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Kaua'i

$212+ Cheap flights from Illinois to Kaua'i

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIH
Aug 27 — Sep 31
Wed 8/27
Wed 9/3
1 adult, Economy
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Cheap flight deals from Illinois to Kaua'i

Keep the following information in mind while searching for Illinois to Kaua'i flight deals. Data was last updated August 22, 2025.

Round-trip from

$422
(Alaska Airlines)

One-way from

$212
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$585
From Illinois to Kaua'i
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One-way flight from Illinois to Kaua'i
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Highest demand for flights based on searches. 4% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Illinois to Kaua'i

Cheapest flights from Illinois to Kaua'i
Explore the most affordable flight options available from Illinois to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2025.

This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:37 amORD - LIH
1 stop16h 28mDelta
Sun 11/910:45 pmLIH - ORD
1 stop10h 43mDelta
Deal found 8/18$423
This Alaska Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 amORD - LIH
2 stops17h 29mAlaska Airlines
Thu 12/1111:25 pmLIH - ORD
1 stop13h 30mAlaska Airlines
Deal found 8/21$428
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:00 amORD - LIH
1 stop11h 14mAmerican Airlines
Mon 10/61:45 pmLIH - ORD
2 stops14h 00mAmerican Airlines
Deal found 8/21$429
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:00 amORD - LIH
2 stops17h 31mAlaska Airlines
Wed 10/299:00 pmLIH - ORD
2 stops11h 54mAlaska Airlines
Deal found 8/19$434
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:37 amORD - LIH
1 stop16h 28mDelta
Tue 10/289:40 pmLIH - ORD
1 stop10h 50mDelta
Deal found 8/19$437
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:31 amSTL - LIH
1 stop11h 59mAmerican Airlines
Wed 11/510:44 pmLIH - STL
1 stop10h 56mAmerican Airlines
Deal found 8/21$441
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/15:00 amORD - LIH
1 stop13h 56mAmerican Airlines
Wed 9/101:44 pmLIH - ORD
1 stop11h 17mAmerican Airlines
Deal found 8/21$443
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/289:00 amSTL - LIH
1 stop11h 36mUnited Airlines
Mon 10/67:40 pmLIH - STL
2 stops15h 04mUnited Airlines
Deal found 8/20$447
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/318:00 amORD - LIH
1 stop10h 56mAmerican Airlines
Mon 9/89:40 pmLIH - ORD
2 stops14h 38mAmerican Airlines
Deal found 8/21$449
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:00 amORD - LIH
1 stop11h 14mAmerican Airlines
Sun 10/59:40 pmLIH - ORD
1 stop13h 19mAmerican Airlines
Deal found 8/21$451
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:01 amSTL - LIH
2 stops17h 58mDelta
Mon 10/68:30 pmLIH - STL
2 stops13h 02mDelta
Deal found 8/19$452
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:37 amORD - LIH
1 stop16h 28mDelta
Mon 10/279:40 pmLIH - ORD
1 stop10h 50mDelta
Deal found 8/19$453

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Kaua'i that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 22, 2025.
Use the filters below to find and compare flights from Illinois to Kaua'i that are best for you.

Fly from

Illinois

Fly to

Kaua'i

Route

Depart

Return

Price

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Sun 11/2

5:00 am-12:18 pm

1 stop11h 18m

Lihue

Sun 11/9

2:49 pm-6:43 am

1 stop11h 54m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Sun 11/2

7:37 am-8:05 pm

1 stop16h 28m

Lihue

Sun 11/9

10:45 pm-1:28 pm

1 stop10h 43m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Wed 9/10

6:00 am-12:14 pm

1 stop11h 14m

Lihue

Tue 9/16

1:44 pm-6:12 am

1 stop11h 28m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Wed 10/22

7:37 am-7:05 pm

1 stop16h 28m

Lihue

Tue 10/28

9:40 pm-1:30 pm

1 stop10h 50m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Sun 9/28

6:00 am-12:14 pm

1 stop11h 14m

Lihue

Mon 10/6

1:45 pm-6:01 am

1 stop11h 16m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Mon 11/3

6:00 am-1:18 pm

1 stop11h 18m

Lihue

Mon 11/10

2:49 pm-6:43 am

1 stop11h 54m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Mon 11/17

6:00 am-1:18 pm

1 stop11h 18m

Lihue

Tue 11/25

2:49 pm-5:57 am

1 stop11h 08m

$423

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Fri 10/24

7:31 am-2:30 pm

1 stop11h 59m

Lihue

Wed 11/5

10:44 pm-1:40 pm

1 stop10h 56m

$441

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Sun 9/28

9:00 am-3:36 pm

1 stop11h 36m

Lihue

Mon 10/6

7:40 pm-3:44 pm

2 stops15h 04m

$447

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Sun 9/28

6:20 am-12:14 pm

1 stop10h 54m

Lihue

Mon 10/6

1:45 pm-8:51 am

2 stops14h 06m

$447

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 46 results
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Best time to book a flight from Illinois to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Kaua'i

What is the cheapest month to book a flight from Illinois to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from Illinois to Kaua'i (average of $440). Flying from Illinois to Kaua'i in June is currently the most expensive (average of $689). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to FUS?

Find hourly flight availability from Illinois to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Kaua'i as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Kaua'i?

    Airlines like American Airlines, Delta, and United Airlines fly from Illinois to Kaua'i in about 11h 18m. The time it takes to get you to your destination can typically vary by up to 5h 10m. The distance between Illinois and Kaua'i is about 4280 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Illinois to Kaua'i one-way?

    $212 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $217 and $217, respectively.

  • Can I find deals for flights from Illinois to Kaua'i that include hotel bookings?

    Yes. In addition to deals on Illinois to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Kaua'i?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Kaua'i.

  • Can I find deals for business class flights from Illinois to Kaua'i?

    Yes. Cheapflights offers flight deals from Illinois to Kaua'i by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Kaua'i (average of $440). Flying from Illinois to Kaua'i in June is currently the most expensive (average of $689). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Illinois to Kaua'i

Discover the top 6 airlines that operate flights from Illinois to Kaua'i. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$231Average$471FlexibilityNo cancel feeOn-time85%
DeltaCheapest$343Average$555FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$379Average$599FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$421Average$682FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$424Average$883FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$434Average$764FlexibilityNo cancel feeOn-time69%

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