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173 € Cheap Flights from Bangkok to Incheon International

Compare Bangkok to Incheon International flight deals

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

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Flight deals from Bangkok to Incheon International Airport

Looking for a cheap last-minute deal or the best return flight from Bangkok to Incheon International Airport? If you want to travel next month, return fares start from 188 €. Find the lowest prices on one-way and return tickets right here.
Seoul.173 € per passenger.Departing Fri, 21 Aug, returning Mon, 24 Aug.Return flight with Thai VietJet Air.Outbound direct flight with Thai VietJet Air departs from Bangkok Suvarnabhumi on Fri, 21 Aug, arriving in Incheon International.Inbound direct flight with Thai VietJet Air departs from Incheon International on Mon, 24 Aug, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 173 €, select.
Seoul.174 € per passenger.Departing Sat, 23 May, returning Fri, 12 Jun.Return flight with Thai VietJet Air and Vietnam Airlines.Outbound indirect flight with Thai VietJet Air, departs from Bangkok Suvarnabhumi on Sat, 23 May, arriving in Incheon International.Inbound indirect flight with Vietnam Airlines, departs from Incheon International on Fri, 12 Jun, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 174 €, select.
Seoul.175 € per passenger.Departing Sat, 23 May, returning Sun, 31 May.Return flight with Thai VietJet Air and Vietnam Airlines.Outbound indirect flight with Thai VietJet Air, departs from Bangkok Suvarnabhumi on Sat, 23 May, arriving in Incheon International.Inbound indirect flight with Vietnam Airlines, departs from Incheon International on Sun, 31 May, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 175 €, select.
Seoul.180 € per passenger.Departing Wed, 29 Jul, returning Tue, 18 Aug.Return flight with Thai LionAir and Thai VietJet Air.Outbound direct flight with Thai LionAir departs from Don Mueang on Wed, 29 Jul, arriving in Incheon International.Inbound direct flight with Thai VietJet Air departs from Incheon International on Tue, 18 Aug, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 180 €, select.
Seoul.182 € per passenger.Departing Fri, 26 Jun, returning Mon, 29 Jun.Return flight with Cebu Pacific and Jin Air.Outbound indirect flight with Cebu Pacific, departs from Bangkok Suvarnabhumi on Fri, 26 Jun, arriving in Incheon International.Inbound indirect flight with Jin Air, departs from Incheon International on Mon, 29 Jun, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 182 €, select.
Seoul.185 € per passenger.Departing Wed, 1 Jul, returning Sun, 5 Jul.Return flight with Thai VietJet Air.Outbound direct flight with Thai VietJet Air departs from Bangkok Suvarnabhumi on Wed, 1 Jul, arriving in Incheon International.Inbound direct flight with Thai VietJet Air departs from Incheon International on Sun, 5 Jul, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 185 €, select.
Seoul.187 € per passenger.Departing Sun, 31 May, returning Fri, 12 Jun.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Don Mueang on Sun, 31 May, arriving in Incheon International.Inbound direct flight with Thai AirAsia departs from Incheon International on Fri, 12 Jun, arriving in Don Mueang.Price includes taxes and charges.From 187 €, select.
Seoul.188 € per passenger.Departing Fri, 17 Apr, returning Wed, 22 Apr.Return flight with Thai AirAsia X.Outbound direct flight with Thai AirAsia X departs from Don Mueang on Fri, 17 Apr, arriving in Incheon International.Inbound direct flight with Thai AirAsia X departs from Incheon International on Wed, 22 Apr, arriving in Don Mueang.Price includes taxes and charges.From 188 €, select.
Seoul.190 € per passenger.Departing Sat, 16 May, returning Tue, 19 May.Return flight with Thai LionAir.Outbound direct flight with Thai LionAir departs from Don Mueang on Sat, 16 May, arriving in Incheon International.Inbound direct flight with Thai LionAir departs from Incheon International on Tue, 19 May, arriving in Don Mueang.Price includes taxes and charges.From 190 €, select.
Seoul.199 € per passenger.Departing Sun, 8 Nov, returning Sun, 15 Nov.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Don Mueang on Sun, 8 Nov, arriving in Incheon International.Inbound direct flight with Thai AirAsia departs from Incheon International on Sun, 15 Nov, arriving in Don Mueang.Price includes taxes and charges.From 199 €, select.
Seoul.200 € per passenger.Departing Tue, 30 Jun, returning Mon, 6 Jul.Return flight with Jin Air.Outbound direct flight with Jin Air departs from Bangkok Suvarnabhumi on Tue, 30 Jun, arriving in Incheon International.Inbound direct flight with Jin Air departs from Incheon International on Mon, 6 Jul, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 200 €, select.
Seoul.200 € per passenger.Departing Fri, 2 Oct, returning Tue, 6 Oct.Return flight with Thai VietJet Air.Outbound direct flight with Thai VietJet Air departs from Bangkok Suvarnabhumi on Fri, 2 Oct, arriving in Incheon International.Inbound direct flight with Thai VietJet Air departs from Incheon International on Tue, 6 Oct, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 200 €, select.
Seoul.204 € per passenger.Departing Sat, 28 Nov, returning Wed, 2 Dec.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Don Mueang on Sat, 28 Nov, arriving in Incheon International.Inbound direct flight with Thai AirAsia departs from Incheon International on Wed, 2 Dec, arriving in Don Mueang.Price includes taxes and charges.From 204 €, select.
Seoul.204 € per passenger.Departing Fri, 30 Oct, returning Thu, 5 Nov.Return flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Don Mueang on Fri, 30 Oct, arriving in Incheon International.Inbound indirect flight with Thai AirAsia, departs from Incheon International on Thu, 5 Nov, arriving in Don Mueang.Price includes taxes and charges.From 204 €, select.
Seoul.204 € per passenger.Departing Fri, 24 Apr, returning Wed, 6 May.Return flight with Thai AirAsia X and Jin Air.Outbound direct flight with Thai AirAsia X departs from Don Mueang on Fri, 24 Apr, arriving in Incheon International.Inbound direct flight with Jin Air departs from Incheon International on Wed, 6 May, arriving in Bangkok Suvarnabhumi.Price includes taxes and charges.From 204 €, select.
Seoul.205 € per passenger.Departing Mon, 1 Jun, returning Fri, 12 Jun.Return flight with Thai VietJet Air and Thai AirAsia.Outbound direct flight with Thai VietJet Air departs from Bangkok Suvarnabhumi on Mon, 1 Jun, arriving in Incheon International.Inbound direct flight with Thai AirAsia departs from Incheon International on Fri, 12 Jun, arriving in Don Mueang.Price includes taxes and charges.From 205 €, select.

