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฿3,012+ Cheap flights to South Korea

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/11. Fares are subject to change and may not be available on all flights or dates of travel.
— ICN
9 Jul — 16 Jul1
1 adult

Flights to South Korea in 2025

Find the latest flights to South Korea in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 4 July 2025.

Return from

฿5,959

One-way from

฿3,012

Popular in

December

Cheapest in

August

Average price

฿8,744
Thai AirAsia X
  • Thai AirAsia X
  • 23/10-31/10
  • Nonstop
  • 11h 45m total
  • Bangkok to Seoul
Search Deals
Thai AirAsia X
  • Thai AirAsia X
  • 24/11
  • Nonstop
  • 5h 35m total
  • Bangkok to South Korea
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (฿49,524 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿9,771 potential savings vs. average return price).
Search Deals
Average for return flights in July 2025
Search Deals

Find flights to South Korea

Browse one-way and return flights deals to South Korea on Cheapflights. Flight deals are based on user searches and were last updated on 4 July 2025
Explore South Korea
Flights to Seoul
Flights to Busan

Find flight deals to South Korea

Cheapest flights to South Korea
Explore the most affordable flight options available to South Korea. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.

Thu 23/1002:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Fri 31/1011:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Deal found 2/7฿5,959
Sun 19/1001:45BKK - ICN
Nonstop5h 35mThai Vietjet Air
Thu 23/1011:55ICN - BKK
Nonstop5h 50mThai Vietjet Air
Deal found 2/7฿5,959
Wed 20/802:25BKK - ICN
1 stop19h 25mMultiple Airlines
Sat 30/818:00ICN - BKK
Nonstop6h 35mMultiple Airlines
Deal found 4/7฿5,991
Mon 25/818:45BKK - PUS
1 stop16h 45mMultiple Airlines
Fri 29/811:00PUS - BKK
1 stop9h 05mMultiple Airlines
Deal found 1/7฿6,185
Thu 21/800:05BKK - ICN
Nonstop5h 35mT'way Air
Wed 27/818:00ICN - BKK
Nonstop6h 35mT'way Air
Deal found 4/7฿6,315
Fri 5/907:30DMK - ICN
1 stop9h 55mMultiple Airlines
Wed 10/911:35ICN - DMK
Nonstop6h 10mMultiple Airlines
Deal found 3/7฿6,898

Cheapflights Fare Finder

Locate flights to South Korea that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 4 July 2025.
Use the filters below to find and compare flights to South Korea that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 23/10

02:45-10:20

Nonstop5h 35m

Incheon Intl

Fri 31/10

11:20-15:30

Nonstop6h 10m

฿5,959

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 19/10

01:45-09:20

Nonstop5h 35m

Incheon Intl

Fri 24/10

11:55-15:45

Nonstop5h 50m

฿5,959

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 20/8

02:25-23:50

1 stop19h 25m

Incheon Intl

Sat 30/8

18:00-22:35

Nonstop6h 35m

฿5,991

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Mon 25/8

18:45-13:30

1 stop16h 45m

Busan Gimhae

Fri 29/8

11:00-18:05

1 stop9h 05m

฿6,185

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 21/8

00:05-07:40

Nonstop5h 35m

Incheon Intl

Wed 27/8

18:00-22:35

Nonstop6h 35m

฿6,315

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Thu 2/10

07:45-07:50

1 stop22h 05m

Busan Gimhae

Sat 11/10

11:00-18:05

1 stop9h 05m

฿6,898

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Fri 5/9

07:30-19:25

1 stop9h 55m

Incheon Intl

Wed 10/9

11:35-15:45

Nonstop6h 10m

฿6,898

BangkokDaegu

BKK - TAE

BKKTAE

Bangkok Suvarnabhumi

Wed 10/9

02:05-09:40

Nonstop5h 35m

Daegu

Sun 14/9

21:25-01:05

Nonstop5h 40m

฿6,963

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Sat 23/8

18:45-13:30

1 stop16h 45m

Busan Gimhae

Mon 25/8

08:00-17:45

1 stop11h 45m

฿7,060

BangkokDaegu

BKK - TAE

BKKTAE

Bangkok Suvarnabhumi

Thu 11/9

19:45-06:45

1 stop9h 00m

Daegu

Sun 14/9

21:25-01:05

Nonstop5h 40m

฿7,157

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 56 results
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Best time to book a flight to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to South Korea

How long is the flight to South Korea?

