S$121 Cheap Flights from Istanbul to Sofia

View S$121 flight on Sat, 26 Jul, 2025Opens in a new window

Popular airlines from Istanbul Airport (IST) to Sofia Airport (SOF)

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Cheap Flights from Istanbul to Sofia (IST-SOF)

Prices were available within the past 7 days and start at S$121 for one-way flights and S$199 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Tue, 22 Jul - Fri, 25 Jul
IST
Istanbul
SOF
Sofia
S$199 Return, found 11 hours ago
S$199
Return
found 11 hours ago
Select Turkish Airlines flight, departing Tue, 22 Jul from Istanbul to Sofia, returning Fri, 25 Jul, priced at S$199 found 11 hours ago
Turkish Airlines
Thu, 7 Aug - Mon, 11 Aug
IST
Istanbul
SOF
Sofia
S$205 Return, found 19 hours ago
S$205
Return
found 19 hours ago
Select Turkish Airlines flight, departing Thu, 7 Aug from Istanbul to Sofia, returning Mon, 11 Aug, priced at S$205 found 19 hours ago
Turkish Airlines
Wed, 8 Oct - Wed, 15 Oct
IST
Istanbul
SOF
Sofia
S$240 Return, found 3 days ago
S$240
Return
found 3 days ago
Select Turkish Airlines flight, departing Wed, 8 Oct from Istanbul to Sofia, returning Wed, 15 Oct, priced at S$240 found 3 days ago
Turkish Airlines
Tue, 22 Jul - Fri, 25 Jul
IST
Istanbul
SOF
Sofia
S$259 Return, found 11 hours ago
S$259
Return
found 11 hours ago
Select Turkish Airlines flight, departing Tue, 22 Jul from Istanbul to Sofia, returning Fri, 25 Jul, priced at S$259 found 11 hours ago
Turkish Airlines
Wed, 30 Jul - Sun, 3 Aug
IST
Istanbul
SOF
Sofia
S$267 Return, found 3 days ago
S$267
Return
found 3 days ago
Select Turkish Airlines flight, departing Wed, 30 Jul from Istanbul to Sofia, returning Sun, 3 Aug, priced at S$267 found 3 days ago
Air Serbia
Mon, 17 Nov - Thu, 20 Nov
IST
Istanbul
SOF
Sofia
S$275 Return, found 14 hours ago
S$275
Return
found 14 hours ago
Select Air Serbia flight, departing Mon, 17 Nov from Istanbul to Sofia, returning Thu, 20 Nov, priced at S$275 found 14 hours ago
Air Serbia
Mon, 17 Nov - Thu, 20 Nov
IST
Istanbul
SOF
Sofia
S$283 Return, found 14 hours ago
S$283
Return
found 14 hours ago
Select Air Serbia flight, departing Mon, 17 Nov from Istanbul to Sofia, returning Thu, 20 Nov, priced at S$283 found 14 hours ago
Aegean
Mon, 17 Nov - Thu, 20 Nov
IST
Istanbul
SOF
Sofia
S$293 Return, found 14 hours ago
S$293
Return
found 14 hours ago
Select Aegean flight, departing Mon, 17 Nov from Istanbul to Sofia, returning Thu, 20 Nov, priced at S$293 found 14 hours ago
LOT-Polish Airlines
Mon, 17 Nov - Thu, 20 Nov
IST
Istanbul
SOF
Sofia
S$335 Return, found 14 hours ago
S$335
Return
found 14 hours ago
Select LOT-Polish Airlines flight, departing Mon, 17 Nov from Istanbul to Sofia, returning Thu, 20 Nov, priced at S$335 found 14 hours ago
Tarom-Romanian Air Transport
Tue, 30 Sep - Thu, 9 Oct
IST
Istanbul
SOF
Sofia
S$793 Return, found 6 days ago
S$793
Return
found 6 days ago
Select Tarom-Romanian Air Transport flight, departing Tue, 30 Sep from Istanbul to Sofia, returning Thu, 9 Oct, priced at S$793 found 6 days ago

Find the cheapest month to fly from Istanbul (IST) to Sofia (SOF)

March is typically the cheapest month to fly

From S$115 - S$332 per traveller.

Graph displaying average flight prices per month

Istanbul to Sofia route information
Origin airport
Istanbul
Destination airport
Sofia
Airlines serving
Aegean, Air Serbia, LOT-Polish Airlines, Tarom-Romanian Air Transport, Turkish Airlines
Return price
S$198
Distance
466 km
Average flight time
1 hour 21 mins

Frequently asked questions

How much is a flight from IST to Sofia Airport (SOF)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from IST to SOF was S$199. Cheap tickets don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Istanbul Airport to SOF?
Most flights can be cancelled online, but every air carrier has different terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Istanbul Airport to Sofia Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for IST to Sofia Airport (SOF) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Istanbul Airport to Sofia Intl. Airport?
With a flight distance of 470 kilometres, it's only a short hop from IST to Sofia Intl. Airport. It might be a quick one, but it's still worth bringing along something to read.
Which airlines fly direct from Istanbul Airport to SOF?
Unfortunately, there aren't any airlines that fly directly between Istanbul Airport and Sofia Airport (SOF). You'll have to book a flight with one or more stops.
Are IST to SOF flight tickets cheaper when they're purchased at the last minute?
Booking your trip from IST to Sofia Airport (SOF) at the last minute could save you some cash. However, it could end up costing a great deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

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