$429 Find Cheap Flights from Seoul to Portland - Compare and Save

In the last 5 days, the lowest price for a flight from Seoul to Portland was $429 for a one-way ticket and $852 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Seoul and on arrival in Portland.

Seoul is served by 2 major airports and there is only 1 main airport in Portland. You will leave Seoul from one of these airports: Seoul Gimpo Intl or Incheon Intl. You will be arriving at Portland.

We unfortunately don’t have that data for this specific route.

SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between Seoul and Portland, with SkyTeam being the most commonly used for this route.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seoul to Portland.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Seoul is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Seoul with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Seoul up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.