Delta SkyMiles award flights from Osaka Kansai (KIX) to Seattle (SEA)
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In the last 30 days AwardTool saw Delta SkyMiles award space for KIX→SEA in economy, premium economy, business class and first class. Lowest economy: 64,000 miles + $99.89 (economy space on 7 dates). Lowest business class: 205,000 miles + $98.87 on a mixed-cabin itinerary (part of the trip in a lower cabin; business-class space on 18 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 64,000 miles + $99.89
- economy space on 7 dates
- Lowest business class (mixed cabin)
- 205,000 miles + $98.87
- business-class space on 18 dates · part of the trip in a lower cabin
- Lowest first class (mixed cabin)
- 435,000 miles + $105.17
- first-class space on 10 dates · part of the trip in a lower cabin
- Lowest premium economy
- 130,000 miles + $99.07
- premium economy space on 5 dates
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on KIX→SEA in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 64,000 miles + $99.89 | 1 stop | Delta Air Lines (DL), Korean Air (KE) | 2 | 7 | See dates | |
| Premium Economy | 130,000 miles + $99.07 | 1 stop | Delta Air Lines (DL), Korean Air (KE) | 2 | 5 | See dates | |
| Business | 205,000 miles + $98.87Mixed cabin | 1 stop | Delta Air Lines (DL), Korean Air (KE) | 1 | 18 | See dates | |
| First | 435,000 miles + $105.17Mixed cabin | 2 stops | Delta Air Lines (DL), Korean Air (KE) | 1 | 10 | See dates |
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 SkyMiles award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Business | 415,000 miles + $98.73 | 1 | 1 stop | Check this date | ||
| Business | 415,000 miles + $98.73 | 1 | 1 stop | Check this date | ||
| First | 500,000 miles + $104.70 | 1 | 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 SkyMiles award space showed up
Departure dates in the next 365 days that AwardTool checked for Delta SkyMiles in the last 30 days, how many had award space in each cabin at any price, and the latest departure with space.
| Cabin | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Economy | 7 of 147 | 4% | |
| Premium Economy | 5 of 147 | 3% | |
| Business | 18 of 147 | 12% | |
| First | 10 of 147 | 6% |
Best months to fly from Osaka Kansai (KIX) to Seattle (SEA) with SkyMiles
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| — | — | 415,000 (2 dates) | 500,000 (1 date) | |
| — | — | 225,000 (2 dates) | — | |
| — | — | 225,000 (3 dates) | 435,000 (1 date)Mixed cabin | |
| 68,000 (1 date) | — | 205,000 (4 dates)Mixed cabin | 500,000 (2 dates) | |
| 90,000 (1 date) | 130,000 (1 date) | 445,000 (1 date) | 500,000 (1 date) | |
| 100,000 (1 date) | 165,000 (1 date) | 415,000 (2 dates) | 470,000 (2 dates) | |
| 64,000 (3 dates) | 160,000 (2 dates) | 415,000 (3 dates) | 500,000 (2 dates) | |
| 64,000 (1 date) | 155,000 (1 date) | 415,000 (1 date) | 460,000 (1 date) |
How to get SkyMiles
- American Express Membership Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
SkyMiles vs other programs from Osaka Kansai (KIX) to Seattle (SEA)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 50,000 pts + $133.24 | 97,041 pts + $136.00 | 98,010 pts + $154.00 | 200,394 pts + $136.30Mixed cabin |
| Air France/KLM Flying Blue | 37,500 pts + $87.19 | — | — | — |
| Alaska Atmos Rewards | 30,000 pts + $65.93Lowest | 55,000 pts + $81.73 | 95,000 pts + $87.89Lowest | 130,000 pts + $140.53Lowest |
| American Airlines AAdvantage | 35,000 pts + $57.03 | 50,000 pts + $57.03Lowest | — | — |
| Avianca LifeMiles | 55,000 pts + $58.00 | — | 100,000 pts + $82.41 | — |
| Delta SkyMiles | 64,000 pts + $99.89 | 130,000 pts + $99.07 | 205,000 pts + $98.87Mixed cabin | 435,000 pts + $105.17Mixed cabin |
| Emirates Skywards | 45,000 pts + $400.97 | 109,000 pts + $400.97 | 121,000 pts + $1,394.80 | — |
| GOL Smiles | 73,300 pts + taxes not reported | 557,900 pts + taxes not reported | — | — |
| JetBlue TrueBlue | 70,000 pts + $65.93 | — | — | — |
| Qantas Frequent Flyer | 48,900 pts + $437.38 | 99,000 pts + $309.69 | — | — |
| Qatar Airways Privilege Club | 50,000 pts + taxes not reported | — | 200,000 pts + taxes not reported | — |
| Turkish Miles & Smiles | 75,000 pts + taxes not reported | — | 275,000 pts + taxes not reported | — |
| United MileagePlus | 55,000 pts + $65.63 | 65,000 pts + $65.83 | 110,000 pts + $83.79 | — |
| Virgin Australia Velocity | 42,000 pts + $60.62 | — | — | — |
Questions about SkyMiles award flights from Osaka Kansai (KIX) to Seattle (SEA)
How many miles do you need to fly from Osaka Kansai (KIX) to Seattle (SEA) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days: economy 64,000 miles + $99.89, with a typical monthly low of 68,000 miles over 5 months and award space on 7 departure dates (newest observation Oct 16, 2026); premium economy 130,000 miles + $99.07, with a typical monthly low of 155,000 miles over 4 months and award space on 5 departure dates (newest observation Oct 16, 2026); business class 205,000 miles + $98.87, a mixed-cabin award, with a typical monthly low of 415,000 miles over 8 months and award space on 18 departure dates (newest observation Oct 19, 2026); first class 435,000 miles + $105.17, a mixed-cabin award, with a typical monthly low of 500,000 miles over 7 months and award space on 10 departure dates (newest observation Oct 19, 2026). Monthly lows varied in economy (64,000 to 100,000 miles), premium economy (130,000 to 165,000 miles), business class (205,000 to 445,000 miles) and first class (435,000 to 500,000 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Osaka Kansai (KIX) to Seattle (SEA)?
In economy, 64,000 miles + $99.89. Delta SkyMiles showed economy award space on 7 departure dates at any price (newest observation Oct 16, 2026, 18:51 UTC). In business class, 205,000 miles + $98.87 on a mixed-cabin itinerary (part of the trip in a lower cabin). Delta SkyMiles showed business-class award space on 18 departure dates at any price (newest observation Oct 19, 2026, 16:46 UTC). Search live before transferring points.
Can you book nonstop awards from Osaka Kansai (KIX) to Seattle (SEA) with SkyMiles?
AwardTool hasn't observed nonstop Delta SkyMiles award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book SkyMiles awards from Osaka Kansai (KIX) to Seattle (SEA)?
American Express Membership Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest SkyMiles award prices from Osaka Kansai (KIX) to Seattle (SEA)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest economy award AwardTool observed was for Jul 2027 departures: 64,000 miles (3 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.