Flights from Boston to Kansai

Flight deals from Boston to Kansai

Looking for cheap tickets from Boston to Kansai, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Flying from Boston to Kansai

Arm yourself with these facts on the fly.
Cheapest flight found$643
Cheapest month to flyMarch
Cheapest airport to fly fromBoston Logan International

Frequently asked questions

We looked at all of the upcoming return flights from Boston to Kansai we could find over the next 12 months. It looks like $1,338 is the best price. This is good, compared to the average Kansai ticket price of $1,338.
The cheapest month to fly from Boston to Kansai is currently February.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Boston to Kansai on Tuesday, 3 February 2026.
Currently, there aren't any direct flights from Boston to Kansai, but you can still fly with a stopover.
If you're flying from Boston, the cheapest city in Kansai to fly into is Osaka. The cheapest airport serving Osaka at the moment is Kobe.