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฿1,197+ Cheap flights from Seoul

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEL — BKK
10 Jul — 17 Jul1
1 adult

What to know about flights from Seoul

Discover essential information about flights departing from Seoul, including flight schedules, destinations, airlines operating at the Seoul airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 5 July 2025.

Good round-trip deal

฿5,800 or less

Good one-way deal

฿3,411 or less
Price to beat on a round-trip flight from Seoul.
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Price to beat on a one-way flight from Seoul.
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Find flights from Seoul

Cheapest flights from Seoul
Explore the most affordable flight options available from Seoul. Find the lowest fares based on data from user searches, with prices last updated on 5 July 2025.

Thu 28/818:05ICN - BKK
1 stop18h 45mVietnam Airlines
Sun 31/822:15BKK - ICN
1 stop16h 20mVietnam Airlines
Deal found 3/7฿3,915
Sat 30/818:00ICN - BKK
Nonstop6h 35mT'way Air
Sun 31/800:05BKK - ICN
Nonstop5h 35mT'way Air
Deal found 4/7฿4,723
Thu 30/1011:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Wed 5/1102:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 3/7฿5,144
Mon 22/917:15ICN - BKK
Nonstop6h 05mAir Busan
Fri 26/922:20BKK - ICN
Nonstop5h 45mAir Busan
Deal found 3/7฿5,403
Wed 13/820:20ICN - CNX
1 stop22h 30mMultiple Airlines
Mon 25/817:20CNX - ICN
1 stop11h 40mMultiple Airlines
Deal found 4/7฿6,179
Sat 20/918:30ICN - CNX
Nonstop6h 10mEastar Jet
Wed 24/923:55CNX - ICN
Nonstop5h 15mEastar Jet
Deal found 3/7฿6,212
Mon 22/917:15ICN - KBV
1 stop17h 15mMultiple Airlines
Thu 25/916:40KBV - ICN
1 stop11h 25mMultiple Airlines
Deal found 5/7฿6,697
Sun 31/811:35ICN - DMK
Nonstop6h 10mMultiple Airlines
Wed 10/910:30DMK - ICN
1 stop17h 45mMultiple Airlines
Deal found 4/7฿6,794
Mon 15/917:10ICN - CNX
Nonstop5h 35mJin Air
Thu 18/921:45CNX - ICN
Nonstop5h 20mJin Air
Deal found 3/7฿7,279
Mon 25/817:25ICN - HKT
Nonstop6h 25mJin Air
Fri 29/822:50HKT - ICN
Nonstop6h 10mJin Air
Deal found 3/7฿7,279
Mon 18/818:00ICN - HKT
1 stop16h 25mMultiple Airlines
Thu 21/819:35HKT - ICN
1 stop10h 05mMultiple Airlines
Deal found 4/7฿7,409
Sun 21/907:00GMP - BKK
2 stops13h 05mMultiple Airlines
Sun 28/915:55BKK - GMP
2 stops18h 00mMultiple Airlines
Deal found 3/7฿7,959

Find flights from Seoul within your budget

Find flights departing from Seoul that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 5 July 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Thu 28/8

18:05-10:50

1 stop18h 45m

Bangkok Suvarnabhumi

Sun 31/8

22:15-16:35

1 stop16h 20m

฿3,915

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 30/8

18:00-22:35

Nonstop6h 35m

Bangkok Suvarnabhumi

Sun 31/8

00:05-07:40

Nonstop5h 35m

฿4,723

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Thu 30/10

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Wed 5/11

02:30-10:05

Nonstop5h 35m

฿5,144

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 22/9

17:15-21:20

Nonstop6h 05m

Bangkok Suvarnabhumi

Fri 26/9

22:20-06:05

Nonstop5h 45m

฿5,403

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

Wed 13/8

20:20-16:50

1 stop22h 30m

Chiang Mai

Mon 25/8

17:20-07:00

1 stop11h 40m

฿6,179

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

Sat 20/9

18:30-22:40

Nonstop6h 10m

Chiang Mai

Wed 24/9

23:55-07:10

Nonstop5h 15m

฿6,212

IncheonKrabi

ICN - KBV

ICNKBV

Incheon Intl

Mon 22/9

17:15-08:30

1 stop17h 15m

Krabi

Thu 25/9

16:40-06:05

1 stop11h 25m

฿6,697

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Sun 31/8

11:35-15:45

Nonstop6h 10m

Bangkok Don Mueang Intl

Wed 10/9

10:30-06:15

1 stop17h 45m

฿6,794

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

Mon 15/9

17:10-20:45

Nonstop5h 35m

Chiang Mai

Thu 18/9

21:45-05:05

Nonstop5h 20m

฿7,279

IncheonPhuket City

ICN - HKT

ICNHKT

Incheon Intl

Mon 25/8

17:25-21:50

Nonstop6h 25m

Phuket City

Fri 29/8

22:50-07:00

Nonstop6h 10m

฿7,279

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 59 results
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Best time to book a flight from Seoul

Have a flexible travel schedule? Discover the best time to fly from Seoul 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.

Travel insights for flights from Seoul

Get recent, data-driven insights about flights from Seoul including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Seoul?

