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฿3,101+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
— ICN
16 Jun — 23 Jun1
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 11 June 2025.

Return from

฿5,810

One-way from

฿3,101

Popular in

December

Cheapest in

June

Average price

฿7,931
Thai AirAsia X
  • Thai AirAsia X
  • 30/6-14/7
  • Nonstop
  • 11h 45m total
  • Bangkok to Seoul
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VietJet Air
  • VietJet Air
  • 1/10
  • 1 total stop
  • 13h 10m total
  • Bangkok to South Korea
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (฿47,625 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿10,211 potential savings vs. average return price).
Search Deals
Average for return flights in June 2025
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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 11 June 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 11 June 2025.

Mon 7/715:45BKK - PUS
1 stop13h 10mMultiple Airlines
Mon 14/720:35PUS - BKK
Nonstop5h 35mMultiple Airlines
Deal found 9/6฿5,647
Thu 19/602:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Sat 28/611:35ICN - DMK
Nonstop6h 10mThai AirAsia X
Deal found 10/6฿5,777
Sun 21/915:45BKK - ICN
1 stop12h 00mMultiple Airlines
Wed 24/910:05ICN - BKK
1 stop10h 00mMultiple Airlines
Deal found 10/6฿5,810
Thu 12/601:10BKK - PUS
Nonstop5h 20mJeju Air
Mon 23/620:35PUS - BKK
Nonstop5h 35mJeju Air
Deal found 9/6฿6,234
Mon 30/602:45DMK - ICN
Nonstop5h 35mMultiple Airlines
Tue 1/722:45ICN - DMK
1 stop15h 00mMultiple Airlines
Deal found 10/6฿6,626
Fri 11/722:55BKK - CJU
1 stop17h 05mMultiple Airlines
Sun 13/708:15CJU - BKK
1 stop18h 50mMultiple Airlines
Deal found 8/6฿6,658

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 11 June 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

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Mon 7/7

15:45-06:55

1 stop13h 10m

Busan Gimhae

Mon 14/7

20:35-00:10

Nonstop5h 35m

฿5,647

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Mon 30/6

02:45-10:20

Nonstop5h 35m

Incheon Intl

Mon 14/7

11:35-15:45

Nonstop6h 10m

฿5,810

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 21/9

15:45-05:45

1 stop12h 00m

Incheon Intl

Wed 24/9

10:05-18:05

1 stop10h 00m

฿5,810

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Fri 27/6

02:45-10:20

Nonstop5h 35m

Incheon Intl

Mon 30/6

22:45-11:45

1 stop15h 00m

฿6,593

BangkokJeju City

BKK - CJU

BKKCJU

Bangkok Suvarnabhumi

Fri 11/7

22:55-18:00

1 stop17h 05m

Jeju City

Sun 13/7

08:15-01:05

1 stop18h 50m

฿6,658

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Sat 13/9

19:55-06:55

1 stop9h 00m

Busan Gimhae

Sat 27/9

08:00-14:45

1 stop8h 45m

฿6,691

BangkokBusan

BKK - PUS

BKKPUS

Bangkok Suvarnabhumi

Tue 1/7

22:55-06:20

Nonstop5h 25m

Busan Gimhae

Wed 9/7

18:00-21:45

Nonstop5h 45m

฿6,789

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sat 28/6

02:50-14:30

1 stop9h 40m

Incheon Intl

Fri 18/7

11:45-01:25

1 stop15h 40m

฿7,083

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 22/6

01:30-21:30

1 stop18h 00m

Incheon Intl

Mon 30/6

22:35-00:20

1 stop27h 45m

฿7,115

BangkokJeju City

BKK - CJU

BKKCJU

Bangkok Suvarnabhumi

Tue 24/6

02:05-20:40

1 stop16h 35m

Jeju City

Sun 29/6

08:15-01:05

1 stop18h 50m

฿7,279

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 60 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 12 hours 46 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 Tuesday (33 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (31 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 ฿175
Air Busan
Air Busan
From ฿138
Thai Airways
Thai Airways
From ฿314
Jeju Air
Jeju Air
From ฿119

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 11 June 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 11 June 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and AIR PREMIA to South Korea by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very Good
1,202 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very Good
1,088 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
AIR PREMIA
8.2
Very Good
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very Good
443 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Overall

8.4

Comfort

8.3

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 ฿2,823, while return flights cost around ฿2,372.

  • 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 (4 hours 55 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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