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Cheap flights from London, ON to Southeast Europe from C$ 1,308

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 30/7. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — ATH
21 Jun — 28 Jun1
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 16 June 2025.

Round-trip from

C$ 1,316

One-way from

C$ 1,308

Popular in

December

Cheapest in

May

Average price

C$ 1,450
Air Canada
  • Air Canada
  • 30/7-6/8
  • 4 total stops
  • 31h 07m total
  • London to Southeast Europe
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Air Canada
  • Air Canada
  • 30/7
  • 1 total stop
  • 21h 55m total
  • London to Southeast Europe
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 212 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 16 June 2025.

Wed 30/75:45 p.m.YXU - ATH
2 stops14h 50mAir Canada
Wed 6/812:10 p.m.ATH - YXU
2 stops16h 17mAir Canada
Deal found 15/6C$ 1,316
Wed 30/76:15 a.m.YXU - ATH
2 stops31h 45mMultiple Airlines
Wed 6/84:00 p.m.ATH - YXU
3 stops30h 02mMultiple Airlines
Deal found 15/6C$ 1,486
Thu 31/73:40 p.m.YXU - DBV
2 stops14h 35mMultiple Airlines
Thu 7/810:00 a.m.DBV - YXU
2 stops37h 07mMultiple Airlines
Deal found 16/6C$ 1,689
Wed 30/73:40 p.m.YXU - SPU
3 stops25h 15mMultiple Airlines
Wed 6/810:50 p.m.SPU - YXU
3 stops36h 24mMultiple Airlines
Deal found 15/6C$ 1,710
Thu 31/73:40 p.m.YXU - ZAG
2 stops20h 30mMultiple Airlines
Thu 7/89:00 a.m.ZAG - YXU
2 stops14h 07mMultiple Airlines
Deal found 16/6C$ 1,806
Tue 29/75:45 p.m.YXU - SKG
2 stops34h 00mMultiple Airlines
Tue 5/86:25 p.m.SKG - YXU
2 stops34h 02mMultiple Airlines
Deal found 14/6C$ 1,848
Wed 30/75:45 p.m.YXU - ATH
2 stops15h 00mSWISS
Wed 6/84:05 p.m.ATH - YXU
3 stops32h 02mSWISS
Deal found 15/6C$ 2,371
Wed 30/78:00 p.m.YXU - ATH
2 stops38h 05mWestJet
Tue 5/83:25 a.m.ATH - YXU
2 stops32h 49mWestJet
Deal found 15/6C$ 3,451

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 16 June 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

Wed 30/7

5:45 p.m.-3:35 p.m.

2 stops14h 50m

Athens Eleftherios V.

Wed 6/8

12:10 p.m.-9:27 p.m.

2 stops16h 17m

C$ 1,316

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/7

6:15 a.m.-9:00 p.m.

2 stops31h 45m

Athens Eleftherios V.

Wed 6/8

4:00 p.m.-3:02 p.m.

3 stops30h 02m

C$ 1,486

LondonDubrovnik

YXU - DBV

YXUDBV

London

Thu 31/7

3:40 p.m.-12:15 p.m.

2 stops14h 35m

Dubrovnik

Thu 7/8

10:00 a.m.-5:07 p.m.

2 stops37h 07m

C$ 1,689

LondonSplit

YXU - SPU

YXUSPU

London

Wed 30/7

3:40 p.m.-10:55 p.m.

3 stops25h 15m

Split

Wed 6/8

10:50 p.m.-5:14 a.m.

3 stops36h 24m

C$ 1,710

LondonZagreb

YXU - ZAG

YXUZAG

London

Thu 31/7

3:40 p.m.-6:10 p.m.

2 stops20h 30m

Zagreb Franjo Tuđman

Thu 7/8

9:00 a.m.-5:07 p.m.

2 stops14h 07m

C$ 1,806

LondonThessaloniki

YXU - SKG

YXUSKG

London

Tue 29/7

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

2 stops34h 00m

Thessaloniki Makedonia

Tue 5/8

6:25 p.m.-9:27 p.m.

2 stops34h 02m

C$ 1,848

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/7

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

2 stops15h 00m

Athens Eleftherios V.

Wed 6/8

4:05 p.m.-5:07 p.m.

3 stops32h 02m

C$ 2,371

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/7

8:00 p.m.-5:05 p.m.

2 stops38h 05m

Athens Eleftherios V.

Tue 5/8

3:25 a.m.-5:14 a.m.

2 stops32h 49m

C$ 3,451

LondonAthens

YXU - ATH

YXUATH

London

Wed 30/7

6:15 a.m.-11:10 a.m.

1 stop21h 55m

C$ 1,308

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/6

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.

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 16 June 2025.
SWISS
7.5
Good
1,628 reviews
Check prices

Food

7.0

Crew

8.2

Overall

7.5

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
SWISS
7.5
Good
1,628 reviews
SWISS
7.5
Good
1,628 reviews
Check prices

Food

7.0

Crew

8.2

Overall

7.5

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
WestJet
7.2
Good
2,873 reviews
SWISS
7.5
Good
1,628 reviews
Check prices

Food

7.0

Crew

8.2

Overall

7.5

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
Air Canada
7.1
Good
9,554 reviews
SWISS
7.5
Good
1,628 reviews
Check prices

Food

7.0

Crew

8.2

Overall

7.5

Entertainment

6.7

Boarding

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

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 - Zagreb Franjo Tuđman or London - Cluj Napoca, 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.

  • 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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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 16 June 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapestC$ 1,061AverageC$ 1,446FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 1,157AverageC$ 1,411FlexibilityNo 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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