Find the cheapest month to fly from Bangkok to Incheon International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bangkok to Incheon International flights are currently cheapest in August.
Mar
from 241 €
Apr
from 188 €
May
from 175 €
Jun
from 182 €
Jul
from 185 €
Aug
from 173 €
Sep
from 210 €
Oct
from 200 €
Nov
from 199 €
Dec
from 215 €
Jan
from 215 €
Feb
from 236 €

Direct flights from Bangkok to Incheon International

Bangkok to Incheon International: Alternative routes

Compare routes from Bangkok 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 245 €
Search flights

Incheon International

48km from central Seoul
Cheapest
from 173 €
Search flights

Bangkok to Seoul: Flight information

The things to know before you go.
Cheapest flight found173 €
Cheapest month to flyAugust
Average flight time5 hrs, 36 mins
Most popular airlineKorean Air
Average flights per week284

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Hotel MyeongdongJang – Steps From Myeongdong Station & Market
0.74 km from city centre
€186
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Four Seasons Hotel Seoul
0.51 km from city centre
€704
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Hotel Vert
0.51 km from city centre
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Finding cheap flights from Bangkok to Incheon International: Frequently asked questions

5 hours and 35 minutes is the average flight time from Bangkok to Incheon International.
Korean Air, Asiana Airlines and Delta fly direct from Bangkok to Incheon International.
As of March 2026, there are 284 flights per week flying from Bangkok to Incheon International.
The cheapest month to fly from Bangkok to Incheon International is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Bangkok to Incheon International Airport on Friday, 21 August 2026.
Yes – the average flight time is 5 hours and 35 minutes.
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.
The cheapest airline that flies to Incheon International is Thai VietJet Air .

Flying from Bangkok to Seoul Incheon International Airport (ICN): What you need to know

  • Bangkok is home to a couple of airports where you can kick off your trip. Explore your options for reserving a flight from Bangkok to Seoul Incheon International Airport (ICN) departing from Bangkok Suvarnabhumi International Airport (BKK) or Bangkok Don Mueang International Airport (DMK).

  • Around 5 hours 30 minutes is the typical travel time on a direct Bangkok to Seoul Incheon International Airport flight.

  • Seoul Incheon International Airport is located in Seoul. The city is in the UTC+9 timezone and is two hours ahead of Bangkok.

  • The most popular route is Bangkok Suvarnabhumi International Airport (BKK) to Seoul Incheon International Airport (ICN). Pick from 98 direct services every week.

  • Your flight from Bangkok to ICN won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • During popular months like February, you'll want to get to the airport earlier than usual. Arrive two hours before a domestic departure and four hours ahead of an international flight when you fly during high season in general.

Airports in Bangkok

Bangkok Suvarnabhumi International Airport (BKK)

  • Enjoy an uninterrupted journey from Bangkok Suvarnabhumi International Airport (BKK). Direct flights from Bangkok to Seoul Incheon International Airport (ICN) can be booked from here.

  • Direct flights from Bangkok to Seoul Incheon International Airport are available from a range of airlines at BKK. Get on board with any of these:

  • Most travellers prefer to fly with Korean Air between BKK and ICN.

  • Among carriers operating on this route, Air Busan has the highest rate of on-time arrivals.

