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Cheap flights from London, ON to Bulgaria from C$ 1,632

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — SOF
16 Aug — 23 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Bulgaria

Enter your travel dates to find the best prices.

Cheapest flights from London to Bulgaria
Explore the most affordable flight options available from London to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 July 2026.

Tue 1/93:30 p.m.
YXU
-
SOF
2 stops35h 50m
Multiple Airlines
Tue 15/91:05 p.m.
SOF
-
YXU
2 stops39h 35m
Multiple Airlines
Deal found 16/7C$ 1,632
Mon 31/83:30 p.m.
YXU
-
SOF
2 stops13h 40m
Multiple Airlines
Tue 15/91:05 p.m.
SOF
-
YXU
2 stops39h 35m
Multiple Airlines
Deal found 16/7C$ 1,637
Mon 31/83:30 p.m.
YXU
-
SOF
2 stops13h 40m
Multiple Airlines
Mon 14/94:05 p.m.
SOF
-
YXU
2 stops36h 35m
Multiple Airlines
Deal found 16/7C$ 1,639
Sun 30/86:20 p.m.
YXU
-
SOF
2 stops34h 50m
Air Canada
Thu 17/912:55 p.m.
SOF
-
YXU
2 stops32h 55m
Air Canada
Deal found 16/7C$ 1,642
Sun 30/86:20 p.m.
YXU
-
SOF
2 stops34h 50m
Air Canada
Wed 16/91:50 p.m.
SOF
-
YXU
2 stops34h 53m
Air Canada
Deal found 16/7C$ 1,653
Sun 30/86:20 p.m.
YXU
-
SOF
2 stops34h 50m
Air Canada
Fri 18/96:10 a.m.
SOF
-
YXU
2 stops34h 10m
Air Canada
Deal found 16/7C$ 1,667
Fri 4/93:30 p.m.
YXU
-
SOF
2 stops13h 40m
Air Canada
Wed 16/96:20 a.m.
SOF
-
YXU
2 stops18h 23m
Air Canada
Deal found 16/7C$ 1,679
Thu 3/93:30 p.m.
YXU
-
SOF
2 stops13h 40m
Air Canada
Fri 18/96:10 a.m.
SOF
-
YXU
2 stops34h 10m
Air Canada
Deal found 16/7C$ 1,693
Sat 29/86:20 p.m.
YXU
-
SOF
2 stops36h 15m
Air Canada
Sun 13/96:10 a.m.
SOF
-
YXU
2 stops18h 33m
Air Canada
Deal found 16/7C$ 1,698
Tue 1/910:05 a.m.
YXU
-
SOF
3 stops19h 05m
United Airlines
Tue 15/98:00 a.m.
SOF
-
YXU
3 stops20h 40m
United Airlines
Deal found 16/7C$ 3,942

Find flight deals from London to Bulgaria

Keep the following information in mind while searching for London to Bulgaria flight deals. Data was last updated 17 July 2026.

Round-trip from

C$ 1,632
1/9-15/9
  • 1/9-15/9
  • 4 total stops
  • 75h 25m total
  • London to Bulgaria
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Bulgaria 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 17 July 2026.
Use the filters below to find and compare flights from London to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSofia

YXU - SOF

YXUSOF

London

Tue 1/9

3:30 p.m.-12:10 p.m.

2 stops13h 40m

Sofia

Mon 14/9

6:55 p.m.-9:40 p.m.

2 stops33h 45m

C$ 1,639

LondonSofia

YXU - SOF

YXUSOF

London

Mon 31/8

3:30 p.m.-12:10 p.m.

2 stops13h 40m

Sofia

Wed 16/9

6:10 a.m.-5:43 p.m.

2 stops42h 33m

C$ 1,642

LondonSofia

YXU - SOF

YXUSOF

London

Sun 30/8

6:20 p.m.-12:10 p.m.

2 stops34h 50m

Sofia

Sun 13/9

6:10 a.m.-5:43 p.m.

2 stops18h 33m

C$ 1,667
Quickest round-trip

LondonSofia

YXU - SOF

YXUSOF

London

Fri 4/9

5:40 a.m.-12:10 p.m.

2 stops23h 30m

Sofia

Tue 15/9

12:55 p.m.-9:40 p.m.

2 stops15h 45m

C$ 1,667

LondonSofia

YXU - SOF

YXUSOF

London

Fri 4/9

3:30 p.m.-12:10 p.m.

2 stops13h 40m

Sofia

Fri 18/9

6:10 a.m.-9:20 a.m.

2 stops34h 10m

C$ 1,693

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$ 3,942

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/7

Sorted by cheapest first

Best time to book a flight from London to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria 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 Bulgaria

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

Related info for your journey

Find useful and relevant information for your journey from London to Bulgaria. 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 Bulgaria?

    For a flight from London to Bulgaria, 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 Bulgaria?

    For as low as C$ 1,642, Air Canada can have you in Bulgaria from London, Ontario in 13h 40m. London, Ontario and Bulgaria are separated by a distance of 7875 km.

  • Can I find deals for flights from London to Bulgaria that include hotel bookings?

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

  • How can I find direct flights from London to Bulgaria?

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

  • Can I find deals for business class flights from London to Bulgaria?

    Yes. Cheapflights offers flight deals from London to Bulgaria 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

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How does Cheapflights help users find flights from London to Bulgaria?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Bulgaria. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Bulgaria flexibly with Cheapflights today.

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Yes! Start tracking prices for London to Bulgaria flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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