--- title: "Sofia to Seoul cheap flights from $561 (SOF to ICN) - Expedia" description: "Cheap Flights from Sofia (SOF) to Seoul (ICN) start at $561 for one-way and $833 for round trip. Earn your airline miles on top of our rewards!" canonical: "https://www.expedia.com/lp/flights/sof/icn/sofia-to-seoul" language: en-US market: US currency: USD prices_as_of: 2026-11-13T22:28:57Z --- # $561 Cheap Flights from Sofia (SOF) to Seoul (ICN) ![A traditional Korean palace with a large, ornate building in the center, surrounded by a courtyard with stone pathways and red-roofed structures.](https://images.trvl-media.com/place/6024478/c47fbcc4-3854-48b8-a846-61c2b4bc920a.jpg?impolicy=fcrop&w=1200&h=500&q=medium) [View $561 flight on Mon, Nov 30, 2026](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/30/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:561.00&airProductToken=AQqrAQo%5FCNGkARIENDg2NBjSKyCBMSi0wJ4DMP%5FAngM4V0AAWAFqCEVDTEFTU0lDcghPTEdCUDFSSXoJCMqqARIDMTE3CjMI0aQBEgMyMzIYgTEgwzsohcSeAzCxxp4DOE9AAVgBaghFQ0xBU1NJQ3IIT0xHQlAxUkkKMwjRpAESAzg1OBjDOyDIaCiMyp4DMI%5FOngM4T0ABWAFqCEVDTEFTU0lDcghPTEdCUDFSSRIKCAEQARgBKgJRUhgBIgQIARABKAIoBCgGMAE) ## Popular airlines from Sofia Airport (SOF) to Incheon Intl. Airport (ICN) [Turkish Airlines](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/27/2026TANYT&leg2=from:ICN,to:SOF,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) [Lufthansa](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/27/2026TANYT&leg2=from:ICN,to:SOF,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) [LOT-Polish Airlines](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/27/2026TANYT&leg2=from:ICN,to:SOF,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LO"}}]) [Etihad Airways](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/27/2026TANYT&leg2=from:ICN,to:SOF,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EY"}}]) [Emirates](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/27/2026TANYT&leg2=from:ICN,to:SOF,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EK"}}]) [Qatar Airways](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/27/2026TANYT&leg2=from:ICN,to:SOF,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) [Singapore Airlines](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:11/27/2026TANYT&leg2=from:ICN,to:SOF,departure:12/4/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SQ"}}]) ### Be in the know Get alerts if flight prices drop or rise\* ### Book smarter Save up to 30% on select hotels after you book a flight\* ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Sofia to Seoul (SOF-ICN) Prices were available within the past 7 days and start at $561 for one-way flights and $833 for roundtrip, for the period specified. Prices and availability are subject to change. All deals One way Roundtrip [Select Air France flight, departing Tue, Dec 1 from Sofia to Seoul, returning Wed, Dec 9, priced at $833 