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Cheap flights Sofia to Istanbul
Compare flights from Sofia to Istanbul in one place: the cheapest dates, airlines and trusted booking partners are listed below.
Date:
Travel time
Flights≈ 1 h 18 min
Distance
SOF – IST505 km
Time difference
Bulgaria · TürkiyeIstanbul is 1 h ahead
Price calendar: Sofia → Istanbul
November 2026
MonTueWedThuFriSatSun
December 2026
MonTueWedThuFriSatSun
Cheapest months
Cheapest dates we found
Mon, Nov 30~77 ₼PC · directTue, Jan 12~77 ₼PC · directTue, Nov 24~78 ₼PC · directFri, Nov 27~78 ₼PC · directSat, Nov 28~78 ₼PC · directFri, Jan 1~78 ₼PC · direct
Cached fares from recent searches; check the final price on the partner site.
Flight, train or bus: compare
| Transport | Travel time | CO₂ (per person) | Price |
|---|---|---|---|
| FlightsFastest | ≈ 3 h 48 min | ≈ 85 kg | ~77 ₼ |
| Trains | ≈ 7 h 21 min | ≈ 22 kg | See prices › |
| BusesLowest CO₂ | ≈ 10 h 2 min | ≈ 17 kg | See prices › |
Times and CO₂ are estimates based on distance and average values for each mode.
Compare on partner sites
Other ways to travel
Frequently asked questions
How long does it take Sofia to Istanbul?
Flights: about 1 h 18 min. The straight-line distance is 505 km.
How much is a ticket Sofia to Istanbul?
The cheapest fare we found starts at $45.3 (2026-11-30). Prices change daily, so compare partners before booking.
Is there a time difference between Sofia and Istanbul?
Istanbul is 1 h ahead
What other ways are there to travel Sofia to Istanbul?
Options on this route: flights, trains, buses.