Skyscanner home

Cheap Flights from Knoxville (TYS) 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 Knoxville 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 Knoxville to Incheon International

      Looking for a cheap last-minute deal or the best return flight from Knoxville Airport to Incheon International Airport? If you want to travel next month, return fares start from $2,077. Find the lowest prices on one-way and return tickets right here.
      Seoul.$1,538 per passenger.Departing Mon, 14 Sep, returning Thu, 17 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Knoxville on Mon, 14 Sep, arriving in Incheon International.Inbound indirect flight with Delta, departs from Incheon International on Thu, 17 Sep, arriving in Knoxville.Price includes taxes and charges.From $1,538, select.
      Seoul.$2,021 per passenger.Departing Tue, 2 Mar, returning Wed, 24 Mar.Return flight with United.Outbound indirect flight with United, departs from Knoxville on Tue, 2 Mar, arriving in Incheon International.Inbound indirect flight with United, departs from Incheon International on Wed, 24 Mar, arriving in Knoxville.Price includes taxes and charges.From $2,021, select.
      Seoul.$2,077 per passenger.Departing Wed, 21 Oct, returning Wed, 28 Oct.Return flight with United.Outbound indirect flight with United, departs from Knoxville on Wed, 21 Oct, arriving in Incheon International.Inbound indirect flight with United, departs from Incheon International on Wed, 28 Oct, arriving in Knoxville.Price includes taxes and charges.From $2,077, select.
      Seoul.$2,103 per passenger.Departing Mon, 25 Jan, returning Sun, 7 Feb.Return flight with United.Outbound indirect flight with United, departs from Knoxville on Mon, 25 Jan, arriving in Incheon International.Inbound indirect flight with United, departs from Incheon International on Sun, 7 Feb, arriving in Knoxville.Price includes taxes and charges.From $2,103, select.
      Seoul.$2,140 per passenger.Departing Thu, 10 Dec, returning Sat, 16 Jan.Return flight with Aer Lingus and T'way Air.Outbound indirect flight with Aer Lingus, departs from Knoxville on Thu, 10 Dec, arriving in Incheon International.Inbound indirect flight with T'way Air, departs from Incheon International on Sat, 16 Jan, arriving in Knoxville.Price includes taxes and charges.From $2,140, select.
      Seoul.$2,168 per passenger.Departing Tue, 18 May, returning Tue, 15 Jun.Return flight with United.Outbound indirect flight with United, departs from Knoxville on Tue, 18 May, arriving in Incheon International.Inbound indirect flight with United, departs from Incheon International on Tue, 15 Jun, arriving in Knoxville.Price includes taxes and charges.From $2,168, select.
      Seoul.$2,199 per passenger.Departing Wed, 30 Sep, returning Tue, 6 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Knoxville on Wed, 30 Sep, arriving in Incheon International.Inbound indirect flight with Delta, departs from Incheon International on Tue, 6 Oct, arriving in Knoxville.Price includes taxes and charges.From $2,199, select.
      Seoul.$2,311 per passenger.Departing Tue, 27 Oct, returning Sun, 8 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Knoxville on Tue, 27 Oct, arriving in Incheon International.Inbound indirect flight with Delta, departs from Incheon International on Sun, 8 Nov, arriving in Knoxville.Price includes taxes and charges.From $2,311, select.
      Seoul.$2,376 per passenger.Departing Sun, 1 Nov, returning Sat, 14 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Knoxville on Sun, 1 Nov, arriving in Incheon International.Inbound indirect flight with Delta, departs from Incheon International on Sat, 14 Nov, arriving in Knoxville.Price includes taxes and charges.From $2,376, select.
      Seoul.$3,095 per passenger.Departing Fri, 18 Jun, returning Sun, 4 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Knoxville on Fri, 18 Jun, arriving in Incheon International.Inbound indirect flight with Delta, departs from Incheon International on Sun, 4 Jul, arriving in Knoxville.Price includes taxes and charges.From $3,095, select.