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/1/2026TANYT&leg2=from:ICN,to:SOF,departure:12/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:832.70&airProductToken=AQquAQo8CMGMARIENTMyMBjSKyCBMSjo0J4DMLPRngM4R0AAWAFqBUxJR0hUcghYUkwwREhMSXoJCMqqARIDMTEzCjwIwYwBEgQ2MjkxGIExIOIwKIrYngMwqtmeAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkIyqoBEgMyNDAKMAjBjAESAzI2NBjiMCDIaCiN3J4DMOfhngM4WEABWAFqBUxJR0hUcghYUkwwREhMSQquAQowCMGMARIDMjY3GMhoIOIwKKSmnwMwha2fAzhYQABYAWoFTElHSFRyCFhSTDBESExJCjwIwYwBEgQ2NjM0GOIwIO58KNS0nwMw%5FrWfAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkI0p4BEgMzODIKPAjBjAESBDY2MjEY7nwg0isoj7efAzDat58DOExAAVgBagVMSUdIVHIIWFJMMERITEl6CQjSngESAzI5NxIKCAEQARgBKgJBRhgBIgQIARABKAIoAygEMAE) Tue, Dec 1 - Wed, Dec 9 · SOF · ICN · Roundtrip [Select Air France flight, departing Tue, Dec 1 from Sofia to Seoul, returning Wed, Dec 9, priced at $846 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/1/2026TANYT&leg2=from:ICN,to:SOF,departure:12/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:845.10&airProductToken=AQquAQo8CMGMARIENTMyMBjSKyCBMSjo0J4DMLPRngM4R0AAWAFqBUxJR0hUcghYUkwwREhMSXoJCMqqARIDMTEzCjwIwYwBEgQ2MjkzGIExIOIwKKHSngMwwdOeAzhWQAFYAWoFTElHSFRyCFhSTDBESExJegkIyqoBEgMyNDIKMAjBjAESAzI2NBjiMCDIaCiN3J4DMOfhngM4WEABWAFqBUxJR0hUcghYUkwwREhMSQquAQowCMGMARIDMjY3GMhoIOIwKKSmnwMwha2fAzhYQABYAWoFTElHSFRyCFhSTDBESExJCjwIwYwBEgQ2NjM0GOIwIO58KNS0nwMw%5FrWfAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkI0p4BEgMzODIKPAjBjAESBDY2MjEY7nwg0isoj7efAzDat58DOExAAVgBagVMSUdIVHIIWFJMMERITEl6CQjSngESAzI5NxIKCAEQARgBKgJBRhgBIgQIARABKAIoAygEMAE) Tue, Dec 1 - Wed, Dec 9 · SOF · ICN · Roundtrip [Select Air France flight, departing Tue, Dec 1 from Sofia to Seoul, returning Wed, Dec 9, priced at $846 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/1/2026TANYT&leg2=from:ICN,to:SOF,departure:12/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:845.50&airProductToken=AQquAQo8CMGMARIENTMyMBjSKyCBMSjo0J4DMLPRngM4R0AAWAFqBUxJR0hUcghYUkwwREhMSXoJCMqqARIDMTEzCjwIwYwBEgQ2MjkzGIExIOIwKKHSngMwwdOeAzhWQAFYAWoFTElHSFRyCFhSTDBESExJegkIyqoBEgMyNDIKMAjBjAESAzI2NBjiMCDIaCiN3J4DMOfhngM4WEABWAFqBUxJR0hUcghYUkwwREhMSQqjAQowCMGMARIDMjY3GMhoIOIwKKSmnwMwha2fAzhYQABYAWoFTElHSFRyCFhSTDBESExJCjEIwYwBEgQxODg4GOIwIO58KOuznwMwmrWfAzhMQAFYAWoFTElHSFRyCFhSTDBESExJCjwIwYwBEgQ2NjIxGO58INIrKI-3nwMw2refAzhMQAFYAWoFTElHSFRyCFhSTDBESExJegkI0p4BEgMyOTcSCggBEAEYASoCQUYYASIECAEQASgCKAMoBDAB) Tue, Dec 1 - Wed, Dec 9 · SOF · ICN · Roundtrip [Select Air France flight, departing Tue, Dec 1 from Sofia to Seoul, returning Wed, Dec 9, priced at $849 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/1/2026TANYT&leg2=from:ICN,to:SOF,departure:12/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:848.30&airProductToken=AQquAQo8CMGMARIENjYyNBjSKyDufCjQzp4DMJHPngM4TEAAWAFqBUxJR0hUcghYUkwwREhMSXoJCNKeARIDMjkyCjwIwYwBEgQ2NjM2GO58IOIwKNDYngMwmNqeAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkI0p4BEgMzODEKMAjBjAESAzI2NBjiMCDIaCiN3J4DMOfhngM4WEABWAFqBUxJR0hUcghYUkwwREhMSQquAQowCMGMARIDMjY3GMhoIOIwKKSmnwMwha2fAzhYQABYAWoFTElHSFRyCFhSTDBESExJCjwIwYwBEgQ2NjM0GOIwIO58KNS0nwMw%5FrWfAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkI0p4BEgMzODIKPAjBjAESBDY2MjEY7nwg0isoj7efAzDat58DOExAAVgBagVMSUdIVHIIWFJMMERITEl6CQjSngESAzI5NxIKCAEQARgBKgJBRhgBIgQIARABKAIoAygEMAE) Tue, Dec 1 - Wed, Dec 9 · SOF · ICN · Roundtrip [Select Air France flight, departing Tue, Dec 1 from Sofia to Seoul, returning Wed, Dec 9, priced at $849 