Seoul, South Korea — cheap flights destination

One-way and roundtrip flights from Bangkok

Jeju Air flights to Seoul

🏙️City🎉Nightlife

Best current fare: ฿7,336, 12% below the typical price.

Top deals

Sep 18 → Oct 9฿7,336 Sep 18 → Oct 6฿7,336 Sep 20 → Oct 9฿7,336 Oct 1 → Oct 9฿7,370 Oct 1 → Oct 6฿7,370 Oct 1 → Oct 5฿7,375

Flights and prices

How much are flights from Bangkok to Seoul?

Planning a trip to Seoul? Compare dates, airlines, flight times and direct options from Bangkok. 145 roundtrips from ฿7,336. These results are for jeju air (7c).

Roundtrip from: ฿7,336; 145 complete trips
Typical roundtrip: ฿8,296; Half cost less, half cost more
Flight options: 145; Roundtrips available
Non-stop: 91%; 132 fully non-stop roundtrips

Sort by

Best Deals

Roundtrip deals

145 fares · from ฿7,336

Outbound and return flights together in one total fare.

Show only roundtrip

Departure month

September 2026

Seoul

Weather21°Mild

Typical roundtrip฿11,175

Cheapest roundtrip฿7,336

฿11,175−34%

Sep 18 → Oct 9Save ฿3,839

Show all September 2026 deals

Top 3 Deals

Open to load the cheapest matching fares.

Departure month

October 2026

Seoul

Weather14°Mild

Typical roundtrip฿11,175

Cheapest roundtrip฿7,370

฿11,175−34%

Oct 1 → Oct 9Save ฿3,805

Show all October 2026 deals

Top 3 Deals

Open to load the cheapest matching fares.

Plan with confidence

Find the trip that fits

Compare prices, dates, airlines and travel time. Then choose the deal that feels right.

See the difference

Jeju Air (7C) at a glance

Compare price, non-stop choice and travel time with other Seoul options.

Typical price difference

-24%

฿8,296 here compared with ฿10,908

Non-stop options

91%

+12 points compared with other flights

Typical flight time

5h 35m

— longer than the comparison

Roundtrip options

145

Trips ready to compare

Typical prices

What do Seoul roundtrips usually cost?

This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.

Lowest฿7,336

Typical low฿7,387

Typical฿8,296

Typical high฿9,302

Half of the 145 prices fall inside the shaded band. This makes it easier to see whether the lowest fare is common or unusual.

Airline comparison

Alternative airlines for Seoul

Some trips combine airlines, so check both flights before you book.

Alternative airlines for Seoul
Comparison	Lowest	Typical range	Results	Non-stop
1T'way Air	฿7,104	฿8,817–฿11,089	583	91%
2Thai VietJet Air	฿7,255	฿9,234–฿12,965	1,612	90%
3Jeju Air	฿7,336	฿7,387–฿9,302	145	91%
4Air Premia	฿8,297	฿10,614–฿12,749	285	87%
5Thai AirAsia	฿8,528	฿9,570–฿12,855	2,653	80%
6VietJet Air	฿8,545	฿10,618–฿14,364	225	0%
79G	฿8,903	฿9,549–฿10,949	25	0%
8Jin Air	฿9,064	฿11,276–฿12,869	18	—
9Eastar Jet	฿9,146	฿9,888–฿13,051	265	87%
10Korean Air	฿10,144	—	3	—
11Vietnam Airlines	฿10,227	฿10,359–฿12,093	286	0%
12Shandong Airlines	฿10,580	฿11,218–฿13,008	54	0%

Weather through the year

Typical temperatures in Seoul

Usual monthly temperatures can help you choose when to go. They are not a live forecast.

-3°Jan

-1°Feb

5°Mar

12°Apr

18°May

23°Jun

25°Jul

26°Aug

21°Sep

14°Oct

7°Nov

0°Dec

Typical monthly temperature range: -3°C to 26°C. Verify a live forecast near departure.

Useful trip facts

What to know about Seoul

Country: South Korea
Arrival code: SEL
Typical annual temperature: 12°C; Usual temperature, not a forecast
Trip styles: City, Nightlife
Bangkok departure airports: BKK; Airports represented in the current fare results
Arrival airports: ICN; Airports represented in the current fare results
Typical outbound from Bangkok: 5h 35m
Typical stay: 13 nights

Why go

Why travelers consider Seoul

A dynamic fusion of ancient palaces and neon-lit skyscrapers, Seoul pulses with K-pop energy, world-class street food, cutting-edge technology, and a nightlife scene that rarely sleeps, all set against a backdrop of forested mountains.

Explore related searches

Common questions about Seoul

What is the lowest available roundtrip fare for Seoul?

The lowest available roundtrip fare is ฿7,336. Check the dates, baggage and final total before booking.

What is a typical fare for Seoul?

A typical fare is ฿8,296. Many available options sit between ฿7,387 and ฿9,302.

How many choices are available for Seoul?

Choose from 145 roundtrip flights across 1 destination in 1 country.

Are direct flights available for Seoul?

132 roundtrip flights are non-stop both ways. That is 91% of the current choices.

Which month has the lowest fares for Seoul?

Sep 2026 has the lowest available roundtrip fare, from ฿7,336.

Which airlines are available for Seoul?

T'way Air, Jeju Air, Thai VietJet Air, Air Premia currently offer some of the lowest fares. Check both flights before booking, as a trip may combine airlines.

Where does Jeju Air to Seoul fly from Bangkok?

Jeju Air to Seoul operates flights from Bangkok to multiple destinations. Browse the deals on this page to see all available Jeju Air to Seoul routes.

How do I find the best deals on Jeju Air to Seoul?

Compare the current Jeju Air to Seoul fares from Bangkok, then save a suitable option to your local watchlist so you can recheck its price later.