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฿2,914+ Cheap flights from Seoul

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 5/3. 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
5 Feb — 12 Feb1
1 adult
1 adult, Economy, 0 bags

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 6 January 2026.

Good round-trip deal

฿2,711 or less

Good one-way deal

฿2,879 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

Enter your travel dates to find the best prices.

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 6 January 2026.

Sat 21/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Fri 27/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,512
Fri 20/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Wed 25/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,543
Fri 6/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Fri 13/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,606
Thu 12/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Sat 14/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,637
Tue 16/611:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Wed 17/602:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,669
Fri 20/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Mon 23/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,763
Fri 6/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Sat 14/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,794
Fri 6/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Tue 10/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,825
Mon 2/312:30ICN - DMK
Nonstop6h 10mThai AirAsia X
Fri 13/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,857
Wed 18/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Mon 23/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,888
Tue 24/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Wed 25/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,919
Sat 14/311:20ICN - DMK
Nonstop6h 10mThai AirAsia X
Mon 16/302:30DMK - ICN
Nonstop5h 35mThai AirAsia X
Deal found 4/1฿4,951

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 6 January 2026. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Mon 8/6

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Tue 7/7

02:30-10:05

Nonstop5h 35m

฿5,013

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Thu 5/3

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Fri 13/3

02:30-10:05

Nonstop5h 35m

฿5,013

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Wed 22/4

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Sun 26/4

02:30-10:05

Nonstop5h 35m

฿5,139

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Fri 5/6

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Sun 7/6

02:30-10:05

Nonstop5h 35m

฿5,421

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Sun 21/6

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Tue 30/6

02:30-10:05

Nonstop5h 35m

฿5,421

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Mon 29/6

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Thu 9/7

02:30-10:05

Nonstop5h 35m

฿5,421

IncheonBangkok

ICN - DMK

ICNDMK

Incheon Intl

Wed 20/5

11:20-15:30

Nonstop6h 10m

Bangkok Don Mueang Intl

Sat 23/5

02:30-10:05

Nonstop5h 35m

฿5,452

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Fri 30/1

17:05-21:25

Nonstop6h 20m

Bangkok Suvarnabhumi

Wed 4/2

22:25-06:20

Nonstop5h 55m

฿5,577

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Mon 9/2

17:05-21:25

Nonstop6h 20m

Bangkok Suvarnabhumi

Sat 14/2

22:25-06:20

Nonstop5h 55m

฿5,577

IncheonBangkok

ICN - BKK

ICNBKK

Incheon Intl

Sat 7/2

17:05-21:25

Nonstop6h 20m

Bangkok Suvarnabhumi

Sun 15/2

22:25-06:20

Nonstop5h 55m

฿5,577

Flights are sorted by cheapest return flights first.

Deals found on 5/1

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.

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

Currently, November is the cheapest month in which you can book a flight from Seoul (average of ฿2,977). Flying from Seoul in January will prove the most costly (average of ฿6,423). 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 Airways, Thai AirAsia X, Jeju Air, T'way Air. These airlines fly to the following popular destinations: Bangkok.

Jeju Air
Jeju Air
From ฿6,924
Thai Airways
Thai Airways
From ฿11,446
Thai AirAsia X
Thai AirAsia X
From ฿2,809
T'way Air
T'way Air
From ฿4,346

What are popular destinations to fly to from Seoul?

If you’re flying from Seoul, these routes are more frequently taken by airlines Tokyo (1,030 flights per day), Osaka (956 flights per day) and Jeju City (835 flights per day).

Tokyo
Tokyo
From ฿2,888

What is the cheapest place to fly to from Seoul?

The cheapest city to fly to from Seoul is Qingdao Jiaodong Intl, with prices starting at ฿2,489. Explore other affordable destinations below.

Qingdao Jiaodong Intl
Qingdao Jiaodong Intl
From ฿2,489
Hong Kong Intl
Hong Kong Intl
From ฿2,876

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, Thai Airways, andJeju Air 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
8.3
Very Good
Check prices

Food

7.4

Entertainment

7.1

Boarding

8.2

Crew

9.0

Comfort

8.3

Overall

8.3

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
AIR PREMIA
8.3
Very Good
AIR PREMIA
8.3
Very Good
Check prices

Food

7.4

Entertainment

7.1

Boarding

8.2

Crew

9.0

Comfort

8.3

Overall

8.3

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Thai Airways
7.8
Good
374 reviews
AIR PREMIA
8.3
Very Good
Check prices

Food

7.4

Entertainment

7.1

Boarding

8.2

Crew

9.0

Comfort

8.3

Overall

8.3

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Jeju Air
7.6
Good
36 reviews
AIR PREMIA
8.3
Very Good
Check prices

Food

7.4

Entertainment

7.1

Boarding

8.2

Crew

9.0

Comfort

8.3

Overall

8.3

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!

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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 6 January 2026.

  • 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, Nha Trang. 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 ฿5,358; whereas Seoul Gimpo Intl airport is typically cheaper if you're flying to Bangkok, from ฿8,930. 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 November; 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 ฿5,358
    Fly from Seoul to Chiang Mai from ฿5,546
    Fly from Seoul to Phuket City from ฿6,141

  • 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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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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