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Nis to Istanbul in December 2026 INI → IST, SAW

Nis Constantine the Great Airport (INI) → Istanbul New Airport (IST), Sabiha Gokcen International Airport (SAW)

For departures in December 2026, the cheapest return found recently is $166 with Air Serbia, 15 Dec – 19 Dec, found 4 days ago. The cheapest one-way found recently is $67 with Air Serbia, 5 Dec, found yesterday.

Return

We hold return fares on only 2 departure dates in December 2026, too few to say what one usually costs.

Cheapest return found recently

$166

15 Dec – 19 Dec · Air Serbia

Nis Constantine the Great Airport (INI) → Istanbul New Airport (IST)

out nonstop, back nonstop

found 4 days ago

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
15 Dec – 19 Dec$166Air Serbiaout nonstop, back nonstopfound 4 days agoSee prices for these dates
16 Dec – 19 Dec$225Air Serbiaout 2 stops, back nonstopfound 4 days agoSee prices for these dates

Every date we hold

2 departure dates

15 Dec – 19 Dec: $166, found 4 days ago16 Dec – 19 Dec: $225, found 4 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
15 Dec – 19 Dec$166Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)out nonstop, back nonstopfound 4 days agoSee prices for these dates
16 Dec – 19 Dec$225Air SerbiaNis Constantine the Great Airport (INI) → Sabiha Gokcen International Airport (SAW)out 2 stops, back nonstopfound 4 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $166.

October 2026From $2305 departure dates24 Oct – 26 Oct · found 6 days agoSee prices for these dates
November 2026From $1879 departure dates10 Nov – 17 Nov · found 3 days agoSee prices for these datesEvery date in November 2026
December 2026From $166Cheapest seen2 departure dates15 Dec – 19 Dec · found 4 days agoSee prices for these dates
May 2027From $3181 departure date23 May 2027 – 3 Jun 2027 · found 2 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 12 departure dates is usually $71 to $139. Across all 42 departure dates we hold on this route, it is usually $72 to $134. Of the 4 months with enough one-way fares to compare, December 2026 is usually the cheapest.

Cheapest one-way found recently

$67

5 Dec · Air Serbia

Nis Constantine the Great Airport (INI) → Istanbul New Airport (IST)

nonstop

found yesterday

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

FareTell may earn a commission when you book through a partner.

The cheapest dates in December 2026

DatesFromAirlineStopsFound
5 Dec$67Air Serbianonstopfound yesterdayOpen this trip
8 Dec$68Air Serbianonstopfound 6 days agoOpen this trip
26 Dec$69Air Serbianonstopfound 3 hours agoOpen this trip
15 Dec$71Air Serbianonstopfound yesterdayOpen this trip
22 Dec$71Air Serbianonstopfound yesterdayOpen this trip

Every date we hold

12 departure dates

5 Dec: $67, found yesterday8 Dec: $68, found 6 days ago9 Dec: $128, found 6 days ago11 Dec: $131, found 5 days ago12 Dec: $73, found yesterday15 Dec: $71, found yesterday21 Dec: $184, found 6 days ago22 Dec: $71, found yesterday25 Dec: $214, found 2 days ago26 Dec: $69, found 3 hours ago28 Dec: $161, found 5 days ago29 Dec: $72, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
5 Dec$67Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)nonstopfound yesterdayOpen this trip
8 Dec$68Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)nonstopfound 6 days agoOpen this trip
9 Dec$128Wizz Air MaltaNis Constantine the Great Airport (INI) → Sabiha Gokcen International Airport (SAW)2 stopsfound 6 days agoOpen this trip
11 Dec$131Wizz Air MaltaNis Constantine the Great Airport (INI) → Sabiha Gokcen International Airport (SAW)2 stopsfound 5 days agoOpen this trip
12 Dec$73Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)nonstopfound yesterdayOpen this trip
15 Dec$71Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)nonstopfound yesterdayOpen this trip
21 Dec$184Wizz Air MaltaNis Constantine the Great Airport (INI) → Sabiha Gokcen International Airport (SAW)2 stopsfound 6 days agoOpen this trip
22 Dec$71Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)nonstopfound yesterdayOpen this trip
25 Dec$214Wizz Air MaltaNis Constantine the Great Airport (INI) → Sabiha Gokcen International Airport (SAW)2 stopsfound 2 days agoOpen this trip
26 Dec$69Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)nonstopfound 3 hours agoOpen this trip
28 Dec$161Wizz Air MaltaNis Constantine the Great Airport (INI) → Sabiha Gokcen International Airport (SAW)2 stopsfound 5 days agoOpen this trip
29 Dec$72Air SerbiaNis Constantine the Great Airport (INI) → Istanbul New Airport (IST)nonstopfound 6 days agoOpen this trip

Which month looks cheapest?

January 2027 is the cheapest month — from $66.

October 2026From $815 departure dates27 Oct · found yesterdayOpen this trip
November 2026From $7015 departure dates28 Nov · found yesterdayOpen this tripEvery date in November 2026
December 2026From $6712 departure dates5 Dec · found yesterdayOpen this trip
January 2027From $66Cheapest seen5 departure dates5 Jan 2027 · found yesterdayOpen this trip
March 2027From $661 departure date9 Mar 2027 · found yesterdayOpen this trip
April 2027From $1242 departure dates14 Apr 2027 · found 6 days agoOpen this trip
June 2027From $702 departure dates15 Jun 2027 · found 2 days agoOpen this trip

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