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Cheap flights from Kolkata to Sofia from ₹ 74,821

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SOF
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kolkata to Sofia

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to Sofia
Explore the most affordable flight options available from Kolkata to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Thu 14/522:00
CCU
-
SOF
2 stops22h 55m
Lufthansa
Wed 3/606:10
SOF
-
CCU
2 stops24h 00m
Lufthansa
Deal found 9/3₹ 74,821
Tue 9/600:30
CCU
-
SOF
2 stops27h 45m
LOT
Sun 14/618:45
SOF
-
CCU
2 stops35h 25m
LOT
Deal found 9/3₹ 99,608
Wed 10/621:00
CCU
-
SOF
2 stops20h 30m
Turkish Airlines
Sun 14/615:50
SOF
-
CCU
2 stops18h 30m
Turkish Airlines
Deal found 5/3₹ 101,082
Thu 14/504:00
CCU
-
SOF
1 stop14h 05m
Multiple Airlines
Wed 3/605:30
SOF
-
CCU
2 stops18h 30m
Multiple Airlines
Deal found 9/3₹ 108,270

Find flight deals from Kolkata to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 March 2026.

Round-trip from

₹ 74,821
Lufthansa
  • Lufthansa
  • 14/5-3/6
  • 4 total stops
  • 46h 55m total
  • Kolkata to Sofia
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from Kolkata to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KolkataSofia

CCU - SOF

CCUSOF

Kolkata Netaji S. Chandra

Thu 14/5

22:00-18:25

2 stops22h 55m

Sofia

Wed 3/6

06:10-08:40

2 stops24h 00m

₹ 74,821

KolkataSofia

CCU - SOF

CCUSOF

Kolkata Netaji S. Chandra

Tue 9/6

00:30-01:45

2 stops27h 45m

Sofia

Sun 14/6

18:45-08:40

2 stops35h 25m

₹ 99,608

KolkataSofia

CCU - SOF

CCUSOF

Kolkata Netaji S. Chandra

Wed 10/6

21:00-15:00

2 stops20h 30m

Sofia

Sun 14/6

15:50-12:50

2 stops18h 30m

₹ 101,082
Fastest return journey

KolkataSofia

CCU - SOF

CCUSOF

Kolkata Netaji S. Chandra

Thu 14/5

04:00-15:35

1 stop14h 05m

Sofia

Wed 3/6

05:30-02:30

2 stops18h 30m

₹ 108,270

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Sorted by cheapest first

Best time to book a flight from Kolkata to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Kolkata with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Kolkata to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kolkata to Sofia?

    Airlines like Lufthansa and LOT fly from Kolkata to Sofia in about 22h 55m. The time it takes to get you to your destination can typically vary by up to 4h 50m. Kolkata and Sofia are separated by a distance of 6313 km. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

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Complete your trip

Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.
Sofia car hire
Sofia Airport car hire

Fly with Cheapflights

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How does Cheapflights help users find flights from Kolkata to Sofia?

When you search for this flight from Kolkata to Sofia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Kolkata to Sofia?

Cheapflights simply makes it quick and affordable to book flights from Kolkata to Sofia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Kolkata to Sofia with no change fees?

Yes! Cheapflights helps users easily find flights from Kolkata to Sofia with no change fees.

Can Cheapflights notify me if prices for flights from Kolkata to Sofia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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