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/1/2026TANYT&leg2=from:ICN,to:SOF,departure:12/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:848.70&airProductToken=AQquAQo8CMGMARIENjYyNBjSKyDufCjQzp4DMJHPngM4TEAAWAFqBUxJR0hUcghYUkwwREhMSXoJCNKeARIDMjkyCjwIwYwBEgQ2NjM2GO58IOIwKNDYngMwmNqeAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkI0p4BEgMzODEKMAjBjAESAzI2NBjiMCDIaCiN3J4DMOfhngM4WEABWAFqBUxJR0hUcghYUkwwREhMSQqjAQowCMGMARIDMjY3GMhoIOIwKKSmnwMwha2fAzhYQABYAWoFTElHSFRyCFhSTDBESExJCjEIwYwBEgQxODg4GOIwIO58KOuznwMwmrWfAzhMQAFYAWoFTElHSFRyCFhSTDBESExJCjwIwYwBEgQ2NjIxGO58INIrKI-3nwMw2refAzhMQAFYAWoFTElHSFRyCFhSTDBESExJegkI0p4BEgMyOTcSCggBEAEYASoCQUYYASIECAEQASgCKAMoBDAB) Tue, Dec 1 - Wed, Dec 9 · SOF · ICN · Roundtrip [Select Air France flight, departing Tue, Dec 1 from Sofia to Seoul, returning Wed, Dec 9, priced at $853 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/1/2026TANYT&leg2=from:ICN,to:SOF,departure:12/9/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:852.10&airProductToken=AQquAQo8CMGMARIENTMyMBjSKyCBMSjo0J4DMLPRngM4R0AAWAFqBUxJR0hUcghYUkwwREhMSXoJCMqqARIDMTEzCjwIwYwBEgQ2MjkxGIExIOIwKIrYngMwqtmeAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkIyqoBEgMyNDAKMAjBjAESAzI2NBjiMCDIaCiN3J4DMOfhngM4WEABWAFqBUxJR0hUcghYUkwwREhMSQq6AQo8CMGMARIENTA5MxjIaCDiMCjZpZ8DML-snwM4WEAAWAFqBUxJR0hUcghYUkwwREhMSXoJCMuKARIDOTAxCjwIwYwBEgQ2MjkyGOIwIIExKLKtnwMww66fAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkIyqoBEgMyNDMKPAjBjAESBDk3MjQYgTEg0isotq-fAzD8r58DOEdAAVgBagVMSUdIVHIIWFJMMERITEl6CQjKqgESAzExNhIKCAEQARgBKgJBRhgBIgQIARABKAIoAygEMAE) Tue, Dec 1 - Wed, Dec 9 · SOF · ICN · Roundtrip [Select LOT-Polish Airlines flight, departing Sun, Apr 18 from Sofia to Seoul, returning Fri, Apr 30, priced at $924 Found 4 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:4/18/2027TANYT&leg2=from:ICN,to:SOF,departure:4/30/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:923.60&airProductToken=AQplCjEIzJ4BEgM2MzQY0isglrABKJHiqgMwhOOqAzhPQABYAWoGRUNPU0FWcgdPQTY4RU5CCjAIzJ4BEgI5ORiWsAEgyGgooOyqAzC58aoDOE9AAVgBagZFQ09TQVZyB09BNjhFTkIKmgEKMQjMngESBDIwMDYYyGggtnQoruGrAzC156sDOE9AAFgBagZFQ09TQVZyB09BNjhFTkIKMgjMngESBDM4NjAYtnQglrABKPLqqwMwqeurAzhPQAFYAWoGRUNPU0FWcgdPQTY4RU5CCjEIzJ4BEgM2MzUYlrABINIrKMzrqwMwxOyrAzhPQAFYAWoGRUNPU0FWcgdPQTY4RU5CEgoIARABGAEqAkxPGAEiBAgBEAEoAigDKAQwDw) Sun, Apr 18 - Fri, Apr 30 · SOF · ICN · Roundtrip [Select Bulgaria Air flight, departing Tue, Dec 1 from Sofia to Seoul, returning Wed, Dec 16, priced at $927 Found 6 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/1/2026TANYT&leg2=from:ICN,to:SOF,departure:12/16/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:926.60&airProductToken=AQqfAQozCMaEARIDMzAxGNIrIK80KI%5FOngMwh8-eAzhRQABYAWoIRUNMQVNTSUNyCE9MRlJQMFJFCjMI0aQBEgMyOTIYrzQgwzsoxdCeAzCZ054DOE9AAVgBaghFQ0xBU1NJQ3IIT0xGUlAwUkUKMwjRpAESAzg1OBjDOyDIaCis1Z4DMK%5FZngM4T0ABWAFqCEVDTEFTU0lDcghPTEZSUDBSRQqrAQozCNGkARIDODU5GMhoIMM7KPjunwMw7vOfAzhPQABYAWoIRUNMQVNTSUNyCE9MRlJQMFJFCjMI0aQBEgMyMzEYwzsggTEoifWfAzDT958DOE9AAVgBaghFQ0xBU1NJQ3IIT0xGUlAwUkUKPwjRpAESBDQ4NjMYgTEg0iso5PifAzCq-Z8DOFdAAVgBaghFQ0xBU1NJQ3IIT0xGUlAwUkV6CQjKqgESAzExMhIKCAEQARgBKgJRUhgBIgQIARABKAIoBCgGMAE) Tue, Dec 1 - Wed, Dec 16 · SOF · ICN · Roundtrip [Select Air Serbia flight, departing Thu, Dec 3 from Sofia to Seoul, returning Tue, Dec 8, priced at $930 Found 2 