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$201+ Cheap flights from Kaua'i to Illinois

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — ORD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Kaua'i to Illinois

Keep the following information in mind while searching for Kaua'i to Illinois flight deals. Data was last updated September 16, 2025.

Round-trip from

$423
(United Airlines)

One-way from

$201
(KAYAK)
From Kaua'i to Illinois
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One-way flight from Kaua'i to Illinois
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Find flight deals from Kaua'i to Illinois

Cheapest flights from Kaua'i to Illinois
Explore the most affordable flight options available from Kaua'i to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/13. 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.
Thu 10/27:40 pmLIH - ORD
1 stop10h 48mUnited Airlines
Mon 10/2012:53 pmORD - LIH
1 stop12h 02mUnited Airlines
Deal found 9/13$423
This Delta deal was found by Cheapflights users on 9/16. 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.
Mon 11/179:29 pmLIH - ORD
1 stop15h 49mDelta
Mon 11/247:47 amORD - LIH
1 stop16h 17mDelta
Deal found 9/16$466
This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 11/109:29 pmLIH - STL
2 stops14h 38mDelta
Tue 11/187:05 amSTL - LIH
2 stops15h 03mDelta
Deal found 9/14$472
This Delta deal was found by Cheapflights users on 9/16. 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 10/29:40 pmLIH - ORD
1 stop10h 40mDelta
Tue 10/147:37 amORD - LIH
1 stop16h 28mDelta
Deal found 9/16$473
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/92:49 pmLIH - STL
2 stops13h 20mAmerican Airlines
Mon 11/177:33 amSTL - LIH
1 stop12h 26mAmerican Airlines
Deal found 9/14$478
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 12/209:45 pmLIH - ORD
1 stop18h 21mAmerican Airlines
Sun 1/47:00 amORD - LIH
1 stop11h 25mAmerican Airlines
Deal found 9/16$481
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Sun 11/99:00 pmLIH - STL
2 stops14h 18mAlaska Airlines
Mon 11/177:00 amSTL - LIH
2 stops29h 55mAlaska Airlines
Deal found 9/14$481
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/269:40 pmLIH - ORD
1 stop11h 35mAmerican Airlines
Fri 11/76:00 amORD - LIH
1 stop11h 18mAmerican Airlines
Deal found 9/15$493
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 11/176:20 pmLIH - ORD
2 stops18h 10mAlaska Airlines
Mon 11/2412:59 pmORD - LIH
2 stops21h 18mAlaska Airlines
Deal found 9/15$503
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 11/66:02 amLIH - STL
2 stops13h 57mAlaska Airlines
Sat 11/157:00 amSTL - LIH
2 stops15h 42mAlaska Airlines
Deal found 9/14$503
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 11/78:01 pmLIH - STL
2 stops15h 17mAlaska Airlines
Sat 11/157:00 amSTL - LIH
2 stops17h 30mAlaska Airlines
Deal found 9/14$512
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 11/66:02 amLIH - STL
2 stops13h 57mAlaska Airlines
Sun 11/164:14 pmSTL - LIH
2 stops22h 32mAlaska Airlines
Deal found 9/14$514

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Illinois 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 September 16, 2025.
Use the filters below to find and compare flights from Kaua'i to Illinois that are best for you.

Fly from

Kaua'i

Fly to

Illinois

Route

Depart

Return

Price

LihueChicago

LIH - ORD

LIHORD

Lihue

Mon 11/17

9:29 pm-5:18 pm

1 stop15h 49m

Chicago O'Hare Intl

Mon 11/24

7:47 am-8:04 pm

1 stop16h 17m

$473

LihueChicago

LIH - ORD

LIHORD

Lihue

Thu 10/2

9:40 pm-1:20 pm

1 stop10h 40m

Chicago O'Hare Intl

Tue 10/14

7:37 am-7:05 pm

1 stop16h 28m

$473

LihueChicago

LIH - ORD

LIHORD

Lihue

Sat 12/20

9:45 pm-8:06 pm

1 stop18h 21m

Chicago O'Hare Intl

Sun 1/4

7:00 am-2:25 pm

1 stop11h 25m

$481

LihueChicago

LIH - ORD

LIHORD

Lihue

Sun 10/26

9:40 pm-2:15 pm

1 stop11h 35m

Chicago O'Hare Intl

Fri 11/7

6:00 am-1:18 pm

1 stop11h 18m

$493

LihueChicago

LIH - ORD

LIHORD

Lihue

Mon 11/17

9:00 pm-4:30 pm

2 stops15h 30m

Chicago O'Hare Intl

Mon 11/24

12:59 pm-6:17 am

2 stops21h 18m

$503

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Fri 11/7

8:01 pm-3:18 pm

2 stops15h 17m

Lambert-St Louis

Sat 11/15

7:00 am-8:30 pm

2 stops17h 30m

$512

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Wed 11/12

9:00 pm-3:18 pm

2 stops14h 18m

Lambert-St Louis

Sun 11/16

4:14 pm-10:46 am

2 stops22h 32m

$514

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Thu 11/6

11:25 pm-3:18 pm

1 stop11h 53m

Lambert-St Louis

Sat 11/15

7:00 am-7:31 pm

2 stops16h 31m

$547

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Sun 11/9

8:01 pm-3:18 pm

2 stops15h 17m

Lambert-St Louis

Wed 11/19

7:00 am-10:15 pm

2 stops19h 15m

$553

LihueSt. Louis

LIH - STL

LIHSTL

Lihue

Thu 11/6

6:02 am-11:59 pm

2 stops13h 57m

Lambert-St Louis

Wed 11/19

7:00 am-10:15 pm

2 stops19h 15m

$553

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 52 results
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Best time to book a flight from Kaua'i to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Kaua'i 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 Kaua'i to Illinois
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Kaua'i to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Illinois. 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 Kaua'i to Illinois?

    There are many flights that can get you from Kaua'i to Illinois in 15h 17m. Fly via Delta, American Airlines, or Alaska Airlines to get the fastest option. There are 4171 mi between Kaua'i and Illinois. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $201 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $212 and $212, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kaua'i to Illinois 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 Kaua'i to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Kaua'i to Illinois (average of $245). Flying from Kaua'i to Illinois in March is currently the most expensive (average of $321). 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 airline flying from Kaua'i to Illinois

Discover the top airline that operate flights from Kaua'i to Illinois. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$463Average$666FlexibilityNo cancel feeOn-time69%

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