH

18h 45m

2 stops

1:10 p.m. - 9:38 p.m.

ATH

YXU

15h 28m

1 stop

C$ 964Air Canada

Sat, 11 Apr - Sat, 9 May

9:25 a.m. - 11:10 a.m.

YXU

ATH

18h 45m

2 stops

12:10 p.m. - 8:53 a.m.

ATH

YXU

27h 43m

2 stops

C$ 968Air Canada

Sat, 11 Apr - Sat, 9 May

5:10 a.m. - 9:05 a.m.

YXU

ATH

21h 55m

2 stops

12:15 p.m. - 9:21 p.m.

ATH

YXU

15h 06m

1 stop

C$ 971Air Canada

Mon, 9 Mar - Sat, 14 Mar

6:10 p.m. - 3:45 p.m.

YXU

ATH

14h 35m

2 stops

6:55 a.m. - 5:33 p.m.

ATH

YXU

17h 38m

2 stops

C$ 1,302SWISS

Mon, 18 May - Sat, 30 May

5:40 p.m. - 4:15 p.m.

YXU

SPU

16h 35m

2 stops

5:15 p.m. - 5:04 p.m.

SPU

YXU

29h 49m

2 stops

C$ 1,347Multiple Airlines

Fri, 10 Apr - Fri, 17 Apr

5:10 a.m. - 1:35 p.m.

YXU

ATH

26h 25m

2 stops

2:30 p.m. - 9:21 p.m.

ATH

YXU

36h 51m

3 stops

C$ 1,349Multiple Airlines

Mon, 9 Mar - Sat, 14 Mar

5:40 p.m. - 9:00 p.m.

YXU

ATH

20h 20m

3 stops

10:25 a.m. - 9:38 p.m.

ATH

YXU

18h 13m

2 stops

C$ 1,350United Airlines

Sat, 11 Apr - Sat, 9 May

12:20 p.m. - 4:30 p.m.

YXU

SPU

22h 10m

2 stops

5:15 p.m. - 5:33 p.m.

SPU

YXU

54h 18m

2 stops

C$ 1,392Lufthansa

Sat, 30 May - Tue, 9 Jun

6:10 p.m. - 4:30 p.m.

YXU

SPU

16h 20m

2 stops

5:15 p.m. - 2:58 p.m.

SPU

YXU

51h 43m

2 stops

C$ 1,394Lufthansa

Sat, 30 May - Tue, 9 Jun

6:10 p.m. - 8:20 p.m.

YXU

SPU

44h 10m

2 stops

4:45 p.m. - 5:33 p.m.

SPU

YXU

54h 48m

3 stops

C$ 1,648SWISS

Sat, 30 May - Tue, 9 Jun

SWISS flights from London, Ontario to Southeast Europe

Our best SWISS deals on London, Ontario to Southeast Europe flight tickets

SWISS

18 May

YXU6:10 p.m.London

14h 35m

2 stops

ATH3:45 p.m.Athens Eleftherios V.

30 May

ATH6:55 a.m.Athens Eleftherios V.

17h 38m

2 stops

YXU5:33 p.m.London

C$ 1,302

SWISS

30 May

YXU6:10 p.m.London

44h 10m

2 stops

SPU8:20 p.m.Split

9 Jun

SPU4:45 p.m.Split

54h 48m

3 stops

YXU5:33 p.m.London

C$ 1,648

SWISS

30 May

YXU6:10 p.m.London

44h 10m

2 stops

SPU8:20 p.m.Split

9 Jun

SPU4:45 p.m.Split

54h 48m

3 stops

YXU5:33 p.m.London

C$ 1,671

United Airlines flights from London, Ontario to Southeast Europe

Our best United Airlines deals on London, Ontario to Southeast Europe flight tickets

United Airlines

11 Apr

YXU5:40 p.m.London

20h 20m

3 stops

ATH9:00 p.m.Athens Eleftherios V.

9 May

ATH10:25 a.m.Athens Eleftherios V.

18h 13m

2 stops

YXU9:38 p.m.London

C$ 1,350

United Airlines

11 Apr

YXU5:40 p.m.London

20h 20m

3 stops

ATH9:00 p.m.Athens Eleftherios V.

9 May

ATH6:55 a.m.Athens Eleftherios V.

21h 43m

3 stops

YXU9:38 p.m.London

C$ 1,662

United Airlines

10 Jul

YXU6:00 a.m.London

21h 35m

2 stops

ATH10:35 a.m.Athens Eleftherios V.

31 Jul

ATH6:45 a.m.Athens Eleftherios V.

