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Istanbul to Belgrade flights in December 2026 from $234 IST, SAW → BEG

Istanbul New Airport (IST), Sabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)

For departures in December 2026, the cheapest return found recently is $234 with Air Serbia, 15 Dec – 8 Jan 2027, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 14 departure dates is usually $245 to $273. Across all 129 departure dates we hold on this route, it is usually $215 to $236. Of the 10 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$234

15 Dec – 8 Jan 2027 · Air Serbia

Istanbul New Airport (IST) → Belgrad Nikola Tesla Airport (BEG)

out 1 stop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$229

25 Dec – 15 Jan 2027 · Pegasus Airlines

Sabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)

out 1 stop, back 1 stop

found 7 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
25 Dec – 15 Jan 2027$229Pegasus Airlinesout 1 stop, back 1 stopfound 7 days agoSee prices for these dates
15 Dec – 8 Jan 2027$234Air Serbiaout 1 stop, back nonstopfound 2 days agoSee prices for these dates
4 Dec – 12 Dec$235Air Serbiaout nonstop, back nonstopfound 6 days agoSee prices for these dates
26 Dec – 4 Jan 2027$240LOT Polishout 2 stops, back 1 stopfound 3 days agoSee prices for these dates
11 Dec – 31 Dec$260Wizz Airout 1 stop, back 1 stopfound 6 days agoSee prices for these dates

Every date we hold

14 departure dates

1 Dec – 13 Dec: $272, found 3 days ago4 Dec – 12 Dec: $235, found 6 days ago10 Dec – 30 Dec: $273, found 6 days ago11 Dec – 31 Dec: $260, found 6 days ago12 Dec – 16 Dec: $265, found 7 days ago14 Dec – 30 Dec: $273, found 6 days ago15 Dec – 8 Jan 2027: $234, found 2 days ago16 Dec – 20 Dec: $271, found 5 days ago21 Dec – 2 Jan 2027: $267, found 7 days ago25 Dec – 15 Jan 2027: $229, found 7 days ago26 Dec – 4 Jan 2027: $240, found 3 days ago27 Dec – 1 Jan 2027: $305, found 3 days ago28 Dec – 11 Jan 2027: $263, found 3 days ago29 Dec – 31 Dec: $294, found 3 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 13 Dec$272Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
4 Dec – 12 Dec$235Air SerbiaIstanbul New Airport (IST) → Belgrad Nikola Tesla Airport (BEG)out nonstop, back nonstopfound 6 days agoSee prices for these dates
10 Dec – 30 Dec$273Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
11 Dec – 31 Dec$260Wizz AirIstanbul New Airport (IST) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
12 Dec – 16 Dec$265Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 7 days agoSee prices for these dates
14 Dec – 30 Dec$273LOT PolishIstanbul New Airport (IST) → Belgrad Nikola Tesla Airport (BEG)out 2 stops, back 1 stopfound 6 days agoSee prices for these dates
15 Dec – 8 Jan 2027$234Air SerbiaIstanbul New Airport (IST) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back nonstopfound 2 days agoSee prices for these dates
16 Dec – 20 Dec$271AjetSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
21 Dec – 2 Jan 2027$267Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 7 days agoSee prices for these dates
25 Dec – 15 Jan 2027$229Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 7 days agoSee prices for these dates
26 Dec – 4 Jan 2027$240LOT PolishIstanbul New Airport (IST) → Belgrad Nikola Tesla Airport (BEG)out 2 stops, back 1 stopfound 3 days agoSee prices for these dates
27 Dec – 1 Jan 2027$305Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
28 Dec – 11 Jan 2027$263Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Belgrad Nikola Tesla Airport (BEG)out 2 stops, back nonstopfound 3 days agoSee prices for these dates
29 Dec – 31 Dec$294Air SerbiaIstanbul New Airport (IST) → Belgrad Nikola Tesla Airport (BEG)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $175.

November 2026From $175Cheapest seen10 departure dates22 Nov – 4 Dec · found 2 days agoSee prices for these datesEvery date in November 2026
December 2026From $22914 departure dates25 Dec – 15 Jan 2027 · found 7 days agoSee prices for these dates
January 2027From $18920 departure dates22 Jan 2027 – 29 Jan 2027 · found 7 days agoSee prices for these datesEvery date in January 2027
February 2027From $18712 departure dates4 Feb 2027 – 7 Feb 2027 · found 8 days agoSee prices for these datesEvery date in February 2027
March 2027From $20013 departure dates26 Mar 2027 – 2 Apr 2027 · found 2 days agoSee prices for these datesEvery date in March 2027
April 2027From $21213 departure dates27 Apr 2027 – 1 May 2027 · found 3 days agoSee prices for these datesEvery date in April 2027
May 2027From $21514 departure dates17 May 2027 – 27 May 2027 · found 8 days agoSee prices for these datesEvery date in May 2027
June 2027From $20917 departure dates4 Jun 2027 – 7 Jun 2027 · found 4 days agoSee prices for these datesEvery date in June 2027
July 2027From $2169 departure dates2 Jul 2027 – 25 Jul 2027 · found 4 days agoSee prices for these datesEvery date in July 2027
August 2027From $2305 departure dates24 Aug 2027 – 26 Aug 2027 · found 5 days agoSee prices for these dates
September 2027From $2212 departure dates23 Sept 2027 – 27 Sept 2027 · found 7 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work