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Not ready to book? to track prices.Find the cheapest flights from Seoul to Southeast Asia
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Vietnam Airlines flights from Seoul to Southeast Asia
Our best Vietnam Airlines deals on Seoul to Southeast Asia flight tickets
AIR PREMIA flights from Seoul to Southeast Asia
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See travel insights to Southeast Asia from
How to get the cheapest flight ticket from Seoul to Southeast Asia
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Southeast Asia?
The cheapest month to fly to Southeast Asia from Seoul is in May. Flight prices, which tend to average around $561, are often lower during this time because this is during the off-season. The month of July is another great option to travel to Southeast Asia, with average flight prices from Seoul averaging around $613.
What is the cheapest day to depart on your flight to Southeast Asia?
Our data shows that Thursday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as $739. On the other hand, Monday is the most expensive day to depart from Seoul because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,086.
What is the cheapest time of day to depart on your flight to Southeast Asia?
At midday is the cheapest time of day to fly from Seoul to Southeast Asia when you can find flight prices for as low as $730. Flying to Southeast Asia at midday is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive, with an average ticket price of $916.
What is the cheapest Seoul to Southeast Asia flight route?
Fly from Incheon Intl to Panglao Bohol–Panglao Intl for the best Seoul - Southeast Asia flight prices
How far in advance should I book a flight to Southeast Asia?
You are more likely to see cheaper flights to Southeast Asia from Seoul when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $674 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Seoul for as low as $559 on momondo.
What cabin class options are available on Seoul to Southeast Asia flights?
There are 3 cabin classes available to choose from on Seoul to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seoul to Southeast Asia?
Jeju Air, T'way Air, and Vietnam Airlines are the most popular carriers operating from Seoul to Southeast Asia
Which airlines fly to Southeast Asia?
Korean Air, Thai AirAsia X and Asiana Airlines are the top three most popular airlines that fly to Southeast Asia from Seoul according to our data. Korean Air is the first choice among our users, with 59% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 3 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seoul to Southeast Asia on average per day?
42 flights are operational daily from Seoul to Southeast Asia as of June 2025. The most popular departure time for this route is 18:00, with 54% of flights per day taking off in the evening.
How many flights depart from Seoul to Southeast Asia on average per week?
As of June 2025, there are 294 flights per week flying from Seoul to Southeast Asia. The most common day of the week flights depart is Thu, with 15% of flights taking off on this day.
Cheap Seoul to Southeast Asia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seoul to Southeast Asia
Best price found | $123 |
|---|---|
Fastest flight time | 5h 40m |
Direct flights | Every day |
Airports in Southeast Asia | 2 airports |
When did momondo last update prices for flights from Seoul to Southeast Asia?
Prices for flights from Seoul to Southeast Asia refresh daily.
How many operators does momondo search for flights from Seoul to Southeast Asia?
As of June 2025, there are 3 operators available to choose from for flights from Seoul to Southeast Asia.
How old do you have to be to fly from Seoul to Southeast Asia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seoul to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The required travel and health documents for your Southeast Asia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Southeast Asia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Seoul to Southeast Asia?
momondo data reveals that the most frequently booked plane model on the route from Seoul to Southeast Asia is Boeing 737-800, representing 31.53% of all bookings. The subsequent popular models are Airbus A321-100/200 at 15.76%, Boeing 737 MAX 8 at 10.03%, and Airbus A330-300 at 8.55%.
Best airlines flying from Seoul to Southeast Asia
Compare and see reviews for airlines that fly from Seoul to Southeast Asia with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $226 | Free cancellation | Rating 5.5 25 reviews | |||
| PriceFrom $433 | Free cancellation | Rating 8.2 440 reviews | |||
| PriceFrom $512 | Free cancellation | Rating 8.4 1,091 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seoul to Southeast Asia?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Southeast Asia . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Seoul to Southeast Asia with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seoul to Southeast Asia flights to just show those with flexible booking policies.
How can momondo help me find flights from Seoul to Southeast Asia?
momondo provides multiple filters to help you find the best flight to Southeast Asia from Seoul. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Seoul to Southeast Asia right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Southeast Asia, momondo offers a useful price alert feature which will track prices for flights to Southeast Asia from Seoul and alert you when they change.