On average, a flight from Bangkok to South Korea takes 13 hours 32 minutes. Flights to South Korea from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to South Korea?

Use this chart to determine the cheapest time to fly return from Bangkok to South Korea. Price data was last updated on 29 September 2024.

Users looking for the lowest fares to South Korea should consider flying on Friday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Monday at midday, when prices are usually at their highest.

Weekly flight availability to South Korea

The most flights from Bangkok to South Korea are scheduled on a Wednesday (35 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (30 on average).

What are the most popular airlines that fly to South Korea?

The most popular airlines flying from Bangkok to South Korea are Thai AirAsia X, Air Busan and Thai Airways.

Thai AirAsia X
Thai AirAsia X
From ฿182
Air Busan
Air Busan
From ฿222
Thai Airways
Thai Airways
From ฿321
Jeju Air
Jeju Air
From ฿175

What are the cheapest airlines that fly to South Korea?

The cheapest airlines flying from Bangkok to South Korea are Vietnam Airlines, Eastar Jet and Jin Air.

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Korea ranges from 20.0 - 260.0 mm per month. July is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit South Korea when rainfall is around 20.0 mm.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -2.0 C).

What are the most popular places to fly to in South Korea?

Destination popularity is based on the amount of flight searches to South Korea in the last few years. This data was updated on 4 July 2025.
The most popular places in South Korea to fly to are Incheon, Seoul, Busan and Jeju City.

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Korea. Reviews last updated 4 July 2025.
Read reviews from past customers who have flown ไห่หนานแอร์ไลน์, AIR PREMIA, andVietnam Airlines to South Korea. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Crew

8.9

Entertainment

7.6

Food

8.6

Boarding

8.6

Comfort

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Crew

8.9

Entertainment

7.6

Food

8.6

Boarding

8.6

Comfort

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
AIR PREMIA
8.2
Very Good
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Crew

8.9

Entertainment

7.6

Food

8.6

Boarding

8.6

Comfort

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Vietnam Airlines
7.5
Good
194 reviews
ไห่หนานแอร์ไลน์
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Crew

8.9

Entertainment

7.6

Food

8.6

Boarding

8.6

Comfort

8.1

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

FAQs about flying to South Korea

  • Can I find cheaper flights to South Korea if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to South Korea on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to South Korea?

    Based on reviews from Cheapflights users, Vietnam Airlines is rated the highest out of the airlines that fly to South Korea.

  • What is the cheapest airport to fly to in South Korea?

    Incheon Intl is currently the cheapest airport to fly to in South Korea. One-way flights to Incheon Intl typically cost ฿2,396, while return flights cost around ฿2,353.

  • How much is a return flight to South Korea?

    A return flight to South Korea will typically cost around ฿73, however they can be found for as little as ฿73.

  • Where does the fastest flight to South Korea depart from?

    For those looking to save time traveling to South Korea, Chiang Mai offers the quickest one-way flight (5 hours 0 minutes).

  • Does Incheon Intl have rental cars?

    Yes. Those touching down at Incheon Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Incheon Intl?

    Yes. Incheon Intl has hotels nearby for those requiring accommodations. Darakhyu Incheon Airport Terminal 2 Capsule Hotel by Walkerhill is the closest property to Incheon Intl (0.0 km away from Incheon Intl).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Select your preferred flight destination in South Korea from the list below.
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Why should you use Cheapflights to find cheap flight tickets to South Korea?

Cheapflights helps you find that perfect flight to South Korea by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to South Korea with no change fees?

Yes, we can. To see specific flights to South Korea with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to South Korea become cheaper?

Yes, Cheapflights offers price alerts on South Korea flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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