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.

$531 CHEAP FLIGHTS from Illinois to Tokyo

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Flight Deals

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

Wed, Feb 3 - Tue, Feb 9

10:40 am - 5:45 pmPIA Greater Peoria-HND Tokyo Haneda

16h 05m1 stop Chicago O'Hare Intl

6:20 pm - 5:59 pmHND Tokyo Haneda-PIA Greater Peoria

14h 39m1 stop Chicago O'Hare Intl

$812United Airlines

Mon, Feb 1 - Thu, Feb 11

8:00 am - 5:45 pmPIA Greater Peoria-HND Tokyo Haneda

18h 45m1 stop Chicago O'Hare Intl

6:20 pm - 10:58 pmHND Tokyo Haneda-PIA Greater Peoria

19h 38m1 stop Chicago O'Hare Intl

$812United Airlines

Mon, Feb 1 - Fri, Feb 12

4:15 pm - 5:05 amPIA Greater Peoria-HND Tokyo Haneda

21h 50m2 stops Dallas/Fort Worth Los Angeles

6:00 pm - 10:29 pmHND Tokyo Haneda-PIA Greater Peoria

19h 29m2 stops Los Angeles Dallas/Fort Worth

$814American Airlines

Mon, Feb 1 - Thu, Feb 11

4:15 pm - 5:05 amPIA Greater Peoria-HND Tokyo Haneda

21h 50m2 stops Dallas/Fort Worth Los Angeles

6:00 pm - 10:29 pmHND Tokyo Haneda-PIA Greater Peoria

19h 29m2 stops Los Angeles Dallas/Fort Worth

$828American Airlines

Sun, Jan 24 - Sun, Jan 31

6:02 am - 2:05 pmBMI Bloomington-Normal-HND Tokyo Haneda

17h 03m1 stop Atlanta Hartsfield-Jackson

4:25 pm - 10:26 pmHND Tokyo Haneda-BMI Bloomington-Normal

21h 01m1 stop Atlanta Hartsfield-Jackson

$846Delta

Sun, Jan 24 - Sun, Jan 31

4:32 pm - 3:05 pmBMI Bloomington-Normal-HND Tokyo Haneda

31h 33m2 stops Atlanta Hartsfield-Jackson Seattle/Tacoma Intl

5:35 pm - 10:26 pmHND Tokyo Haneda-BMI Bloomington-Normal

19h 51m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$850Delta

Thu, Dec 10 - Thu, Dec 17

5:59 am - 5:50 pmCMI Champaign University-Willard-HND Tokyo Haneda

20h 51m1 stop Chicago O'Hare Intl

1:10 pm - 6:10 pmHND Tokyo Haneda-CMI Champaign University-Willard

20h 00m1 stop Chicago O'Hare Intl

$1,049Japan Airlines

Thu, Dec 10 - Thu, Dec 17

5:59 am - 2:55 pmCMI Champaign University-Willard-NRT Tokyo Narita

17h 56m1 stop Chicago O'Hare Intl

10:45 am - 10:55 amNRT Tokyo Narita-CMI Champaign University-Willard

15h 10m1 stop Chicago O'Hare Intl

$1,051Japan Airlines

Wed, Nov 18 - Tue, Nov 24

1:05 pm - 5:45 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 40mnonstop

6:20 pm - 3:10 pmHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,113ANA

Wed, Nov 18 - Tue, Nov 24

1:05 pm - 5:45 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 40mnonstop

10:25 am - 7:20 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 55mnonstop

$1,113ANA

Recent last minute flight deals from Illinois to Tokyo

Sun, Nov 1 - Sat, Nov 7

2:35 pm - 5:45 pmPIA Greater Peoria-HND Tokyo Haneda

36h 10m1 stop Chicago O'Hare Intl

6:20 pm - 6:20 pmHND Tokyo Haneda-PIA Greater Peoria

15h 00m1 stop Chicago O'Hare Intl

$855United Airlines

Sun, Nov 1 - Sat, Nov 7

2:35 pm - 5:45 pmPIA Greater Peoria-HND Tokyo Haneda

36h 10m1 stop Chicago O'Hare Intl

6:25 pm - 11:13 pmHND Tokyo Haneda-PIA Greater Peoria

19h 48m2 stops San Francisco Chicago O'Hare Intl

$860United Airlines

Sun, Nov 1 - Sat, Nov 7

5:39 pm - 3:30 pmPIA Greater Peoria-NRT Tokyo Narita

30h 51m2 stops Chicago O'Hare Intl Dallas/Fort Worth

5:30 pm - 11:49 pmNRT Tokyo Narita-PIA Greater Peoria

21h 19m1 stop Dallas/Fort Worth

$890American Airlines

Sun, Nov 1 - Sat, Nov 7

5:39 pm - 3:30 pmPIA Greater Peoria-NRT Tokyo Narita

30h 51m2 stops Chicago O'Hare Intl Dallas/Fort Worth

5:30 pm - 9:26 pmNRT Tokyo Narita-PIA Greater Peoria

18h 56m2 stops Dallas/Fort Worth Charlotte Douglas

$890American Airlines

Tue, Oct 27 - Wed, Nov 4

6:00 am - 2:05 pmMLI Moline Quad-City-HND Tokyo Haneda

