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Incheon International Airport to Sofia Airport flight

Explore the cheapest one-way and round-trip flights from Incheon International Airport to Sofia Airport over the next 90 days, with one-way fares from US$386 and round-trip from US$626. Based on Trip.com's latest 7-day flight data.

    • ICN 13:30
      16h 25m
      1 stop
      SOF 22:55
      Seoul - Sofia | Fri, Dec 25 | Lufthansa
      SOF 06:00
      22h 15m
      1 stop
      ICN 11:15
      Sofia - Seoul | Sun, Dec 27 | Lufthansa
      US$626 US$875
      28% off
      28% off
      US$875 US$626
    • ICN 13:30
      16h 25m
      1 stop
      SOF 22:55
      Seoul - Sofia | Fri, Jan 1 | Lufthansa
      SOF 06:25
      21h 35m
      1 stop
      ICN 11:00
      Sofia - Seoul | Sun, Jan 3 | Lufthansa
      US$635 US$875
      27% off
      27% off
      US$875 US$635
    • ICN 13:30
      16h 25m
      1 stop
      SOF 22:55
      Seoul - Sofia | Wed, Dec 30 | Lufthansa
      SOF 06:00
      22h 15m
      1 stop
      ICN 11:15
      Sofia - Seoul | Sun, Jan 3 | Lufthansa
      US$647 US$875
      26% off
      26% off
      US$875 US$647
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Thu, Dec 31 | Lufthansa
      SOF 06:00
      22h 15m
      1 stop
      ICN 11:15
      Sofia - Seoul | Sun, Jan 3 | Lufthansa
      US$658
      25% off
      US$875 US$658
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Thu, Dec 24 | Lufthansa
      SOF 06:00
      22h 15m
      1 stop
      ICN 11:15
      Sofia - Seoul | Thu, Dec 31 | Lufthansa
      US$658
      25% off
      US$875 US$658
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Tue, Dec 29 | Lufthansa
      SOF 06:00
      22h 15m
      1 stop
      ICN 11:15
      Sofia - Seoul | Sun, Jan 3 | Lufthansa
      US$658
      25% off
      US$875 US$658
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Mon, Dec 28 | Lufthansa
      SOF 06:00
      22h 15m
      1 stop
      ICN 11:15
      Sofia - Seoul | Thu, Dec 31 | Lufthansa
      US$658
      25% off
      US$875 US$658
    • ICN 08:40
      16h 15m
      1 stop
      SOF 17:55
      Seoul - Sofia | Sun, Dec 27 | LOT Polish Airlines
      SOF 14:35
      33h 25m
      1 stop
      ICN 07:00
      Sofia - Seoul | Fri, Jan 1 | LOT Polish Airlines
      US$666
      24% off
      US$875 US$666
    • ICN 08:40
      36h 10m
      1 stop
      SOF 13:50
      Seoul - Sofia | Wed, Dec 16 | LOT Polish Airlines
      SOF 14:35
      36h 55m
      1 stop
      ICN 10:30
      Sofia - Seoul | Sat, Dec 19 | LOT Polish Airlines
      US$666
      24% off
      US$875 US$666
    • SEL 13:00
      17h 25m
      1 stop
      SOF 14:00
      Seoul - Sofia | Sat, Nov 14 | Normal Airline
      SOF 15:00
      6h
      Direct
      SEL 16:00
      Sofia - Seoul | Mon, Nov 16 | Normal Airline
      Find more flights
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    • Cheapest
      ICN 11:00
      33h 45m
      1 stop
      SOF 13:45
      Seoul - Sofia | Tue, Dec 15 | Trinity Airways
      US$386 US$531
      27% off
      27% off
      US$531 US$386
    • ICN 11:00
      19h 10m
      1 stop
      SOF 23:10
      Seoul - Sofia | Wed, Dec 9 | Trinity Airways
      US$390 US$531
      27% off
      27% off
      US$531 US$390
    • ICN 13:25
      28h 40m
      1 stop
      SOF 11:05
      Seoul - Sofia | Wed, Dec 16 | Virgin Atlantic
      US$392 US$531
      26% off
      26% off
      US$531 US$392
    • ICN 13:30
      30h 20m
      1 stop
      SOF 12:50
      Seoul - Sofia | Tue, Dec 15 | Virgin Atlantic
      US$397
      25% off
      US$531 US$397
    • ICN 13:25
      28h 40m
      1 stop
      SOF 11:05
      Seoul - Sofia | Wed, Dec 9 | Virgin Atlantic
      US$402
      24% off
      US$531 US$402
    • ICN 13:30
      28h 35m
      1 stop
      SOF 11:05
      Seoul - Sofia | Thu, Nov 26 | Virgin Atlantic
      US$402
      24% off
      US$531 US$402
    • ICN 13:25
      28h 40m
      1 stop
      SOF 11:05
      Seoul - Sofia | Thu, Dec 17 | Virgin Atlantic
      US$408
      23% off
      US$531 US$408
    • ICN 13:30
      30h 20m
      1 stop
      SOF 12:50
      Seoul - Sofia | Tue, Dec 8 | Virgin Atlantic
      US$410
      23% off
      US$531 US$410
