This award fare prices at 110,000 United MileagePlus miles for a one-way business class ticket from San Francisco (SFO) to Tokyo Narita (NRT) on April 22, 2026. The taxes and fees add just $6 to the redemption, making this a straightforward use of miles with minimal out-of-pocket cost.
For context, business class awards on this transpacific route typically run around 140,000 miles through United's dynamic pricing. That puts this fare about 30,000 miles below the going rate—a meaningful savings if you've been eyeing a spring trip to Japan.
One important caveat: only a single seat is available at this price. That limits this deal to solo travelers or those who can split up from companions on the outbound flight. If you're traveling as a family, you'd need to search for additional seats separately or consider mixing cabins.
April is a popular time to visit Japan, often coinciding with the tail end of cherry blossom season depending on the year. If your schedule aligns with this date, it's worth locking in before the seat disappears.
How to book
Search for award availability and book directly through United at: https://www.united.com/en/us/book-flight/united-awards/search