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Cheap Flights from Istanbul to Sofia

What to know about flights from Istanbul to Sofia?

The distance between Istanbul and Sofia is approximately 494.78km. The average flight time between Istanbul and Sofia is 1 hour 17 minutes. According to Trip.com data, travel demand is highest in February. December is generally the cheapest month to book.

Cheapest one-way
€ 38
Pegasus Airlines Pegasus Airlines IST-SOF 1h 20m · Direct Mon, Nov 30
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Cheapest return
€ 78
Pegasus Airlines Pegasus Airlines IST-SOF 1h 20m · Direct Thu, Nov 26 - Wed, Dec 2
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Best time to book
December
Cheapest
February
Peak season for travel
Route details
494.78km
Flight distance
1h 17m
Average flight time

Explore the cheapest one-way and round-trip flights from Istanbul to Sofia over the next 90 days, with one-way fares from € 38 and round-trip from € 78. Based on Trip.com's latest 7-day flight data.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight.News
Over the past 7 days, flights from Istanbul to Sofia have operated an average of 4 times per day, with 50.0% on-time departure rate and 96.7% on-time arrival rate.

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

You can choose from 2 airlines flying from Istanbul to Sofia, including Turkish Airlines, Pegasus Airlines and . Pegasus Airlines currently offers the cheapest direct ticket on this route.
Turkish Airlines logo Turkish Airlines
Pegasus Airlines logo Pegasus Airlines
Airlines are determined based on actual purchased flight tickets from Istanbul to Sofia according to previous 12 months data from Trip.com.

Trip.com Price Insights on Flights from Istanbul to Sofia.

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

The average price of one-way flights from Istanbul to Sofia purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Istanbul to Sofia is December, with an average price of € 94, and the most expensive month is September, with an average price of up to € 130.

€ 130
€ 112
€ 94
€ 76
    Cheapest
  • € 120
    Nov
  • € 94
    Dec
  • € 105
    Jan
  • € 117
    Feb
  • € 110
    Mar
  • € 112
    Apr
  • € 109
    May
  • € 126
    Jun
  • € 103
    Jul
  • € 111
    Aug
  • € 130
    Sep
  • € 108
    Oct

What is the cheapest month for round-trip flights from Istanbul to Sofia?

The average price of round-trip flights from Istanbul to Sofia purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for round-trip flights from Istanbul to Sofia is December, with an average price of € 196, and the most expensive month is February, with an average price of up to € 361.

€ 361
€ 279
€ 196
€ 114
    Cheapest
  • € 244
    Nov
  • € 196
    Dec
  • € 251
    Jan
  • € 361
    Feb
  • € 239
    Mar
  • € 238
    Apr
  • € 211
    May
  • € 233
    Jun
  • € 217
    Jul
  • € 271
    Aug
  • € 206
    Sep
  • € 250
    Oct

What is the cheapest day to fly from Istanbul to Sofia during Deepavali?

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Istanbul to Sofia during Deepavali.

Deepavali is scheduled on Nov 8. The flights from Istanbul to Sofia are cheapest on Nov 6, with the lowest fare of € 56.

€ 178
€ 117
€ 56
0
    Cheapest
  • € 178
    4
    Nov
  • € 163
    5
  • € 56
    6
  • € 91
    7
  • € 109
    8
  • € 152
    9
  • € 68
    10

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Istanbul to Sofia?

    Based on Trip.com data, Pegasus Airlines offers Cheapest nonstop one-way flights from € 38 (for example, SAW–SOF on Mon, Nov 30). For a Cheapest nonstop return flight, Pegasus Airlines offers fares from € 78, departing on Thu, Nov 26 and returning on Wed, Dec 2.
  • At the moment, you can catch a direct flight from Istanbul to Sofia with the following airlines, including: Turkish Airlines Pegasus Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 17 minutes to fly from Istanbul (IST) to Sofia (SOF).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Istanbul to Sofia is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • On average, 31 direct flights operate each week between Istanbul and Sofia. See below the schedules of the main airlines serving this route:
    Turkish Airlines: S/M/T/W/T/F/S – TK1031 (departure at 15:10) Turkish Airlines: S/M/T/W/T/F/S – TK1027 (departure at 08:40)
  • Here are some tips for finding the best flight deals from Istanbul to Sofia on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Mon, Nov 30, with one-way fares from just € 38.
    · Compare airlines. Pegasus Airlines currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. February is generally the busiest month for travel to Sofia.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Istanbul to Sofia is usually December, when demand is lower.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Istanbul to Sofia on Mon, Nov 30 with Pegasus Airlines, with prices starting at € 38.
  • Flights to Sofia can arrive at: Sofia Airport (SOF). The most common route connects Istanbul Airport and Sofia Airport (IST–SOF).
  • The time difference between Sofia and Istanbul is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. 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. However, 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Istanbul to Sofia is € 181. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Istanbul to Sofia is € 208. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Istanbul and Sofia, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • Pegasus Airlines and SKY expressare the most popular budget airlines flying from Istanbul to Sofia. Check baggage, seat and payment fees before comparing the final price.

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

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.