Skyscanner home

Cheap Flights from Washington D.C. (DCA) to Seoul (ICN)

Return selected
Return selected
origin
Enter the city you're flying from, or choose from the options below
Include nearby airports
    selected
    destination
    . Enter your destination, or choose from the options below
    Include nearby airports
      selected
      Travellers and cabin class, 1 Adult, Economy

      Compare Washington Ronald Reagan to Incheon International flight deals

      Find the cheapest month or even day of the year to fly to Incheon International

      Book the best Incheon International fare with no extra fees

      Flight deals from Washington Ronald Reagan to Incheon International

      Looking for a cheap last-minute deal or the best return flight from Washington Ronald Reagan Airport to Incheon International Airport? If you want to travel next month, return fares start from $1,511. Find the lowest prices on one-way and return tickets right here.
      Seoul.$1,377 per passenger.Departing Fri, 30 Oct, returning Wed, 18 Nov.Return flight with Frontier Airlines and Air Premia.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Fri, 30 Oct, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Wed, 18 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,377, select.
      Seoul.$1,443 per passenger.Departing Tue, 3 Nov, returning Fri, 13 Nov.Return flight with Air Canada and Air Premia.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Tue, 3 Nov, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Fri, 13 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,443, select.
      Seoul.$1,450 per passenger.Departing Mon, 14 Sep, returning Fri, 30 Oct.Return flight with jetBlue and Asiana Airlines.Outbound indirect flight with jetBlue, departs from Washington Ronald Reagan on Mon, 14 Sep, arriving in Incheon International.Inbound indirect flight with Asiana Airlines, departs from Incheon International on Fri, 30 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,450, select.
      Seoul.$1,502 per passenger.Departing Wed, 14 Oct, returning Sat, 24 Oct.Return flight with Air Canada and Air Premia.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Wed, 14 Oct, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Sat, 24 Oct, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,502, select.
      Seoul.$1,510 per passenger.Departing Sat, 19 Sep, returning Wed, 30 Sep.Return flight with Frontier Airlines and Air Premia.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Sat, 19 Sep, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Wed, 30 Sep, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,510, select.
      Seoul.$1,514 per passenger.Departing Sun, 20 Sep, returning Sun, 15 Nov.Return flight with Frontier Airlines and Air Premia.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Sun, 20 Sep, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Sun, 15 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,514, select.
      Seoul.$1,567 per passenger.Departing Tue, 10 Nov, returning Wed, 9 Dec.Return flight with Frontier Airlines and Air Premia.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Tue, 10 Nov, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Wed, 9 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,567, select.
      Seoul.$1,568 per passenger.Departing Wed, 14 Apr, returning Wed, 28 Apr.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Wed, 14 Apr, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Wed, 28 Apr, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,568, select.
      Seoul.$1,579 per passenger.Departing Sat, 29 Aug, returning Sat, 21 Nov.Return flight with Frontier Airlines and Air Premia.Outbound indirect flight with Frontier Airlines, departs from Washington Ronald Reagan on Sat, 29 Aug, arriving in Incheon International.Inbound indirect flight with Air Premia, departs from Incheon International on Sat, 21 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,579, select.
      Seoul.$1,580 per passenger.Departing Wed, 21 Apr, returning Thu, 6 May.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Wed, 21 Apr, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Thu, 6 May, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,580, select.
      Seoul.$1,580 per passenger.Departing Tue, 13 Apr, returning Wed, 9 Jun.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Tue, 13 Apr, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Wed, 9 Jun, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,580, select.
      Seoul.$1,587 per passenger.Departing Wed, 20 Jan, returning Mon, 1 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Wed, 20 Jan, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Mon, 1 Feb, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,587, select.
      Seoul.$1,590 per passenger.Departing Sun, 14 Feb, returning Wed, 24 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Sun, 14 Feb, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Wed, 24 Feb, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,590, select.
      Seoul.$1,595 per passenger.Departing Tue, 22 Sep, returning Wed, 2 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Tue, 22 Sep, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Wed, 2 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,595, select.
      Seoul.$1,602 per passenger.Departing Tue, 15 Sep, returning Tue, 12 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Tue, 15 Sep, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Tue, 12 Jan, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,602, select.
      Seoul.$1,606 per passenger.Departing Mon, 1 Mar, returning Tue, 11 May.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Washington Ronald Reagan on Mon, 1 Mar, arriving in Incheon International.Inbound indirect flight with Air Canada, departs from Incheon International on Tue, 11 May, arriving in Washington Ronald Reagan.Price includes taxes and charges.From $1,606, select.

      Find the cheapest month to fly from Washington Ronald Reagan to Incheon International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Ronald Reagan to Incheon International flights are currently cheapest in November.
      Aug
      from $2,066
      Sep
      from $1,510
      Oct
      from $1,502
      Nov
      from $1,443
      Dec
      from $1,752
      Jan
      from $1,606
      Feb
      from $1,590
      Mar
      from $1,637
      Apr
      from $1,568
      May
      from $1,778
      Jun
      from $2,598
      Jul
      from $1,615

      Washington Ronald Reagan to Incheon International: Alternative routes

      Compare routes from Washington Ronald Reagan to Seoul below. You may find an airport to fly into that's cheaper, faster, or easier than Incheon International.

