Airlines operating flights from Sofia to Istanbul
Pegasus Airlines Book flight tickets from Sofia to Istanbul starting at €38
Find the cheapest direct flight options from Sofia to Istanbul over the next three months. Book one-way tickets from €38 and round-trip tickets from €83.
- Return
- One way
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- Cheapest nonstop
SOF 10:051h 15mDirectSAW 12:20Sofia - Istanbul | Fri, Mar 20 | Pegasus Airlines
SAW 08:301h 20mDirectSOF 08:50Istanbul - Sofia | Sun, Mar 22 | Pegasus Airlines€83 €9714% off14% off€97 €83 -
SOF 13:051h 15mDirectSAW 15:20Sofia - Istanbul | Thu, Mar 26 | Pegasus Airlines
SAW 11:251h 20mDirectSOF 12:45Istanbul - Sofia | Mon, Mar 30 | Pegasus Airlines€84 €9713% off13% off€97 €84 -
SOF 18:451h 15mDirectSAW 20:00Sofia - Istanbul | Sun, Mar 29 | Pegasus Airlines
SAW 16:251h 20mDirectSOF 17:45Istanbul - Sofia | Sun, Apr 5 | Pegasus Airlines€85 €9712% off12% off€97 €85 -
SOF 13:051h 15mDirectSAW 15:20Sofia - Istanbul | Tue, Mar 17 | Pegasus Airlines
SAW 08:301h 20mDirectSOF 08:50Istanbul - Sofia | Fri, Mar 20 | Pegasus Airlines€8512% off€97 €85 -
SOF 14:251h 15mDirectSAW 16:40Sofia - Istanbul | Fri, Mar 13 | Pegasus Airlines
SAW 18:451h 20mDirectSOF 19:05Istanbul - Sofia | Sun, Mar 15 | Pegasus Airlines€8611% off€97 €86 -
SOF 13:051h 15mDirectSAW 15:20Sofia - Istanbul | Thu, Mar 12 | Pegasus Airlines
SAW 08:301h 20mDirectSOF 08:50Istanbul - Sofia | Sun, Mar 15 | Pegasus Airlines€8710% off€97 €87 -
SOF 14:101h 15mDirectSAW 16:25Sofia - Istanbul | Wed, Mar 25 | Pegasus Airlines
SAW 16:251h 20mDirectSOF 17:45Istanbul - Sofia | Sun, Mar 29 | Pegasus Airlines€8710% off€97 €87 -
SOF 13:051h 15mDirectSAW 15:20Sofia - Istanbul | Thu, Mar 19 | Pegasus Airlines
SAW 18:451h 20mDirectSOF 19:05Istanbul - Sofia | Sun, Mar 22 | Pegasus Airlines€889% off€97 €88 -
SOF 14:101h 15mDirectSAW 16:25Sofia - Istanbul | Wed, Mar 18 | Pegasus Airlines
SAW 08:301h 20mDirectSOF 08:50Istanbul - Sofia | Sun, Mar 22 | Pegasus Airlines€889% off€97 €88 -
SOF 10:051h 15mDirectSAW 12:20Sofia - Istanbul | Fri, Mar 27 | Pegasus Airlines
SAW 16:251h 20mDirectSOF 17:45Istanbul - Sofia | Sun, Mar 29 | Pegasus Airlines€889% off€97 €88 -
SOF 13:0017h 25m1 stopIST Invalid DateSofia - Istanbul | Wed, Mar 11 | Normal Airline
IST 15:006hDirectSOF 16:00Istanbul - Sofia | Fri, Mar 13 | Normal AirlineFind more flightsFind more flights
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Cheapest nonstop
SOF 14:251h 15mDirectSAW 16:40Sofia - Istanbul | Fri, Mar 13 | Pegasus Airlines€38 €5328% off28% off€53 €38 -
SOF 13:051h 15mDirectSAW 15:20Sofia - Istanbul | Thu, Mar 19 | Pegasus Airlines€47 €5311% off11% off€53 €47 -
SOF 10:051h 15mDirectSAW 12:20Sofia - Istanbul | Fri, Mar 27 | Pegasus Airlines€47 €5311% off11% off€53 €47 -
SOF 13:301h 15mDirectSAW 14:45Sofia - Istanbul | Sat, Apr 11 | Pegasus Airlines€4711% off€53 €47 -
SOF 09:301h 15mDirectSAW 11:45Sofia - Istanbul | Mon, Mar 9 | Pegasus Airlines€489% off€53 €48 -
SOF 14:101h 15mDirectSAW 16:25Sofia - Istanbul | Wed, Mar 11 | Pegasus Airlines€489% off€53 €48 -
SOF 13:401h 15mDirectSAW 14:55Sofia - Istanbul | Tue, Mar 31 | Pegasus Airlines€489% off€53 €48 -
SOF 09:451h 15mDirectSAW 12:00Sofia - Istanbul | Sun, Mar 15 | Pegasus Airlines€489% off€53 €48 -
SOF 19:551h 15mDirectSAW 21:10Sofia - Istanbul | Thu, Apr 16 | Pegasus Airlines€489% off€53 €48 -
SOF 10:451h 15mDirectSAW 13:00Sofia - Istanbul | Sat, Mar 28 | Pegasus Airlines€489% off€53 €48 -
SOF 13:0017h 25m1 stopIST Invalid DateSofia - Istanbul | Wed, Mar 11 | Normal AirlineFind more flightsFind more flights
Displayed flight fares from Sofia to Istanbul are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.
