Cheap flights from Seoul to Singapore from $139

The month of April is, on average, the cheapest month to fly to Singapore from Seoul, with most prices found around $263. If you aren’t able to travel to Singapore during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $289.

The cheapest day to depart from Seoul to Singapore is on a Thursday when prices can be found for as low as $394. The most expensive day to fly to Singapore is Sunday, with ticket prices averaging around $650.

In the evening is the cheapest time of day to fly from Seoul to Singapore when you can find flight prices for as low as $424. Flying to Singapore in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $540 on average. Flights to Singapore from Seoul at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Incheon Intl to Singapore Changi for the best Seoul - Singapore Changi flight prices

You are more likely to see cheaper flights to Singapore from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $365 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Seoul for as low as $296 on momondo.

There are 3 cabin classes available to choose from on Seoul to Singapore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 19% on your flight if you consider stops on a Seoul to Singapore flight.

As of June 2026, prices for Seoul to Singapore flights are approximately 7% more expensive when compared to flights at the same time last year.

Shandong Airlines, Jeju Air, and China Eastern are the most popular carriers operating from Seoul to Singapore Changi

Asiana Airlines, Singapore Airlines and T'way Air are the top three most popular airlines that fly to Singapore from Seoul according to our data. Asiana Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 7 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

Jinan (TNA) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

Flights via Shanghai (PVG) offer the lowest average round-trip price of $404.

Flights connecting via Taipei City (TPE) have the shortest average one-way travel time: 8h 25m.

Taipei City (TPE) has the shortest average layover time for this route: 1h 05m.

As of June 2026, there are 31 flights per day flying from Seoul to Singapore. The most common time of day flights depart is 11:00PM, with 44% of flights taking off in the evening.

The number of flights available between Seoul and Singapore is 222 per week as of June 2026. The most frequent departure day is Wed, with 16% of weekly flights leaving on this day.