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Cheap flights from London, ON to Southeast Europe from C$ 786

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — ATH
6 May — 13 May1
1 adult

Cheap flight deals from London to Southeast Europe

Keep the following information in mind while searching for London to Southeast Europe flight deals. Data was last updated 1 May 2025.

Round-trip from

C$ 1,193

One-way from

C$ 786

Popular in

December

Cheapest in

October

Average price

C$ 1,303
Air Canada
  • Air Canada
  • 29/8-8/9
  • 4 total stops
  • 85h 27m total
  • London to Southeast Europe
22/9
  • 22/9
  • 2 total stops
  • 33h 20m total
  • London to Southeast Europe
Highest demand for flights based on searches. 11% potential increase in price (C$ 247 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 71 potential savings vs. average RT price).
Average for round-trip flights in May 2025

Find flight deals from London to Southeast Europe

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 1 May 2025.

Fri 29/85:45 p.m.YXU - ATH
2 stops57h 20mAir Canada
Mon 8/912:10 p.m.ATH - YXU
2 stops28h 07mAir Canada
Deal found 30/4C$ 1,193
Sat 14/63:35 p.m.YXU - SKG
3 stops35h 30mMultiple Airlines
Sat 21/65:45 a.m.SKG - YXU
3 stops22h 42mMultiple Airlines
Deal found 30/4C$ 1,462
Fri 29/89:55 a.m.YXU - ATH
2 stops17h 10mMultiple Airlines
Mon 8/96:30 a.m.ATH - YXU
3 stops21h 57mMultiple Airlines
Deal found 30/4C$ 1,969

Cheapflights Fare Finder

Customize your flight search to find flights from London 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 629,999 searches. Data last updated 1 May 2025.
Use the filters below to find and compare flights from London to Southeast Europe that are best for you.

Fly from

London

Fly to

Southeast Europe

Route

Depart

Return

Price

LondonAthens

YXU - ATH

YXUATH

London

Fri 29/8

5:45 p.m.-10:05 a.m.

2 stops57h 20m

Athens Eleftherios V.

Mon 8/9

12:10 p.m.-9:17 a.m.

2 stops28h 07m

C$ 1,193

LondonThessaloniki

YXU - SKG

YXUSKG

London

Sat 14/6

3:35 p.m.-10:05 a.m.

3 stops35h 30m

Thessaloniki Makedonia

Sat 21/6

5:45 a.m.-9:27 p.m.

3 stops22h 42m

C$ 1,462

LondonAthens

YXU - ATH

YXUATH

London

Fri 29/8

9:55 a.m.-10:05 a.m.

2 stops17h 10m

Athens Eleftherios V.

Mon 8/9

6:30 a.m.-9:27 p.m.

3 stops21h 57m

C$ 1,969

LondonAthens

YXU - ATH

YXUATH

London

Mon 22/9

6:00 a.m.-10:20 p.m.

2 stops33h 20m

C$ 786

LondonDubrovnik

YXU - DBV

YXUDBV

London

Mon 7/7

9:45 p.m.-2:00 p.m.

3 stops58h 15m

C$ 795

LondonSplit

YXU - SPU

YXUSPU

London

Fri 13/6

8:00 p.m.-9:35 p.m.

3 stops43h 35m

C$ 843

LondonAthens

YXU - ATH

YXUATH

London

Sat 14/6

8:00 p.m.-11:15 p.m.

2 stops44h 15m

C$ 955

LondonAthens

YXU - ATH

YXUATH

London

Mon 22/9

3:35 p.m.-11:10 a.m.

1 stop12h 35m

C$ 1,231

LondonDubrovnik

YXU - DBV

YXUDBV

London

Tue 8/7

5:45 p.m.-8:40 a.m.

3 stops32h 55m

C$ 1,530

LondonThessaloniki

YXU - SKG

YXUSKG

London

Sat 14/6

3:35 p.m.-12:45 p.m.

2 stops38h 10m

C$ 4,856

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

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.
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

What is the cheapest month to book a flight from London, Ontario to Southeast Europe?

Currently, November is the cheapest month in which you can book a flight from London, Ontario to Southeast Europe (average of C$ 694). Flying from London, Ontario to Southeast Europe in December is currently the most expensive (average of C$ 980). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from London to Southeast Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 May 2025.

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.

Rainfall in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average rainfall totals by month.

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.

Temperature in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southeast Europe. Reviews last updated 1 May 2025.

Boarding

7.6

Food

7.0

Overall

7.5

Comfort

7.4

Entertainment

6.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Boarding

7.6

Food

7.0

Overall

7.5

Comfort

7.4

Entertainment

6.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Boarding

7.6

Food

7.0

Overall

7.5

Comfort

7.4

Entertainment

6.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Boarding

7.6

Food

7.0

Overall

7.5

Comfort

7.4

Entertainment

6.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Boarding

7.6

Food

7.0

Overall

7.5

Comfort

7.4

Entertainment

6.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Related info for your journey

Find useful and relevant information for your journey from London to Southeast Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • 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.

  • What are the cheapest airlines to fly from London, Ontario to Southeast Europe one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 955. Users have also found prices from C$ 1,231 and C$ 1,530 on Lufthansa and SWISS, respectively.

  • 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?

    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.

  • What is the cheapest month to book a flight from London, Ontario to Southeast Europe?

    Currently, November is the cheapest month in which you can book a flight from London, Ontario to Southeast Europe (average of C$ 694). Flying from London, Ontario to Southeast Europe in December is currently the most expensive (average of C$ 980). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to Southeast Europe

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

Top airline flying from London to Southeast Europe

Discover the top airline that operate flights from London 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 629,999 searches. Data last updated 1 May 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,032AverageC$ 1,432FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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