Cheap United flights Frankfurt (FRA) to Seoul (ICN)

You’ll discover cheap round-trip United Airlines flights from $2,877 from FRA to ICN by sorting your results from “Price (lowest to highest)” on Expedia. Or look for deals for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for one-way or round-trip flights to Seoul in January or February. You could find cheaper fares with United Airlines during these quieter months.

Snagging the best United Airlines deals from FRA to ICN often comes down to booking at the right time. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. To top it off, you can pocket 17% on average by buying your tickets on a Sunday rather than a Friday, which is usually the most expensive day to book.* It’s a good idea to start checking out flights about one month before your travel dates.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use our “Nonstop” filter when looking for direct United Airlines flights from FRA to ICN. You’ll also be able to compare other carriers servicing the same direct trip.

Filter your results by “Early Morning” and “Morning” to browse the earliest flights from FRA to ICN. Heading off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

United Airlines flights from Frankfurt Intl. Airport (FRA) to Seoul come in to land at Incheon Intl. Airport (ICN). This is the main gateway to this city.

Travel from FRA to ICN with United Airlines and look forward to a range of benefits starting with a rewarding loyalty program. When booking through Expedia as a United Mileage Plus and One Key™ member, you could also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You can usually cancel or modify your flight, although additional fees may apply if you made your booking over 24 hours ago. Want to keep your options open? Make use of Expedia’s “No cancel fee” or “Changes included” filter to find flights that won’t penalize you if you need to revise your plans. To update your booking, go to “Trips,” select your flight and click on “Manage Booking” for more details.