How does KAYAK find such low prices on flights from Illinois to Tokyo?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Tokyo. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Tokyo?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Tokyo from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Tokyo?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Tokyo with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Tokyo?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Tokyo from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$384 CHEAP FLIGHTS from Illinois to Tokyo

KAYAK searches hundreds of travel sites at once for deals on flights to Tokyo

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$809

Typical prices: $983-$1,766

ANA

Mon 12/1Sat 12/13

STL - HND • 1 stop

Cheapest non-stop

$983

Typical prices: $1,575-$2,110

United Airlines

Tue 11/25Wed 12/10

ORD - HND • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Tokyo!

Flight Deals

Cheap Flights from Illinois to Tokyo

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Tokyo that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Tokyo

Mon, Dec 1 - Sat, Dec 13

8:00 am - 5:45 pmSTL-HND

18h 45m1 stop

6:20 pm - 7:17 pmHND-STL

15h 57m1 stop

$809ANA

Find Deal

Wed, Feb 11 - Sun, Feb 15

6:10 am - 3:20 pmSTL-HND

18h 10m1 stop

4:25 pm - 4:44 pmHND-STL

15h 19m1 stop

$811Delta

Find Deal

Mon, Feb 23 - Mon, Mar 2

6:45 pm - 4:30 pmSTL-NRT

30h 45m2 stops

6:45 pm - 3:29 pmNRT-STL

35h 44m2 stops

$811Air Canada

Find Deal

Thu, Dec 4 - Thu, Dec 11

6:42 pm - 4:30 pmSTL-NRT

30h 48m2 stops

6:45 pm - 3:29 pmNRT-STL

35h 44m2 stops

$812Air Canada

Find Deal

Wed, Feb 11 - Sat, Feb 14

9:57 am - 5:45 pmSTL-HND

16h 48m1 stop

12:50 am - 10:36 amHND-STL

24h 46m2 stops

$814United Airlines

Find Deal

Mon, Feb 23 - Mon, Mar 2

5:14 am - 3:30 pmSTL-NRT

19h 16m1 stop

5:00 pm - 6:03 pmNRT-STL

16h 03m1 stop

$814American Airlines

Find Deal

Tue, Dec 2 - Sat, Dec 13

6:15 am - 3:30 pmSTL-NRT

18h 15m1 stop

4:45 pm - 4:29 pmNRT-STL

14h 44m1 stop

$817United Airlines

Find Deal

Mon, Feb 9 - Mon, Feb 16

6:00 am - 2:45 pmSTL-NRT

17h 45m1 stop

6:10 pm - 11:56 pmNRT-STL

20h 46m1 stop

$821Japan Airlines

Find Deal

Tue, Nov 25 - Wed, Dec 10

7:00 am - 3:30 pmSTL-NRT

17h 30m1 stop

5:30 pm - 10:47 pmNRT-STL

20h 17m1 stop

$840American Airlines

Find Deal

Sun, Dec 7 - Sun, Dec 14

6:55 am - 5:35 pmSTL-HND

19h 40m1 stop

5:05 pm - 11:57 pmHND-STL

21h 52m1 stop

$864Japan Airlines

Find Deal

Useful Info

Low season	January
High season	March
Cheapest flight	$384

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from St. Louis to Tokyo

Verified travelerFlew with ANAORD-HNDJan 2025

Consider light carry-ons to give yourself stretch room for economy and quick onboarding and off boarding especially with connecting flights.

RogerFlew with ANAORD-HNDFeb 2024

The extra leg room and been able to recline better is worth the extra money. I bidding on the premium and offered the least they would accept and got it.

How does KAYAK find such low prices on flights from Illinois to Tokyo?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Tokyo.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Tokyo?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Tokyo from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Tokyo?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Tokyo with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Tokyo?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Tokyo from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Yamanouchi

Kusatsu

Izu

Yamanashi

Odawara

Sagamihara

Minakami

Kawagoe

Tsukuba

Fuefuki

Numazu

Everything you need to know for your flight to Tokyo

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Illinois

First Class flights to Tokyofrom $15,593

Business Class flights to Tokyofrom $3,934

Prem Econ Class flights to Tokyofrom $1,775

Economy Class flights to Tokyofrom $753

$314 Find Cheap Flights from Illinois to Tokyo

KAYAK searches hundreds of travel sites at once for deals on flights to Tokyo

Everything you should know

Cheap Flights from Illinois to Tokyo

Recent round-trip flight deals from Illinois to Tokyo

Recent one-way flight deals from Illinois to Tokyo

Recent last minute flight deals from Illinois to Tokyo

Recent direct flight deals from Illinois to Tokyo

Good to know

Flights from Illinois to Tokyo: the best tips from KAYAK users

FAQs for booking flights from Illinois to Tokyo

How does KAYAK find such low prices on flights from Illinois to Tokyo?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Tokyo.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Tokyo?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Tokyo from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Tokyo?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Tokyo with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Tokyo?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Tokyo from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Tokyo?

Everything you need to know for your flight to Tokyo

Cabin class types available on flights to Illinois

Complete your trip to Tokyo with a hotel stay or car rental

Find direct flights for Tokyo

Flights to other popular destinations

Flights from domestic origins to Tokyo

Choose which airport to fly into in Tokyo

Find deals for your return flight