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Sofia to Istanbul in October 2026 SOF → IST, SAW

Sofia Airport (SOF) → Istanbul New Airport (IST), Sabiha Gokcen International Airport (SAW)

For departures in October 2026, the cheapest return found recently is $267 with Pegasus Airlines, 23 Oct – 28 Oct, found 2 days ago. The cheapest one-way found recently is $52 with Pegasus Airlines, 31 Oct, found 4 days ago.

Return

In October 2026, the cheapest return fare on each of 7 departure dates is usually $123 to $151. Across all 28 departure dates we hold on this route, it is usually $116 to $144. Of the 4 months with enough return fares to compare, 2 are usually cheaper than October 2026.

Cheapest return found recently

$267

23 Oct – 28 Oct · Pegasus Airlines

Sofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$120

27 Oct – 30 Oct · Pegasus Airlines

Sofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)

out nonstop, back nonstop

found 6 days ago

See prices for these datesCheck today's price

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
27 Oct – 30 Oct$120Pegasus Airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates
28 Oct – 7 Nov$120Pegasus Airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates
31 Oct – 7 Nov$125Pegasus Airlinesout nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Oct – 1 Nov$142Pegasus Airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates
24 Oct – 31 Oct$151Pegasus Airlinesout nonstop, back nonstopfound 4 days agoSee prices for these dates

Every date we hold

7 departure dates

23 Oct – 28 Oct: $267, found 2 days ago24 Oct – 31 Oct: $151, found 4 days ago25 Oct – 1 Nov: $142, found 6 days ago27 Oct – 30 Oct: $120, found 6 days ago28 Oct – 7 Nov: $120, found 6 days ago30 Oct – 8 Nov: $151, found 5 days ago31 Oct – 7 Nov: $125, found 3 days agoOct
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
23 Oct – 28 Oct$267Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)out nonstop, back nonstopfound 2 days agoSee prices for these dates
24 Oct – 31 Oct$151Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)out nonstop, back nonstopfound 4 days agoSee prices for these dates
25 Oct – 1 Nov$142Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)out nonstop, back nonstopfound 6 days agoSee prices for these dates
27 Oct – 30 Oct$120Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)out nonstop, back nonstopfound 6 days agoSee prices for these dates
28 Oct – 7 Nov$120Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)out nonstop, back nonstopfound 6 days agoSee prices for these dates
30 Oct – 8 Nov$151Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)out nonstop, back nonstopfound 5 days agoSee prices for these dates
31 Oct – 7 Nov$125Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)out nonstop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $107.

October 2026From $1207 departure dates27 Oct – 30 Oct · found 6 days agoSee prices for these dates
November 2026From $107Cheapest seen10 departure dates17 Nov – 19 Nov · found 6 days agoSee prices for these datesEvery date in November 2026
December 2026From $1233 departure dates13 Dec – 19 Dec · found 2 days agoSee prices for these dates
January 2027From $1233 departure dates14 Jan 2027 – 17 Jan 2027 · found 6 days agoSee prices for these dates
February 2027From $1172 departure dates2 Feb 2027 – 8 Feb 2027 · found 2 days agoSee prices for these dates
March 2027From $1092 departure dates9 Mar 2027 – 11 Mar 2027 · found 3 days agoSee prices for these dates
July 2027From $1661 departure date20 Jul 2027 – 24 Jul 2027 · found 4 days agoSee prices for these dates

One-way

We hold one-way fares on only 1 departure date in October 2026, too few to say what one usually costs.

Cheapest one-way found recently

$52

31 Oct · Pegasus Airlines

Sofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)

nonstop

found 4 days ago

Open this tripCheck today's price

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

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
31 Oct$52Pegasus Airlinesnonstopfound 4 days agoOpen this trip

Every date we hold

1 departure date

See every date as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
31 Oct$52Pegasus AirlinesSofia Airport (SOF) → Sabiha Gokcen International Airport (SAW)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $52.

October 2026From $52Cheapest seen1 departure date31 Oct · found 4 days agoOpen this trip
December 2026From $561 departure date13 Dec · found 7 days agoOpen this trip
January 2027From $574 departure dates4 Jan 2027 · found 4 days agoOpen this trip
February 2027From $613 departure dates15 Feb 2027 · found 3 days agoOpen this trip
April 2027From $611 departure date13 Apr 2027 · found yesterdayOpen this trip
June 2027From $531 departure date12 Jun 2027 · found 19 hours agoOpen this trip
August 2027From $581 departure date13 Aug 2027 · found 2 days agoOpen this trip
September 2027From $1301 departure date19 Sept 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