Pick your Istanbul – Sofia flight today and pay for it over 3 to 24 months. Suso is a travel-planning platform: in a flight package the ticket is issued by a travel agency, a booking site or the airline, and the payment plan is set up as consumer credit by partner finance institutions. Your credit-card limit is never used or blocked, and no deposit is required. The search box above is already set to Istanbul → Sofia; pick your dates and see live flights.
Looking for a good flight from Istanbul to Sofia?
Suso turns the Istanbul – Sofia trip into a flight package: the ticket is issued by a travel agency, a booking site or the airline, and you spread the payment over a term you choose between 3 and 24 months as consumer credit from partner finance institutions. It completes in the basket in one click, and your card limit is never blocked.
See Istanbul – Sofia flight prices →When to visit Sofia
May-October best. December-February ski at Vitosha. In summer, hop to the Black Sea coast (Burgas, Varna).
Things to do in Sofia
Alexander Nevsky Cathedral
The largest Orthodox cathedral in the Balkans. Gilded domes rise 45m, interior dense with mosaics.
Serdika Roman ruins
2,000-year-old Roman ruins discovered during metro works, displayed in the city center.
Mount Vitosha
30 minutes from the city. Hike in summer, ski in winter. Europe's closest ski to a capital.
Boyana Church
UNESCO-listed 11th-century church; its frescoes pre-date the European Renaissance by a century.
Vitosha Boulevard
The pedestrian shopping street. Evening café terraces, banitsa stops.
Plovdiv (day trip)
1.5 hours by train. One of Europe's oldest continuously inhabited cities; the Roman theater is still in use.
Istanbul – Sofia flight prices by month
The cheapest month on this route is November: return fares start at 5,641 TL (cheapest day: November 19). In the most expensive month the same route sits around 10,012 TL, so picking the right month is the decision that actually sets the price here. Data scanned as of 2026-09-21 and subject to change.
| July 2026 | 6,041 TL | |
|---|---|---|
| August 2026 | 6,103 TL | |
| September 2026 | 6,103 TL | |
| October 2026 | 5,688 TL | |
| November 2026 | 5,641 TL | |
| December 2026 | 5,641 TL | |
| January 2027 | 5,641 TL | |
| February 2027 | 5,641 TL | |
| March 2027 | 5,641 TL | |
| April 2027 | 6,899 TL | |
| May 2027 | 6,899 TL | |
| June 2027 | 8,406 TL | |
| July 2027 | 10,012 TL |
Which city is cheaper to fly to Sofia from?
Departing from Izmir is the cheapest option for this destination: 5,600 TL in September. Each price below is the floor for that origin’s own best month; click a price and the search opens with that origin and date.
| Izmir | September | 5,600 TL |
|---|---|---|
| Istanbul | November | 5,641 TL +41 TL |
| Antalya | October | 8,130 TL +2,530 TL |
| Bodrum | November | 9,016 TL +3,416 TL |
| Ankara | November | 9,181 TL +3,581 TL |
| Dalaman | December | 13,899 TL +8,299 TL |
Airlines on the Istanbul – Sofia route
Türk Hava Yolları flies Istanbul – Sofia direct. Suso pulls live flights through Google Flights; pick the best option and spread the cost over monthly payments.
About Sofia
Sofia is a popular route for Bulgaria (Europe). For more travel guidance, when to go and things to do, see our Sofia destination page.
Istanbul – Sofia FAQ
Can I buy the Istanbul - Sofia flight on monthly payments?
Yes. You buy the Istanbul - Sofia flight on Suso as a flight package: a term between 3 and 24 months, without using your card limit.
How much is the Istanbul - Sofia flight?
The price varies by month, date and airline. The table on this page shows each month's floor price from the last scan; use the search box to see the live price for your own dates.
Is a deposit required?
No. No deposit is required; you pay the amount monthly over the term you choose.
Book Istanbul – Sofia and pay monthly
Fly now, pay later. Over up to 24 months. The application completes in the basket in one click, and no card limit is needed.
Search Istanbul – Sofia flights now →