£58 Cheap Flights from Sofia (SOF) to Istanbul (IST)

View £58 flight on Fri, 30 Jan 2026Opens in a new window

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

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Cheap Flights from Sofia (SOF) to Istanbul (IST)

Prices were available within the past 7 days and start at £58 for one-way flights and £113 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Thu, 22 Jan - Fri, 6 Feb
SOF
Sofia
IST
Istanbul
£113 Return, found 5 days ago
£113
Return
found 5 days ago
Select Turkish Airlines flight, departing Thu, 22 Jan from Sofia to Istanbul, returning Fri, 6 Feb, priced at £113 found 5 days ago
Aegean
Sat, 25 Oct - Sat, 1 Nov
SOF
Sofia
IST
Istanbul
£167 Return, found 2 hours ago
£167
Return
found 2 hours ago
Select Aegean flight, departing Sat, 25 Oct from Sofia to Istanbul, returning Sat, 1 Nov, priced at £167 found 2 hours ago
Air Serbia
Sat, 11 Oct - Mon, 13 Oct
SOF
Sofia
IST
Istanbul
£178 Return, found 2 hours ago
£178
Return
found 2 hours ago
Select Air Serbia flight, departing Sat, 11 Oct from Sofia to Istanbul, returning Mon, 13 Oct, priced at £178 found 2 hours ago
LOT-Polish Airlines
Mon, 29 Jun - Fri, 3 Jul
SOF
Sofia
IST
Istanbul
£200 Return, found 6 hours ago
£200
Return
found 6 hours ago
Select LOT-Polish Airlines flight, departing Mon, 29 Jun from Sofia to Istanbul, returning Fri, 3 Jul, priced at £200 found 6 hours ago
Lufthansa
Mon, 1 Jun - Mon, 8 Jun
SOF
Sofia
IST
Istanbul
£241 Return, found 3 days ago
£241
Return
found 3 days ago
Select Lufthansa flight, departing Mon, 1 Jun from Sofia to Istanbul, returning Mon, 8 Jun, priced at £241 found 3 days ago
Tarom-Romanian Air Transport
Tue, 16 Dec - Sun, 28 Dec
SOF
Sofia
IST
Istanbul
£275 Return, found 5 hours ago
£275
Return
found 5 hours ago
Select Tarom-Romanian Air Transport flight, departing Tue, 16 Dec from Sofia to Istanbul, returning Sun, 28 Dec, priced at £275 found 5 hours ago

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

February is typically the cheapest month to fly

From £65 - £173 per traveller.
Flight from Sofia to Istanbul route information
Origin airport
Sofia
Destination airport
Istanbul
Airlines serving
Aegean, Air Serbia, LOT-Polish Airlines, Lufthansa, Tarom-Romanian Air Transport, Turkish Airlines
Return price
£112
Distance
466 km
Average flight time
1 hour 31 mins

Compare flights from Sofia to Istanbul easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Sofia to Istanbul. Operating between them 9 flights per day, 16 airlines cover the route. And EgyptAir, Turkish Airlines, Royal Jordanian, Singapore Airlines, IndiGo fly direct, getting you to Istanbul in just 1hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Sofia to Istanbul.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Sofia (SOF) to Istanbul (IST)

The easiest way to view the best deals on flights from Sofia to Istanbul today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Sofia to Istanbul start at just £113 and range up to £275.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Sofia and Istanbul
  • booking your flight during January, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Sofia to Istanbul flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Sofia to Istanbul for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Sofia Intl. Airport to IST?
Pack your bags, because round-trip journeys between SOF and Istanbul Airport start from £113. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SOF to IST?
The majority of flights can be cancelled online, but whether or not you incur a fee varies between airlines. If you do need to cancel your trip, follow the easy instructions in the Customer Service Portal.
Can I fly from Sofia Intl. Airport to IST right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from Sofia Intl. Airport to IST please visit our COVID 19 travel advisor portal link.
How do I find cheap flights from Sofia Intl. Airport to IST 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 Sofia Intl. Airport to IST flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sofia Intl. Airport to IST?
That movie you've been wanting to see will have to wait — the flight distance between Sofia Airport (SOF) and Istanbul Airport is only 470 kilometres. The captain will be instructing you to buckle up for landing before you know it.
Which airlines fly direct from Sofia Airport (SOF) to Istanbul Airport?
Unfortunately, there aren't any airlines that fly direct between SOF and Istanbul Airport. You'll need to book a flight with at least one stop.
Are Sofia Airport (SOF) to Istanbul Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from SOF to IST can be hit-or-miss. It is possible to score a bargain, but you could also miss out completely! If you'd rather start your travel planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as prices are updated regularly.

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