# Seattle (SEA) to Seoul (ICN) business class award flights

In business class from Seattle (SEA) to Seoul (ICN), the best value is also the fewest miles: 95,000 Atmos points plus $6 on Alaska Airlines through Atmos Rewards (checked 3 Nov 2026).

Source: https://miles.zone/routes/sea-icn
Data updated: 2026-11-03T08:09:35.292Z
Cash amounts are in US dollars.

Best value: 95,000 Atmos points plus $6 on Alaska Airlines through Atmos Rewards, departing 2026-11-11.

## Every program and airline that can book it, next 60 days

| Airline | Program | Points | Cash on top | Routing | Departs | Checked |
| --- | --- | --- | --- | --- | --- | --- |
| Alaska Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 95,000 Atmos points | $6 | Nonstop | 2026-11-11 | 3 Nov 2026, 05:11 UTC |
| Air Canada | [LifeMiles](https://miles.zone/programs/lifemiles) | 90,000 miles | $29 | via YVR | 2026-12-15 | 24 Oct 2026, 03:18 UTC |
| Philippine Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 130,000 Atmos points | $41 | via MNL | 2026-11-05 | 3 Nov 2026, 05:11 UTC |
| Delta Air Lines | [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 302,100 miles | $6 | Nonstop | 2026-11-04 | 3 Nov 2026, 08:09 UTC |

## Route facts

Over the next 60 days we hold business class seats from Seattle to Seoul on 60 of the 60 departure days, through 3 programs. These figures are counted from the seats stored for those dates, not from a price history; the typical day is the median of each day's cheapest seat.

| Program | Days with space | Lowest | Typical day | Cash on top |
| --- | --- | --- | --- | --- |
| [LifeMiles](https://miles.zone/programs/lifemiles) | 1 of 60 | 90,000 miles | 90,000 miles | $29 |
| [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 42 of 60 | 95,000 Atmos points | 150,000 Atmos points | $6 to $41 |
| [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 60 of 60 | 302,100 miles | 376,800 miles | $6 |

Nonstop seats on Alaska Airlines and Delta Air Lines.
With a connection on Air Canada and Philippine Airlines.

## How to book it

1. [LifeMiles](https://miles.zone/programs/lifemiles) books on lifemiles.com: sign in there, search SEA to ICN in business class on a date with space, and pay in miles with the cash on top (from $29).
2. [Atmos Rewards](https://miles.zone/programs/atmos-rewards) books on alaskaair.com: sign in there, search SEA to ICN in business class on a date with space, and pay in Atmos points with the cash on top (from $6).
3. [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) books on delta.com: sign in there, search SEA to ICN in business class on a date with space, and pay in miles with the cash on top (from $6).

MilesZone finds the seat; it does not book it or take payment.

## More routes from Seattle

- [Paris (CDG)](https://miles.zone/routes/sea-cdg)
- [Dublin (DUB)](https://miles.zone/routes/sea-dub)
- [Edinburgh (EDI)](https://miles.zone/routes/sea-edi)
- [Frankfurt (FRA)](https://miles.zone/routes/sea-fra)
- [Manchester (MAN)](https://miles.zone/routes/sea-man)
- [Munich (MUC)](https://miles.zone/routes/sea-muc)
- [Amsterdam (AMS)](https://miles.zone/routes/sea-ams)
- [Barcelona (BCN)](https://miles.zone/routes/sea-bcn)
- [Rome (FCO)](https://miles.zone/routes/sea-fco)
- [London (LHR)](https://miles.zone/routes/sea-lhr)
- [Madrid (MAD)](https://miles.zone/routes/sea-mad)
- [Doha (DOH)](https://miles.zone/routes/sea-doh)

## More routes to Seoul

- [Paris (CDG)](https://miles.zone/routes/cdg-icn)
- [Los Angeles (LAX)](https://miles.zone/routes/lax-icn)
- [Dubai (DXB)](https://miles.zone/routes/dxb-icn)
- [London (LHR)](https://miles.zone/routes/lhr-icn)
- [Amsterdam (AMS)](https://miles.zone/routes/ams-icn)
- [Edinburgh (EDI)](https://miles.zone/routes/edi-icn)
- [London (LGW)](https://miles.zone/routes/lgw-icn)
- [Manchester (MAN)](https://miles.zone/routes/man-icn)
- [Houston (IAH)](https://miles.zone/routes/iah-icn)
- [Frankfurt (FRA)](https://miles.zone/routes/fra-icn)
- [New York (JFK)](https://miles.zone/routes/jfk-icn)
- [Chicago (ORD)](https://miles.zone/routes/ord-icn)