$419 Find Cheap Flights from Seoul Incheon Airport to Washington - Compare and Save

The cheapest ticket to Washington from Incheon Intl Airport found in the last 5 days was to Seattle, at $827 round-trip. The most popular route is from Incheon Intl Airport (ICN) to Seattle (SEA), and the cheapest round-trip airline ticket found on this route in the last 5 days was $827.

The cheapest time of day to fly to Washington is generally in the evening, when round-trip flights cost $760 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Washington is generally at night, which is peak travel time and where the average cost of a ticket is $774.

No, with an average price for the route of $1,033, prices are generally cheapest when you fly direct.

The cheapest month for flights from Incheon Intl Airport to Washington is November, when tickets cost $562 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,104 and $994 respectively.

When flying from Seoul Incheon Airport to Washington, you should consider leaving on a Monday and avoid Saturdays if you are looking for the best rates. For your return to Seoul Incheon Airport, you’ll find the best rates on Wednesdays and the most expensive ones on Fridays.

To get a below average price on the flight from Incheon Intl Airport to Washington, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

There are 5 airlines that fly nonstop from Incheon Intl Airport to Washington. They are: Alaska Airlines, Delta, Hawaiian Airlines, Korean Air and Asiana Airlines. The cheapest price of all airlines flying this route was found with Hawaiian Airlines at $351 for a round-trip flight to Seattle (SEA). On average, Asiana Airlines offers the best prices for nonstop flights between Incheon Intl Airport and Washington.

Incheon Intl Airport and Washington are connected by different airlines. The airlines that fly that route the most regularly are Delta (19 flights per week), Korean Air (14 flights per week), and Asiana Airlines (7 flights per week).

The duration of a flight to Washington depends on your arrival airport. The shortest routes to Washington from Incheon Intl Airport are to Seattle, which takes 9h 50m, and Spokane, which takes 13h 40m.

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from Incheon Intl Airport to Washington departs at 4:40 pm, landing in Seattle at 11:00 am.

If you prefer to fly at night, the latest flight from Incheon Intl Airport to Washington jets off at 9:20 pm and lands in Seattle at 3:45 pm.