How long is the flight from London, Ontario to Southeast Europe?

For as low as C$ 1,026, Air Canada can have you in Southeast Europe from London, Ontario in 22h 30m. There are 8264 km between London, Ontario and Southeast Europe.

In terms of precipitation, rainfall in Southeast Europe ranges from 5.0 - 64.0 mm per month. December is typically the wettest month, when rainfall can reach 64.0 mm. July is typically the driest time to visit Southeast Europe when rainfall is around 5.0 mm.

If weather is an important factor for your trip to Southeast Europe, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

What are the most popular routes from London, Ontario to Southeast Europe?

While some choose either London - Zagreb Franjo Tuđman or London - Bucharest Otopeni Intl, London - Athens Eleftherios V. is the most popular route from London, Ontario to Southeast Europe.

What is the cheapest time of day to fly from YXU to YMH?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London, Ontario to Southeast Europe as you normally would.

What airport do you fly from for flights from London to Southeast Europe?

For a flight from London to Southeast Europe, you will be flying from London. London (YXU) is just 8.6 km from the centre of the city.

Can I find deals for flights from London to Southeast Europe that include hotel bookings?

Yes. In addition to deals on London to Southeast Europe flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from London to Southeast Europe?

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

Can I find deals for business class flights from London to Southeast Europe?

Yes. Cheapflights offers flight deals from London 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.

C$ 520+ Cheap Flights from London, ON to Southeast Europe

Cheap flight deals from London to Southeast Europe

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to Southeast Europe
Explore the most affordable flight options available from London to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Thu 3/125:30 a.m. -

2 stops22h 30m

Mon 7/121:00 p.m. -

1 stop26h 37m

Deal found 30/7C$ 1,026

Sat 3/106:20 p.m. -

1 stop33h 50m

Thu 17/121:00 p.m. -

2 stops26h 37m

Deal found 1/8C$ 1,112

Fri 2/106:20 p.m. -

1 stop33h 50m

Mon 21/121:00 p.m. -

1 stop15h 47m

Deal found 1/8C$ 1,117

Fri 2/106:20 p.m. -

1 stop33h 50m

Thu 17/121:00 p.m. -

2 stops32h 42m

Deal found 1/8C$ 1,120

Fri 2/106:20 p.m. -

1 stop33h 50m

Thu 17/121:00 p.m. -

2 stops26h 37m

Deal found 1/8C$ 1,122

Fri 2/106:20 p.m. -

1 stop33h 50m

Fri 18/121:00 p.m. -

1 stop32h 42m

Deal found 1/8C$ 1,126

Fri 2/106:20 p.m. -

1 stop33h 50m

Sun 20/121:00 p.m. -

2 stops56h 42m

Deal found 1/8C$ 1,131

Sat 3/106:20 p.m. -

1 stop33h 50m

Fri 18/126:40 a.m. -

2 stops39h 02m

Deal found 1/8C$ 1,146

Thu 1/106:20 p.m. -

2 stops45h 45m

Thu 17/121:00 p.m. -

2 stops26h 37m

Deal found 1/8C$ 1,155

Tue 11/85:40 a.m. -

2 stops24h 55m

Wed 9/96:15 a.m. -

2 stops21h 25m

Deal found 31/7C$ 1,269

Sun 4/106:20 p.m. -

2 stops36h 15m

Thu 8/101:20 p.m. -

2 stops34h 25m

Deal found 4/8C$ 1,290

Sun 4/1010:05 a.m. -

2 stops22h 15m

Thu 8/106:20 a.m. -

2 stops34h 00m

Deal found 4/8C$ 1,302

Best flights from London to Southeast Europe
Discover carefully curated flight deals from London to Southeast Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 August 2026.

