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.

$465 CHEAP FLIGHTS from Illinois to Tokyo

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Cheap Flights from Illinois to Tokyo

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

Thu, Oct 15 - Sat, Oct 24

10:15 am - 7:40 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

43h 25m2 stops Addis Ababa Bole Incheon Intl

8:40 pm - 8:40 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

50h 00m3 stops Incheon Intl Addis Ababa Bole Rome Fiumicino

$895Ethiopian Air

Sun, Feb 7 - Fri, Feb 19

4:05 pm - 4:30 pmSTL Lambert-St Louis-NRT Tokyo Narita

33h 25m1 stop Toronto Pearson Intl

6:45 pm - 3:26 pmNRT Tokyo Narita-STL Lambert-St Louis

35h 41m1 stop Toronto Pearson Intl

$922Air Canada

Sun, Feb 7 - Fri, Feb 19

4:05 pm - 4:40 pmSTL Lambert-St Louis-NRT Tokyo Narita

33h 35m2 stops Toronto Pearson Intl Vancouver Intl

6:45 pm - 3:26 pmNRT Tokyo Narita-STL Lambert-St Louis

35h 41m1 stop Toronto Pearson Intl

$922Air Canada

Mon, Feb 8 - Mon, Mar 8

10:45 pm - 8:00 amORD Chicago O'Hare Intl-NRT Tokyo Narita

42h 15m1 stop Manila Ninoy Aquino Intl

4:00 pm - 9:08 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

32h 08m2 stops Vancouver Intl Toronto Pearson Intl

$1,061Multiple Airlines

Tue, Sep 29 - Wed, Oct 14

7:08 am - 3:00 pmSTL Lambert-St Louis-NRT Tokyo Narita

17h 52m1 stop San Francisco

5:00 pm - 10:59 pmNRT Tokyo Narita-STL Lambert-St Louis

19h 59m1 stop Chicago O'Hare Intl

$1,081United Airlines

Tue, Sep 29 - Wed, Oct 14

7:08 am - 3:00 pmSTL Lambert-St Louis-NRT Tokyo Narita

17h 52m1 stop San Francisco

5:00 pm - 10:30 pmNRT Tokyo Narita-STL Lambert-St Louis

19h 30m2 stops Los Angeles Los Angeles Houston George Bush Intcntl

$1,086United Airlines

Tue, Sep 29 - Tue, Oct 13

12:00 pm - 3:25 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 25mnonstop

10:40 am - 8:40 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

12h 00mnonstop

$1,088ANA

Mon, Sep 28 - Fri, Oct 9

5:45 pm - 9:15 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 30mnonstop

10:40 am - 8:40 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

12h 00mnonstop

$1,088ANA

Tue, Sep 29 - Tue, Oct 13

10:15 am - 1:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 10mnonstop

9:45 am - 7:20 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 35mnonstop

$1,101Japan Airlines

Wed, Oct 7 - Wed, Oct 14

10:15 am - 1:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 10mnonstop

9:45 am - 7:20 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 35mnonstop

$1,101Japan Airlines

Recent last minute flight deals from Illinois to Tokyo

Tue, Sep 15 - Mon, Sep 21

10:15 am - 1:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 10mnonstop

9:45 am - 7:20 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 35mnonstop

$1,066Japan Airlines

Wed, Sep 16 - Mon, Sep 21

10:15 am - 1:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 10mnonstop

9:45 am - 7:20 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 35mnonstop

$1,066Japan Airlines

Sun, Sep 20 - Fri, Oct 9

7:11 am - 3:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

18h 14m1 stop Montreal Pierre Elliott Trudeau Intl

5:50 pm - 8:12 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

16h 22m1 stop Montreal Pierre Elliott Trudeau Intl

$1,069Air Canada

Sat, Sep 19 - Fri, Oct 2

11:50 am - 3:10 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 20mnonstop

11:30 am - 9:39 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

24h 09m1 stop Houston George Bush Intcntl

$1,069Multiple Airlines

Tue, Sep 15 - Mon, Sep 21

8:49 am - 7:00 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

20h 11m1 stop Vancouver Intl

11:35 pm - 5:04 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

43h 29m2 stops Tamuning Guam Intl Honolulu

$1,071United Airlines

Sat, Sep 19 - Sat, Sep 26

12:00 pm - 3:25 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 25mnonstop

10:40 am - 8:40 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

12h 00mnonstop

$1,071ANA

Sat, Sep 19 - Sun, Oct 4

12:00 pm - 3:25 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 25mnonstop

5:15 pm - 3:05 pmHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,071ANA

