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Sofia

Cheap flights from Cologne (CGN) to Sofia (SOF)

CGN — SOF
Jun 9 — Jun 161
Tue 6/9
Tue 6/16
1 adult, Economy
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Find flight deals from Cologne to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Cologne (CGN) 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 May 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

August

Cheapest in

January

Average price

$256
Provider with most accurate pricing for Cologne Köln/Bonn-Sofia flight deals.
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Provider most trusted by Cheapflights users for Cologne Köln/Bonn-Sofia flights.
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Highest demand for flights based on searches. 34% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in May 2026
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Compare providers for flights from Cologne to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cologne to Sofia in May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cologne-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cologne-Sofia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cologne-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cologne-Sofia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cologne-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Cologne to Sofia

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

Cheapflights Insights

Everything you need to know about your flight from Cologne to Sofia

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

Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cologne to Sofia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Cologne to Sofia (average of $55). Flying from Cologne to Sofia in August is currently the most expensive (average of $328). 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 CGN to SOF?

Find hourly flight availability from Cologne to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 10, 2026.

It’s typically best to fly out from Cologne to Sofia at noon. Doing so could potentially save you 68% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated May 10, 2026.
See what other customers who have flown with Ryanair from Cologne to Sofia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,371 reviews

Entertainment

5.6

Crew

7.5

Boarding

6.7

Comfort

6.5

Food

6.0

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

brendan,Sep 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Ryanair
6.9
Okay
5,371 reviews
Ryanair
6.9
Okay
5,371 reviews

Entertainment

5.6

Crew

7.5

Boarding

6.7

Comfort

6.5

Food

6.0

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

brendan,Sep 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight

Related info for your journey

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

  • What is the cheapest airline to fly from Cologne to Sofia round-trip?

    Currently priced at $154, Ryanair will fly you from Cologne to Sofia and back. In addition to Ryanair, many other airlines offer competitively priced options for your trip. Ryanair is 18% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Cologne to Sofia?

    Before booking your flight to Sofia from Cologne, check out the most reliable airlines to get you to your destination on time: Swiftair (94%), Buzz (80%), Malta Air( 64%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cologne 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.

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

    Currently, January is the cheapest month in which you can book a flight from Cologne to Sofia (average of $55). Flying from Cologne to Sofia in August is currently the most expensive (average of $328). 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.

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Alternative routes for Cologne to Sofia

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Top airline flying from Cologne to Sofia

Discover the top airline that operate flights from Cologne to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest$154Average$297FlexibilityNo cancel feeOn-timeN/A

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