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

Air Canada is the most popular carrier operating from London to Southeast Europe

Which airlines fly to Southeast Europe?

Air Canada, British Airways and Air Transat 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 23 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 July 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$ 582 Cheap Flights from London, Ontario to Southeast Europe in 2026

Discover deals from 900+ travel sites with momondo.

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.

5:30 a.m. - 11:00 a.m.

YXU

ATH

22h 30m

2 stops

1:00 p.m. - 8:37 a.m.

ATH

YXU

26h 37m

1 stop

C$ 1,004Air Canada

Thu, 3 Dec - Mon, 7 Dec

3:30 p.m. - 12:35 p.m.

YXU

ZAG

15h 05m

2 stops

11:25 a.m. - 5:43 p.m.

ZAG

YXU

36h 18m

2 stops

C$ 1,238Multiple Airlines

Tue, 11 Aug - Wed, 9 Sep

3:30 p.m. - 12:35 p.m.

YXU

ZAG

15h 05m

2 stops

11:25 a.m. - 5:43 p.m.

ZAG

YXU

36h 18m

2 stops

C$ 1,241Multiple Airlines

Tue, 11 Aug - Wed, 9 Sep

5:40 a.m. - 12:35 p.m.

YXU

ZAG

24h 55m

2 stops

11:25 a.m. - 9:20 a.m.

ZAG

YXU

51h 55m

2 stops

C$ 1,242Multiple Airlines

Tue, 11 Aug - Wed, 9 Sep

5:40 a.m. - 12:35 p.m.

YXU

ZAG

24h 55m

2 stops

11:25 a.m. - 9:20 a.m.

ZAG

YXU

51h 55m

2 stops

C$ 1,243Multiple Airlines

Tue, 11 Aug - Wed, 9 Sep

10:05 a.m. - 10:00 a.m.

YXU

ATH

40h 55m

2 stops

6:30 a.m. - 5:45 p.m.

ATH

YXU

18h 15m

2 stops

C$ 1,249Multiple Airlines

Fri, 18 Sep - Fri, 2 Oct

9:15 a.m. - 11:00 a.m.

YXU

ATH

18h 45m

2 stops

7:05 a.m. - 9:47 p.m.

ATH

YXU

21h 42m

2 stops

C$ 1,266Air Canada

Thu, 3 Dec - Mon, 7 Dec

6:20 p.m. - 11:05 p.m.

YXU

ATH

45h 45m

2 stops

1:00 p.m. - 9:47 p.m.

ATH

YXU

39h 47m

2 stops

C$ 1,274Lufthansa

Wed, 30 Sep - Sun, 20 Dec

6:20 p.m. - 11:05 p.m.

YXU

ATH

45h 45m

2 stops

1:00 p.m. - 9:47 p.m.

ATH

YXU

39h 47m

2 stops

C$ 1,336Lufthansa

Wed, 30 Sep - Sun, 20 Dec

10:05 a.m. - 12:10 p.m.

YXU

SOF

19h 05m

3 stops

8:00 a.m. - 9:40 p.m.

SOF

YXU

20h 40m

3 stops

C$ 3,940United Airlines

Tue, 1 Sep - Tue, 15 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air Canada flights from London, Ontario to Southeast Europe

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

Air Canada

3 Dec

YXU5:30 a.m.London

22h 30m

2 stops

ATH11:00 a.m.Athens Eleftherios V.

7 Dec

ATH1:00 p.m.Athens Eleftherios V.

26h 37m

1 stop

YXU8:37 a.m.London

C$ 1,004

Air Canada

3 Dec

YXU9:15 a.m.London

18h 45m

2 stops

ATH11:00 a.m.Athens Eleftherios V.

7 Dec

ATH7:05 a.m.Athens Eleftherios V.

21h 42m

2 stops

YXU9:47 p.m.London

C$ 1,266

Air Canada

12 Nov

YXU9:15 a.m.London

23h 35m

2 stops

OTP3:50 p.m.Bucharest Otopeni Intl

16 Nov

OTP6:30 a.m.Bucharest Otopeni Intl

39h 17m

2 stops

YXU2:47 p.m.London

C$ 1,281

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

Cheapest round-trip

LondonAthens

YXU - ATH

YXUATH

London

Thu 3/12

5:30 a.m.-11:00 a.m.

2 stops22h 30m

Athens Eleftherios V.

Mon 7/12

1:00 p.m.-8:37 a.m.

1 stop26h 37m

C$ 1,004

LondonZagreb

YXU - ZAG

YXUZAG

London

Tue 11/8

3:30 p.m.-12:35 p.m.

2 stops15h 05m

Zagreb Franjo Tuđman

Wed 9/9

11:25 a.m.-5:43 p.m.

2 stops36h 18m

C$ 1,238

LondonZagreb

YXU - ZAG

YXUZAG

London

Tue 11/8

3:30 p.m.-12:35 p.m.

2 stops15h 05m

Zagreb Franjo Tuđman

Wed 9/9

11:25 a.m.-5:43 p.m.

2 stops36h 18m

C$ 1,241

LondonZagreb

YXU - ZAG

YXUZAG

London

Tue 11/8

5:40 a.m.-12:35 p.m.

2 stops24h 55m

Zagreb Franjo Tuđman

Wed 9/9

11:25 a.m.-9:20 a.m.

2 stops51h 55m

C$ 1,242

LondonZagreb

YXU - ZAG

YXUZAG

London

Tue 11/8

5:40 a.m.-12:35 p.m.

2 stops24h 55m

Zagreb Franjo Tuđman

Wed 9/9

11:25 a.m.-9:20 a.m.

2 stops51h 55m

C$ 1,243

LondonAthens

YXU - ATH

YXUATH

London

Fri 18/9

10:05 a.m.-10:00 a.m.

2 stops40h 55m

Athens Eleftherios V.

Fri 2/10

6:30 a.m.-5:45 p.m.

2 stops18h 15m

C$ 1,249

LondonAthens

YXU - ATH

YXUATH

London

Thu 3/12

9:15 a.m.-11:00 a.m.

2 stops18h 45m

Athens Eleftherios V.

Mon 7/12

7:05 a.m.-9:47 p.m.

2 stops21h 42m

C$ 1,266

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/9

6:20 p.m.-11:05 p.m.

2 stops45h 45m

Athens Eleftherios V.

Sun 20/12

1:00 p.m.-9:47 p.m.

2 stops39h 47m

C$ 1,274

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/9

6:20 p.m.-11:05 p.m.

2 stops45h 45m

Athens Eleftherios V.

Sun 20/12

1:00 p.m.-9:47 p.m.

2 stops39h 47m

C$ 1,336

Quickest round-trip

LondonSofia

YXU - SOF

YXUSOF

London

Tue 1/9

10:05 a.m.-12:10 p.m.

3 stops19h 05m

Sofia

Tue 15/9

8:00 a.m.-9:40 p.m.

3 stops20h 40m

C$ 3,940

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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	18h 45m
Direct flights	None

The fastest flight from London, Ontario to Southeast Europe takes 18h 45m

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

Frequently asked questions about flying from London, Ontario to Southeast Europe

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 July 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 Boeing 737-700 Passenger/BBJ1 (winglets), making up 27.28% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 26.55%, Boeing 737 MAX 8 with 24.65%, and Embraer 195 E2 with 14.96%.

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$ 1,318	Free Cancellation	Rating 7.1 11,360 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.