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Low Price Flights from Istanbul to Sofia
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What to know about flights from Istanbul to Sofia?

The approximate distance between Istanbul and Sofia is 494.78km. Average flight time from Istanbul to Sofia is around 1 hour 17 minutes. According to Trip.com data, travel demand hits its peak in February. The cheapest month to book flights is December.

Cheapest one-way
AU$ 57
Pegasus Airlines Pegasus Airlines IST-SOF 1h 20m · Direct Thu, Dec 3
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Cheapest return
AU$ 127
Pegasus Airlines Pegasus Airlines IST-SOF 1h 20m · Direct Wed, Nov 25 - Tue, Dec 1
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Flight news

Flights from Istanbul to Sofia operate an average of 5 times per day over the past 7 days, with a 29.0% on-time departure rate and a 93.5% on-time arrival rate.

Updated 3h ago

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 AU$ 57 and round-trip from AU$ 127. 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 to Sofia flights?

Choose from 2 airlines fly from Istanbul to Sofia, including Pegasus Airlines, Turkish Airlines, Pegasus Airlines has lowest fares on this route.
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?

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

According to Trip.com's data, the cheapest month for flights from Istanbul to Sofia is December, with an average price of AU$ 154. Conversely, the most expensive month is typically September, with an average price of up to AU$ 213.

AU$ 213
AU$ 184
AU$ 154
AU$ 125
    Cheapest
  • AU$ 183
    Nov
  • AU$ 154
    Dec
  • AU$ 173
    Jan
  • AU$ 192
    Feb
  • AU$ 180
    Mar
  • AU$ 184
    Apr
  • AU$ 179
    May
  • AU$ 208
    Jun
  • AU$ 169
    Jul
  • AU$ 182
    Aug
  • AU$ 213
    Sep
  • AU$ 179
    Oct

What is the cheapest month for return flights from Istanbul to Sofia?

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

According to historical data from Trip.com, the lowest prices for flights from Istanbul to Sofia are found during December, with an average price of AU$ 322. Conversely, the highest prices are found during February, with an average price of up to AU$ 594.

AU$ 594
AU$ 458
AU$ 322
AU$ 186
    Cheapest
  • AU$ 401
    Nov
  • AU$ 322
    Dec
  • AU$ 413
    Jan
  • AU$ 594
    Feb
  • AU$ 393
    Mar
  • AU$ 391
    Apr
  • AU$ 348
    May
  • AU$ 382
    Jun
  • AU$ 356
    Jul
  • AU$ 446
    Aug
  • AU$ 339
    Sep
  • AU$ 411
    Oct

What's the cheapest day to fly from Istanbul to Sofia?

Data is based on the average flight price for each day of the week from Istanbul to Sofia on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Istanbul to Sofia is Friday, with average prices lower than on other days. Avoid Thursday, as prices are usually highest then.

AU$ 191
AU$ 180
AU$ 169
AU$ 158
    Cheapest
  • AU$ 187
    Mon
  • AU$ 181
    Tue
  • AU$ 186
    Wed
  • AU$ 191
    Thu
  • AU$ 169
    Fri
  • AU$ 185
    Sat
  • AU$ 189
    Sun

Flight FAQs

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

    Based on Trip.com data, Pegasus Airlines offers Cheapest nonstop one-way flights from AU$ 57 (for example, SAW–SOF on Thu, Dec 3). For a Cheapest nonstop return flight, Pegasus Airlines offers fares from AU$ 127, departing on Wed, Nov 25 and returning on Tue, Dec 1.
  • At the moment, you can catch a direct flight from Istanbul to Sofia with the following airlines, including: Pegasus Airlines Turkish 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, 32 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 – TK1027 (departure at 10:38)
  • 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 Thu, Dec 3, with one-way fares from just AU$ 57.
    · 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 Wed, Nov 25 with Pegasus Airlines, with prices starting at AU$ 62.
  • Flights to Sofia can arrive at: Sofia Airport (SOF). The most common route connects Sabiha Gökçen International Airport and Sofia Airport (SAW–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 AU$ 323. 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 AU$ 344. 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 traveler 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 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.