HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIH
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Kaua'i with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 junio 12, 2025.

Round-trip from

$423
(United Airlines)

One-way from

$212
(American Airlines)

Popular in

December

Cheapest in

November

Average price

$821
From Illinois to Kaua'i
Search Deals
One-way flight from Illinois to Kaua'i
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 junio 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
sáb. 9/610:49 amORD - LIH
1 stop14h 09mUnited Airlines
lun. 9/157:40 pmLIH - ORD
1 stop10h 48mUnited Airlines
Deal found 6/10$423
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
mié. 12/32:59 pmORD - LIH
2 stops24h 22mAlaska Airlines
mié. 12/1011:00 amLIH - ORD
1 stop22h 59mAlaska Airlines
Deal found 6/11$428
This American Airlines deal was found by Cheapflights users on 6/11. 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.
sáb. 9/66:00 amORD - LIH
1 stop11h 14mAmerican Airlines
mar. 9/161:44 pmLIH - ORD
2 stops14h 42mAmerican Airlines
Deal found 6/11$429
This Delta deal was found by Cheapflights users on 6/11. 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.
sáb. 9/207:30 amORD - LIH
1 stop16h 52mDelta
dom. 9/289:45 pmLIH - ORD
1 stop10h 43mDelta
Deal found 6/11$443
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 9/106:00 amSTL - LIH
2 stops14h 50mAlaska Airlines
mié. 9/1710:30 pmLIH - STL
1 stop11h 09mAlaska Airlines
Deal found 6/10$447
This American Airlines deal was found by Cheapflights users on 6/10. 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.
lun. 9/16:45 amSTL - LIH
1 stop10h 27mAmerican Airlines
jue. 9/119:45 pmLIH - STL
2 stops13h 25mAmerican Airlines
Deal found 6/10$448
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/136:15 amORD - LIH
1 stop11h 35mSouthwest
dom. 8/178:40 pmLIH - ORD
1 stop12h 45mSouthwest
Deal found 6/10$513
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/265:15 amMDW - LIH
1 stop12h 40mSouthwest
dom. 11/27:05 pmLIH - MDW
2 stops13h 35mSouthwest
Deal found 6/10$518
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/26:00 amSTL - LIH
1 stop12h 25mMultiple Airlines
mié. 9/1010:30 pmLIH - STL
1 stop11h 09mMultiple Airlines
Deal found 6/10$532
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 9/39:00 amSTL - LIH
1 stop11h 36mUnited Airlines
mar. 9/97:40 pmLIH - STL
1 stop12h 03mUnited Airlines
Deal found 6/10$561
This Delta deal was found by Cheapflights users on 6/10. 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.
sáb. 8/306:40 amSTL - LIH
2 stops15h 21mDelta
lun. 9/89:40 pmLIH - STL
2 stops15h 07mDelta
Deal found 6/10$575
This Delta deal was found by Cheapflights users on 6/10. 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.
vie. 10/249:30 amMDW - LIH
2 stops14h 52mDelta
mar. 10/289:26 pmLIH - MDW
2 stops15h 41mDelta
Deal found 6/10$604

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 junio 12, 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

sáb. 9/6

10:49 am-7:58 pm

1 stop14h 09m

Lihue

lun. 9/15

7:40 pm-11:28 am

1 stop10h 48m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

sáb. 9/6

6:00 am-12:14 pm

1 stop11h 14m

Lihue

mar. 9/16

1:44 pm-9:26 am

2 stops14h 42m

$429

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

mié. 9/10

6:00 am-3:50 pm

2 stops14h 50m

Lihue

mié. 9/17

10:30 pm-2:39 pm

1 stop11h 09m

$447

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

lun. 9/1

6:45 am-12:12 pm

1 stop10h 27m

Lihue

jue. 9/11

9:45 pm-4:10 pm

2 stops13h 25m

$448

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

mié. 8/13

2:03 pm-10:12 pm

2 stops13h 09m

Lihue

dom. 8/17

9:32 pm-2:13 pm

1 stop11h 41m

$468

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

mié. 8/13

3:09 pm-9:54 pm

1 stop11h 45m

Lihue

dom. 8/17

9:32 pm-2:13 pm

1 stop11h 41m

$503

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

jue. 8/28

7:45 am-7:03 pm

2 stops16h 18m

Lihue

mié. 9/3

9:40 pm-1:17 pm

1 stop10h 37m

$509

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

mié. 8/13

6:15 am-12:50 pm

1 stop11h 35m

Lihue

dom. 8/17

8:40 pm-2:25 pm

1 stop12h 45m

$513

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

mar. 9/2

6:00 am-1:25 pm

1 stop12h 25m

Lihue

mié. 9/10

10:30 pm-2:39 pm

1 stop11h 09m

$532

ChicagoLihue

MDW - LIH

MDWLIH

Chicago Midway

sáb. 8/23

5:20 am-4:00 pm

2 stops15h 40m

Lihue

mar. 8/26

8:40 pm-3:45 pm

1 stop14h 05m

$538

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 26 results
1
2
3

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 junio 12, 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.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated junio 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to Kaua'i to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 Southwest and Alaska Airlines, with prices starting from $252 and $255, 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Honolulu flights
San Francisco to Honolulu flights
John F Kennedy Intl to Honolulu flights
Los Angeles to Kahului flights
Ontario to Honolulu flights
Seattle to Honolulu flights
O'Hare Intl to Honolulu flights
San Diego to Honolulu flights
Los Angeles to Lihue flights
San Francisco to Kahului flights
Newark to Honolulu flights
Dallas/Fort Worth to Honolulu flights
Los Angeles to Kailua-Kona flights
Denver to Honolulu flights
San Francisco to Kailua-Kona flights
Hobby to Honolulu flights
Dulles Intl to Honolulu flights
Sky Harbor Intl to Honolulu flights
Seattle to Kahului flights
San Jose to Honolulu flights
Seattle to Kailua-Kona flights
Atlanta to Honolulu flights
George Bush Intcntl to Honolulu flights
Salt Lake City to Honolulu flights
Portland to Honolulu flights
Las Vegas to Honolulu flights
Boston to Honolulu flights
Oakland to Honolulu flights
LaGuardia to Honolulu flights
Sacramento to Honolulu flights
Minneapolis to Honolulu flights
Denver to Kahului flights
San Francisco to Lihue flights
Long Beach to Honolulu flights
Seattle to Lihue flights
Baltimore to Honolulu flights
Portland to Kahului flights
Reagan-National to Honolulu flights
San Jose to Kahului flights
Denver to Lihue flights
San Diego to Kahului flights
Ontario to Kahului flights
Sacramento to Kahului flights
San Diego to Lihue flights
Detroit to Honolulu flights
O'Hare Intl to Kahului flights
Oakland to Kahului flights
Midway to Honolulu flights
Dallas/Fort Worth to Kahului flights
Portland to Kailua-Kona flights

Top 5 airlines flying from Illinois to Kaua'i

Discover the top 5 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$311Average$551FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$379Average$600FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$421Average$677FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$421Average$764FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$424Average$883FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.