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฿1,440+ 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 8/6. 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
27 May — 3 Jun1
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 22 May 2025.

Good round-trip deal

฿2,709 or less

Good one-way deal

฿2,522 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 22 May 2025.

Sun 6/720:05ICN - BKK
Nonstop5h 54mMultiple Airlines
Tue 15/703:15BKK - ICN
1 stop10h 25mMultiple Airlines
Deal found 20/5฿4,286
Sun 6/718:00ICN - BKK
Nonstop6h 35mT'way Air
Thu 17/700:05BKK - ICN
Nonstop5h 35mT'way Air
Deal found 21/5฿4,319
Fri 31/1010:35ICN - BKK
1 stop26h 45mVietnam Airlines
Tue 4/1119:00BKK - ICN
1 stop19h 30mVietnam Airlines
Deal found 21/5฿4,352
Tue 10/616:50ICN - BKK
Nonstop6h 20mAIR PREMIA
Sun 15/622:45BKK - ICN
Nonstop5h 40mAIR PREMIA
Deal found 21/5฿4,450
Mon 30/620:05ICN - BKK
Nonstop5h 54mJeju Air
Tue 8/701:00BKK - ICN
Nonstop5h 40mJeju Air
Deal found 21/5฿4,973
Thu 24/711:35ICN - DMK
Nonstop6h 10mThai AirAsia X
Sun 27/702:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 19/5฿5,006
Sat 14/617:15ICN - BKK
Nonstop6h 05mAir Busan
Wed 18/622:20BKK - ICN
Nonstop5h 45mAir Busan
Deal found 20/5฿5,268
Thu 19/611:35ICN - DMK
Nonstop6h 10mMultiple Airlines
Sun 22/606:35DMK - ICN
1 stop12h 25mMultiple Airlines
Deal found 21/5฿5,595
Sun 29/611:35ICN - CNX
1 stop12h 20mMultiple Airlines
Sun 27/722:25CNX - ICN
2 stops15h 15mMultiple Airlines
Deal found 20/5฿5,726
Tue 1/718:00ICN - CNX
Nonstop5h 35mJeju Air
Wed 2/722:35CNX - ICN
Nonstop5h 15mJeju Air
Deal found 20/5฿5,758
Sat 19/701:15ICN - CNX
1 stop25h 05mCebu Pacific
Thu 24/701:20CNX - ICN
1 stop20h 25mCebu Pacific
Deal found 20/5฿5,791
Sat 2/801:15ICN - DMK
1 stop22h 45mCebu Pacific
Fri 8/806:35DMK - ICN
1 stop12h 25mCebu Pacific
Deal found 21/5฿5,791

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 22 May 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

Sun 6/7

20:05-23:59

Nonstop5h 54m

Bangkok Suvarnabhumi

Wed 16/7

19:30-13:40

1 stop16h 10m

฿4,286

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sun 6/7

18:00-22:35

Nonstop6h 35m

Bangkok Suvarnabhumi

Thu 17/7

00:05-07:40

Nonstop5h 35m

฿4,319

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 31/10

10:35-11:20

1 stop26h 45m

Bangkok Suvarnabhumi

Tue 4/11

19:00-16:30

1 stop19h 30m

฿4,352

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Tue 10/6

16:50-21:10

Nonstop6h 20m

Bangkok Suvarnabhumi

Thu 19/6

22:45-06:25

Nonstop5h 40m

฿4,450

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 30/6

20:05-23:59

Nonstop5h 54m

Bangkok Suvarnabhumi

Sun 6/7

01:00-08:40

Nonstop5h 40m

฿4,973

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Thu 24/7

11:35-15:45

Nonstop6h 10m

Bangkok Don Mueang Intl

Sun 27/7

02:45-10:20

Nonstop5h 35m

฿5,006

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 14/6

17:15-21:20

Nonstop6h 05m

Bangkok Suvarnabhumi

Wed 18/6

22:20-06:05

Nonstop5h 45m

฿5,268

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Thu 19/6

11:35-15:45

Nonstop6h 10m

Bangkok Don Mueang Intl

Sun 22/6

06:35-21:00

1 stop12h 25m

฿5,595

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

Sun 29/6

11:35-21:55

1 stop12h 20m

Chiang Mai

Sun 27/7

22:25-15:40

2 stops15h 15m

฿5,726

IncheonChiang Mai

ICN - CNX

ICNCNX

Incheon Intl

Tue 1/7

18:00-21:35

Nonstop5h 35m

Chiang Mai

Wed 2/7

22:35-05:50

Nonstop5h 15m

฿5,758

Flights are sorted by cheapest return flights first.

Deals found on 20/5

Showing 1-10 of 60 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 16 May 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, May is the cheapest month in which you can book a flight from Seoul (average of ฿4,384). Flying from Seoul in January will prove the most costly (average of ฿7,558). 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 ฿213
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 (992 flights per day), Osaka (846 flights per day) and Jeju City (843 flights per day).

Honolulu
Honolulu
From ฿574
Qingdao Jiaodong Intl
Qingdao Jiaodong Intl
From ฿375
Busan Gimhae
Busan Gimhae
From ฿78
Beijing
Beijing
From ฿151

What is the cheapest place to fly to from Seoul?

The cheapest city to fly to from Seoul is Busan Gimhae, with prices starting at ฿2,558. Explore other affordable destinations below.

Busan Gimhae
Busan Gimhae
From ฿78
Ho Chi Minh City
Ho Chi Minh City
From ฿127
Beijing
Beijing
From ฿151
Osaka
Osaka
From ฿209

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.
Korean Air
8.4
Very Good
1,078 reviews
Check prices

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

David,Dec 2024

ICN - JFK

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.
Korean Air
8.4
Very Good
1,078 reviews
Korean Air
8.4
Very Good
1,078 reviews
Check prices

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

David,Dec 2024

ICN - JFK

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.
AIR PREMIA
8.2
Very Good
Korean Air
8.4
Very Good
1,078 reviews
Check prices

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

David,Dec 2024

ICN - JFK

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
Korean Air
8.4
Very Good
1,078 reviews
Check prices

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

David,Dec 2024

ICN - JFK

A great airline with very attentive flight crew. Comfortable seats with more legroom than some other carriers. Good was relatively good and is included in many flights! Highly recommend.

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 22 May 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 22 May 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, Bangkok Suvarnabhumi Airport, Jeju City. While Fukuoka, Bangkok Suvarnabhumi Airport, Da Nang 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 ฿4,352; whereas Seoul Gimpo Intl airport is typically cheaper if you're flying to Bangkok, from ฿6,020. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from Seoul?

    At the present moment the cheapest month to fly from Seoul is currently May; 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 ฿4,352
    Fly from Seoul to Chiang Mai from ฿4,548
    Fly from Seoul to Phuket City from ฿5,987

  • 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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