S$157 Cheap Flights from Istanbul to Sofia

View S$157 flight on Mon, 19 Oct, 2026Opens 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$157 for one-way flights and S$309 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Serbia
Fri, 1 Jan - Sun, 28 Feb
IST
Istanbul
SOF
Sofia
S$309 Return, found 5 days ago
S$309
Return
found 5 days ago
Select Air Serbia flight, departing Fri, 1 Jan from Istanbul to Sofia, returning Sun, 28 Feb, priced at S$309 found 5 days ago
Air Serbia
Fri, 5 Jun - Fri, 12 Jun
IST
Istanbul
SOF
Sofia
S$310 Return, found 1 day ago
S$310
Return
found 1 day ago
Select Air Serbia flight, departing Fri, 5 Jun from Istanbul to Sofia, returning Fri, 12 Jun, priced at S$310 found 1 day ago
Air Serbia
Mon, 8 Jun - Wed, 10 Jun
IST
Istanbul
SOF
Sofia
S$313 Return, found 2 days ago
S$313
Return
found 2 days ago
Select Air Serbia flight, departing Mon, 8 Jun from Istanbul to Sofia, returning Wed, 10 Jun, priced at S$313 found 2 days ago
Air Serbia
Tue, 12 May - Thu, 14 May
IST
Istanbul
SOF
Sofia
S$317 Return, found 1 day ago
S$317
Return
found 1 day ago
Select Air Serbia flight, departing Tue, 12 May from Istanbul to Sofia, returning Thu, 14 May, priced at S$317 found 1 day ago
Aegean
Fri, 5 Jun - Fri, 12 Jun
IST
Istanbul
SOF
Sofia
S$321 Return, found 1 day ago
S$321
Return
found 1 day ago
Select Aegean flight, departing Fri, 5 Jun from Istanbul to Sofia, returning Fri, 12 Jun, priced at S$321 found 1 day ago
Air Serbia
Fri, 5 Jun - Fri, 12 Jun
IST
Istanbul
SOF
Sofia
S$323 Return, found 1 day ago
S$323
Return
found 1 day ago
Select Air Serbia flight, departing Fri, 5 Jun from Istanbul to Sofia, returning Fri, 12 Jun, priced at S$323 found 1 day ago
Lufthansa
Fri, 1 Jan - Sun, 28 Feb
IST
Istanbul
SOF
Sofia
S$329 Return, found 5 days ago
S$329
Return
found 5 days ago
Select Lufthansa flight, departing Fri, 1 Jan from Istanbul to Sofia, returning Sun, 28 Feb, priced at S$329 found 5 days ago
Air Serbia
Wed, 3 Jun - Mon, 15 Jun
IST
Istanbul
SOF
Sofia
S$330 Return, found 2 days ago
S$330
Return
found 2 days ago
Select Air Serbia flight, departing Wed, 3 Jun from Istanbul to Sofia, returning Mon, 15 Jun, priced at S$330 found 2 days ago
Turkish Airlines
Thu, 28 May - Thu, 4 Jun
IST
Istanbul
SOF
Sofia
S$382 Return, found 3 days ago
S$382
Return
found 3 days ago
Select Turkish Airlines flight, departing Thu, 28 May from Istanbul to Sofia, returning Thu, 4 Jun, priced at S$382 found 3 days ago
LOT-Polish Airlines
Thu, 28 May - Thu, 4 Jun
IST
Istanbul
SOF
Sofia
S$413 Return, found 3 days ago
S$413
Return
found 3 days ago
Select LOT-Polish Airlines flight, departing Thu, 28 May from Istanbul to Sofia, returning Thu, 4 Jun, priced at S$413 found 3 days ago

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$309. 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.

Travel information

Origin airport
Istanbul
Destination airport
Sofia
Airlines serving
Aegean, Air Serbia, LOT-Polish Airlines, Lufthansa, SKY express, Tarom-Romanian Air Transport, Turkish Airlines
Return price
S$309
Distance
466 km
Average flight time
1 hour 16 mins

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