Use this chart to determine the optimal time to book a return flight from Seoul to Suvarnabhumi. Price data was last updated on 27 June 2025.

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seoul?

Currently, June is the cheapest month in which you can book a flight from Seoul (average of ฿4,206). Flying from Seoul in January will prove the most costly (average of ฿7,441). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Seoul?

Many airlines operate round-trip flights from Seoul: Thai AirAsia X, Thai Airways, Jeju Air, Asiana Airlines, T'way Air. These airlines fly to the following popular destinations: Bangkok.

Thai AirAsia X
Thai AirAsia X
From ฿109
Thai Airways
Thai Airways
From ฿306
Jeju Air
Jeju Air
From ฿221
Asiana Airlines
Asiana Airlines
From ฿264

What are popular destinations to fly to from Seoul?

If you’re flying from Seoul, these routes are more frequently taken by airlines Tokyo (899 flights per day), Osaka (820 flights per day) and Jeju City (708 flights per day).

Osaka
Osaka
From ฿182

What is the cheapest place to fly to from Seoul?

The cheapest city to fly to from Seoul is Ho Chi Minh City, with prices starting at ฿4,123. Explore other affordable destinations below.

Ho Chi Minh City
Ho Chi Minh City
From ฿127

Airline reviews for flights from Seoul

Get insights into the airlines that provide service from Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Seoul. In the last 7 days, Cheapflights users made a total of 17,341 searches.
Check out reviews from past customers who have flown AIR PREMIA, China Southern, andVietnam Airlines from Seoul to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
AIR PREMIA
8.2
Very Good
Check prices

Entertainment

6.7

Overall

8.2

Comfort

8.3

Crew

8.8

Boarding

7.9

Food

7.2

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.
AIR PREMIA
8.2
Very Good
AIR PREMIA
8.2
Very Good
Check prices

Entertainment

6.7

Overall

8.2

Comfort

8.3

Crew

8.8

Boarding

7.9

Food

7.2

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.
China Southern
7.6
Good
100 reviews
AIR PREMIA
8.2
Very Good
Check prices

Entertainment

6.7

Overall

8.2

Comfort

8.3

Crew

8.8

Boarding

7.9

Food

7.2

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.
Vietnam Airlines
7.5
Good
194 reviews
AIR PREMIA
8.2
Very Good
Check prices

Entertainment

6.7

Overall

8.2

Comfort

8.3

Crew

8.8

Boarding

7.9

Food

7.2

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.

Browse thousands of different options on Cheapflights for your next trip

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Fly your favourite airline from Seoul

Browse through various options for flying your favourite airline from Seoul. Flight routes are based on user searches made on Cheapflights and were last updated on 5 July 2025.
Thai AirAsia X flights from Seoul to Suvarnabhumi
Thai Airways flights from Seoul to Suvarnabhumi

Related info for your journey

Access useful and relevant information related to your journey from Seoul. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 5 July 2025.

  • What are the most popular destinations to fly to from Seoul?

    The most selected flight destinations from Seoul for the current month are Fukuoka, Da Nang, Bangkok Suvarnabhumi Airport. While Fukuoka, Da Nang, Bangkok Suvarnabhumi Airport are the top choices made by travellers year-round.

  • Which is the cheapest airport to catch a flight from Seoul?

    Incheon Intl airport offers the cheapest routes to Bangkok, from ฿4,271; whereas Seoul Gimpo Intl airport is typically cheaper if you're flying to Bangkok, from ฿8,153. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What are the cheapest airlines flying from Seoul to anywhere?

    According to our data, users have found T'way Air, Thai AirAsia X, and China Eastern to have the cheapest round-trip prices from Seoul. Some of the destinations and prices are as follows: T'way Air flights from Seoul to Bangkok Suvarnabhumi (฿4,427). Thai AirAsia X flights from Seoul to Bangkok Suvarnabhumi (฿5,647). China Eastern flights from Seoul to Xi'an Xianyang (฿12,121).

  • What is the cheapest month to fly from Seoul?

    At the present moment the cheapest month to fly from Seoul is currently June; with January being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Seoul?

    Here are some of the cheapest flight destinations from Seoul:
    Fly from Seoul to Bangkok from ฿4,271
    Fly from Seoul to Chiang Mai from ฿6,179
    Fly from Seoul to Phuket City from ฿6,179

  • How does Cheapflights help users find flights from Seoul?

    Cheapflights makes it easy to find flights from Seoul by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

  • Why should you use Cheapflights to find cheap flight tickets from Seoul?

    Millions of users choose and trust Cheapflights to book the best flight deals from Seoul for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Seoul with no change fees?

    Yes, we can. To see specific flights from Seoul 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 from Seoul become cheaper?

    Not ready to book yet? You can track prices for flights from Seoul on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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Cheapflights makes it easy to find flights from Seoul by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Seoul?

Millions of users choose and trust Cheapflights to book the best flight deals from Seoul for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Seoul with no change fees?

Yes, we can. To see specific flights from Seoul 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 from Seoul become cheaper?

Not ready to book yet? You can track prices for flights from Seoul on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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