Cheap flights from Istanbul to Sofia

Istanbul
IST
Sofia
SOF

Flight deals from Istanbul to Sofia

Below you can see the best deals on flights Istanbul — Sofia for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 22 September, from $62.

Top 10 cheap flights from Istanbul to Sofia

PC
$ 65

Istanbul — Sofia

11:25—12:45
16 Sep 2026
1 h 20 m
Direct flight
PC
$ 65

Istanbul — Sofia

11:25—12:45
21 Sep 2026
1 h 20 m
Direct flight
PC
$ 65

Istanbul — Sofia

16:25—17:45
20 Sep 2026
1 h 20 m
Direct flight
PC
$ 65

Istanbul — Sofia

11:00—12:20
4 Sep 2026
1 h 20 m
Direct flight
PC
$ 65

Istanbul — Sofia

17:35—18:55
3 Sep 2026
1 h 20 m
Direct flight
PC
$ 65

Istanbul — Sofia

11:25—12:45
23 Sep 2026
1 h 20 m
Direct flight
PC
$ 65

Istanbul — Sofia

17:35—18:55
24 Sep 2026
1 h 20 m
Direct flight
PC
$ 66

Istanbul — Sofia

11:25—12:45
2 Sep 2026
1 h 20 m
Direct flight
PC
$ 66

Istanbul — Sofia

11:25—12:45
22 Sep 2026
1 h 20 m
Direct flight
PC
$ 66

Istanbul — Sofia

11:10—12:30
19 Sep 2026
1 h 20 m
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Istanbul — Sofia flight

Looking for cheap flights from Istanbul to Sofia? Compare fares from different airlines, check the flight schedule and travel time — and book your Istanbul — Sofia ticket online at the best price.

The route has direct flights — around 70 flights per week, flights are operated by Turkish Airlines, Pegasus Airlines, Indigo Air, Egyptair and 2 more airlines, a nonstop flight takes about 1 h 8 min, the distance between the cities is around 506 km.

Planning your trip? You may find our Sofia travel guide, how to get from the airport into town and Sofia weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $53Min. price
JanuaryCheapest
MayPeak season
YesDirect flights
506 kmDistance
1 h 8 minTravel time
6Airlines
70 / wkFlights

Flight schedule from Istanbul to Sofia

The table shows direct flights from Istanbul to Sofia on the selected date. The flight takes approximately 1 h 8 min. Regular flights are operated by Turkish Airlines, Pegasus Airlines, Indigo Air and Egyptair. Departures from Istanbul Airport and Sabiha Gokcen International Airport airports, arrivals at Sofia Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: Istanbul — Sofia

Below is a calendar of the lowest flight ticket prices for Istanbul — Sofia by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $53 in January, and the most expensive are around $117 in May. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Istanbul to Sofia by month. Tickets are usually cheapest in January (around $92) and priciest in July (about $135) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$92lowMay$119highSep$124high
Feb$97lowJun$130highOct$108medium
Mar$103mediumJul$135highNov$97low
Apr$108mediumAug$135highDec$97low

Some values are estimated based on seasonality.

When to fly

Weather in Sofia: it is warmest in August (up to 27 °C on average) and coolest in January (around 4 °C). The driest month is September.

Tickets are usually cheapest in January and most expensive in May. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Sofia

Dry and wet days · Sofia

Wind speed and direction · Sofia

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How to get the best deal on a Istanbul — Sofia ticket

  • Book ahead: fares for Istanbul — Sofia are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Istanbul is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Sofia is usually January — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Istanbul — Sofia route are operated by 6 airlines; Turkish Airlines runs the most flights (around 66% of all flights). Compare carriers, flight shares and schedules below.

  • Turkish AirlinesTK
    15x/week
    WebsiteFleet: 49283.4M pax/year
    • Direct flight IST → SOF15x/week
      Duration
      1h 15m
      Days
      MTWTFSS
    65.7%Open →
  • Pegasus AirlinesPC
    6x/week
    WebsiteFleet: 11031.9M pax/year
    • Direct flight SAW → SOF6x/week
      Duration
      1h 20m
      Days
      MTWTFSS
    25.7%Open →
  • Indigo Air6E
    1x/week
    WebsiteFleet: 434118M pax/year
    • Direct flight IST → SOF1x/week
      Days
      MTWTFSS
    4.3%Open →
  • EgyptairMS
    1x/week
    WebsiteFleet: 7010.3M pax/year
    • Direct flight IST → SOF1x/week
      Days
      MTWTFSS
    1.4%Open →
  • Royal JordanianRJ
    1x/week
    WebsiteFleet: 283.6M pax/year
    • Direct flight IST → SOF1x/week
    1.4%Open →
  • Singapore AirlinesSQ
    1x/week
    WebsiteFleet: 16325M pax/year
    • Direct flight IST → SOF1x/week
    1.4%Open →

Cities and airports on the Istanbul — Sofia route

Flights Istanbul — Sofia depart from Istanbul Airport and Sabiha Gokcen International Airport and arrive at Sofia Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Istanbul

IST
Turkey
About the cityHow to get thereWeatherAll about the country Turkey
Arrival

Sofia

SOF
Bulgaria
About the cityHow to get thereWeatherAll about the country Bulgaria
Departure airports
Arrival airports

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Frequently asked questions about the Istanbul — Sofia flight

How long is the flight from Istanbul to Sofia?

A nonstop Istanbul — Sofia flight takes about 1 h 8 min — the distance between the cities is around 506 km.

How far is it from Istanbul to Sofia?

The distance from Istanbul to Sofia is about 506 km, which a nonstop flight covers in around 1 h 8 min.

Are there direct flights from Istanbul to Sofia?

Yes, there are nonstop flights Istanbul — Sofia — around 70 flights per week.

Which airlines fly from Istanbul to Sofia?

Airlines operating Istanbul — Sofia include Turkish Airlines, Pegasus Airlines, Indigo Air, Egyptair, Royal Jordanian. See the full list with schedules in the "Airlines" section on this page.

Which airports do Istanbul — Sofia flights use?

Flights from Istanbul depart from Istanbul Airport, Sabiha Gokcen International Airport, and arrive at Sofia Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Istanbul to Sofia?

The price of a Istanbul — Sofia ticket depends on your travel date, season and demand: it is usually cheapest to fly in January, and most expensive in May. Tickets typically cost between $53 and $117. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Istanbul — Sofia?

Flights Istanbul — Sofia are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is January. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Istanbul to Sofia?

To catch a low fare Istanbul — Sofia, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually January.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Istanbul

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Where else you can fly from Sofia

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Frankfurt am MainLondonAthensViennaMunichTel AvivVarnaWarsawParisMadridRomeBarcelonaMilanPragueBelgradeAntalyaZurichBrusselsAmsterdamBucharestBaselEindhovenDortmundNiceMalagaPalmaBerlinBariDubaiChisinauLarnacaDohaRigaNaplesBurgasRiminiMemmingenKrakowNowy Dwor MazowieckiValencia

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