Cheap flights from Osaka Kansai Intl Airport to San Francisco from $433

If you aren’t able to travel to San Francisco during the month of January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $769.

The cheapest day to depart from Osaka Kansai Intl Airport to San Francisco is on a Monday when prices can be found for as low as $1,205. The most expensive day to fly to San Francisco is Wednesday, with ticket prices averaging around $1,734.

Fly from Osaka Kansai Intl to San Francisco for the best Osaka Kansai Intl - San Francisco flight prices

There are 3 cabin classes available to choose from on Osaka Kansai Intl Airport to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 10% of flights between Osaka and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 207 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

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

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

As of August 2026, there are 2 flights per day flying from Osaka Kansai Intl Airport to San Francisco. The most common time of day flights depart is 4:00PM, with 100% of flights taking off in the afternoon.

14 flights are operational weekly from Osaka Kansai Intl Airport to San Francisco as of August 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.