  • Consider adding a stopover to find cheap flights from Bangkok to ICN. Just deselect 'Direct flights only' when searching for departures from Bangkok Suvarnabhumi International Airport (BKK). Slip in a stop (and skip the high fares) by flying through one of these popular options:

    • Shanghai Pudong International Airport (PVG)

    • Nanjing Lukou International Airport (NKG)

    • Taiwan Taoyuan International Airport (TPE)

  • Located around 31 kilometres from the centre of Bangkok, BKK can be reached in about 35 minutes by car, depending on traffic. The journey on public transport takes roughly 35 minutes.

  • Want a leisurely start to your trip? Stay near Bangkok Suvarnabhumi International Airport. Whether you're catching an early flight from Bangkok to Seoul Incheon International Airport or just don't want to be rushed, these hotels offer the perfect solution:

  • 68% of flights that leave from Bangkok Suvarnabhumi International Airport touch down at their destination on time.

Bangkok Don Mueang International Airport (DMK)

  • Consider starting your journey from Bangkok Don Mueang International Airport (DMK). You can book a direct Bangkok to Seoul Incheon International Airport (ICN) plane ticket from this hub.

  • From DMK, direct flights from Bangkok to ICN are available with Thai AirAsia X.

  • Thai AirAsia X attracts the most bookings on the DMK to ICN route.

  • Experience more along the way with a stopover on your flight from Bangkok to Seoul Incheon International Airport. Here's where you can connect between Bangkok Don Mueang International Airport and ICN:

    • Taiwan Taoyuan International Airport (TPE)

    • Jinan Yaoqiang International Airport (TNA)

    • Chiang Mai International Airport (CNX)

  • You can get to DMK from the centre of Bangkok in approximately 35 minutes by car (depending on traffic). The ride on public transport will take roughly 1 hour 5 minutes to cover the 24 kilometres or so.

  • Catching an early morning flight? Think about staying at one of these accommodation options near Bangkok Don Mueang International Airport the day before your Bangkok to ICN flight:

  • Bangkok Don Mueang International Airport has an on-time performance rate of 66%. This figure sheds light on how frequently flights departing from this airport land on time.

About Seoul Incheon International Airport (ICN)

  • If you're coming in on a late flight from Bangkok to Seoul Incheon International Airport, nothing tops the convenience of staying close to the terminal. Grab your bags from the carousel and then be showered and relaxing not long after at one of these hotels near ICN:

  • Begin your adventure by picking up a Seoul Incheon International Airport rental car. Grab a set of wheels from WECAR, Hi Rent A Car or Alamo and explore beyond Seoul's usual tourist stops.

  • For the lowest price, book your ride around four weeks in advance of your Bangkok to Seoul Incheon International Airport flight.

Getting from Seoul Incheon International Airport (ICN) to central Seoul

  • Seoul Incheon International Airport is around 48 kilometres from the centre of Seoul. It takes around 1 hour 5 minutes or so to get to the city by car.

  • Travelling by public transport typically takes 50 minutes.

How to find the cheapest flights from Bangkok to Seoul Incheon International Airport (ICN)

  • The lowest price we've found for a one-way ticket from Bangkok to Seoul Incheon International Airport is 86 €. For a return flight on this route, the best price is 173 €. Depending on how early you book and the availability, these fares could change.

  • Book one month before you want to fly. Pricing trends suggest that this is the ideal window for finding cheap flights from Bangkok to ICN.

  • Schedule your trip for June. That's the best month for scoring a great bargain on Bangkok to Seoul Incheon International Airport tickets. If you're flexible with your travel dates, use the 'Whole month' tool to find the cheapest price across every month.

  • Locking in a cheap plane ticket from Bangkok to ICN is easy with Price Alerts. Simply set up one of these automatic alerts and we'll let you know as soon as a better deal is available.

  • Lock in a cheap flight from Bangkok to Seoul Incheon International Airport by using filters. Select your ideal times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Bangkok to Seoul Incheon International Airport (ICN)

  • February is when most people book flights from Bangkok to Seoul Incheon International Airport (ICN). Visit Seoul in September for a quieter experience.

  • Lock in a Bangkok to ICN plane ticket departing in August if you're eager to visit the city during its warmest month. Expect temperatures in Seoul to range from 19ºC (66ºF) to 32ºC (90ºF).

  • If you want to travel in cooler conditions, search for a cheap ticket from Bangkok to Seoul Incheon International Airport in January when temperatures are between -12ºC (10ºF) and 4ºC (39ºF).

More about Seoul

  • Start your Seoul trip off on the right foot by choosing the perfect place to stay. As soon as you've booked your flight from Bangkok to Seoul Incheon International Airport, browse our range of hotels including:

  • Your Seoul trip isn't complete without checking out the sights. Big-name attractions you can't miss include Gyeongbokgung Palace, Bukchon Hanok Village and N Seoul Tower.

Explore more of South Korea

  • You've done Seoul, now it's time to explore other parts of South Korea. Travel around 257 kilometres southeast to Daegu to tick off its popular sights. From Modern Art Statue to Jung-gu District and Alive Aquarium Daegu, your itinerary will be busy.

  • Daejeon is another standout destination in South Korea and is around 153 kilometres southeast of Seoul. No journey is complete without seeing National Science Museum, Temi Park and Yuseong Hot Springs.

More travel options

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.