Cheap flights from Chicago to Japan from $378

The month of September is, on average, the cheapest month to fly to Japan from Chicago, with most prices found around $1,045. If you aren’t able to travel to Japan during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,052.

On average, the least expensive day to fly to Japan from Chicago is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,047. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Chicago to Japan on a Saturday will generally be more expensive and average around $1,464. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Flying to Japan from Chicago in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,056 when looking at flights departing in the afternoon. In the evening is when there is more demand to fly to Japan, so prices are often more expensive at around $1,503 per ticket.

Fly from Chicago O'Hare Intl to Tokyo Narita for the best Chicago - Japan flight prices

You are more likely to see cheaper flights to Japan from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,278 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from Chicago for as low as $1,077 on momondo.

There are 4 cabin classes available to choose from on Chicago to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Japan Airlines, ANA, and United Airlines are the most popular carriers operating from Chicago to Japan

ANA, United Airlines and Japan Airlines are the top three most popular airlines that fly to Japan from Chicago according to our data. ANA is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Japan. Keep in mind that there are 9 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between Chicago and Japan have experienced a delay on any given week. The average delay length over the past 12 months has been 166 minutes.

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

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

According to our data, Kal Star Aviation have had the least number of delays on this route over the last 12 months; with about 2% of their flights experiencing any sort of delay.

14 flights are operational daily from Chicago to Japan as of February 2026. The most popular departure time for this route is 10:00AM, with 60% of flights per day taking off in the afternoon.

As of February 2026, there are 99 flights per week flying from Chicago to Japan. The most common day of the week flights depart is Tue, with 15% of flights taking off on this day.