21h 55m

3 stops

YXU9:40 p.m.London

C$ 1,896

momondo Fare Finder

Use the filters below to find and compare flights from London, Ontario to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonAthens

YXU - ATH

YXUATH

London

Sat 11/4

9:25 a.m.-11:10 a.m.

2 stops18h 45m

Athens Eleftherios V.

Sat 9/5

1:10 p.m.-9:38 p.m.

1 stop15h 28m

C$ 964

LondonAthens

YXU - ATH

YXUATH

London

Sat 11/4

9:25 a.m.-11:10 a.m.

2 stops18h 45m

Athens Eleftherios V.

Sat 9/5

12:10 p.m.-8:53 a.m.

2 stops27h 43m

C$ 968

LondonAthens

YXU - ATH

YXUATH

London

Mon 9/3

5:10 a.m.-9:05 a.m.

2 stops21h 55m

Athens Eleftherios V.

Sat 14/3

12:15 p.m.-9:21 p.m.

1 stop15h 06m

C$ 971

LondonAthens

YXU - ATH

YXUATH

London

Mon 18/5

6:10 p.m.-3:45 p.m.

2 stops14h 35m

Athens Eleftherios V.

Sat 30/5

6:55 a.m.-5:33 p.m.

2 stops17h 38m

C$ 1,302

LondonSplit

YXU - SPU

YXUSPU

London

Fri 10/4

5:40 p.m.-4:15 p.m.

2 stops16h 35m

Split

Fri 17/4

5:15 p.m.-5:04 p.m.

2 stops29h 49m

C$ 1,347

LondonAthens

YXU - ATH

YXUATH

London

Mon 9/3

5:10 a.m.-1:35 p.m.

2 stops26h 25m

Athens Eleftherios V.

Sat 14/3

2:30 p.m.-9:21 p.m.

3 stops36h 51m

C$ 1,349

LondonAthens

YXU - ATH

YXUATH

London

Sat 11/4

5:40 p.m.-9:00 p.m.

3 stops20h 20m

Athens Eleftherios V.

Sat 9/5

10:25 a.m.-9:38 p.m.

2 stops18h 13m

C$ 1,350

LondonSplit

YXU - SPU

YXUSPU

London

Sat 30/5

12:20 p.m.-4:30 p.m.

2 stops22h 10m

Split

Tue 9/6

5:15 p.m.-5:33 p.m.

2 stops54h 18m

C$ 1,392

LondonSplit

YXU - SPU

YXUSPU

London

Sat 30/5

6:10 p.m.-4:30 p.m.

2 stops16h 20m

Split

Tue 9/6

5:15 p.m.-2:58 p.m.

2 stops51h 43m

C$ 1,394

LondonSplit

YXU - SPU

YXUSPU

London

Sat 30/5

6:10 p.m.-8:20 p.m.

2 stops44h 10m

Split

Tue 9/6

4:45 p.m.-5:33 p.m.

3 stops54h 48m

C$ 1,648

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London, Ontario 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

Prices

Airlines

Can stopping save me money on London, Ontario to Southeast Europe flights?

No. A direct flight is the cheapest option for a flight between London, Ontario to Southeast Europe.

Cheap London, Ontario to Southeast Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Southeast Europe

Fastest flight time	14h 40m
Direct flights	None

The fastest flight from London, Ontario to Southeast Europe takes 14h 40m

There are no direct flights from London, Ontario to Southeast Europe. There are no popular flight routes from London, Ontario to Southeast Europe.

Search flight deals

When did momondo last update prices for flights from London Airport to Southeast Europe?
Prices for flights from London Airport to Southeast Europe are updated daily.
How many operators does momondo search for flights from London Airport to Southeast Europe?
The number of operators available for flights from London Airport to Southeast Europe is 1 as of February 2026.
How old do you have to be to fly from London Airport to Southeast Europe?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Airport to Southeast Europe.
What documentation or ID do you need to fly to Southeast Europe?
The travel and health documents required for your trip to Southeast Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southeast Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London, Ontario to Southeast Europe?
Based on momondo bookings for flights between London, Ontario and Southeast Europe, the leading plane model is Embraer 195 E2, making up 35.38% of the total bookings. Other popular models include Boeing 737 MAX 8 with 34.12%, Airbus A321-100/200 with 7.40%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 4.33%.

Best airlines flying from London, Ontario to Southeast Europe

Compare and see reviews for airlines that fly from London, Ontario to Southeast Europe with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 1,089	Free Cancellation	Rating 7.1 10,748 reviews		Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Southeast Europe . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Southeast Europe from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southeast Europe from London.

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

Price alerts on flights to Southeast Europe from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.