Business-class award flights from Ontario, California (ONT) to Tokyo Narita (NRT)
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In the last 30 days AwardTool saw business-class award space on 4 programs for ONT→NRT. Lowest: 175,500 miles + $5.60 with American Airlines AAdvantage, which showed business-class award space on 36 dates. No nonstop business-class award was seen in the last 30 days.
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest observed
- 175,500 miles + $5.60
- American Airlines AAdvantage
- Programs with space
- 4 of 7
- programs seen on this route
- Most dates seen
- 36 of 41
- dates checked · American Airlines AAdvantage
- Nonstop
- Not seen
- in the last 30 days
Compare programs for business class
The lowest one-way business-class award each program showed on ONT→NRT, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 175,500 pts + $5.60 | 2 stops | American Airlines (AA) | — | 36 | See dates | |
| Air Canada Aeroplan | 239,030 pts + $76.11Mixed cabin | 2 stops | Air Canada (AC), United Airlines (UA) | 6 | 22 | See dates | |
| United MileagePlus | 250,000 pts + $5.60 | 1 stop | EVA Air (BR), Air China (CA), ANA (NH), Asiana Airlines (OZ) +1 more | 9+ | 29 | See dates | |
| Alaska Atmos Rewards | 300,000 pts + $48.80 | 1 stop | Alaska Airlines (AS), STARLUX Airlines (JX) | 6 | 8 | See dates |
Not seen in business class: Delta SkyMiles, GOL Smiles 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 | 239,030 pts + $76.11Mixed cabin | 6 | 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 | 251,038 pts + $81.71 | 2 | 2 stops | Check this date | ||
| Alaska Atmos Rewards | 300,000 pts + $49.20 | 9+ | 2 stops | Check this date | ||
| Alaska Atmos Rewards | 300,000 pts + $49.20 | 9+ | 2 stops | Check this date | ||
| American Airlines AAdvantage | 307,500 pts + $5.60 | — | 1 stop | Check this date | ||
| American Airlines AAdvantage | 347,500 pts + $5.60 | — | 1 stop | 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 |
|---|---|---|---|
| American Airlines AAdvantage | 36 of 41 | 87% | |
| Air Canada Aeroplan | 22 of 31 | 70% | |
| United MileagePlus | 29 of 29 | 100% | |
| Alaska Atmos Rewards | 8 of 14 | 57% |
Best months for business class from Ontario, California (ONT) to Tokyo Narita (NRT)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 250,000 pts + taxes vary | United MileagePlus | 3 | |
| 250,000 pts + taxes vary | United MileagePlus | 3 | |
| 239,030 pts + taxes varyMixed cabin | Air Canada Aeroplan | 11 | |
| 175,500 pts + taxes vary | American Airlines AAdvantage | 2 | |
| 250,000 pts + taxes vary | United MileagePlus | 1 | |
| 232,500 pts + taxes vary | American Airlines AAdvantage | 8 | |
| 215,000 pts + taxes vary | American Airlines AAdvantage | 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 | |||||||
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantagemiles | 434,000 | 450,000 | 307,500 | 175,500 | 439,500 | 232,500 | 215,000 |
| Air Canada Aeroplanpoints | 344,428 | 312,650 | 239,030Mixed cabin | 259,198 | 459,805 | 297,476 | — |
| United MileagePlusmiles | 250,000 | 250,000 | 250,000 | 250,000 | 250,000 | 250,000 | — |
| Alaska Atmos Rewardspoints | — | — | 300,000 | — | — | 300,000 | — |
Airlines seen in business class
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- American Airlines (AA): American Airlines AAdvantage
- Air Canada (AC): Air Canada Aeroplan
- Alaska Airlines (AS): Alaska Atmos Rewards
- EVA Air (BR): United MileagePlus
- Air China (CA): United MileagePlus
- STARLUX Airlines (JX): Alaska Atmos Rewards
- ANA (NH): United MileagePlus
- Asiana Airlines (OZ): 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 Ontario, California (ONT) and to Tokyo Narita (NRT). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| Tokyo Narita (NRT) to Ontario (ONT)Return direction | 148,000 miles | American Airlines AAdvantage | 33 |
| Ontario (ONT) to Tokyo Haneda (HND)Another Tokyo airport | 133,500 miles | American Airlines AAdvantage | 52 |
| Ontario (ONT) to Taipei Taoyuan (TPE)Also from ONT | 75,000 pointsNonstop | Alaska Atmos Rewards | 218 |
| Ontario (ONT) to Manila (MNL)Also from ONT | 250,000 miles | United MileagePlus | 88 |
| Ontario (ONT) to Bangkok Suvarnabhumi (BKK)Also from ONT | 139,999 miles | Etihad Guest | 11 |
| Washington Dulles (IAD) to Tokyo Narita (NRT)Also to NRT | 110,000 milesNonstop | United MileagePlus | 332 |
| New York JFK to Tokyo Narita (NRT)Also to NRT | 110,000 milesNonstop | United MileagePlus | 334 |
| Boston (BOS) to Tokyo Narita (NRT)Also to NRT | 110,000 miles | Emirates Skywards | 231 |
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 | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 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 Ontario, California (ONT) to Tokyo Narita (NRT)
What's the lowest business-class award from Ontario, California (ONT) to Tokyo Narita (NRT)?
175,500 miles + $5.60 with American Airlines AAdvantage. American Airlines AAdvantage showed business-class award space on 36 departure dates at any price (newest observation Oct 19, 2026, 22:52 UTC). Search live before transferring points.
Which programs had business-class award space from Ontario, California (ONT) to Tokyo Narita (NRT)?
American Airlines AAdvantage (36 dates), Air Canada Aeroplan (22 dates), United MileagePlus (29 dates) and Alaska Atmos Rewards (8 dates), in the last 30 days.
Is there nonstop business-class award space from Ontario, California (ONT) to Tokyo Narita (NRT)?
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 Ontario, California (ONT) to Tokyo Narita (NRT)?
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 Jan 2027 departures: 175,500 miles with AAdvantage (2 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.