    • ICN 13:30
      28h 35m
      1 stop
      SOF 11:05
      Seoul - Sofia | Thu, Dec 10 | Virgin Atlantic
      US$412
      22% off
      US$531 US$412
    • SEL 13:00
      17h 25m
      1 stop
      SOF 14:00
      Seoul - Sofia | Sat, Nov 14 | Normal Airline
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    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Tue, Dec 15 | Lufthansa
      US$452 US$1,285
      65% off
      65% off
      US$1,285 US$452
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Mon, Feb 1 | Lufthansa
      US$479 US$1,285
      63% off
      63% off
      US$1,285 US$479
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Mon, Dec 7 | Lufthansa
      US$562 US$1,285
      56% off
      56% off
      US$1,285 US$562
    • ICN 08:40
      16h 15m
      1 stop
      SOF 17:55
      Seoul - Sofia | Wed, Nov 18 | LOT Polish Airlines
      US$562
      56% off
      US$1,285 US$562
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Mon, Nov 23 | Lufthansa
      US$565
      56% off
      US$1,285 US$565
    • ICN 08:40
      16h 15m
      1 stop
      SOF 17:55
      Seoul - Sofia | Sun, Nov 29 | LOT Polish Airlines
      US$575
      55% off
      US$1,285 US$575
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Thu, Dec 3 | Lufthansa
      US$609
      53% off
      US$1,285 US$609
    • ICN 12:55
      17h 5m
      1 stop
      SOF 23:00
      Seoul - Sofia | Wed, Nov 25 | Lufthansa
      US$667
      48% off
      US$1,285 US$667
    • ICN 08:40
      16h 15m
      1 stop
      SOF 17:55
      Seoul - Sofia | Sun, Nov 22 | LOT Polish Airlines
      US$679
      47% off
      US$1,285 US$679
    • SEL 13:00
      17h 25m
      1 stop
      SOF 14:00
      Seoul - Sofia | Sat, Nov 14 | Normal Airline
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    • ICN 11:00
      19h 10m
      1 stop
      SOF 23:10
      Seoul - Sofia | Wed, Dec 9 | Trinity Airways
      US$390 US$531
      27% off
      27% off
      US$531 US$390
    • ICN 13:30
      28h 35m
      1 stop
      SOF 11:05
      Seoul - Sofia | Thu, Nov 26 | Virgin Atlantic
      US$402 US$531
      24% off
      24% off
      US$531 US$402
    • ICN 13:30
      28h 35m
      1 stop
      SOF 11:05
      Seoul - Sofia | Thu, Dec 10 | Virgin Atlantic
      US$412 US$531
      22% off
      22% off
      US$531 US$412
    • ICN 13:25
      28h 40m
      1 stop
      SOF 11:05
      Seoul - Sofia | Wed, Dec 16 | Virgin Atlantic
      US$392
      26% off
      US$531 US$392
    • ICN 13:25
      28h 40m
      1 stop
      SOF 11:05
      Seoul - Sofia | Wed, Dec 9 | Virgin Atlantic
      US$402
      24% off
      US$531 US$402
    • ICN 13:25
      28h 40m
      1 stop
      SOF 11:05
      Seoul - Sofia | Thu, Dec 17 | Virgin Atlantic
      US$408
      23% off
      US$531 US$408
    • ICN 13:30
      30h 20m
      1 stop
      SOF 12:50
      Seoul - Sofia | Tue, Dec 15 | Virgin Atlantic
      US$397
      25% off
      US$531 US$397
    • ICN 13:30
      30h 20m
      1 stop
      SOF 12:50
      Seoul - Sofia | Tue, Dec 8 | Virgin Atlantic
      US$410
      23% off
      US$531 US$410
    • ICN 13:25
      30h 25m
      1 stop
      SOF 12:50
      Seoul - Sofia | Tue, Dec 29 | Virgin Atlantic
      US$412
      22% off
      US$531 US$412
    • SEL 13:00
      17h 25m
      1 stop
      SOF 14:00
      Seoul - Sofia | Sat, Nov 14 | Normal Airline
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    • ICN 08:40
      16h 15m
      1 stop
      SOF 17:55
      Seoul - Sofia | Wed, Nov 18 | LOT Polish Airlines
      US$562 US$1,118
      50% off
      50% off
      US$1,118 US$562
    • ICN 13:30
      16h 25m
      1 stop
      SOF 22:55
      Seoul - Sofia | Wed, Nov 18 | Lufthansa
      US$872 US$1,118
      22% off
      22% off
      US$1,118 US$872
    • SEL 13:00
      17h 25m
      1 stop
      SOF 14:00
      Seoul - Sofia | Sat, Nov 14 | Normal Airline
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Displayed flight fares from Seoul to Sofia are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight.News
There are currently no active weather alerts reported for Sofia as of 12 November 2026. Please stay tuned for local weather updates and official forecasts.