18h 05m1 stop Atlanta Hartsfield-Jackson

4:50 pm - 10:30 pmHND Tokyo Haneda-MLI Moline Quad-City

20h 40m1 stop Atlanta Hartsfield-Jackson

$920Delta

Tue, Oct 27 - Fri, Nov 6

6:00 am - 2:05 pmMLI Moline Quad-City-HND Tokyo Haneda

18h 05m1 stop Atlanta Hartsfield-Jackson

4:50 pm - 10:30 pmHND Tokyo Haneda-MLI Moline Quad-City

20h 40m1 stop Atlanta Hartsfield-Jackson

$920Delta

Fri, Oct 30 - Fri, Nov 13

1:26 pm - 5:20 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

37h 54m1 stop San Francisco

1:10 pm - 10:00 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,113Japan Airlines

Wed, Oct 28 - Tue, Nov 10

2:11 pm - 2:25 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

34h 14m2 stops Houston George Bush Intcntl Los Angeles

2:45 pm - 12:21 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

24h 36m2 stops Los Angeles Denver Intl

$1,113Multiple Airlines

Tue, Oct 27 - Mon, Nov 9

11:30 am - 3:00 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

13h 30mnonstop

11:00 am - 7:59 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

23h 59m1 stop Houston George Bush Intcntl

$1,113Multiple Airlines

Sun, Nov 1 - Sun, Nov 8

9:06 pm - 3:30 pmORD Chicago O'Hare Intl-NRT Tokyo Narita

27h 24m1 stop Dallas/Fort Worth

10:45 am - 7:30 amNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 45mnonstop

$1,221Japan Airlines

Recent direct flight deals from Illinois to Tokyo

Wed, Nov 18 - Tue, Nov 24

1:05 pm - 5:45 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 40mnonstop

6:20 pm - 3:10 pmHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,113ANA

Wed, Nov 18 - Tue, Nov 24

1:05 pm - 5:45 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 40mnonstop

10:25 am - 7:20 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 55mnonstop

$1,113ANA

Thu, Dec 10 - Thu, Dec 17

1:30 pm - 5:50 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 20mnonstop

1:10 pm - 10:00 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,114Japan Airlines

Thu, Dec 10 - Thu, Dec 17

1:30 pm - 5:50 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 20mnonstop

1:10 pm - 10:00 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,117Japan Airlines

Mon, Nov 30 - Mon, Jan 18

4:25 pm - 9:10 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 45mnonstop

6:20 pm - 3:10 pmHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,122United Airlines

Mon, Nov 23 - Mon, Dec 7

1:05 pm - 5:45 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 40mnonstop

6:20 pm - 3:10 pmHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,122United Airlines

Sun, Jan 10 - Wed, Mar 3

1:30 pm - 5:50 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 20mnonstop

1:10 pm - 10:00 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,148American Airlines

Sun, Jan 10 - Wed, Feb 24

1:30 pm - 5:50 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 20mnonstop

1:10 pm - 10:00 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,148American Airlines

Fri, Nov 13 - Sun, Nov 22

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

13h 35mnonstop

6:00 pm - 2:50 pmNRT Tokyo Narita-ORD Chicago O'Hare Intl

11h 50mnonstop

$1,210Multiple Airlines

Wed, Mar 3 - Sun, Mar 14

4:25 pm - 9:10 pmORD Chicago O'Hare Intl-HND Tokyo Haneda

13h 45mnonstop

10:25 am - 7:20 amHND Tokyo Haneda-ORD Chicago O'Hare Intl

11h 55mnonstop

$1,227Multiple Airlines

Useful Info

Low season	August
High season	March

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

LawrenceFlew with Japan Airlines-Oct 2026

Give yourself time to navigate the various terminals and security

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.