Explore the cheapest one-way and round-trip flights from Istanbul to Sofia Airport over the next 90 days, with one-way fares from BRL 217 and round-trip from BRL 479. 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.

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Weather alert update for Sofia, issued on 12 November 2026.

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

What's the cheapest month to fly one-way from Istanbul to Sofia?

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

Based on Trip.com’s data from the past 12 months, the cheapest month to fly one-way from Istanbul to Sofia Airport is December, with an average price of BRL 581. The priciest month is usually September, when the average price can reach BRL 804.

BRL 804
BRL 693
BRL 581
BRL 470
    Cheapest
  • BRL 689
    Nov
  • BRL 581
    Dec
  • BRL 651
    Jan
  • BRL 725
    Feb
  • BRL 678
    Mar
  • BRL 695
    Apr
  • BRL 674
    May
  • BRL 783
    Jun
  • BRL 637
    Jul
  • BRL 686
    Aug
  • BRL 804
    Sep
  • BRL 672
    Oct

What’s the cheapest month to fly round-trip from Istanbul to Sofia Airport?

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

Based on Trip.com’s data from the past 12 months, December is typically the cheapest month to find flights from Istanbul to Sofia Airport, with an average price of BRL 1,215. In contrast, February is usually the most expensive month, with average fares reaching BRL 2,240.

BRL 2,240
BRL 1,728
BRL 1,215
BRL 703
    Cheapest
  • BRL 1,513
    Nov
  • BRL 1,215
    Dec
  • BRL 1,558
    Jan
  • BRL 2,240
    Feb
  • BRL 1,484
    Mar
  • BRL 1,475
    Apr
  • BRL 1,311
    May
  • BRL 1,442
    Jun
  • BRL 1,343
    Jul
  • BRL 1,681
    Aug
  • BRL 1,277
    Sep
  • BRL 1,550
    Oct

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

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

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Istanbul to Sofia Airport is Friday, with average fares generally lower than other days. You’ll want to avoid flying on Thursday, as ticket prices are usually the highest that day.

BRL 719
BRL 677
BRL 635
BRL 593
    Cheapest
  • BRL 703
    Mon
  • BRL 681
    Tue
  • BRL 701
    Wed
  • BRL 719
    Thu
  • BRL 635
    Fri
  • BRL 697
    Sat
  • BRL 708
    Sun

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

Pegasus Airlines logo Pegasus Airlines
Turkish Airlines logo Turkish Airlines

Flight Schedule from Istanbul to Sofia Airport

Flight info.
Departure
Arrival
Weekly Schedule
  1. PC271

    11:55

    SAW

    1h 20m

    13:15

    SOF

    S M T W T F S
    Search
  2. PC273

    18:05

    SAW

    1h 20m

    18:25

    SOF

    - M - - T - -
    Search
Find more flights and airlines

What to know about flights from Istanbul to Sofia Airport?

Cheapest return ticket price BRL 479
Cheapest one-way flight price BRL 217
Off-season for travel November
Peak season for travel August

FAQs for Istanbul to Sofia Airport Flights

  • When are flight from Istanbul (IST) to Sofia (SOF) the cheapest?

    Airlines adjust prices for flights from Istanbul to Sofia based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • According to Trip.com's data, the lowest price is around BRL 2,022.
  • It takes about 1 hour 17 minutes to fly from Istanbul (IST) to Sofia (SOF).
    • The distance from Sofia Airport to downtown is about 7km, by taxi about 20 minutes.
  • The earliest flight departs from Istanbul (IST) at 08:30 and arrives in Sofia (SOF) at 08:45.
  • The latest flight departs from Istanbul (IST) at 20:30 and arrives in Sofia (SOF) at 20:50.
  • Airlines with flights from Istanbul (IST) to Sofia (SOF): Pegasus Airlines, IndiGo, Turkish Airlines, Singapore Airlines, EgyptAir, Royal Jordanian and Sichuan Airlines.
  • Turkish Airlines operates 13 direct flights from Istanbul (IST) to Sofia (SOF).
  • There are 1 airport(s) in Sofia (SOF): Sofia Airport.
  • One-way flights from Istanbul to Sofia Airport currently start from BRL 217, and round-trip fares start from BRL 479. The lowest fare is currently available on flights operated by Pegasus Airlines departing on Fri, Nov 27. Fares are subject to change based on availability.
  • Flights from Istanbul to Sofia Airport are usually cheapest in December, with an average one-way fare of about BRL 581.
  • A direct flight from Istanbul to Sofia Airport takes about 1 hour 17 minutes on average. Actual flight time may vary depending on the route, weather and air traffic.
  • Enter your Istanbul and Sofia Airport, select your departure date and number of passengers, then compare flights by price, flight duration and baggage allowance. Once you've chosen a fare, review the change and cancellation policy, fill in your passenger details and pay to receive your booking confirmation.
  • Yes. Turkish Airlines and Pegasus Airlines operate direct flights from Istanbul to Sofia Airport. The flight time is approximately 51 minutes, with about 32 flights per week. Actual flight frequency may vary by season.
  • The latest flight from Istanbul to Sofia Airport departs at 20:35, with approximately 6 flights per day. Flight schedules may change, so please check the latest departure times before travelling.
  • Sofia has 1 airports reachable by flights departing from Istanbul, including Sofia Airport. When choosing an airport, consider its distance to the city centre and route coverage.

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.