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# EXPIRED: Singapore → Seoul · Business one-way from S$525 (US$406)
- URL: https://atthepointyend.com/singapore-seoul-business-one-way-from-us-406/
- Published: 2026-07-13T04:47:09.000Z
- Updated: 2026-08-18T11:42:30.000Z
- Description: EXPIRED: Business one-way to Seoul was US$406. The links inside still show today's best fares.
- Author: At The Pointy End
- Tags: #deal, asia, Singapore, South Korea, business, #expired

**This deal has expired.** The fare below is no longer available at the posted price. Fares this deep usually only last a few days. The links on this page still work and always open today's best fares and hotel prices, so you can check what this route goes for right now.

**Well below the usual price** for this route. It was **Business class** from **US$406 one-way** with Jeju Air. *All prices in US dollars.*

*✓ We confirmed this fare was bookable on 13 Jul. Prices move, so always check the live fare before you book.*

![Singapore to Seoul route map](https://storage.ghost.io/c/b4/3a/b43afb32-9ba5-4930-9546-430122c7e305/content/images/2026/07/map-sin-icn-atpe-f7f7fd0ce84dfdf1.png)

### The deal at a glance

| **Route**        | Singapore (SIN) → Seoul (ICN)     |
| ---------------- | --------------------------------- |
| **Cabin**        | Business class                    |
| **Trip**         | One-way                           |
| **Flights**      | Nonstop                           |
| **Airline**      | Jeju Air                          |
| **Travel dates** | From 2026-10-12                   |
| **Book by**      | Expired 18 Aug                    |
| **Distance**     | \~4,625 km · \~6h flying each way |

**Cheapest departure days in the window:** 12 Oct, 14 Oct, 15 Oct, 19 Oct, 21 Oct, 22 Oct. Prices vary by day; flexible dates find the best fare.

[See today's best Business fares →](https://go.atthepointyend.com/go/l?u=https%3A%2F%2Fus.trip.com%2Fflights%2Fshowfarefirst%3Fdcity%3DSIN%26acity%3DICN%26ddate%3D2026-10-12%26triptype%3Dow%26class%3Dc%26quantity%3D1%26curr%3DUSD%26Allianceid%3D9230425%26SID%3D323960127%26trip%5Fsub1%3Datpe%5Fatpe-f7f7fd0ce84dfdf1%5Fother%5Fweb&k=deal&i=atpe-f7f7fd0ce84dfdf1&c=web&p=flight&ref=atthepointyend.com)   
*Opens the live fare on the booking site. You always see the current price before you book. We may earn a commission if you book, at no extra cost to you.*

Fares like this appear and disappear on their own schedule: [get free email alerts](#/portal/signup) the moment we find the next one.

### Why it's a deal

$406 in business class is well below what this route normally goes for up front. We only see availability at the moment we check, so if the dates work for you, the button shows whether the price is still there.

### Fare rules & what to check

Before booking, confirm the essentials:

- **Baggage & seat**: what's included at this fare
- **Changes & refunds**: discounted premium fares are often non-refundable
- **Routing**: long layovers or a different return path

### Price in your currency

USD406

EUR355

GBP302

AUD582

CAD569

SGD525

KRW603,701

*Converted 2026-07-20\. Rates move, so treat it as a guide.*

Paying in another currency? [Get a free multi-currency travel card](https://www.revolut.com/en-AU/?ref=atthepointyend.com) and spend at great exchange rates while you travel.

### How to book

[See today's best Business fares →](https://go.atthepointyend.com/go/l?u=https%3A%2F%2Fus.trip.com%2Fflights%2Fshowfarefirst%3Fdcity%3DSIN%26acity%3DICN%26ddate%3D2026-10-12%26triptype%3Dow%26class%3Dc%26quantity%3D1%26curr%3DUSD%26Allianceid%3D9230425%26SID%3D323960127%26trip%5Fsub1%3Datpe%5Fatpe-f7f7fd0ce84dfdf1%5Fother%5Fweb&k=deal&i=atpe-f7f7fd0ce84dfdf1&c=web&p=flight&ref=atthepointyend.com)   
*Opens the live fare on the booking site. You always see the current price before you book. We may earn a commission if you book, at no extra cost to you.*

*This fare has expired. The button above opens today's prices for the route.*

### Where to stay in Seoul

Over a million hotels on Trip.com, with prices in your currency and free cancellation on many rooms.

Destination

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Rooms1234

Adults123456

Search Seoul hotels 

**Data the moment you land in Seoul.**A Saily eSIM installs before you fly: no roaming bill, no airport SIM queue.

[Get a Saily eSIM](https://go.atthepointyend.com/go/l?u=https%3A%2F%2Ftp.media%2Fr%3Fcampaign%5Fid%3D629%26marker%3D749879%26p%3D8979%26trs%3D549325%26u%3Dhttps%253A%252F%252Fsaily.com%26sub%5Fid%3Datpe%5Fatpe-f7f7fd0ce84dfdf1%5Fother%5Fesim&k=deal&i=atpe-f7f7fd0ce84dfdf1&c=web&p=esim&ref=atthepointyend.com) 

**Flying out of Singapore often?** Our Singapore departure guide tracks every live business and first class fare leaving Singapore: who flies where, what each route normally costs, and when it’s cheapest. [See every business class deal from Singapore →](https://atthepointyend.com/business-class-from-singapore/) 

More on this route: the [Seoul departure guide](https://atthepointyend.com/business-class-from-seoul/) covers flying back the other way.

Hear about the next one first

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*At The Pointy End earns a commission if you book through our links, at no extra cost to you. It never affects which deals we post. Prices and availability change, so always confirm before booking.*