      Gimpo International

      17km from central Seoul
      Closest
      from $2,054
      Search flights

      Incheon International

      48km from central Seoul
      Cheapest
      from $1,377
      Search flights

      Washington D.C. to Seoul: Flight information

      The things to know before you go.
      Cheapest flight found$1,377
      Cheapest month to flyOctober

      Finding cheap flights from Washington Ronald Reagan to Incheon International: Frequently asked questions

      The best price we found for a return flight from Washington Ronald Reagan to Incheon International is $1,377. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Washington Ronald Reagan to Incheon International. But we found flights with one or more stops from $1,377.
      As of August 2026, there are no flights flying from Washington Ronald Reagan to Incheon International.
      The cheapest month to fly from Washington Ronald Reagan to Incheon International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Ronald Reagan Airport to Incheon International Airport on Friday, 30 October 2026.
      No airlines currently offer direct flights between Washington Ronald Reagan Airport and Incheon International Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Incheon International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seoul is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines offers the cheapest flight tickets to Incheon International.

      Flying from Washington Ronald Reagan Airport (DCA) to Incheon International Airport (ICN): what you need to know

      • Seoul is 14 hours ahead of Washington DC and observes the UTC+9 timezone.

      • For a smooth journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably board your DCA to ICN flight.

      • During popular months like August, you'll want to get to the airport well in advance. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're travelling during peak periods in general.

      • Consider adding a stopover when booking your ticket from Washington Ronald Reagan Airport to Incheon International Airport. Simply deselect 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here are some options between DCA and ICN:

        • Chicago O'Hare International Airport

        • Boston Logan International Airport

        • Toronto Pearson International Airport

      How to find the cheapest flights from Washington Ronald Reagan Airport (DCA) to Incheon International Airport (ICN)

      • $652 is the best price for a one-way Washington Ronald Reagan Airport to Incheon International Airport flight. Return flights start from $1,377. These fares can change depending on demand and availability.

      • Don't wait until the last moment. You're more likely to find cheap tickets from DCA to ICN if you book ahead. Airlines often have some excellent early bird rates.

      • Finding cheap flights from Washington Ronald Reagan Airport to Incheon International Airport is easier if you're flexible with your trip dates. Use the 'Whole month' tool to see the lowest prices across the month and bag a great deal.

      • Landing cheap flights from DCA to ICN is easy with Price Alerts. Simply create one of these automatic alerts and we'll let you know when fares go down.

      • Pick your preferred arrival and departure times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Washington Ronald Reagan Airport to Incheon International Airport.

      Handy information about Washington Ronald Reagan Airport (DCA)

      • DCA is located at 1 Aviation Circle.

      • When it comes to Washington Ronald Reagan Airport's on-time performance, 71% of flights arrive within the expected timeframe.

      • To get to Washington Ronald Reagan Airport from central Washington DC, it'll take around 10 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 6 kilometres from the airport to the city centre.

      • Catching public transport? Expect a trip time of around 25 minutes.

      • Need a convenient hotel near DCA? If you're boarding an early flight from Washington Ronald Reagan Airport to Incheon International Airport, these accommodation options will have you sleeping moments from your departure lounge:

      Arriving at Incheon International Airport (ICN)

      Getting from Incheon International Airport (ICN) to central Seoul

      • Incheon International Airport is approximately 48 kilometres from central Seoul. The drive time takes around 1 hour 5 minutes.

      • Getting to the centre by public transport will take you around 50 minutes.

      When to fly to Incheon International Airport (ICN)

      • August is the most popular month for flights from Washington Ronald Reagan Airport to Incheon International Airport. For smaller crowds, visit Seoul in March.

      • Lock in your flight from Washington Ronald Reagan Airport to Incheon International Airport for August if you'd like to visit Seoul during its warmest month. You can expect temperatures of between 19ºC (66ºF) and 32ºC (90ºF).

      • January has average temperatures of between -12ºC (10ºF) and 4ºC (39ºF). Look for cheap tickets from DCA to ICN around that time if you'd rather travel in cooler conditions.

      Explore more of South Korea

      • You've visited Seoul, now it's time to discover other corners of South Korea. Journey about 322 kilometres south-east to Busan to check off its top sights. From Gamcheon Culture Village to Haeundae Beach and Beautiful View Busan - Diamond Bridge, you'll have a full itinerary ahead.

      • If you're interested in discovering another major stop in South Korea, consider Incheon, roughly 56 kilometres west of Seoul. INSPIRE Arena, Wangsan Beach and Seokmodo Natural Forest are among its highlights.

      Plan smart, explore more

      Where should Australians travel this year?

      What are the cheapest days and weeks to fly?

      5 best premium economy airlines worth paying for

      How to search for multi-city flights with Skyscanner

      Plan the rest of your trip from Washington D.C. to Seoul

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.