Flights from London to Sofia from $73

Compare All LON to SOF Flights

Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.

1 of 1 flight

Airline	Schedule	Stops	Duration	Price
FR FR · 3674	19:25 LON 12:25 SOF	0 stop(s)	17h 0m	$73 Best	Book →

Airport Information

Key details about departure and arrival airports for this route

SOF

Sofia Airport

City: Sofia
Country: BG
Type: Large Airport
Elevation: 1,742 ft

SOF Airport Guide →

Tips for London to Sofia Flights

Save money and travel smarter with these route-specific tips

📅 When to Book

Book LON–SOF flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.

💰 Price Trends

The average fare is $73, but prices as low as $73 are available.

✈ Direct vs Connecting

No direct flights currently listed. Consider flexible dates or nearby airports for better connections.

📍 Flexible Dates

Flying midweek (Tuesday–Thursday) on LON–SOF is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.

Top Hotels in Sofia

Book accommodation at your destination — top-rated stays near SOF airport

Art Studio | Heart of Sofia | Near Serdika

Sofia

10.0 Check Price

Madrid 2BDR w Free Parking near Metro/Serdika Mall

Sofia

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BLUE STAR LUXURY HOTEL

Frequently Asked Questions

Everything you need to know about flying LON to SOF

What is the cheapest flight from London to Sofia?

The cheapest flight from London (LON) to Sofia (SOF) currently starts at $73 with FR. Prices are updated regularly and may vary by date and availability.

How many airlines fly from LON to SOF?

We found 1 airline(s) operating on the LON–SOF route, including FR.

Are there direct flights from London to Sofia?

No direct flights are currently listed on this route. All available options involve at least one stop. Consider flexible dates or nearby airports for better connection options.

What is the average flight price on this route?

The average flight price from London to Sofia is approximately $73. Prices range from $73 to $73 depending on airline, time, and class.

How long is the flight from LON to SOF?

The average flight duration from London to Sofia is approximately 17 hours 0 minutes. Direct flights are typically shorter than connecting options.

What is the baggage allowance on LON–SOF flights?

Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.