Sun, Sep 20 - Tue, Oct 6

7:11 am - 3:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

18h 14m1 stop Montreal Pierre Elliott Trudeau Intl

6:30 pm - 9:00 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

28h 30m2 stops Calgary Toronto Pearson Intl

$1,071Multiple Airlines

Sun, Sep 20 - Fri, Oct 2

7:11 am - 3:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

18h 14m1 stop Montreal Pierre Elliott Trudeau Intl

4:50 pm - 9:52 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

19h 02m2 stops Vancouver Intl Denver Intl

$1,072Air Canada

Sat, Sep 19 - Fri, Oct 2

12:00 pm - 3:25 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 25mnonstop

10:40 am - 8:40 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

12h 00mnonstop

$1,087United Airlines

Recent direct flight deals from Illinois to Tokyo

Tue, Sep 29 - Tue, Oct 13

12:00 pm - 3:25 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 25mnonstop

10:40 am - 8:40 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

12h 00mnonstop

$1,088ANA

Mon, Sep 28 - Fri, Oct 9

5:45 pm - 9:15 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 30mnonstop

10:40 am - 8:40 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

12h 00mnonstop

$1,088ANA

Wed, Oct 7 - Wed, Oct 14

10:15 am - 1:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 10mnonstop

9:45 am - 7:20 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 35mnonstop

$1,101Japan Airlines

Tue, Sep 29 - Tue, Oct 13

10:15 am - 1:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 10mnonstop

9:45 am - 7:20 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 35mnonstop

$1,101Japan Airlines

Sun, Oct 4 - Tue, Oct 13

11:50 am - 3:10 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 20mnonstop

5:00 pm - 2:55 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 55mnonstop

$1,152United Airlines

Sun, Sep 27 - Thu, Oct 8

12:00 pm - 3:25 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 25mnonstop

10:40 am - 8:40 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

12h 00mnonstop

$1,152United Airlines

Wed, Oct 7 - Wed, Oct 14

10:15 am - 1:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 10mnonstop

9:45 am - 7:20 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 35mnonstop

$1,207American Airlines

Wed, Dec 2 - Wed, Jan 27

10:25 am - 2:55 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 30mnonstop

10:40 am - 7:30 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,265American Airlines

Mon, Mar 8 - Mon, Mar 15

10:40 am - 3:15 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 35mnonstop

6:00 pm - 3:50 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,365Multiple Airlines

Sun, Mar 14 - Mon, Mar 22

11:40 am - 3:15 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 35mnonstop

6:00 pm - 3:50 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,365Multiple Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$465

Best time to beat the crowds with an average 19% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from St. Louis to Tokyo Narita Airport

MamiFlew with Japan Airlines-May 2026

I did not find particularly good stuff in Entertainment (movies and TV), so you may want to bring what you like.

Verified travelerFlew with ANA-Jan 2025

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

RogerFlew with ANA-Feb 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

Izu

Kusatsu

Odawara

Yamanashi

Minakami

Sagamihara

Tsukuba

Kawagoe

Numazu

Fuefuki

More options for your flight to Tokyo

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

$465 Find Cheap Flights from Illinois to Tokyo - Compare and Save

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

Low season

High season

Cheapest flight

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

FAQs for booking flights from Illinois to Tokyo

Traveling to a place near Tokyo?

More options for your flight to Tokyo

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

Cabin class types available on flights to Illinois

Find direct flights for Tokyo

Flights from domestic origins to Tokyo

Choose which airport to fly into in Tokyo

Flights to other popular destinations

Find deals for your return flight