$530 Cheap Flights from Sofia (SOF) to Seoul (ICN)

View $530 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from Sofia Airport (SOF) to Incheon Intl. Airport (ICN)

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Cheap Flights from Sofia to Seoul (SOF-ICN)

Prices were available within the past 7 days and start at $530 for one-way flights and $719 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
Tue, Jun 2 - Mon, Jun 8
SOF
Sofia
ICN
Seoul
$719 Roundtrip, found 1 hour ago
$719
Roundtrip
found 1 hour ago
Select LOT-Polish Airlines flight, departing Tue, Jun 2 from Sofia to Seoul, returning Mon, Jun 8, priced at $719 found 1 hour ago
Turkish Airlines
Wed, Jan 14 - Wed, Jan 21
SOF
Sofia
ICN
Seoul
$736 Roundtrip, found 4 days ago
$736
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Wed, Jan 14 from Sofia to Seoul, returning Wed, Jan 21, priced at $736 found 4 days ago
Turkish Airlines
Mon, Dec 1 - Tue, Dec 9
SOF
Sofia
ICN
Seoul
$739 Roundtrip, found 6 days ago
$739
Roundtrip
found 6 days ago
Select Turkish Airlines flight, departing Mon, Dec 1 from Sofia to Seoul, returning Tue, Dec 9, priced at $739 found 6 days ago
LOT-Polish Airlines
Wed, Dec 3 - Wed, Dec 24
SOF
Sofia
ICN
Seoul
$749 Roundtrip, found 1 day ago
$749
Roundtrip
found 1 day ago
Select LOT-Polish Airlines flight, departing Wed, Dec 3 from Sofia to Seoul, returning Wed, Dec 24, priced at $749 found 1 day ago
Air France
Thu, Dec 4 - Thu, Dec 25
SOF
Sofia
ICN
Seoul
$751 Roundtrip, found 1 day ago
$751
Roundtrip
found 1 day ago
Select Air France flight, departing Thu, Dec 4 from Sofia to Seoul, returning Thu, Dec 25, priced at $751 found 1 day ago
KLM
Wed, Dec 3 - Thu, Dec 11
SOF
Sofia
ICN
Seoul
$751 Roundtrip, found 1 day ago
$751
Roundtrip
found 1 day ago
Select KLM flight, departing Wed, Dec 3 from Sofia to Seoul, returning Thu, Dec 11, priced at $751 found 1 day ago
LOT-Polish Airlines
Sun, Jun 7 - Sat, Jun 13
SOF
Sofia
ICN
Seoul
$752 Roundtrip, found 5 days ago
$752
Roundtrip
found 5 days ago
Select LOT-Polish Airlines flight, departing Sun, Jun 7 from Sofia to Seoul, returning Sat, Jun 13, priced at $752 found 5 days ago
Air France
Thu, Dec 4 - Mon, Dec 8
SOF
Sofia
ICN
Seoul
$753 Roundtrip, found 1 day ago
$753
Roundtrip
found 1 day ago
Select Air France flight, departing Thu, Dec 4 from Sofia to Seoul, returning Mon, Dec 8, priced at $753 found 1 day ago
Air France
Tue, Dec 2 - Mon, Dec 8
SOF
Sofia
ICN
Seoul
$753 Roundtrip, found 1 day ago
$753
Roundtrip
found 1 day ago
Select Air France flight, departing Tue, Dec 2 from Sofia to Seoul, returning Mon, Dec 8, priced at $753 found 1 day ago
Lufthansa
Sun, Jan 11 - Thu, Jan 29
SOF
Sofia
ICN
Seoul
$842 Roundtrip, found 2 days ago
$842
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Sun, Jan 11 from Sofia to Seoul, returning Thu, Jan 29, priced at $842 found 2 days ago

Alternative airports near Seoul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Incheon Intl. ICN. Cheapest option available. Average driving time to city center is 47 minutes. Flights from $1,698
ICN
Incheon Intl.
Cheapest
Average driving time to city center47 min
Flights from $1,698

Frequently asked questions

How much does a flight from Sofia Airport (SOF) to Incheon Intl. Airport (ICN) cost?
Snag a cheap one-way flight from $530 or cheap return flight from $719 from Sofia Airport (SOF) to Incheon Intl. Airport (ICN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Sofia Airport (SOF) to Incheon Intl. Airport (ICN)?
The cheapest month to fly from SOF to ICN is June, when demand is low. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Sofia Airport (SOF) to Incheon Intl. Airport (ICN)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SOF to ICN flight.
How many flights per day from Sofia Airport (SOF) to Incheon Intl. Airport (ICN)?
Direct flights from Sofia Airport (SOF) to Incheon Intl. Airport (ICN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SOF to ICN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sofia Airport (SOF) to Incheon Intl. Airport (ICN)?
Choose a flight from Sofia Airport (SOF) to Incheon Intl. Airport (ICN) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to Incheon Intl. Airport (ICN) last-minute?
Waiting until just before your departure to book your flight from SOF to ICN generally means paying more. While you may come across some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book a SOF to ICN flight and hotel package?
You'll generally save money by booking a SOF to ICN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Incheon Intl. Airport (ICN)?
If you booked your SOF to ICN flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Travel information

Origin airport
Sofia
Destination airport
Incheon Intl.
Airlines serving
Air France, Austrian Airlines, Ethiopian Airlines, Etihad Airways, KLM, LOT-Polish Airlines, Lufthansa, Qatar Airways, Turkish Airlines
Roundtrip price
$719
Distance
5091 mi

Book with confidence

Book with confidence

Sofia to Seoul Flights

The cheapest times to fly from Sofia to Seoul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to Seoul are during the month of June. You can find some of the cheapest flights from Sofia to Seoul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Seoul

Sunday is one of the best days to book for cheap flights from Sofia to Seoul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to Seoul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to Seoul in 2025. You can also book with separate airlines for your outbound and return journeys, from $530 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to Seoul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to Seoul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sofia to Seoul Flights

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