Trip.com Price Insights: Flights from Incheon International Airport to Sofia Airport

What is the cheapest month to fly return from Incheon International Airport to Sofia Airport?

The data is based on the past 12 months and shows the average monthly return fares from Incheon International Airport to Sofia Airport in the Trip.com database.

Based on Trip.com's data from the past 12 months, January is often the month to find the lowest fares from Incheon International Airport to Sofia Airport, with an average price of US$674. October is usually the most expensive month, with an average price reaching US$1,862.

US$1,862
US$1,268
US$674
US$80
    Cheapest
  • US$839
    Nov
  • US$944
    Dec
  • US$674
    Jan
  • US$1,261
    Feb
  • US$1,365
    Mar
  • US$927
    Apr
  • US$1,829
    May
  • US$1,278
    Jun
  • US$1,170
    Jul
  • US$1,259
    Aug
  • US$795
    Sep
  • US$1,862
    Oct

What is the cheapest day of the week to fly from Incheon International Airport to Sofia Airport?

The data is based on the past 12 months and shows the average ticket prices from Incheon International Airport to Sofia Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Incheon International Airport to Sofia Airport is Sunday, with average prices usually lower than other days. Avoid departing on Tuesday as prices are typically highest on that day.

US$966
US$742
US$517
US$293
    Cheapest
  • US$651
    Mon
  • US$966
    Tue
  • US$748
    Wed
  • US$750
    Thu
  • US$829
    Fri
  • US$696
    Sat
  • US$517
    Sun

Which airline offers the cheapest flights from Incheon International Airport to Sofia Airport?

The cheapest airline flying from Incheon International Airport to Sofia Airport is China Southern Airlines (from US$279) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

China Southern Airlines
From US$279
Shenzhen Airlines
From US$314
China Eastern Airlines
From US$314
Turkmenistan
From US$336
Air China
From US$339
Xiamen Airlines
From US$344
Hainan Airlines
From US$359
Trinity Airways
From US$386
Etihad Airways
From US$388
Virgin Atlantic
From US$397

Find more flights and airlines

What is the flight schedule from Incheon International Airport to Sofia Airport?

Check the schedule for flights from Seoul to Sofia and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. T5674