days ago](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:12/3/2026TANYT&leg2=from:ICN,to:SOF,departure:12/8/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:929.60&airProductToken=AQqWAQowCMqqARIDMTEzGNIrIIExKKjnngMw8-eeAzhVQABYAWoFTElHSFRyCFhSTDBESExJCjAIyqoBEgMyNDIYgTEg4jAo4eieAzCB6p4DOEVAAVgBagVMSUdIVHIIWFJMMERITEkKMAjBjAESAzI2NBjiMCDIaCjN8p4DMKf4ngM4WEABWAFqBUxJR0hUcghYUkwwREhMSQq6AQo8CMGMARIENTA5MxjIaCDiMCi5mp8DMJ-hnwM4WEAAWAFqBUxJR0hUcghYUkwwREhMSXoJCMuKARIDOTAxCjwIwYwBEgQ2MjkyGOIwIIExKM6inwMw36OfAzhHQAFYAWoFTElHSFRyCFhSTDBESExJegkIyqoBEgMyNDMKPAjBjAESBDM4MzIYgTEg0isohKqfAzDKqp8DOEdAAVgBagVMSUdIVHIIWFJMMERITEl6CQjKqgESAzExMhIKCAEQARgBKgJBRhgBIgQIARABKAIoAygEMAE) Thu, De · c 3 - Tue, Dec 8 · SOF · ICN · Roundtrip [Select Lufthansa flight, departing Sun, Feb 7 from Sofia to Seoul, returning Sat, Feb 20, priced at $947 Just found](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:ICN,departure:2/7/2027TANYT&leg2=from:ICN,to:SOF,departure:2/20/2027TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&flp=mdl:flights-flex-module,price:946.92&airProductToken=AQprCjQIzJABEgQxNzA3GNIrIIwVKJDJpAMwjcqkAzhLQABYAWoIRUNPTElHSFRyCEtYVlhTWExRCjMIzJABEgM3MTgYjBUgyGgoqc6kAzDH06QDOEtAAVgBaghFQ09MSUdIVHIIS1hWWFNYTFEKawozCMyQARIDNzE5GMhoIIwVKM7bpQMw6eGlAzhLQABYAWoIRUNPTElHSFRyCEtYVlhTWExRCjQIzJABEgQxNzA2GIwVINIrKLnipQMwp-OlAzhLQAFYAWoIRUNPTElHSFRyCEtYVlhTWExREgoIAhABGAIqAkxIGAEiBAgBEAEoAigDKAQwCw) Sun, Feb 7 - Sat, Feb 20 · SOF · ICN · Roundtrip ## Alternative airports near Seoul Prices were available within the past 7 days. Prices and availability are subject to change. [Select flight to Gimpo Intl. GMP. Closest option available. Average driving time to city center is 20 minutes.](https://www.expedia.com/Flights-Search?leg1=from:SOF,to:GMP,departure:11/27/2026TANYT&trip=oneway&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 20 min · Search flights ## 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 December. 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 2026\. You can also book with separate airlines for your outbound and return journeys, from $561 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](https://www.expedia.com/package-deals). 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.* ## Frequently Asked Questions ### How much does a flight from Sofia (SOF) to Seoul (ICN-Incheon Intl.) cost? You can find cheap one-way flights from $561 and cheap return flights $833 Sofia (SOF) to Seoul (ICN-Incheon Intl.) with Expedia. One-way flights usually range from $884 to $2462\. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Sofia (SOF) to Seoul (ICN-Incheon Intl.) ticket fares go up or down. *\*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.* ### What is the cheapest month to fly from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? The cheapest month to fly from SOF to ICN is December when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route. ### Which airlines fly direct from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? Enter SOF to ICN and your travel dates, then apply the 'Nonstop' filter to see only direct flights. ### What is the cheapest airline that flies from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? Lufthansa, Austrian Airlines and Bulgaria Air are just some of the carriers that fly from Sofia (SOF) to Seoul (ICN-Incheon Intl.). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget. *\*Prices based on flights available on Expedia in the last year.* ### How do I find cheap flights from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? To find a cheap flight from Sofia (SOF) to Seoul (ICN-Incheon Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up [Price Tracking](https://www.expedia.com/why/price-tracking) and receive alerts when fares go up or down. ### What is the best time to fly from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience. ### What is the earliest flight from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from SOF to ICN. To compare more early flights, use the "Early Morning" and "Morning" filters in your search. ### What are the most popular departure times for flights from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? The most popular departure times for flights from Sofia (SOF) to Seoul (ICN) are in the early morning, from 6am to 9am. About 32% of passengers prefer this time window. Many major carriers, including Lufthansa, Cathay Pacific and Emirates, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Seoul with plenty of time to explore. ### How long does it take to fly from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? Flights from SOF to ICN with one stop typically take around 21 hours 50 minutes, covering approximately 5,093 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic. ### Can you fly business or first class from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? Business class is available on flights from SOF to ICN. Airlines that offer business class service on this route include: - LOT Polish Airlines - Turkish Airlines - Lufthansa - Qatar Airways - Bulgaria Air - British Airways - Helvetic Airways - Austrian Airlines - Swiss International Air Lines - ITA Airways ### How do I earn miles on a Sofia (SOF) to Seoul (ICN-Incheon Intl.) flight with Expedia? It's easy to earn miles on a Sofia (SOF) to Seoul (ICN-Incheon Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of [One Key™](https://www.expedia.com/welcome-one-key), you can also earn OneKeyCash™\* on top of your airline miles when you book with Expedia. \*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands. ### What airports do you fly into for Seoul from SOF (SOF)? From SOF (SOF), you can fly into Incheon Intl. (ICN) to reach Seoul. Some flights may connect through major hubs like Vienna Intl. (VIE), Frankfurt Intl. (FRA), Franz Josef Strauss Intl. (MUC) before reaching Seoul. Compare routes and airports on Expedia to find the best flight options for your travel plans. ### Is it cheaper to buy a plane ticket from Sofia (SOF) to Seoul (ICN-Incheon Intl.) at the last minute? Typically, booking a last minute flight from Sofia (SOF) to Seoul (ICN-Incheon Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare. ### Is it cheaper to book a Sofia (SOF) to Seoul (ICN-Incheon Intl.) flight and hotel package? Securing a Sofia (SOF) to Seoul (ICN-Incheon Intl.) [Incheon Vacation Packages](https://www.expedia.com/incheon.d6049715.destination-travel-guides) is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars. ### Can I cancel or change the date of my flight from Sofia (SOF) to Seoul (ICN-Incheon Intl.)