      Find the cheapest month to fly from Knoxville to Incheon International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Knoxville to Incheon International flights are currently cheapest in September.
      Sep
      from $1,538
      Oct
      from $2,077
      Nov
      from $2,376
      Dec
      Find prices
      Jan
      Find prices
      Feb
      Find prices
      Mar
      from $2,021
      Apr
      Find prices
      May
      Find prices
      Jun
      Find prices
      Jul
      Find prices
      Aug
      Find prices

      Knoxville to Incheon International: Alternative routes

      Compare routes from Knoxville 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 $2,428
      Search flights

      Incheon International

      48km from central Seoul
      Cheapest
      from $1,538
      Search flights

      Knoxville to Seoul: Flight information

      The things to know before you go.
      Cheapest flight found$1,538
      Cheapest month to flySeptember

      Finding cheap flights from Knoxville to Incheon International: Frequently asked questions

      The best price we found for a return flight from Knoxville to Incheon International is $1,538. 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 Knoxville to Incheon International. But we found flights with one or more stops from $1,538.
      As of September 2026, there are no flights flying from Knoxville to Incheon International.
      The cheapest month to fly from Knoxville to Incheon International is usually September.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Knoxville Airport to Incheon International Airport on Monday, 14 September 2026.
      No airlines currently offer direct flights between Knoxville 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, Delta offers the cheapest flight tickets to Incheon International.

      Flying from Knoxville Airport (TYS) to Incheon International Airport (ICN): what you need to know

      • Seoul's timezone is UTC+9, making Seoul 14 hours ahead of Knoxville.

      • Your TYS to ICN flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

      • You can expect longer lines during popular months such as October. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a wise move.

      How to find the cheapest flights from Knoxville Airport (TYS) to Incheon International Airport (ICN)

      • The cheapest price we've seen for a one-way Knoxville Airport to Incheon International Airport flight is $747. A round-trip ticket right now is $1,538. Depending on the availability and when you book, these fares could change.

      • To score cheap tickets from TYS to ICN, book ahead. Airlines usually offer the most competitive fares when flights are first released.

      • Finding cheap flights from Knoxville Airport to Incheon International Airport is easy if you're flexible with your dates. Use the 'Whole month' function to see the best prices throughout the month and land a great deal.

      • Spend less time searching for cheap flights from TYS to ICN by creating a Price Alert. We'll send you an email or notification on the app when fares go down.

      • Pick your ideal arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Knoxville Airport to Incheon International Airport.

      Handy information about Knoxville Airport (TYS)

      • You'll find TYS at 2055 Alcoa Highway.

      • 76% of flights taking off from Knoxville Airport make it to their destination on time.

      • Knoxville Airport is around 24 kilometres from central Knoxville. If you're driving, ride-sharing or catching a taxi from the centre, it'll take you 25 minutes or so to get there, depending on the traffic.

      • Expect a journey time of roughly 50 minutes when using public transport.

      • Catching an early flight from Knoxville Airport to Incheon International Airport? Avoid the stress of rushing to the airport (and catch some extra z's) by choosing one of these hotels near TYS:

      Arriving at Incheon International Airport (ICN)

      When to fly to Incheon International Airport (ICN)

      • It's time to plan your travel dates for your flight from Knoxville Airport to Incheon International Airport. August is the busiest month to visit Seoul. If you want a more relaxed vibe, go in March.

      • Before locking in your flight from Knoxville Airport to Incheon International Airport, think about the kind of weather you like. August is the warmest month in Seoul, with temperatures ranging from 19ºC (66ºF) to 32ºC (90ºF).

      • For cooler conditions, search for a cheap ticket from TYS to ICN in January. Temperatures average between -12ºC (10ºF) and 4ºC (39ºF) then.

      Explore more of South Korea

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

      • Around 56 kilometres west of Seoul, Incheon is another essential stop in South Korea. Experience this destination's highlights firsthand at INSPIRE Arena, Wangsan Beach and Seokmodo Natural Forest.

      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

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