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Istanbul Airport to Sofia flight
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Flight Info of Flights from Istanbul Airport to Sofia

Cheapest one-way
US$64
Turkish Airlines Turkish Airlines 1h 15m · Direct Fri, Nov 27
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Cheapest return
US$109
Turkish Airlines Turkish Airlines 1h 15m · Direct Tue, Dec 8 - Mon, Dec 14
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Flight news

Weather alert update for Sofia issued on 12 November 2026: There are no active severe weather warnings reported at this time.

Updated 22h ago

Best time to book
December
Cheapest
August
Peak season for travel

Explore the cheapest one-way and round-trip flights from Istanbul Airport to Sofia over the next 90 days, with one-way fares from US$64 and round-trip from US$109. Based on Trip.com's latest 7-day flight data.

Displayed flight fares from Istanbul to Sofia are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airlines are the most popular for Istanbul Airport to Sofia flights?

See which airlines fly from Istanbul Airport to Sofia. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Trip.com Price Insights: Flights from Istanbul Airport to Sofia

What is the cheapest month for one-way flights from Istanbul Airport to Sofia?

The data is based on the past 12 months and shows the average one-way ticket prices from Istanbul Airport to Sofia for each month in the Trip.com database.

Based on Trip.com data's from the past 12 months, the cheapest month for one-way flights from Istanbul Airport to Sofia is December, with an average price of US$127. The most expensive month is usually February, with an average price of US$196.

US$196
US$162
US$127
US$93
    Cheapest
  • US$141
    Nov
  • US$127
    Dec
  • US$184
    Jan
  • US$196
    Feb
  • US$159
    Mar
  • US$180
    Apr
  • US$143
    May
  • US$175
    Jun
  • US$138
    Jul
  • US$150
    Aug
  • US$180
    Sep
  • US$141
    Oct

Which month is cheapest to book a return flight from Istanbul Airport to Sofia?

The data is based on the past 12 months and shows the average monthly return fares from Istanbul Airport to Sofia in the Trip.com database.

Based on Trip.com's data from the past 12 months, December is usually the cheapest month to fly from Istanbul Airport to Sofia, with an average price of US$219. February is typically the most expensive month, with an average price of US$403.

US$403
US$311
US$219
US$127
    Cheapest
  • US$272
    Nov
  • US$219
    Dec
  • US$357
    Jan
  • US$403
    Feb
  • US$319
    Mar
  • US$292
    Apr
  • US$231
    May
  • US$311
    Jun
  • US$302
    Jul
  • US$366
    Aug
  • US$368
    Sep
  • US$326
    Oct

What is the cheapest day of the week to fly from Istanbul Airport to Sofia?

The data is based on the past 12 months and shows the average ticket prices from Istanbul Airport to Sofia for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure from Istanbul Airport to Sofia is on Friday, with prices usually lower than other days. Avoid departing on Monday as fares are typically the highest.

US$176
US$160
US$144
US$128
    Cheapest
  • US$176
    Mon
  • US$153
    Tue
  • US$153
    Wed
  • US$167
    Thu
  • US$144
    Fri
  • US$164
    Sat
  • US$146
    Sun

Flight Schedule from Istanbul Airport to Sofia

Check the schedule for flights from Istanbul Airport to Sofia and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule
  1. TK1031

    14:55

    IST

    1h 15m

    15:10

    SOF

    S M T W T F S
    Search
  2. TK1127

    10:30

    IST

    1h 20m

    10:50

    SOF

    - - - - T - S
    Search
  3. TK1029

    20:35

    IST

    1h 20m

    20:55

    SOF

    S M T W T F S
    Search
  4. TK1027

    08:20

    IST

    1h 20m

    08:40

    SOF

    S M T W T F S
    Search
Find more flights and airlines

FAQs for Istanbul Airport to Sofia Flights

  • When is peak season for travel to Sofia?

    ؜The peak travel time for visiting Sofia is December. During this time, flights from Istanbul Airport to Sofia are the most expensive. Cheap tickets can still be booked on Trip.com.
  • Flights from Istanbul Airport (IST) to Istanbul Airport(SOF) take around 1 hour 15 minutes.
  • There are 1 airport(s) in Sofia (SOF): Sofia Airport.
  • Turkish Airlines is a very popular airline operating an average of 4184 flights per month.
    • The distance from Sofia Airport to downtown is about 7km, by taxi about 20 minutes.
  • Yes. Turkish Airlines operate direct flights from Istanbul Airport to Sofia. The average flight time is approximately 54 minutes, with about 2 flights per week. Actual schedules may vary by season.
  • The cheapest one-way flight from Istanbul Airport to Sofia currently starts from US$64, with round-trip fares from US$109. The lowest fare is offered by Turkish Airlines departing on Fri, Nov 27; prices are subject to availability.
  • Yes. The average flight time from Istanbul Airport to Sofia is about 1 hour 18 minutes. Actual flight time may vary due to routing, weather, and air traffic.
  • Currently, multiple airlines offer flights from Istanbul Airport to Sofia, including: Turkish Airlines SKY express AEGEAN Pegasus Airlines The selected airlines are based on Trip.com user booking data from the past 90 days.
  • Based on Trip.com flight data for departures within the next 30 days, the average one-way fare from Istanbul Airport to Sofia is US$236, and the average round-trip fare is US$279. Prices may vary depending on the departure date, airline, and availability.
  • Flights from Istanbul Airport to Sofia are usually cheapest in December, with an average one-way fare of about US$236. Prices may vary depending on the departure date, airline, and availability.
  • The earliest flight from Istanbul Airport to Sofia departs at 08:20, and the latest one departs at 20:35. There are approximately 3 flights per day. Flight times may change, so please check the latest departure and arrival times before your trip.
  • Flights from Istanbul Airport to Sofia usually arrive at Sofia Airport. Sofia Airport is the most convenient option for this route.
  • IndiGo are the most popular budget airlines flying from Istanbul Airport to Sofia. Basic fares start from US$64. Before comparing final prices, watch out for baggage, seat selection, and payment surcharges.