? If you booked your Sofia (SOF) to Seoul (ICN-Incheon Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in [your itinerary](https://www.expedia.com/trips) or confirmation email. Or, head to our [Customer Service portal](https://www.expedia.com/helpcenter/) if you'd like more information. ## Travel information | Origin airport | Sofia Airport | | ------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Incheon Intl. Airport | | Distance | 5,091 miles away | | Airlines serving | Turkish Airlines, Lufthansa, LOT-Polish Airlines, Etihad Airways, Emirates, Qatar Airways, Singapore Airlines, Air France, Air Serbia, Swiss International Air Lines | | Popular airline | Turkish Airlines | | Roundtrip price | $833 | ## Explore a world of travel with Expedia - [Flights](?equalTargetTab=tab-0) - [Flights from Kingston (KIN) to Seoul (ICN)](https://www.expedia.com/lp/flights/kin/icn/kingston-to-seoul) - [Flights from Phuket (HKT) to Seoul (ICN)](https://www.expedia.com/lp/flights/hkt/icn/phuket-to-seoul) - [Flights from Toronto (YYZ) to Seoul (ICN)](https://www.expedia.com/lp/flights/yyz/icn/toronto-to-seoul) - [Flights from Dallas (DFW) to Seoul (ICN)](https://www.expedia.com/lp/flights/dfw/icn/dallas-to-seoul) - [Flights from Denpasar (DPS) to Seoul (ICN)](https://www.expedia.com/lp/flights/dps/icn/denpasar-to-seoul) - [Flights from Port of Spain (POS) to Seoul (ICN)](https://www.expedia.com/lp/flights/pos/icn/port-of-spain-to-seoul) - [Flights from Minneapolis (MSP) to Seoul (ICN)](https://www.expedia.com/lp/flights/msp/icn/minneapolis-to-seoul) - [Flights from Cebu (CEB) to Seoul (ICN)](https://www.expedia.com/lp/flights/ceb/icn/cebu-to-seoul) - [Flights from Georgetown (GEO) to Seoul (ICN)](https://www.expedia.com/lp/flights/geo/icn/georgetown-to-seoul) - [Flights from Jeju (CJU) to Seoul (ICN)](https://www.expedia.com/lp/flights/cju/icn/jeju-to-seoul) - [Flights from Osaka (KIX) to Seoul (ICN)](https://www.expedia.com/lp/flights/kix/icn/osaka-to-seoul) - [Flights from Houston (IAH) to Seoul (ICN)](https://www.expedia.com/lp/flights/iah/icn/houston-to-seoul) - [Flights from Fukuoka (FUK) to Seoul (ICN)](https://www.expedia.com/lp/flights/fuk/icn/fukuoka-to-seoul) - [Flights from Sapporo (CTS) to Seoul (ICN)](https://www.expedia.com/lp/flights/cts/icn/sapporo-to-seoul) - [Flights from Ontario Intl. 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[Flights from Hiroshima (HIJ) to Seoul (ICN)](https://www.expedia.com/lp/flights/hij/icn/hiroshima-to-seoul) \*Available to One Key members. ## Other language versions ```yaml hreflang: x-default: https://www.expedia.com/lp/flights/sof/icn/sofia-to-seoul ko-KR: https://www.expedia.co.kr/lp/flights/sof/icn/sofia-to-seoul ar: https://www.expedia.sa/lp/flights/sof/icn/sofia-to-seoul es-ES: https://www.expedia.es/lp/vuelos/sof/icn/sofia-a-seul de-AT: https://www.expedia.at/lp/fluge/sof/icn/sofia-nach-seoul en-US: https://www.expedia.com/lp/flights/sof/icn/sofia-to-seoul en-IN: https://www.expedia.co.in/lp/flights/sof/icn/sofia-to-seoul en-KR: https://www.expedia.co.kr/en/lp/flights/sof/icn/sofia-to-seoul ```