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Cheap Flights from Sofia to Istanbul

Travellers and cabin class

Compare Sofia to Istanbul flight deals

Find the cheapest month or even day of the year to fly to Istanbul

Book the best Istanbul fare with no extra fees

Flight deals from Sofia to Istanbul

Looking for a cheap last-minute deal or the best return flight from Sofia to Istanbul? Find the lowest prices on one-way and return tickets right here.
Istanbul.SAR 298 per passenger.Departing Mon, 23 Jun.One-way flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Sofia on Mon, 23 Jun, arriving in Istanbul.Price includes taxes and charges.From SAR 298, select.
Istanbul.SAR 321 per passenger.Departing Sat, 14 Jun.One-way flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departs from Sofia on Sat, 14 Jun, arriving in Istanbul.Price includes taxes and charges.From SAR 321, select.
Istanbul.SAR 323 per passenger.Departing Tue, 13 May.One-way flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departs from Sofia on Tue, 13 May, arriving in Istanbul.Price includes taxes and charges.From SAR 323, select.
Istanbul.SAR 364 per passenger.Departing Sun, 5 Oct.One-way flight with SKY express.Outbound indirect flight with SKY express, departs from Sofia on Sun, 5 Oct, arriving in Istanbul.Price includes taxes and charges.From SAR 364, select.
Istanbul.SAR 365 per passenger.Departing Sun, 28 Sep.One-way flight with SKY express.Outbound indirect flight with SKY express, departs from Sofia on Sun, 28 Sep, arriving in Istanbul.Price includes taxes and charges.From SAR 365, select.
Istanbul.SAR 365 per passenger.Departing Fri, 22 Aug.One-way flight with SKY express.Outbound indirect flight with SKY express, departs from Sofia on Fri, 22 Aug, arriving in Istanbul.Price includes taxes and charges.From SAR 365, select.
Istanbul.SAR 388 per passenger.Departing Sun, 30 Nov.One-way flight with SKY express.Outbound indirect flight with SKY express, departs from Sofia on Sun, 30 Nov, arriving in Istanbul.Price includes taxes and charges.From SAR 388, select.
Istanbul.SAR 415 per passenger.Departing Mon, 1 Dec.One-way flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Sofia on Mon, 1 Dec, arriving in Istanbul.Price includes taxes and charges.From SAR 415, select.

Find the cheapest month to fly from Sofia to Istanbul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sofia to Istanbul flights are currently cheapest in June.
May
from SAR 323
Jun
from SAR 298
Jul
from SAR 415
Aug
from SAR 365
Sep
from SAR 365
Oct
from SAR 364
Nov
from SAR 388
Dec
from SAR 415
Jan
from SAR 424
Feb
from SAR 420
Mar
Find prices
Apr
Find prices

Direct flights from Sofia to Istanbul

Sofia to Istanbul: Alternative routes

Compare routes from Sofia to Istanbul below. You may find an airport to fly into that's cheaper, faster, or easier than Istanbul.

Sofia to Istanbul: Flight information

The things to know before you go.
Cheapest flight foundSAR 298
Cheapest month to flyJune
Average flight time1 hr, 32 mins
Most popular airlineIndiGo
Average flights per week66

Finding cheap flights from Sofia to Istanbul: Frequently asked questions

The best price we found for a return flight from Sofia to Istanbul is SAR 634. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 32 minutes is the average flight time from Sofia to Istanbul.
IndiGo, Turkish Airlines and EgyptAir fly direct from Sofia to Istanbul.
As of May 2025, there are 66 flights per week flying from Sofia to Istanbul.
The cheapest month to fly from Sofia to Istanbul is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sofia Airport to Istanbul Airport on Friday, 16 May 2025.
Yes – the average flight time is 1 hour and 32 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Istanbul but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Istanbul is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Turkish Airlines offers the cheapest flight tickets to Istanbul.

How to find cheap flights to Istanbul from Sofia

Looking for cheap tickets from Sofia to Istanbul? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Sofia to Istanbul. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Istanbul from Sofia from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Sofia-Istanbul ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Istanbul from Sofia.
  • Set up a Price Alert. You can easily track the fare of your cheap Sofia-Istanbul flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Sofia and Istanbul? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Sofia and Istanbul. We scour the internet for the best Business, Premium Economy and First Class flight fares to Istanbul, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Sofia to Istanbul flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Istanbul from Sofia with hotels and car hire

    Once you've secured your cheap flight ticket from Sofia to Istanbul, discover the best prices and exclusive rates for hotels in Istanbul or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


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Plan the rest of your trip from Sofia to Istanbul

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.