Flights
Insights
FAQs

Thai Airways flights from Seoul to Bangkok Suvarnabhumi Airport (SEL - BKK)

SEL — BKK
15 Aug — 22 Aug1
1 adult
1 adult, Economy, 0 bags

Find Thai Airways flight deals from Seoul to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest Thai Airways flights from Seoul to Suvarnabhumi
Explore the most affordable Thai Airways flight options available from Seoul to Suvarnabhumi. Find the lowest fares with prices last updated on 16 July 2026.

Sun 19/716:55
ICN
-
BKK
Nonstop5h 50m
Thai Airways
Sat 25/723:30
BKK
-
ICN
Nonstop5h 25m
Thai Airways
Deal found 16/7฿11,340
Tue 21/710:20
ICN
-
BKK
Nonstop5h 50m
Thai Airways
Sat 25/723:30
BKK
-
ICN
Nonstop5h 25m
Thai Airways
Deal found 16/7฿11,374
Thu 16/716:55
ICN
-
BKK
Nonstop5h 50m
Thai Airways
Sat 25/723:30
BKK
-
ICN
Nonstop5h 25m
Thai Airways
Deal found 12/7฿11,508

Thai Airways flights from Seoul to Suvarnabhumi in 2026

Find detailed information about Thai Airways flights from Seoul to Suvarnabhumi. Explore the options provided by Thai Airways to plan your journey from Seoul to Suvarnabhumi. Data last updated 16 July 2026.

One-way from

฿6,039

Return from

฿11,206

Popular in

June

Cheapest in

September

Average price (all airlines)

฿10,770
Thai Airways
  • Thai Airways
  • 10/9
  • Nonstop
  • 5h 50m total
  • Seoul to Bangkok
Search Deals
Thai Airways
  • Thai Airways
  • 20/11-22/11
  • Nonstop
  • 11h 20m total
  • Seoul to Bangkok
Search Deals
Highest demand for flights from Seoul to Bangkok Suvarnabhumi; 18% potential price increase.
Search Deals
Best time to find cheap flights from Seoul to Bangkok Suvarnabhumi; 2% potential price drop.
Search Deals
Average price for all Seoul to Bangkok Suvarnabhumi flights (one-way and round-trip).
Search Deals

Which month is the cheapest to fly Economy class from Seoul to Bangkok Suvarnabhumi Airport?

For Economy class flights, the cheapest month to fly this route is March. The most expensive months are June and April.

Weekly Thai Airways flight availability from Seoul to Bangkok Suvarnabhumi Airport

The most Thai Airways flights from SEL to BKK are scheduled on a Wednesday (5 on average). You will have fewer Thai Airways flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.

Temperature in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

When is the best time to book a flight to Bangkok Suvarnabhumi Airport with Thai Airways?

The best time to book a flight to Bangkok Suvarnabhumi Airport with Thai Airways is 67 days before departure. On average, fares are higher if you book 48 days before departure.

Best time to book a flight from Seoul to Suvarnabhumi

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Seoul to Suvarnabhumi on another airline

Consider alternative airlines that service the Suvarnabhumi area. Flight routes are based on user searches made on Cheapflights and were last updated on 16 July 2026.
Thai AirAsia X flights from Seoul to Bangkok Suvarnabhumi
Jeju Air flights from Seoul to Bangkok Suvarnabhumi
Jin Air flights from Seoul to Bangkok Suvarnabhumi

See what others are saying about Thai Airways

Read reviews and see what other travellers are saying about their experiences with Thai Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Thai Airways for your next flight. Reviews last updated 16 July 2026.
Thai Airways
7.9
Good
409 reviews
Check prices
Overview

Food

7.4

Comfort

7.7

Crew

8.4

Boarding

7.9

Entertainment

6.9

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.