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Cheap flights from Sofia to Istanbul Airport from C$ 120

SOF — IST
19 Oct — 26 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sofia to Istanbul

Enter your travel dates to find the best prices.

Cheapest flights from Sofia to Istanbul

Fri 6/1111:55 a.m. -
Nonstop1h 25m
Sun 8/112:55 p.m. -
Nonstop1h 15m
Deal found 16/9C$ 193
Sat 28/115:00 a.m. -
1 stop11h 00m
Sun 29/114:40 p.m. -
1 stop23h 50m
Deal found 19/9C$ 246
Mon 2/114:00 p.m. -
1 stop24h 00m
Mon 9/115:45 p.m. -
1 stop22h 45m
Deal found 18/9C$ 248
Tue 20/104:00 p.m. -
1 stop11h 40m
Fri 23/104:25 a.m. -
1 stop11h 05m
Deal found 17/9C$ 249
Fri 30/105:00 a.m. -
1 stop9h 55m
Fri 6/115:25 a.m. -
1 stop22h 35m
Deal found 15/9C$ 250
Thu 29/104:00 p.m. -
Nonstop1h 30m
Sun 1/1110:45 a.m. -
Nonstop1h 20m
Deal found 16/9C$ 259
Tue 6/104:00 p.m. -
1 stop11h 40m
Sun 11/104:25 a.m. -
1 stop22h 35m
Deal found 18/9C$ 285
Sat 10/105:00 a.m. -
1 stop22h 40m
Thu 15/104:25 a.m. -
1 stop22h 35m
Deal found 17/9C$ 287
Wed 28/104:00 p.m. -
1 stop24h 00m
Fri 30/105:25 a.m. -
1 stop11h 05m
Deal found 17/9C$ 304
Mon 28/94:00 p.m. -
1 stop23h 55m
Wed 30/94:25 a.m. -
1 stop22h 35m
Deal found 14/9C$ 306
Sun 25/104:00 p.m. -
1 stop24h 00m
Sat 31/105:45 p.m. -
1 stop22h 45m
Deal found 16/9C$ 322

Find flight deals from Sofia to Istanbul

Round-trip from

C$ 193

One-way from

C$ 120

Popular in

June

Cheapest in

October

Average price

C$ 262
Turkish Airlines
  • Turkish Airlines
  • 6/11-8/11
  • Nonstop
  • 2h 40m total
  • Sofia to Istanbul
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Air Serbia
  • Air Serbia
  • 29/10-31/12
  • 1 total stop
  • 22h 55m total
  • Sofia to Istanbul
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Highest demand for flights based on searches. 19% potential increase in price (C$ 80 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 13 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sofia to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Sun 21/2

4:00 p.m.-4:40 a.m.

1 stop11h 40m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 122
Quickest round-trip

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Wed 14/10

9:10 p.m.-10:40 p.m.

Nonstop1h 30m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 153

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Fri 23/10

5:00 a.m.-3:00 p.m.

1 stop10h 00m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 158

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Sat 10/10

5:00 a.m.-3:40 a.m.

1 stop22h 40m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 158

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Sat 26/12

4:00 p.m.-3:55 p.m.

1 stop22h 55m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 158

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Mon 19/10

4:00 p.m.-3:55 p.m.

1 stop23h 55m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 160

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Mon 28/9

5:00 a.m.-3:40 a.m.

1 stop22h 40m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 178

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Sun 18/10

4:00 p.m.-3:55 p.m.

1 stop23h 55m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 178

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Thu 24/9

4:00 p.m.-3:40 a.m.

1 stop11h 40m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 178

SofiaIstanbul

SOF Sofia - IST Istanbul

SOFIST

Sofia

Fri 9/10

5:00 a.m.-3:55 p.m.

2 stops34h 55m

Istanbul

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 246

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/9

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Sofia to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Sofia with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Sofia to Istanbul Airport

How far ahead should I book a flight from Sofia to Istanbul Airport?

The price you pay for your flight from Sofia to Istanbul Airport may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sofia to Istanbul Airport?

Currently, October is the cheapest month in which you can book a flight from Sofia to Istanbul Airport (average of C$ 162). Flying from Sofia to Istanbul Airport in June is currently the most expensive (average of C$ 336). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SOF to IST?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sofia to Istanbul Airport as you normally would.

How much does it cost to fly round-trip from Sofia to Istanbul Airport?

Airfare is typical for this route at the moment.

Sofia to Istanbul Airport flights typically cost between C$ 166 and C$ 336 in November.
The cheapest round-trip price found within the last 5 days was C$ 193 on Turkish Airlines (6 Nov-8 Nov).

Related info for your journey

  • What airport do you fly from for flights from Sofia to Istanbul?

    For a flight from Sofia to Istanbul, you will be flying from Sofia. Sofia (SOF) is just 6.7 km from the centre of the city. Sofia is the only Sofia airport and it handles 5 outbound flights to Istanbul per day. 0 airlines have flights to Istanbul from Sofia on a regular basis.

  • How long is the flight from Sofia to Istanbul Airport?

    There are many flights that can get you from Sofia to Istanbul Airport in 11h. Fly via Air Serbia to get the fastest option. Airlines will cover a distance of 468 km.

  • What are the most reliable airlines from Sofia to Istanbul Airport?

    No one likes to see their flight delayed. When booking a flight from Sofia to Istanbul Airport consider choosing Egyptair (85%), Royal Jordanian (85%) or Singapore Airlines (85%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Sofia to Istanbul that include hotel bookings?

    Yes. In addition to deals on Sofia to Istanbul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sofia to Istanbul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sofia to Istanbul.

  • Can I find deals for business class flights from Sofia to Istanbul?

    Yes. Cheapflights offers flight deals from Sofia to Istanbul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sofia to Istanbul Airport?

    Currently, October is the cheapest month in which you can book a flight from Sofia to Istanbul Airport (average of C$ 162). Flying from Sofia to Istanbul Airport in June is currently the most expensive (average of C$ 336). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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