Cheap Flights from London to Sofia from €21

Frequently Asked Questions

• What are the cheapest flights from London to Sofia (LON-SOF)?

  Based on Trip.com data, Ryanair offers one-way fares as low as €21 on Cheapest nonstop routes (e.g. STN to SOF on Sat, Sep 5), while Ryanair offers Cheapest nonstop round-trips from €47 departing on Mon, Sep 21 and returning on Fri, Sep 25.

• Which airlines offer direct flights from London to Sofia?

  At the moment, you can catch a nonstop flight from London to Sofia with the following airlines, including: Wizz Air Ryanair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from London (LON) to Sofia (SOF) and what is the distance?

  It takes around 3 hours 6 minutes to fly from London (LON) to Sofia (SOF).

• When is the best time to book flights from London to Sofia?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from London to Sofia is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from London to Sofia?

  Based on Trip.com data in the past 4 weeks, there is 31 flight per week flying from London to Sofia. You can check the weekly schedule for popular airlines on this route below: Wizz Air: S/M/T/W/T/F/S -- W64302 (08:36) Ryanair: S/M/T/W/T/F/S -- FR1730 (20:45)

• How can I find the best deals on flights from London to Sofia?

  To find best deals on flights from London to Sofia, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 5, with one-way flights priced at just €21.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ryanair.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Sofia travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from London (LON) to Sofia (SOF) the cheapest?

  The cheapest months to fly from London to Sofia is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from London to Sofia on?

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from London to Sofia on August 31, 2026 with Ryanair, with prices starting at €21.

• Which airports can I fly to for Sofia from London?

  You can land at any one of the following hubs in Sofia, with London Luton Airport to Sofia Airport (LTN-SOF) is by far the most common option on this route: Sofia Airport (SOF).

• Is there any time difference between London and Sofia?

  The time difference between Sofia and London is 2h.

• How do I change or cancel my ticket from London to Sofia?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.