Thu 3/125:30 a.m. -

2 stops22h 30m

Mon 7/121:00 p.m. -

1 stop26h 37m

Deal found 30/7C$ 1,026

Wed 30/96:20 p.m. -

2 stops46h 20m

Sun 20/121:00 p.m. -

2 stops32h 42m

Deal found 31/7C$ 1,363

Wed 26/810:05 a.m. -

3 stops18h 55m

Mon 5/106:05 a.m. -

3 stops22h 35m

Deal found 4/8C$ 2,021

Mon 31/83:30 p.m. -

1 stop15h 10m

Fri 4/912:10 p.m. -

2 stops16h 30m

Deal found 3/8C$ 1,236

Sun 4/106:20 p.m. -

2 stops36h 15m

Thu 8/101:20 p.m. -

2 stops34h 25m

Deal found 4/8C$ 1,290

Tue 25/810:05 a.m. -

2 stops22h 15m

Sun 4/106:55 p.m. -

2 stops29h 50m

Deal found 4/8C$ 1,562

Sun 4/1010:05 a.m. -

2 stops22h 15m

Thu 8/106:20 a.m. -

2 stops34h 00m

Deal found 4/8C$ 1,302

Thu 17/96:10 a.m. -

3 stops37h 55m

Thu 24/98:35 a.m. -

2 stops27h 45m

Deal found 3/8C$ 1,563

Sun 11/1010:05 a.m. -

2 stops25h 35m

Thu 15/106:10 a.m. -

2 stops22h 30m

Deal found 31/7C$ 1,359

Thu 3/910:05 a.m. -

2 stops32h 05m

Thu 22/104:10 p.m. -

2 stops32h 35m

Deal found 4/8C$ 1,574

Mon 5/105:40 a.m. -

2 stops23h 50m

Fri 9/107:40 a.m. -

2 stops37h 15m

Deal found 2/8C$ 1,417

Wed 30/95:40 a.m. -

1 stop22h 30m

Sun 20/121:00 p.m. -

2 stops39h 47m

Deal found 2/8C$ 1,417

Mon 24/86:20 p.m. -

2 stops38h 00m

Tue 6/106:20 a.m. -

2 stops22h 20m

Deal found 4/8C$ 1,490

Sat 29/83:30 p.m. -

2 stops26h 20m

Sat 5/99:00 a.m. -

2 stops19h 40m

Deal found 1/8C$ 2,077

Thu 26/113:25 p.m. -

2 stops15h 25m

Mon 30/116:10 a.m. -

2 stops39h 32m

Deal found 4/8C$ 1,623

Mon 24/86:20 p.m. -

2 stops38h 00m

Mon 5/106:20 a.m. -

2 stops22h 20m

Deal found 4/8C$ 1,623

Fri 9/1010:05 a.m. -

2 stops17h 05m

Thu 29/108:35 a.m. -

3 stops30h 02m

Deal found 2/8C$ 1,690

Fri 28/810:05 a.m. -

2 stops22h 15m

Sun 4/106:20 a.m. -

2 stops34h 00m

Deal found 4/8C$ 1,838

Sun 4/103:30 p.m. -

2 stops37h 40m

Thu 8/107:45 a.m. -

2 stops32h 35m

Deal found 4/8C$ 1,905

Mon 24/86:20 p.m. -

2 stops39h 40m

Thu 27/88:15 a.m. -

2 stops39h 27m

Deal found 31/7C$ 2,568

Find flight deals from London to Southeast Europe

Round-trip from	C$ 1,026
One-way from	C$ 520

Air Canada
3/12-7/12
3 total stops
49h 07m total
London to Southeast Europe

Search Deals

Air Canada
9/10
2 total stops
56h 50m total
London to Southeast Europe

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London 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$ 1,026

Quickest round-trip

LondonAthens

YXU - ATH

YXUATH

London

Mon 31/8

3:30 p.m.-1:40 p.m.

1 stop15h 10m

Athens Eleftherios V.

Fri 4/9

12:10 p.m.-9:40 p.m.

2 stops16h 30m

C$ 1,236

LondonZagreb

YXU - ZAG

YXUZAG

London

Sun 4/10

6:20 p.m.-12:35 p.m.

2 stops36h 15m

Zagreb Franjo Tuđman

Thu 8/10

1:20 p.m.-5:45 p.m.

2 stops34h 25m

C$ 1,290

LondonBucharest

YXU - OTP

YXUOTP

London

Sun 4/10

10:05 a.m.-3:20 p.m.

2 stops22h 15m

Bucharest Otopeni Intl

Thu 8/10

6:20 a.m.-9:20 a.m.

2 stops34h 00m

C$ 1,302

LondonSofia

YXU - SOF

YXUSOF

London

Sun 11/10

10:05 a.m.-6:40 p.m.

2 stops25h 35m

Sofia

Thu 15/10

6:10 a.m.-9:40 p.m.

2 stops22h 30m

C$ 1,359

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/9

6:20 p.m.-11:40 p.m.

2 stops46h 20m

Athens Eleftherios V.

Sun 20/12

1:00 p.m.-2:42 p.m.

2 stops32h 42m

C$ 1,363

LondonZagreb

YXU - ZAG

YXUZAG

London

Mon 5/10

5:40 a.m.-11:30 a.m.

2 stops23h 50m

Zagreb Franjo Tuđman

Fri 9/10

7:40 a.m.-2:55 p.m.

2 stops37h 15m

C$ 1,417

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/9

5:40 a.m.-11:10 a.m.

1 stop22h 30m

Athens Eleftherios V.

Sun 20/12

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

2 stops39h 47m

C$ 1,417

LondonBucharest

YXU - OTP

YXUOTP

London

Mon 24/8

6:20 p.m.-3:20 p.m.

2 stops38h 00m

Bucharest Otopeni Intl

Tue 6/10

6:20 a.m.-9:40 p.m.

2 stops22h 20m

C$ 1,490

LondonBucharest

YXU - OTP

YXUOTP

London

Tue 25/8

10:05 a.m.-3:20 p.m.

