Business-class award flights from Seattle (SEA) to Busan (PUS)
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In the last 30 days AwardTool saw business-class award space on 4 programs for SEA→PUS. Lowest: 412,600 miles + $29.10 with United MileagePlus, which showed business-class award space on 44 dates. A mixed-cabin itinerary, with part of the trip in a lower cabin, was seen from 130,000 points + $40.70 with Alaska Atmos Rewards.
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest observed
- 412,600 miles + $29.10
- United MileagePlus
- Programs with space
- 4 of 6
- programs seen on this route
- Most dates seen
- 57 of 102
- dates checked · Delta SkyMiles
- Nonstop
- Not seen
- in the last 30 days
Compare programs for business class
The lowest one-way business-class award each program showed on SEA→PUS, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest, mixed cabin | 130,000 pts + $40.70Mixed cabin | 2 stops | Alaska Airlines (AS), STARLUX Airlines (JX), Philippine Airlines (PR) | 1 | 48 | See dates | |
| Delta SkyMiles | 339,500 pts + $9.30Mixed cabin | 1 stop | Delta Air Lines (DL), Korean Air (KE) | 4 | 57 | See dates | |
| United MileagePlus | 412,600 pts + $29.10 | 2 stops | EVA Air (BR), United Airlines (UA) | 2 | 44 | See dates | |
| Air Canada Aeroplan | 484,991 pts + $87.41Mixed cabin | 2 stops | Air Canada (AC), EVA Air (BR), Singapore Airlines (SQ) | 2 | 34 | See dates |
Not seen in business class: GOL Smiles and Air France/KLM Flying Blue.
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed business-class award examples
| Departure | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Alaska Atmos Rewards | 130,000 pts + $40.70Mixed cabin | 1 | 2 stops | Check this date | ||
| Alaska Atmos Rewards | 130,000 pts + $40.70Mixed cabin | 2 | 2 stops | Check this date | ||
| Delta SkyMiles | 339,500 pts + $9.30Mixed cabin | 4 | 1 stop | Check this date | ||
| Delta SkyMiles | 339,500 pts + $9.30Mixed cabin | 5 | 1 stop | Check this date | ||
| United MileagePlus | 412,600 pts + $29.10 | 2 | 2 stops | Check this date | ||
| United MileagePlus | 412,600 pts + $29.10 | 2 | 2 stops | Check this date |
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
How often business-class award space showed up
Departure dates in the next 365 days that AwardTool checked for each program in the last 30 days, how many had business-class award space at any price, and the latest departure with space.
| Program | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Alaska Atmos Rewards | 48 of 69 | 69% | |
| Delta SkyMiles | 57 of 102 | 55% | |
| United MileagePlus | 44 of 75 | 58% | |
| Air Canada Aeroplan | 34 of 102 | 33% |
Best months for business class from Seattle (SEA) to Busan (PUS)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 130,000 pts + taxes varyMixed cabin | Alaska Atmos Rewards | 5 | |
| 130,000 pts + taxes varyMixed cabin | Alaska Atmos Rewards | 1 | |
| 403,100 pts + taxes vary | Delta SkyMiles | 6 | |
| 130,000 pts + taxes varyMixed cabin | Alaska Atmos Rewards | 5 | |
| 130,000 pts + taxes varyMixed cabin | Alaska Atmos Rewards | 31 | |
| 130,000 pts + taxes varyMixed cabin | Alaska Atmos Rewards | 6 | |
| 485,028 pts + taxes vary | Air Canada Aeroplan | 2 |
Lowest business class award by month and program
Each program's lowest one-way business-class award by departure month, in its own points or miles; taxes vary. — means the program showed no business-class space that month.
| Program | |||||||
|---|---|---|---|---|---|---|---|
| Alaska Atmos Rewardspoints | 130,000Mixed cabin | 130,000Mixed cabin | — | 130,000Mixed cabin | 130,000Mixed cabin | 130,000Mixed cabin | — |
| Delta SkyMilesmiles | 339,500Mixed cabin | 339,500Mixed cabin | 403,100 | 339,500Mixed cabin | 339,500Mixed cabin | 339,500Mixed cabin | — |
| United MileagePlusmiles | 412,600 | — | 412,600 | 412,600 | 423,000 | — | — |
| Air Canada Aeroplanpoints | — | — | — | 484,991Mixed cabin | 485,028 | — | 485,028 |
Airlines seen in business class
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- Air Canada (AC): Air Canada Aeroplan
- Alaska Airlines (AS): Alaska Atmos Rewards
- EVA Air (BR): United MileagePlus and Air Canada Aeroplan
- Delta Air Lines (DL): Delta SkyMiles
- STARLUX Airlines (JX): Alaska Atmos Rewards
- Korean Air (KE): Delta SkyMiles
- Philippine Airlines (PR): Alaska Atmos Rewards
- Singapore Airlines (SQ): Air Canada Aeroplan
- United Airlines (UA): United MileagePlus
Business class on nearby routes
The lowest business-class award AwardTool observed on related routes, as each route's page shows it: the return direction, other airports in the same cities, and more routes from Seattle (SEA) and to Busan (PUS). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| Busan (PUS) to Seattle (SEA)Return direction | 85,000 points | Alaska Atmos Rewards | 21 |
| Seattle (SEA) to London Heathrow (LHR)Also from SEA | 47,000 pointsNonstop | Virgin Atlantic Flying Club | 175 |
| Seattle (SEA) to Amsterdam (AMS)Also from SEA | 55,000 points | Alaska Atmos Rewards | 291 |
| Seattle (SEA) to Paris Charles de Gaulle (CDG)Also from SEA | 55,000 points | Alaska Atmos Rewards | 310 |
| Seattle (SEA) to New Delhi (DEL)Also from SEA | 70,000 miles | American Airlines AAdvantage | 312 |
| Taipei Taoyuan (TPE) to Busan (PUS)Also to PUS | 15,000 pointsNonstop | Alaska Atmos Rewards | 111 |
| Jeju (CJU) to Busan (PUS)Also to PUS | 11,400 milesNonstop | GOL Smiles | 306 |
| Hanoi (HAN) to Busan (PUS)Also to PUS | 40,000 milesNonstop | Delta SkyMiles | 299 |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Air Canada Aeroplan | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | — |
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed.
Questions about business-class award flights from Seattle (SEA) to Busan (PUS)
What's the lowest business-class award from Seattle (SEA) to Busan (PUS)?
412,600 miles + $29.10 with United MileagePlus. Seen Oct 13, 2026, 01:35 UTC for an Oct 27, 2026 departure. United MileagePlus showed business-class award space on 44 departure dates at any price (newest observation Oct 13, 2026, 04:29 UTC). A mixed-cabin itinerary, with part of the trip in a lower cabin, was seen from 130,000 points + $40.70 with Alaska Atmos Rewards. Search live before transferring points.
Which programs had business-class award space from Seattle (SEA) to Busan (PUS)?
Alaska Atmos Rewards (48 dates), Delta SkyMiles (57 dates), United MileagePlus (44 dates) and Air Canada Aeroplan (34 dates), in the last 30 days.
Is there nonstop business-class award space from Seattle (SEA) to Busan (PUS)?
AwardTool hasn't observed nonstop business-class award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which months had the lowest business-class award prices from Seattle (SEA) to Busan (PUS)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest business-class award AwardTool observed was for Dec 2026 departures: 403,100 miles with SkyMiles (6 dates). A mixed-cabin itinerary was seen for Aug 2027 departures from 130,000 points with Atmos. The month table shows every lowest price, including those. Based on dates we observed, not a forecast.