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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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LIH
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$423
(American Airlines)

One-way from

$212
(American Airlines)

Popular in

December

Cheapest in

November

Average price

$687
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. 5% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This United Airlines deal was found by Cheapflights users on 7/3. 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.
Mon 8/181:55 pmORD - LIH
1 stop11h 30mUnited Airlines
Tue 8/267:40 pmLIH - ORD
1 stop12h 35mUnited Airlines
Deal found 7/3$423
This American Airlines deal was found by Cheapflights users on 7/3. 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 8/186:00 amORD - LIH
1 stop11h 12mAmerican Airlines
Wed 8/271:45 pmLIH - ORD
1 stop11h 20mAmerican Airlines
Deal found 7/3$425
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 9/226:20 amORD - LIH
2 stops14h 30mAlaska Airlines
Mon 9/297:55 pmLIH - ORD
2 stops15h 54mAlaska Airlines
Deal found 6/30$434
This Delta deal was found by Cheapflights users on 7/2. 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 9/2212:46 pmORD - LIH
1 stop11h 13mDelta
Sun 9/289:40 pmLIH - ORD
1 stop10h 50mDelta
Deal found 7/2$443
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 11/47:00 amSTL - LIH
2 stops17h 30mAlaska Airlines
Wed 11/1211:19 pmLIH - STL
1 stop11h 46mAlaska Airlines
Deal found 7/2$446
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/197:53 amSTL - LIH
1 stop11h 03mAmerican Airlines
Mon 8/259:16 pmLIH - STL
2 stops16h 14mAmerican Airlines
Deal found 7/2$447
This Southwest deal was found by Cheapflights users on 7/2. 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.
Tue 11/45:00 amSTL - LIH
1 stop12h 15mSouthwest
Wed 11/129:10 pmLIH - STL
1 stop10h 00mSouthwest
Deal found 7/2$479
This Southwest deal was found by Cheapflights users on 7/1. 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.
Wed 8/136:15 amORD - LIH
1 stop11h 35mSouthwest
Wed 8/208:40 pmLIH - ORD
1 stop12h 45mSouthwest
Deal found 7/1$495
This Delta deal was found by Cheapflights users on 7/2. 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 8/197:35 amSTL - LIH
2 stops16h 28mDelta
Tue 8/269:40 pmLIH - STL
2 stops15h 07mDelta
Deal found 7/2$505
This Southwest deal was found by Cheapflights users on 7/2. 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.
Mon 8/185:25 amMDW - LIH
2 stops15h 35mSouthwest
Sun 8/248:40 pmLIH - MDW
1 stop14h 45mSouthwest
Deal found 7/2$538
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Mon 7/711:25 amSTL - LIH
2 stops14h 00mUnited Airlines
Mon 7/147:40 pmLIH - STL
1 stop12h 06mUnited Airlines
Deal found 7/3$548
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 8/206:00 amBMI - LIH
2 stops12h 56mAmerican Airlines
Tue 8/269:16 pmLIH - BMI
2 stops13h 05mAmerican Airlines
Deal found 7/1$596

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 July 3, 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

Mon 8/18

1:55 pm-8:25 pm

1 stop11h 30m

Lihue

Tue 8/26

7:40 pm-1:15 pm

1 stop12h 35m

$423

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Mon 8/18

6:00 am-12:12 pm

1 stop11h 12m

Lihue

Wed 8/27

1:45 pm-6:05 am

1 stop11h 20m

$425

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Mon 9/22

6:20 am-3:50 pm

2 stops14h 30m

Lihue

Mon 9/29

7:55 pm-4:49 pm

2 stops15h 54m

$434

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Mon 9/22

12:46 pm-6:59 pm

1 stop11h 13m

Lihue

Sun 9/28

9:40 pm-1:30 pm

1 stop10h 50m

$443

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Tue 8/19

7:53 am-1:56 pm

1 stop11h 03m

Lihue

Mon 8/25

9:16 pm-6:30 pm

2 stops16h 14m

$447

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Mon 8/18

6:41 am-3:51 pm

2 stops14h 10m

Lihue

Wed 8/27

10:30 pm-2:39 pm

1 stop11h 09m

$458

ChicagoLihue

ORD - LIH

ORDLIH

Chicago O'Hare Intl

Wed 8/13

6:15 am-12:50 pm

1 stop11h 35m

Lihue

Wed 8/20

8:40 pm-2:25 pm

1 stop12h 45m

$495

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Tue 8/19

7:35 am-7:03 pm

2 stops16h 28m

Lihue

Tue 8/26

9:40 pm-5:47 pm

2 stops15h 07m

$505

St. LouisLihue

STL - LIH

STLLIH

Lambert-St Louis

Thu 9/18

5:45 am-4:00 pm

2 stops15h 15m

Lihue

Tue 9/23

8:40 pm-3:55 pm

2 stops14h 15m

$523

ChicagoLihue

MDW - LIH

MDWLIH

Chicago Midway

Mon 8/18

5:25 am-4:00 pm

2 stops15h 35m

Lihue

Sun 8/24

8:40 pm-4:25 pm

1 stop14h 45m

$538

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 29 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 July 3, 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.

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 July 3, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Illinois to Kaua'i. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

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

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

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
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

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
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

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
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Boarding

8.1

Entertainment

7.1

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 Alaska Airlines and Southwest, with prices starting from $217 and $237, 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 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$316Average$553FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$379Average$589FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$421Average$679FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$423Average$761FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$424Average$883FlexibilityNo cancel feeOn-time63%

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