2 stops22h 15m

Bucharest Otopeni Intl

Sun 4/10

6:55 p.m.-5:45 p.m.

2 stops29h 50m

C$ 1,562

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 26 resultsSorted by cheapest first

Best time to book a flight from London to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe from London with our price prediction graph.

YXU-ATH

YXU-OTP

YXU-ZAG

YXU-SOF

YXU-SKG

Estimated round-trip 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 London to Southeast Europe

YXU-zzYMH

YXU-ATH

YXU-OTP

YXU-ZAG

YXU-SOF

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Southeast Europe

Read through reviews of airlines operating flights from London to Southeast Europe, such as Air Canada. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air Canada

7.1

Good

11,425 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!

Air Canada

7.1

Good

11,425 reviews

Air Canada

7.1

Good

11,425 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Lori,May 2026

YYZ - YFC

Didn't land, sent back to Toronto. No food, no accommodation, no help at all!!

Related info for your journey

What airport do you fly from for flights from London to Southeast Europe?
For a flight from London to Southeast Europe, you will be flying from London. London (YXU) is just 8.6 km from the centre of the city.
How long is the flight from London, Ontario to Southeast Europe?
For as low as C$ 1,026, Air Canada can have you in Southeast Europe from London, Ontario in 22h 30m. There are 8264 km between London, Ontario and Southeast Europe.
What are the most popular routes from London, Ontario to Southeast Europe?
While some choose either London - Zagreb Franjo Tuđman or London - Bucharest Otopeni Intl, London - Athens Eleftherios V. is the most popular route from London, Ontario to Southeast Europe.
Can I find deals for flights from London to Southeast Europe that include hotel bookings?
Yes. In addition to deals on London to Southeast Europe flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to Southeast Europe?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Southeast Europe.
Can I find deals for business class flights from London to Southeast Europe?
Yes. Cheapflights offers flight deals from London 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Top destinations

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Top airline flying from London to Southeast Europe

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 1,321	AverageC$ 1,458	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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How does Cheapflights help users find flights from London to Southeast Europe?

Deals for London to Southeast Europe flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Southeast Europe for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from London to Southeast Europe with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Southeast Europe become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southeast Europe from London today and book when prices fit your budget.

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Cheap flights from London, ON to Southeast Europe from C$ 520

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Southeast Europe

Cheapest flights from London to Southeast EuropeExplore the most affordable flight options available from London to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Explore the most affordable flight options available from London to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Best flights from London to Southeast EuropeDiscover carefully curated flight deals from London to Southeast Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 August 2026.

Discover carefully curated flight deals from London to Southeast Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 August 2026.

Last-minute flights from London to Southeast EuropeDiscover last-minute flight deals from London to Southeast Europe. Data last updated 5 August 2026 and is based on user searches.

Discover last-minute flight deals from London to Southeast Europe. Data last updated 5 August 2026 and is based on user searches.

One-way flights from London to Southeast EuropeSearch for one-way flight options from London to Southeast Europe. Find affordable one-way fares based on user searches. Data last updated 5 August 2026.

Search for one-way flight options from London to Southeast Europe. Find affordable one-way fares based on user searches. Data last updated 5 August 2026.

Find flight deals from London to Southeast Europe

Round-trip from

One-way from

Cheapflights Fare Finder

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

Best time to book a flight from London to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe from London with our price prediction graph.

Cheapflights Insights

Reviews of airlines servicing Southeast Europe

Read through reviews of airlines operating flights from London to Southeast Europe, such as Air Canada. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from London to Southeast Europe?

How long is the flight from London, Ontario to Southeast Europe?

What are the most popular routes from London, Ontario to Southeast Europe?

Can I find deals for flights from London to Southeast Europe that include hotel bookings?

How can I find direct flights from London to Southeast Europe?

Can I find deals for business class flights from London to Southeast Europe?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Southeast Europe by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from London to Southeast Europe by cabin class

Find flights from London to Southeast Europe, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Southeast Europe flights

Browse other London and Southeast Europe flight options. Last updated on 5 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to Southeast Europe flights

Consider these flights travelling from London to Southeast Europe.

Top airline flying from London to Southeast Europe

Fly with Cheapflights

How does Cheapflights help users find flights from London to Southeast Europe?

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

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

Can Cheapflights notify me if prices for flights from London to Southeast Europe become cheaper?

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Travel Smart

Cheapest flights from London to Southeast Europe
Explore the most affordable flight options available from London to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Best flights from London to Southeast Europe
Discover carefully curated flight deals from London to Southeast Europe that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 August 2026.

Last-minute flights from London to Southeast Europe
Discover last-minute flight deals from London to Southeast Europe. Data last updated 5 August 2026 and is based on user searches.

One-way flights from London to Southeast Europe
Search for one-way flight options from London to Southeast Europe. Find affordable one-way fares based on user searches. Data last updated 5 August 2026.