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Find cheap flights from Illinois to Japan from $501

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Illinois to Japan departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 7/1
Mon 7/8

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In the last 7 days travelers have searched 42,787,818 times on KAYAK, and here is why:

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Good to know

Low season

August

High season

March

Cheapest flight

$501
Best time to beat the crowds but there is an average 15% increase in price.
Most popular time to fly with an average 7% increase in price.
Flight from St. Louis to Tokyo Narita Airport

FAQs for booking flights from Illinois to Japan

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

    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 Japan.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Japan 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 Japan?

    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 Japan 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 Japan?

    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 Japan from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Illinois to Japan

Recent round-trip flight deals

7/23Tue
1 stop
28h 19mORD-NRT
8/26Mon
1 stop
36h 39mNRT-ORD
$842
7/24Wed
1 stop
27h 44mORD-NRT
8/26Mon
1 stop
36h 39mNRT-ORD
$843
11/10Sun
1 stopAir Canada
18h 30mORD-NRT
11/28Thu
1 stopAir Canada
17h 32mNRT-ORD
$862
9/16Mon
1 stopAir Canada
16h 50mORD-NRT
11/22Fri
2 stopsAir Canada
31h 07mNRT-ORD
$863
10/1Tue
2 stopsCathay Pacific
35h 10mORD-NRT
10/16Wed
1 stopCathay Pacific
30h 40mNRT-ORD
$924
8/29Thu
1 stopCathay Pacific
24h 40mORD-NRT
9/9Mon
1 stopCathay Pacific
30h 40mNRT-ORD
$927
9/3Tue
1 stopEVA Air
22h 55mORD-NRT
9/18Wed
1 stopEVA Air
20h 20mNRT-ORD
$1,053
9/3Tue
1 stopEVA Air
22h 55mORD-NRT
9/19Thu
1 stopEVA Air
21h 20mNRT-ORD
$1,055
11/4Mon
1 stopTurkish Airlines
32h 25mORD-HND
11/11Mon
1 stopTurkish Airlines
27h 05mHND-ORD
$1,080
10/29Tue
1 stopTurkish Airlines
32h 25mORD-HND
11/9Sat
1 stopTurkish Airlines
27h 05mHND-ORD
$1,119

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Recent one-way flight deals

7/21Sun
3 stops
30h 10mSTL-NRT
$501
7/21Sun
2 stops
30h 10mSTL-NRT
$559
9/30Mon
1 stopAir Canada
34h 40mORD-KIX
$561
7/24Wed
1 stopAir Canada
19h 40mORD-HND
$567
8/27Tue
nonstopJapan Airlines
12h 55mORD-HND
$583
10/10Thu
nonstopJapan Airlines
13h 15mORD-HND
$584
8/20Tue
1 stopEVA Air
26h 45mORD-KIX
$642
10/28Mon
1 stopEVA Air
29h 45mORD-HND
$643
7/29Mon
nonstopANA
13h 20mORD-HND
$661
9/10Tue
nonstopANA
13h 20mORD-HND
$678

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Last minute flights from Illinois to Japan

Last minute flight, train and bus deals

6/3Mon
multi-stopAir Canada
38h 25mSTL-NRT
6/14Fri
multi-stopAir Canada
35h 36mNRT-STL
$1,163
6/4Tue
multi-stopAir Canada
16h 40mORD-NRT
6/6Thu
multi-stopAir Canada
30h 16mNRT-ORD
$1,205
6/4Tue
multi-stop
23h 30mORD-KIX
3/3Mon
multi-stop
22h 55mKIX-ORD
$1,275
6/3Mon
multi-stop
54h 38mORD-NRT
6/24Mon
multi-stop
29h 09mNRT-ORD
$1,326
6/5Wed
multi-stopUnited Airlines
17h 35mORD-HND
6/11Tue
nonstopUnited Airlines
12h 05mHND-ORD
$1,404
6/5Wed
multi-stopDelta
17h 25mORD-HND
6/14Fri
multi-stopDelta
17h 13mHND-ORD
$1,415
6/5Wed
multi-stopDelta
20h 30mORD-HND
6/11Tue
multi-stopDelta
19h 22mHND-ORD
$1,420
6/5Wed
multi-stopAmerican Airlines
18h 20mORD-HND
6/12Wed
nonstopAmerican Airlines
11h 50mHND-ORD
$1,454
6/3Mon
multi-stopAmerican Airlines
31h 50mORD-NRT
7/15Mon
multi-stopAmerican Airlines
19h 49mNRT-ORD
$2,215
6/4Tue
multi-stopUnited Airlines
22h 30mSTL-HND
6/6Thu
multi-stopUnited Airlines
24h 00mHND-STL
$2,285

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