Cheapest return flights from London to Sofia in April from $175

Best time to book flights for London (LON) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from London (LON) to Sofia (SOF) in April 2026 (see full year).

Return flights

17 Apr - 19 Apr British Airways direct
02 Apr - 16 Apr easyJet direct
05 Apr - 08 Apr Austrian Airlines
05 Apr - 07 Apr Austrian Airlines
03 Apr - 19 Apr Austrian Airlines
17 Apr - 03 May Austrian Airlines
09 Apr - 01 May Austrian Airlines
06 Apr - 08 Apr Austrian Airlines
04 Apr - 11 Apr Lufthansa
06 Apr - 09 Apr Austrian Airlines
06 Apr - 10 Apr Austrian Airlines
01 Apr - 05 Apr KLM

Also check the deals for one-way flights from London to Sofia in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Sofia

Cheap car rent in Sofia