Sofia — Istanbul Cheap Flight Tickets

Compare flight prices from Sofia to Istanbul and book with the partner — from $51

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You will continue to our partner's website to see live prices and book. mibilet does not sell tickets.

Price calendar

Cheapest prices by month

Price for 1 adult, economy

Price calendar →

$60 Oct $57 Nov $51 Dec $56 Jan $59 Feb $65 Apr $65 May $94 Jun $67 Jul $68 Aug

Prices are the lowest found by travellers in recent searches, for 1 adult. They are not guaranteed and may change; the current price is shown by the partner.

Cheapest dates for Sofia — Istanbul

Round trip prices

SOF IST

Istanbul

Depart28 Oct Return11 Nov

Depart14 Nov Return19 Dec

Depart7 Dec Return11 Dec

Depart15 Nov Return19 Nov

Depart14 Nov Return17 Nov

Depart20 Nov Return22 Nov

Depart2 Feb Return8 Feb

Depart6 Nov Return27 Nov

Depart30 Oct Return21 Nov

Direct

$115 View deal

Route at a glance

Route: Sofia (Bulgaria) → Istanbul (Turkey)
Distance: about 486 km in a straight line
Time difference: Sofia and Istanbul are in the same time zone
Cheapest month found: December 2026 — from $51
Offers found: 9

Sofia — Istanbul Cheap Flight Tickets

On mibilet you can compare flight prices for Sofia — Istanbul from airlines and travel agencies collected by our partner services. Enter your dates and the number of passengers, compare the options and book on the partner's website, where payment, changes and refunds are handled. mibilet does not sell tickets and adds nothing to the price.

Sofia — Istanbul Flight Ticket Prices

Prices for Sofia — Istanbul change with the season, the day of the week and how far ahead you search. Use the price calendar to compare neighbouring dates and months, check baggage rules and connection times before booking, and confirm the final price with the partner.

Frequently asked questions

How much is a flight from Sofia to Istanbul?

The cheapest offer found in recent searches costs from $51. This is not a guaranteed fare: the final price is shown on the partner's website before payment.

When is it cheapest to fly from Sofia to Istanbul?

In recent searches the lowest price was found for December 2026: from $51. Prices change all the time, so check the current offer before you book.

How far is Istanbul from Sofia?

The straight-line distance between Sofia and Istanbul is about 486 km. The actual flight path and travel time depend on the airline and on any connections.

What is the time difference between Sofia and Istanbul?

Sofia and Istanbul are in the same time zone right now. Departure and arrival times on your ticket are always shown in local time.

Can I buy the ticket on mibilet?

No. mibilet compares offers and sends you to the partner's website, where you book and pay. Check the fare rules, baggage allowance and total price there.

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