Cheapest Belgrad to Istanbul round trip flight dates on Air Serbia
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The best Istanbul plan leaves time for a few neighbourhoods instead of trying to finish the whole city. Add ferry journeys and everyday-life pauses between historical visits.
🏛️ Avoid stacking too many sights into one day on the historic peninsula.
⛴️ Treat a ferry ride as a chance to see the city from the water, not just as transport.
☕ Give Kadıköy and Moda their own time for streets, cafés and the waterfront.
💡 Crowds and journeys across the city can be tiring, so group each day around nearby neighbourhoods.
About Belgrad → Istanbul round trip flights
Use this page to find the cheapest flight dates for round trip flights from Belgrad to Istanbul.
Active filters: Airline: Air Serbia.
Price summary
The price calendar covers 1 month for round trip flights from Belgrad to Istanbul.
Lowest months: February 2027 (TRY 11,961).
Monthly lowest prices: February 2027: TRY 11,961.
In February 2027, the lowest date starts from TRY 11,961.
Daily prices are listed for 6 dates.