Cheap Flights from Istanbul to Sofia

Cheapest flights from Istanbul to Sofia

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Istanbul to Sofia. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$60

Pegasus Airlines

Direct flight

1h 20m

06/10/2026

The cheapest one-way flight from Istanbul to Sofia departs on 06/10/2026, is operated by Pegasus Airlines and costs $60

Cheapest round trip flight

$108

Pegasus Airlines

Direct flight

2h 35m

06/12/2026

The cheapest roundtrip flight from Istanbul to Sofia departs on 06/12/2026, is operated by Pegasus Airlines and costs $108

The fastest flight

1h 15m

Fastest flight from Istanbul to Sofia takes 1h 15m

Direct flights

Several times a week

There are direct flights on this route 5 days a week: Su, Mo, We, Th, and Sa

Earliest flight

8:15 AM

Latest flight

8:30 PM

Average flight duration

1h 18m

Direct flights count

32

Distance

486km

Timezone difference

1h

The distance between Istanbul and Sofia is 486km (301 miles). The average flight duration is 1h 18m. There are 32 direct flights from Istanbul to Sofia. The time difference between Istanbul and Sofia is 1h. Flights from Istanbul begin at 8:15 AM. The latest flight from Istanbul departs at 8:30 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Istanbul to Sofia by month

The cost of a one-way flight from Istanbul to Sofia ranges from $60 (June 2026) to $173 (May 2027). On average, the ticket price is about $88–$92.

June 2026

Lowest price

on average:

$60

May 2027

Highest price

on average:

$173

Avg Price

Price dynamics

Tickets from Istanbul to Sofia are getting more expensive each month. From June 2026 to May 2027, the increase reached 186%, with prices now at $173. It's unlikely to get cheaper than the current level.

Cheaper and more expensive periods

The most significant price increase was from June 2026 to May 2027 — up 186%. The best time to fly is June 2026–July 2026, when the average price is $61. In March 2027–May 2027, tickets cost around $137.

Best time to buy

Given the rising prices, it's best not to delay your purchase. Flying in June 2026–July 2026 can save you up to 55% compared to the most expensive months.

Price predictability

Price variation across months on this route is 42.2%. Your choice of departure month significantly affects the total flight cost.

Airlines operating on route

More than 9 airlines operate flights from Istanbul to Sofia, including Pegasus Airlines, Wizz Air, Wizz Air, Sky Express, Air Serbia, Aegean Airlines, Valuair, LOT Polish Airlines, and Turkish Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $60, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.

starting at $60

starting at $76

starting at $88

starting at $95

starting at $114

starting at $125

starting at $135

starting at $155

starting at $173

Non-stop flights from Istanbul to Sofia

A non-stop flight is the most convenient and comfortable way to fly from Istanbul to Sofia, despite the fact that sometimes flights with transfers can cost significantly less.

Istanbul — Sofia

IST — SOF

06/10/2026

Departure

Direct flight

PC271

starting at $60

Istanbul — Sofia

IST — SOF

06/17/2026

Departure

Direct flight

PC271

starting at $62

Istanbul — Sofia

IST — SOF

06/08/2026

Departure

Direct flight

PC271

starting at $62

Istanbul — Sofia

IST — SOF

07/09/2026

Departure

Direct flight

PC271

starting at $62

Istanbul — Sofia

IST — SOF

06/21/2026

Departure

Direct flight

PC271

starting at $63

Istanbul — Sofia

IST — SOF

06/15/2026

Departure

Direct flight

PC271

starting at $63

Istanbul — Sofia

IST — SOF

07/11/2026

Departure

Direct flight

PC271

starting at $64

Istanbul — Sofia

IST — SOF

07/13/2026

Departure

Direct flight

PC271

starting at $64

Istanbul — Sofia

IST — SOF

06/25/2026

Departure

Direct flight

PC271

starting at $67

Istanbul — Sofia

IST — SOF

06/14/2026

Departure

Direct flight

PC271

starting at $68

Schedule of direct flights from Istanbul to Sofia

All airlines serving Istanbul — Sofia operate daily direct flights: Pegasus Airlines and Turkish Airlines fly every day.

Pegasus Airlines

Every day

starting at $50

Turkish Airlines

Every day

starting at $97

Istanbul airports overview

Istanbul New Airport

•

IST

1km

Sabiha Gokcen International Airport

•

SAW

43km

•

Sofia airports overview

Sofia Airport

•

SOF

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Istanbul to Sofia?

The cheapest flight ticket from Istanbul to Sofia according to data for the last 48 hours costs $60

When is the best time to buy air tickets on the route Istanbul — Sofia?

Often the best time to buy tickets from Istanbul to Sofia is 2 months before departure.

When is the cheapest time of year to fly from Istanbul to Sofia?

Based on statistics over the past years, the lowest prices for flights from Istanbul to Sofia can be found flying in these months: June, July, August.

How long does it take to fly from Istanbul to Sofia?

The fastest flights from Istanbul to Sofia start from 1 hour 15 minutes in the air.

Which airline can fly direct from Istanbul to Sofia?

The following airlines operate direct flights on the route Istanbul — Sofia: Pegasus Airlines

Special offers and sales on air tickets from Istanbul to Sofia

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Istanbul to Sofia

Alternative routes

Bucharest ➜ Sofia•Constanta ➜ Sofia•Eskisehir ➜ Sofia•Izmir ➜ Sofia•Kutahya ➜ Sofia•Plovdiv ➜ Sofia•Tekirdag ➜ Sofia•Varna ➜ Sofia•Bursa ➜ Sofia•Istanbul ➜ Bucharest•Istanbul ➜ Craiova•Istanbul ➜ Nis•Istanbul ➜ Plovdiv•Istanbul ➜ Sibiu•Istanbul ➜ Thessaloniki•Istanbul ➜ Skopje•Istanbul ➜ Podgorica•Istanbul ➜ Tirana

•••••••••••••••••••

Cheapest one way flight

$60

Pegasus Airlines

Direct flight

1h 20m

06/10/2026

The cheapest one-way flight from Istanbul to Sofia departs on 06/10/2026, is operated by Pegasus Airlines and costs $60

Cheapest round trip flight

$108

Pegasus Airlines

Direct flight

2h 35m

06/12/2026

The cheapest roundtrip flight from Istanbul to Sofia departs on 06/12/2026, is operated by Pegasus Airlines and costs $108

The fastest flight