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 July: return fares start at 6,040 TL (cheapest day: July 31). In the most expensive month the same route sits around 8,290 TL, so picking the right month is the decision that actually sets the price here. Data scanned as of 2026-07-27 and subject to change.
| July 2026 | 6,040 TL | |
|---|---|---|
| August 2026 | 6,110 TL | |
| September 2026 | 6,100 TL | |
| October 2026 | 8,050 TL | |
| November 2026 | 7,760 TL | |
| December 2026 | 7,170 TL | |
| January 2027 | 6,950 TL | |
| February 2027 | 7,740 TL | |
| March 2027 | 7,760 TL | |
| April 2027 | 8,290 TL | |
| May 2027 | 8,290 TL | |
| June 2027 | 8,290 TL |
Which city is cheaper to fly to Sofia from?
Departing from Izmir is the cheapest option for this destination: 5,930 TL in October. 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 | October | 5,930 TL |
|---|---|---|
| Istanbul | July | 6,040 TL +110 TL |
| Antalya | August | 7,820 TL +1,890 TL |
| Ankara | August | 9,280 TL +3,350 TL |
| Bodrum | December | 19,168 TL +13,238 TL |
| Dalaman | December | 19,168 TL +13,238 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 →