Business-class award flights from Seattle (SEA) to Sapporo (CTS)
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In the last 30 days AwardTool saw business-class award space on 3 programs for SEA→CTS. Lowest: 213,300 miles + $5.60 with United MileagePlus, which showed business-class award space on 51 dates. A mixed-cabin itinerary, with part of the trip in a lower cabin, was seen from 124,516 points + $81.81 with Air Canada Aeroplan.
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest observed
- 213,300 miles + $5.60
- United MileagePlus
- Programs with space
- 3 of 7
- programs seen on this route
- Most dates seen
- 71 of 78
- dates checked · Air Canada Aeroplan
- 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→CTS, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Air Canada AeroplanLowest, mixed cabin | 124,516 pts + $81.81Mixed cabin | 2 stops | Air Canada (AC), ANA (NH), United Airlines (UA) | 5 | 71 | See dates | |
| Alaska Atmos Rewards | 175,000 pts + $33.00Mixed cabin | 1 stop | Alaska Airlines (AS), STARLUX Airlines (JX), Korean Air (KE) | 2 | 20 | See dates | |
| United MileagePlus | 213,300 pts + $5.60 | 1 stop | EVA Air (BR), ANA (NH), United Airlines (UA) | 9+ | 51 | See dates |
Not seen in business class: American Airlines AAdvantage, GOL Smiles, Air France/KLM Flying Blue and Qantas Frequent Flyer.
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) | |
|---|---|---|---|---|---|---|
| Air Canada Aeroplan | 195,543 pts + $90.41 | 3 | 2 stops | Check this date | ||
| United MileagePlus | 250,000 pts + $5.60 | 9+ | 1 stop | Check this date | ||
| United MileagePlus | 250,000 pts + $5.60 | 9+ | 1 stop | Check this date | ||
| Air Canada Aeroplan | 251,065 pts + $89.61 | 2 | 2 stops | Check this date | ||
| Alaska Atmos Rewards | 300,000 pts + $49.10 | 5 | 2 stops | Check this date | ||
| Alaska Atmos Rewards | 300,000 pts + $49.10 | 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 |
|---|---|---|---|
| Air Canada Aeroplan | 71 of 78 | 91% | |
| Alaska Atmos Rewards | 20 of 80 | 25% | |
| United MileagePlus | 51 of 52 | 98% |
Best months for business class from Seattle (SEA) to Sapporo (CTS)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 250,000 pts + taxes vary | United MileagePlus | 2 | |
| 195,543 pts + taxes vary | Air Canada Aeroplan | 4 | |
| 134,877 pts + taxes vary | Air Canada Aeroplan | 12 | |
| 124,516 pts + taxes varyMixed cabin | Air Canada Aeroplan | 13 | |
| 137,601 pts + taxes vary | Air Canada Aeroplan | 2 | |
| 137,601 pts + taxes vary | Air Canada Aeroplan | 30 | |
| 175,000 pts + taxes varyMixed cabin | Alaska Atmos Rewards | 5 | |
| 177,416 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 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Air Canada Aeroplanpoints | — | 195,543 | 134,877 | 124,516Mixed cabin | 137,601 | 137,601 | 251,065 | 177,416 |
| Alaska Atmos Rewardspoints | — | 300,000 | 300,000 | 300,000 | 300,000 | 300,000 | 175,000Mixed cabin | 300,000 |
| United MileagePlusmiles | 250,000 | 250,000 | 213,300 | 213,300 | 250,000 | 236,800 | 250,000 | 250,000 |
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
- STARLUX Airlines (JX): Alaska Atmos Rewards
- Korean Air (KE): Alaska Atmos Rewards
- ANA (NH): Air Canada Aeroplan and United MileagePlus
- United Airlines (UA): Air Canada Aeroplan and 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 Sapporo (CTS). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| Sapporo (CTS) to Seattle (SEA)Return direction | 250,000 miles | United MileagePlus | 20 |
| 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 | 290 |
| 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 Sapporo (CTS)Also to CTS | 19,130 milesNonstop | Avianca LifeMiles | 52 |
| Tokyo Haneda (HND) to Sapporo (CTS)Also to CTS | 15,000 milesNonstop | American Airlines AAdvantage | 302 |
| Hong Kong (HKG) to Sapporo (CTS)Also to CTS | 30,000 miles | American Airlines AAdvantage | 54 |
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 | — | — | — | — |
| 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 Sapporo (CTS)
What's the lowest business-class award from Seattle (SEA) to Sapporo (CTS)?
213,300 miles + $5.60 with United MileagePlus. United MileagePlus showed business-class award space on 51 departure dates at any price (newest observation Oct 19, 2026, 03:26 UTC). A mixed-cabin itinerary, with part of the trip in a lower cabin, was seen from 124,516 points + $81.81 with Air Canada Aeroplan. Search live before transferring points.
Which programs had business-class award space from Seattle (SEA) to Sapporo (CTS)?
Air Canada Aeroplan (71 dates), Alaska Atmos Rewards (20 dates) and United MileagePlus (51 dates), in the last 30 days.
Is there nonstop business-class award space from Seattle (SEA) to Sapporo (CTS)?
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 Sapporo (CTS)?
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: 134,877 points with Aeroplan (12 dates). A mixed-cabin itinerary was seen for Jan 2027 departures from 124,516 points with Aeroplan. The month table shows every lowest price, including those. Based on dates we observed, not a forecast.