Cheap flights from Illinois to Japan from $381
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Japan departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Illinois to Japan
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Japan?
The month of September is, on average, the cheapest month to fly to Japan from Illinois, with most prices found around $1,143. If you aren’t able to travel to Japan during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,226.
What is the cheapest day to depart on your flight to Japan?
On average, the least expensive day to fly to Japan from Illinois is on a Monday. momondo users have found tickets for Monday departures for as low as $1,239. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Illinois to Japan on a Saturday will generally be more expensive and average around $1,700. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Japan?
Flying to Japan from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,313 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 $1,755 per ticket.
What is the cheapest Illinois to Japan flight route?
Fly from Chicago O'Hare Intl to Tokyo Narita for the best Illinois - Japan flight prices
How far in advance should I book a flight to Japan?
You are more likely to see cheaper flights to Japan from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,310 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from Illinois for as low as $1,073 on momondo.
What cabin class options are available on Illinois to Japan flights?
There are 4 cabin classes available to choose from on Illinois to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Japan?
Air Canada, Alaska Airlines, and Japan Airlines are the most popular carriers operating from Illinois to Japan
What airlines fly to Japan?
ANA, Air Canada and United Airlines are the top three most popular airlines that fly to Japan from Illinois 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.
How many flights depart from Illinois to Japan on average per day?
As of June 2025, there are 15 flights per day flying from Illinois to Japan. The most common time of day flights depart is 12:00PM, with 60% of flights taking off in the afternoon.
How many flights depart from Illinois to Japan on average per week?
As of June 2025, there are 105 flights per week flying from Illinois to Japan. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.
Cheap Illinois to Japan flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Japan
When did momondo last update prices for flights from Illinois to Japan?
Prices for flights from Illinois to Japan are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Japan?
As of June 2025, there are 9 operators available to choose from for flights from Illinois to Japan.
How old do you have to be to fly from Illinois to Japan?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Japan.
What documentation or ID do you need to fly to Japan?
The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Japan?
Based on momondo bookings for flights between Illinois and Japan, the leading plane model is Boeing 777-300ER, making up 40.77% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 31.80%, Boeing 777-300 with 26.72%, and Airbus A350-900 with 0.15%.
Best airlines flying from Illinois to Japan
Compare and see reviews for airlines that fly from Illinois to Japan with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $143 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $757 | Free Cancellation | Rating 7.4 8,852 reviews | |||
| PriceFrom $820 | Free Cancellation | Rating 8.0 7,973 reviews | |||
| PriceFrom $823 | Free Cancellation | Rating 7.6 921 reviews | |||
| PriceFrom $827 | Free Cancellation | Rating 7.1 9,654 reviews | |||
| PriceFrom $880 | Free Cancellation | Rating 7.8 2,529 reviews | |||
| PriceFrom $983 | Free Cancellation | Rating 8.4 889 reviews | |||
| PriceFrom $1,005 | Free Cancellation | Rating 8.4 1,210 reviews | |||
| PriceFrom $1,155 | Free Cancellation | Rating 8.3 1,504 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Illinois to Japan?
It is quick and easy to find Illinois to Japan flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Japan that suits you.
Can I find flights from Illinois to Japan with flexible booking policies on momondo?
Flights from Illinois to Japan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Illinois to Japan?
momondo provides multiple filters to help you find the best flight to Japan from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Illinois to Japan right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Illinois to Japan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.