Cheap flights from Portland to Tokyo from $214

The cheapest month to fly to Tokyo from Portland is in February. Flight prices, which tend to average around $778, are often lower during this time because this is during the off-season. If you’re not able to fly to Tokyo in February, then January is your next best option. Flight prices from Portland to Tokyo during January average around $785.

You are more likely to see cheaper flights to Tokyo from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Tokyo for around $1,124 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tokyo from Portland for as low as $913 on momondo.

You could potentially save up to 11% on your flight if you consider stops on a Portland to Tokyo flight.

As of November 2026, prices for Portland to Tokyo flights are approximately 26% cheaper when compared to flights at the same time last year.

Alaska Airlines, Delta, and Korean Air are the most popular carriers operating from Portland to Tokyo

ANA, Delta and United Airlines are the top three most popular airlines that fly to Tokyo from Portland according to our data. ANA is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Tokyo. Keep in mind that there are 8 different airlines that fly to Tokyo on a routine basis, so you have a few additional options to choose from.

Seattle (SEA) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

Flights via Honolulu (HNL) offer the lowest average round-trip price of $593.

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 12h 45m.

San Francisco (SFO) has the shortest average layover time for this route: 2h 16m.