Q: How much does it cost for a return flight from Istanbul Airport to Sofia?

Airfare is typical for this route at the moment. Istanbul Airport to Sofia flights typically cost between £79 and £163 in November. The cheapest return price found within the last 5 days was £113 on Turkish Airlines (6 Nov–9 Nov).

Question 1

Which airline has the best punctuality record on Istanbul to Sofia flights?

Accepted Answer

Over the past year, Turkish Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

Question 2

What is the most punctual flight time for Istanbul to Sofia flights?

Accepted Answer

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

Question 3

How often are flights from Istanbul to Sofia delayed?

Accepted Answer

About 13% of weekly flights between Istanbul and Sofia have experienced delays in the past year, with the average delay time being 87 minutes.

Question 4

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Friday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Question 5

How much does it cost for a return flight from Istanbul Airport to Sofia?

Accepted Answer

Airfare is typical for this route at the moment.Istanbul Airport to Sofia flights typically cost between £79 and £163 in November.
The cheapest return price found within the last 5 days was £113 on Turkish Airlines (6 Nov–9 Nov).

Question 6

How long is the flight from Istanbul Airport to Sofia?

Accepted Answer

Airlines like Turkish Airlines fly from Istanbul Airport to Sofia in about 1h 20m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 291 mi. All flights are typically direct.

Question 7

How far ahead should I book a flight from Istanbul Airport to Sofia?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Istanbul Airport to Sofia, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 8

What is the cheapest month to book a flight from Istanbul Airport to Sofia?

Accepted Answer

Currently, December is the cheapest month in which you can book a flight from Istanbul Airport to Sofia (average of £83). Flying from Istanbul Airport to Sofia in November is currently the most expensive (average of £160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 9

Weekly flight availability from Istanbul Airport to Sofia

Accepted Answer

The most flights from IST to SOF are scheduled on a Wednesday (9 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).

Question 10

E

Accepted Answer

In terms of precipitation, rainfall in Sofia ranges from 30.0 - 70.0 inches per month. June is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Sofia when rainfall is around 30.0 mm.

Question 11

E

Accepted Answer

If weather is an important factor for your trip to Sofia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Question 12

What are the most reliable airlines from Istanbul Airport to Sofia?

Accepted Answer

Before booking your flight to Sofia from Istanbul Airport, check out the most reliable airlines to get you to your destination on time: Egyptair (92%), Singapore Airlines (92%), Turkish Airlines( 86%).

Question 13

What is the cheapest time of day to fly from IST to SOF?

Accepted Answer

When flying from Istanbul Airport to Sofia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 14

What airport do you fly into for flights to Sofia from Istanbul?

Accepted Answer

Most people fly into Sofia (SOF) if they book a flight to Sofia from Istanbul. On average, Sofia has 5 inbound flights from Istanbul per day from 0 airlines. Sofia is conveniently located just 4.2 mi from Sofia’s city center.

Question 15

Can I find deals for flights from Istanbul to Sofia that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Istanbul to Sofia flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 16

How can I find direct flights from Istanbul to Sofia?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Istanbul to Sofia.

Question 17

Can I find deals for business class flights from Istanbul to Sofia?

Accepted Answer

Yes. Cheapflights offers flight deals from Istanbul to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 18

How does Cheapflights help users find flights from Istanbul to Sofia?

Accepted Answer

When you search for this flight from Istanbul to Sofia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 19

Why should you use Cheapflights to find cheap flight tickets from Istanbul to Sofia?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Istanbul to Sofia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 20

Can Cheapflights find flights from Istanbul to Sofia with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Istanbul to Sofia flexibly with Cheapflights today.

Question 21

Can Cheapflights notify me if prices for flights from Istanbul to Sofia become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sofia from Istanbul today and book when prices fit your budget.