    Incheon International Airport

    20:20

    ICN

    8h 45m

    Direct

    01:05

    ASB

    - - - W - - -
    Search

  2. T5915

    Ashgabat International Airport

    03:40

    ASB

    4h 5m

    Direct

    05:45

    IST

    - - - - T - -

  3. PC273

    Sabiha Gökçen International Airport

    18:05

    SAW

    1h 20m

    Direct

    18:25

    SOF

    - M - - T - -

  4. MU8604

    Incheon International Airport

    18:25

    ICN

    2h 25m

    Direct

    19:50

    PVG

    S M T W T F S
    Search

  5. MU201

    Shanghai Pudong International Airport

    01:50

    PVG

    12h 40m

    Direct

    06:30

    LGW

    S M T W T F S

  6. FR2690

    London Stansted Airport

    07:05

    STN

    3h 5m

    Direct

    12:10

    SOF

    S M T W T F S

  7. CZ316

    Incheon International Airport

    09:25

    ICN

    2h 5m

    Direct

    10:30

    PKX

    S M T W T F S
    Search

  8. CZ673

    Beijing Daxing International Airport

    14:15

    PKX

    10h 50m

    Direct

    18:05

    LHR

    S M T W T F S

  9. FR1730

    London Stansted Airport

    06:20

    STN

    3h 5m

    Direct

    11:25

    SOF

    S M T W T F S

  10. MU854

    Incheon International Airport

    19:55

    ICN

    3h 35m

    Direct

    22:30

    XIY

    S M T W T F S
    Search

  11. MU5013

    Xi'an Xianyang International Airport

    01:45

    XIY

    11h 45m

    Direct

    06:30

    MXP

    - - - - T - S

  12. FR3400

    Il Caravaggio International Airport

    11:50

    BGY

    2h

    Direct

    14:50

    SOF

    S M T W T F S

  13. MU5034

    Incheon International Airport

    16:20

    ICN

    2h 40m

    Direct

    18:00

    PVG

    S M T W T F S
    Search

  14. MU201

    Shanghai Pudong International Airport

    01:50

    PVG

    12h 40m

    Direct

    06:30

    LGW

    S M T W T F S

  15. FR2690

    London Stansted Airport

    07:05

    STN

    3h 5m

    Direct

    12:10

    SOF

    S M T W T F S

  16. CZ316

    Incheon International Airport

    09:25

    ICN

    2h 5m

    Direct

    10:30

    PKX

    S M T W T F S
    Search

  17. CZ673

    Beijing Daxing International Airport

    14:15

    PKX

    10h 50m

    Direct

    18:05

    LHR

    S M T W T F S

  18. W64302

    London Luton Airport

    08:15

    LTN

    3h 10m

    Direct

    13:25

    SOF

    - - T W T F S

  19. CZ340

    Incheon International Airport

    09:40

    ICN

    3h 50m

    Direct

    12:30

    CAN

    S M T W T F S
    Search

  20. CZ303

    Guangzhou Baiyun International Airport

    13:40

    CAN

    12h 40m

    Direct

    19:20

    LHR

    S M T W T F S

  21. W64302

    London Luton Airport

    08:15

    LTN

    3h 10m

    Direct

    13:25

    SOF

    - - T W T F S

  22. MU5012

    Incheon International Airport

    16:10

    ICN

    2h 10m

    Direct

    17:20

    PVG

    S M T W T F S
    Search

  23. MU201

    Shanghai Pudong International Airport

    01:50

    PVG

    12h 40m

    Direct

    06:30

    LGW

    S M T W T F S

  24. W64304

    London Luton Airport

    19:10

    LTN

    3h 10m

    Direct

    00:20

    SOF

    S - - - T - S

  25. MF872

    Incheon International Airport

    13:20

    ICN

    3h 15m

    Direct

    15:35

    XMN

    S M T W T F S
    Search

  26. MF821

    Xiamen Gaoqi International Airport

    09:30

    XMN

    12h 40m

    Direct

    14:10

    LHR

    - - T - T - S

  27. W64304

    London Luton Airport

    19:10

    LTN

    3h 10m

    Direct

    00:20

    SOF

    S - - - T - S

  28. CA132

    Incheon International Airport

    21:55

    ICN

    2h 5m

    Direct

    23:00

    PKX

    S M T W T F S
    Search

  29. CA855

    Beijing Capital International Airport

    12:35

    PEK

    11h 20m

    Direct

    15:55

    LHR

    S M T - T F S

  30. FR8515

    London Stansted Airport

    05:55

    STN

    3h 5m

    Direct

    11:00

    SOF

    S - - - - F -
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About Incheon International Airport and Sofia Airport

Learn about Incheon International Airport (ICN) and Sofia Airport (SOF) — including location, terminals, transportation, and travel tips.

Flight distance 8,204.52km
Cheapest one-way ticket price US$386
Cheapest return ticket price US$626

FAQs for Incheon International Airport to Sofia Airport Flights

  • What is the transportation method from the main airport to downtown in Sofia?

    • The distance from Sofia Airport to downtown is about 7km, by taxi about 20 minutes.
  • One-way flights from Incheon International Airport to Sofia Airport currently start from US$386, and round-trip fares start from US$626. The current lowest fare is a Trinity Airways flight departing on Tue, Dec 15; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Incheon International Airport to Sofia Airport is US$752. Prices may vary depending on the departure date, airline, and availability.
  • Enter Incheon International Airport and Sofia Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.