$1,558 Cheap Lufthansa flights Seoul (ICN) to Washington (IAD)

Apply the “Price (lowest to highest)” filter on Expedia to search for cheap Lufthansa return flights from $1,603 from ICN to IAD. Affordable one-way tickets from $1,558 are available too.**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.

January is one of the cheapest months to jet away to Washington with Lufthansa. You could also find great prices on return and one-way fares in February.

Start your search for Lufthansa flights from ICN to IAD about one month before you want to go. The cheapest time to reserve an international flight is usually 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of itinerary or ticket type, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**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 the “Nonstop” filter when looking for direct Lufthansa flights from ICN to IAD. You can also compare other carriers offering the same nonstop journey.

To find the earliest departures from ICN to IAD with Lufthansa, filter your results by “Early Morning” and “Morning.” Choosing an early flight generally means 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.

Hop on a Lufthansa flight from Incheon Intl. Airport (ICN) to Washington, and you’ll likely land at Washington Dulles Intl. Airport (IAD). This is the airline’s main hub in this city.

On a standard economy flight with Lufthansa from ICN to IAD, you can bring 1 checked-in bag up to 50 lb with dimensions no larger than 62 inches in total. For carry-on, you can have 2 cabin bags weighing up to 17 lb and measuring less than 21 inches x 15 inches x 9 inches. Size and weight allowances can vary depending on your cabin class and fare type. To make sure you don’t get caught with extra charges at the airport, check your Lufthansa booking or look up the airline’s website before loading up your suitcase.

With a rewarding loyalty program and top-tier customer service, Lufthansa is a top choice for many travelers flying from ICN to IAD. What’s more, if you’re a Lufthansa Miles and More and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of making your booking, but your airline may charge you after that time. For further information about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your itinerary without additional charges, check the “No cancel fee” or “Changes included” filter when organizing your trip.