Flight details for Sofia to Istanbul
The distance between Sofia and Istanbul is 494.78km. It takes around 1 hour 28 minutes on average to fly from Sofia to Istanbul. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is November.
| Cheapest one-way flight price | €38 |
|---|---|
| Cheapest return ticket price | €83 |
| Off-season travel month | November |
| Peak season for travel | January |
| Flight distance | 494.78km |
| Average flight time | 1 hour 28 minutes |
| Popular airline | Pegasus Airlines |
Trip.com price insights on flights from Sofia to Istanbul
What is the cheapest month for one-way flights from Sofia to Istanbul?
Based on Trip.com data, the cheapest month to fly from Sofia to Istanbul is June, with an average price of €91. The most expensive month is usually November, with average prices reaching €118.
What is the cheapest month for return flights from Sofia to Istanbul?
Based on Trip.com's historical data, May is often the cheapest month for fly from Sofia to Istanbul, with an average price of €122. January is usually the most expensive period, with prices averaging as high as €330.
Which day of the week is cheapest to fly from Sofia to Istanbul?
Based on Trip.com data from the past 12 months, the cheapest day to fly from Sofia to Istanbul is Friday. The average fare on this day is usually lower than on other days. Try to avoid flying on Sunday as fares are usually the highest.
Flight FAQs
Which airlines offer the cheapest flights from Sofia (SOF) to Istanbul (IST)?
Based on Trip.com data, Pegasus Airlines offers one-way fares as low as €38 on Cheapest nonstop routes (e.g. SOF to SAW on Fri, Mar 13), while Pegasus Airlines offers Cheapest nonstop round-trips from €83 departing on Fri, Mar 20 and returning on Sun, Mar 22.Which airlines offer direct flights from Sofia to Istanbul?
At the moment, you can catch a direct flight from Sofia to Istanbul with the following airlines, including: Pegasus Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.How long is the flight from Sofia (SOF) to Istanbul (IST)?
It takes about 1 hour 28 minutes to fly from Sofia (SOF) to Istanbul (IST).When is the best time to book flights from Sofia to Istanbul?
By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sofia to Istanbul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.How many flights are there per week from Sofia to Istanbul?
Based on Trip.com data in the past 4 weeks, there is 28 flight per week flying from Sofia to Istanbul. You can check the weekly schedule for popular airlines on this route below: Pegasus Airlines: S/M/T/W/T/F/S -- PC272 (16:37)How can I find the best deals on flights from Sofia to Istanbul?
To find best deals on flights from Sofia to Istanbul, you can use various tools on Trip.com:
· Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Mar 13, with one-way flights priced at just €38.
· Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Pegasus Airlines.
· Set up price alerts to easily monitor ticket prices without having to check every day.
· Check Trip.com flight deals and promo codes frequently.
· Avoid peak season unless you book very early. It seems the peak season for Istanbul travel is around January.
· Get exclusive promo codes for Trip.com app users.When is the best time to book a flight from Sofia to Istanbul to get the best price?
The cheapest months to fly from Sofia to Istanbul is November, when demand for travel is lower.Which upcoming date is the cheapest for flights from Sofia to Istanbul?
After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Sofia to Istanbul on March 14, 2026 with Pegasus Airlines, with prices starting at €41.Which airports can I fly through when travelling to Istanbul from Sofia?
You can land at any one of the following hubs in Istanbul, with Sofia International Airport to Sabiha Gokcen International Airport (SOF-SAW) is by far the most common option on this route: Ataturk Airport (ISL) Istanbul Airport (IST) Sabiha Gokcen International Airport (SAW).What is the time difference between Sofia and Istanbul?
The time difference between Istanbul and Sofia is 1h.How can I change or cancel my flight ticket from Sofia to Istanbul?
Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
Trip.com airline insights on flights from Sofia to Istanbul
Which airlines offer the cheapest direct flights from Sofia to Istanbul?
Based on Trip.com data from the past 12 months, the airline offering the cheapest direct flights from Sofia to Istanbul is Pegasus Airlines, with an average fare of €74.
Which airlines operate the most flights from Sofia to Istanbul?
According to Trip.com data from the past month, the airline with the most flights from Sofia to Istanbul is Turkish Airlines/IndiGo, operating 23 flights per week.
How many flights fly from Sofia to Istanbul each day?
Based on Trip.com data from the past month, flights from Sofia to Istanbul are most frequent on Friday/Sunday, while the fewest flights operate on Monday/Tuesday/Wednesday/Thursday.
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