Swiss International Air Lines Cheap Flights from London to Belgrade

View €159 flight on Sun, 21 Sep 2025Opens in a new window

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Prices were available within the past 7 days and start at €159 for one-way flights and €209 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Fri, 12 Sep - Fri, 19 Sep
LHR
London
BEG
Belgrade
€209 Return, found 1 hour ago
€209
Return
found 1 hour ago
Select Swiss International Air Lines flight, departing Fri, 12 Sep from London to Belgrade, returning Fri, 19 Sep, priced at €209 found 1 hour ago
Swiss International Air Lines
Tue, 16 Sep - Sat, 20 Sep
LHR
London
BEG
Belgrade
€219 Return, found 5 hours ago
€219
Return
found 5 hours ago
Select Swiss International Air Lines flight, departing Tue, 16 Sep from London to Belgrade, returning Sat, 20 Sep, priced at €219 found 5 hours ago
London to Belgrade route information
Origin airport
Heathrow
Destination airport
Nikola Tesla
Airlines serving
Aegean, Air France, Air Serbia, Austrian Airlines, Eurowings, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines
Popular airline
Swiss International Air Lines
Distance
1689 km
Average flight time
3 hours 40 mins
*Available to Expedia members.