$68 Find Cheap Flights from Sofia to Istanbul - Compare and Save

These are the earliest and latest flight times available from Sofia to Istanbul Airport:

• Earliest: departs at 9:30 am and lands at 11:00 am
• Latest: departs at 9:40 pm and lands at 11:10 pm.

The flight takes about 1h 30m.

Only Economy Class is available on flights from Sofia to Istanbul Airport.

A nonstop flight from Sofia to Istanbul Airport takes 1h 30m, covering 291 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Sofia to Istanbul Airport range from $189 to $284, with an average of $234 over the past 12 months. Anything below $189 counts as a good deal.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $218 round-trip via Belgrade Nikola Tesla (BEG), compared to $236 for nonstop.

Turkish Airlines is the only airline operating Sofia to Istanbul Airport flights. 90% of its flights are on time.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $34–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by Turkish Airlines and Ajet. Other aircraft seen on the route include Airbus A321 (sharklets) variants.

Morning is the busiest departure period on Sofia to Istanbul Airport flights, with 34% of flights leaving in that window. Afternoon departures account for 33%, night flights for 33%, and evening flights for 0%.

One-way fares from Sofia to Istanbul Airport are currently lower than usual. Average one-way flight prices are about $79, which is 49% below the typical average for this route.

Istanbul Airport (IST) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:

• CIRCULAR
• Avec Car Rental
• Ok Mobility
• Alamo
• Autounion Car Rental

Flights from Sofia to Istanbul Airport usually depart from Sofia (SOF) and arrive at Istanbul (IST).

Evening flights have the fewest delays on this route, while night departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Sofia to Istanbul Airport route, 10% of flights were delayed in the past 3 months, with delays averaging 1h 45m.

Most connecting flights from Sofia to Istanbul Airport pass through Belgrade Nikola Tesla (BEG), which handles 100% of one-stop traffic on this route.

Yes. Flexible dates can save you up to 23% on flights from Sofia to Istanbul Airport. Thursday is the cheapest departure day at $211 round-trip on average, while Saturday is the most expensive at $274, a difference of $63.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only Turkish Airlines operates flights between Sofia and Istanbul Airport.

Some of the most popular sights in Istanbul Airport are Taksim Square, Sultan Ahmet Camii and Ayasofya. These are among the most viewed places in Istanbul Airport on KAYAK.

Here are some options for this route, based on selected ticket types and cabin classes:

• Turkish Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.