Round-trip from	£113
One-way from	£56
Popular in	November
Cheapest in	December
Average price	£121

Cheap flights from Istanbul Airport to Sofia from £56

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Istanbul to Sofia

Cheapest flights from Istanbul to SofiaExplore the most affordable flight options available from Istanbul to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Explore the most affordable flight options available from Istanbul to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Istanbul to SofiaDiscover carefully curated flight deals from Istanbul to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Discover carefully curated flight deals from Istanbul to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Direct flights from Istanbul to SofiaExplore direct flight options from Istanbul to Sofia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Explore direct flight options from Istanbul to Sofia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Last-minute flights from Istanbul to SofiaDiscover last-minute flight deals from Istanbul to Sofia. Data last updated 2 October 2026 and is based on user searches.

Discover last-minute flight deals from Istanbul to Sofia. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Istanbul to SofiaSearch for one-way flight options from Istanbul to Sofia. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Search for one-way flight options from Istanbul to Sofia. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Find flight deals from Istanbul to Sofia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Istanbul Airport to Sofia that are best for you.

Best time to book a flight from Istanbul to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Istanbul with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Istanbul Airport to Sofia?

To ensure you get the cheapest price possible for a flight from Istanbul Airport to Sofia, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Istanbul Airport to Sofia?

What is the cheapest time of day to fly from IST to SOF?

When flying from Istanbul Airport to Sofia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Istanbul Airport to Sofia?

Airfare is typical for this route at the moment.

Istanbul Airport to Sofia flights typically cost between £79 and £163 in November.The cheapest return price found within the last 5 days was £113 on Turkish Airlines (6 Nov–9 Nov).

Weekly flight availability from Istanbul Airport to Sofia

The most flights from IST to SOF are scheduled on a Wednesday (9 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).

How often are flights from Istanbul to Sofia delayed?

About 13% of weekly flights between Istanbul and Sofia have experienced delays in the past year, with the average delay time being 87 minutes.

What is the most punctual flight time for Istanbul to Sofia flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Istanbul to Sofia flights?

Over the past year, Turkish Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

Related info for your journey

What airport do you fly into for flights to Sofia from Istanbul?

How long is the flight from Istanbul Airport to Sofia?

What are the most reliable airlines from Istanbul Airport to Sofia?

Can I find deals for flights from Istanbul to Sofia that include hotel bookings?

How can I find direct flights from Istanbul to Sofia?

Can I find deals for business class flights from Istanbul to Sofia?

What is the cheapest month to book a flight from Istanbul Airport to Sofia?

Travelling to a place near Sofia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Sofia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Bulgaria

Book a non-stop flight to one of these other cities located in Bulgaria.

Search flights from Istanbul to Sofia by cabin class

Find flights from Istanbul to Sofia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Istanbul and Sofia flights

Browse other Istanbul and Sofia flight options. Last updated on 2 October 2026.

Other flights from Istanbul

Browse through other flights departing from Istanbul. Flights are based on user searches made on Cheapflights and were last updated on 2 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Sofia

Explore flights to Sofia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 October 2026.

Fly with Cheapflights

How does Cheapflights help users find flights from Istanbul to Sofia?

Why should you use Cheapflights to find cheap flight tickets from Istanbul to Sofia?

Can Cheapflights find flights from Istanbul to Sofia with no change fees?

Can Cheapflights notify me if prices for flights from Istanbul to Sofia become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Istanbul to Sofia
Explore the most affordable flight options available from Istanbul to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Istanbul to Sofia
Discover carefully curated flight deals from Istanbul to Sofia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Direct flights from Istanbul to Sofia
Explore direct flight options from Istanbul to Sofia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Last-minute flights from Istanbul to Sofia
Discover last-minute flight deals from Istanbul to Sofia. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Istanbul to Sofia
Search for one-way flight options from Istanbul to Sofia. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Istanbul Airport to Sofia flights typically cost between £79 and £163 in November.
The cheapest return price found within the last 5 days was £113 on Turkish Airlines (6 Nov–9 Nov).