Cheap flights from Tokyo to Boston from $635

In general, February is the cheapest month to fly from Tokyo to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $529. If you aren’t able to travel during the month of February, then book flights to Boston from Tokyo during August instead. Flights to Boston in August, while not as cheap as those in February, still average around $581.

The cheapest day to depart from Tokyo to Boston is on a Tuesday when prices can be found for as low as $1,720. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Wednesday is $2,166.

Fly from Tokyo Narita to Boston Logan Intl for the best Tokyo - Boston Logan Intl flight prices

You could potentially save up to 17% on your flight if you consider stops on a Tokyo to Boston flight.

As of May 2026, prices for Tokyo to Boston flights are approximately 11% cheaper when compared to flights at the same time last year.

Historically, on average around 18% of flights between Tokyo and Boston have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Japan Airlines have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

Washington, D.C. (IAD) was the most common stop: 42% of momondo users choosing 1-stop flights on this route connected there.

Flights via Minneapolis (MSP) offer the lowest average round-trip price of $1,298.

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 15h 51m.

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 18m.

As of May 2026, there are 3 flights per day flying from Tokyo to Boston. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

As of May 2026, there are 21 flights per week flying from Tokyo to Boston. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.