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Cheap flights from London, ON to Southeast Europe from C$ 680

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 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — ATH
9 Mar — 16 Mar1
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 4 March 2025.

Round-trip from

C$ 1,603

One-way from

C$ 680

Popular in

December

Cheapest in

May

Average price

C$ 1,494
14/4-21/4
  • 14/4-21/4
  • 4 total stops
  • 60h 44m total
  • London to Southeast Europe
Search Deals
18/4
  • 18/4
  • 3 total stops
  • 44h 00m total
  • London to Southeast Europe
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 198 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 71 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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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 4 March 2025.

Mon 14/45:15 a.m.YXU - ATH
2 stops19h 55mMultiple Airlines
Mon 21/410:30 a.m.ATH - YXU
2 stops40h 49mMultiple Airlines
Deal found 3/3C$ 1,603
Mon 14/45:15 a.m.YXU - ATH
1 stop22h 55mAir Canada
Mon 21/41:10 p.m.ATH - YXU
1 stop14h 09mAir Canada
Deal found 3/3C$ 1,777
Sun 20/43:25 p.m.YXU - ZAG
2 stops15h 10mAir Canada
Thu 31/71:20 p.m.ZAG - YXU
2 stops13h 27mAir Canada
Deal found 3/3C$ 1,778
Wed 6/85:45 p.m.YXU - OTP
2 stops14h 35mSWISS
Thu 21/86:30 a.m.OTP - YXU
2 stops17h 37mSWISS
Deal found 4/3C$ 1,934

Find flights from London to Southeast Europe within your budget

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 4 March 2025.

Fly from

London

Fly to

Southeast Europe

Route

Depart

Return

Price

LondonAthens

YXU - ATH

YXUATH

London

Mon 14/4

5:15 a.m.-8:10 a.m.

2 stops19h 55m

Athens Eleftherios V.

Mon 21/4

10:30 a.m.-8:19 p.m.

2 stops40h 49m

C$ 1,603

LondonAthens

YXU - ATH

YXUATH

London

Mon 14/4

5:15 a.m.-11:10 a.m.

1 stop22h 55m

Athens Eleftherios V.

Mon 21/4

1:10 p.m.-8:19 p.m.

1 stop14h 09m

C$ 1,777

LondonZagreb

YXU - ZAG

YXUZAG

London

Sun 20/4

3:25 p.m.-12:35 p.m.

2 stops15h 10m

Zagreb Franjo Tuđman

Thu 31/7

1:20 p.m.-8:47 p.m.

2 stops13h 27m

C$ 1,778

LondonBucharest

YXU - OTP

YXUOTP

London

Wed 6/8

5:45 p.m.-3:20 p.m.

2 stops14h 35m

Bucharest Otopeni Intl

Thu 21/8

6:30 a.m.-5:07 p.m.

2 stops17h 37m

C$ 1,934

LondonBucharest

YXU - OTP

YXUOTP

London

Fri 18/4

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

3 stops44h 00m

C$ 680

LondonAthens

YXU - ATH

YXUATH

London

Fri 18/4

8:00 p.m.-8:55 a.m.

2 stops53h 55m

C$ 692

LondonAthens

YXU - ATH

YXUATH

London

Fri 18/4

9:55 a.m.-11:10 a.m.

1 stop18h 15m

C$ 1,273

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

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.

Travel insights for flights from London to Southeast Europe

Get recent, data-driven insights about flights from London to Southeast Europe including ideal travel times, pricing trends, and more.

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 July is currently the most expensive (average of C$ 993). 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 4 March 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 4 March 2025.
SWISS
7.5
Good
1,560 reviews
Check prices

Comfort

7.3

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

SWISS
7.5
Good
1,560 reviews
SWISS
7.5
Good
1,560 reviews
Check prices

Comfort

7.3

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

Air Canada
7.0
Good
8,832 reviews
SWISS
7.5
Good
1,560 reviews
Check prices

Comfort

7.3

Crew

8.2

Entertainment

6.7

Boarding

7.6

Overall

7.5

Food

7.0

Reviews

1 / 20

6.0
Good

Madhukar,Nov 2024

ZRH - BOM

Indian Veg food selection and quality definitely needs a better chef.

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 most popular routes from London, Ontario to Southeast Europe?

    While some choose either London - Athens Eleftherios V. or London - Cluj Napoca, London - Split 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.

  • 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 July is currently the most expensive (average of C$ 993). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from London to Southeast Europe

Discover the top 2 airlines 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 4 March 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestC$ 1,060AverageC$ 1,365FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 1,083AverageC$ 1,498FlexibilityNo 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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