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The Big Island

$190+ Cheap flights from Illinois to The Big Island

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — KOA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Illinois to The Big Island

Cheapest flights from Illinois to The Big Island
Explore the most affordable flight options available from Illinois to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 12/93:05 pmORD - KOA
1 stop28h 55mAlaska Airlines
Tue 12/162:20 pmKOA - ORD
1 stop25h 34mAlaska Airlines
Deal found 10/27$391
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/108:55 amORD - KOA
1 stop11h 05mAlaska Airlines
Wed 12/172:20 pmKOA - ORD
1 stop25h 42mAlaska Airlines
Deal found 10/29$392
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 12/108:55 amORD - KOA
1 stop11h 05mAlaska Airlines
Tue 12/162:20 pmKOA - ORD
1 stop25h 34mAlaska Airlines
Deal found 10/27$403
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 11/278:20 amORD - KOA
2 stops26h 06mAlaska Airlines
Thu 12/42:20 pmKOA - ORD
1 stop19h 49mAlaska Airlines
Deal found 10/28$409
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/108:55 amORD - KOA
1 stop11h 05mAlaska Airlines
Fri 12/192:25 pmKOA - ORD
1 stop29h 34mAlaska Airlines
Deal found 10/29$412
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 12/88:59 pmORD - KOA
1 stop23h 01mAlaska Airlines
Tue 12/166:56 pmKOA - ORD
2 stops15h 13mAlaska Airlines
Deal found 10/27$418
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 12/93:05 pmORD - KOA
1 stop28h 55mAlaska Airlines
Fri 12/192:25 pmKOA - ORD
1 stop25h 37mAlaska Airlines
Deal found 10/27$421
This Delta deal was found by Cheapflights users on 10/27. 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 12/97:50 amORD - KOA
1 stop14h 30mDelta
Mon 12/159:30 pmKOA - ORD
2 stops15h 27mDelta
Deal found 10/27$428
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 12/43:05 pmORD - ITO
2 stops28h 12mAlaska Airlines
Mon 12/87:44 pmITO - ORD
2 stops14h 25mAlaska Airlines
Deal found 10/30$432
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 12/78:59 pmORD - KOA
1 stop23h 01mAlaska Airlines
Sun 12/142:20 pmKOA - ORD
1 stop25h 34mAlaska Airlines
Deal found 10/27$433
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:00 amSTL - KOA
1 stop12h 02mAmerican Airlines
Thu 11/206:25 pmKOA - STL
1 stop10h 31mAmerican Airlines
Deal found 10/30$461
This Delta deal was found by Cheapflights users on 10/29. 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 11/166:34 amSTL - KOA
2 stops16h 51mDelta
Thu 11/208:30 pmKOA - STL
2 stops16h 39mDelta
Deal found 10/29$463

Cheap flight deals from Illinois to The Big Island

Keep the following information in mind while searching for Illinois to The Big Island flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$391
(Alaska Airlines)

One-way from

$190
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$651

Good one-way deal

$582 or less
Provider with most accurate pricing for Chicago (CHI)-Kona Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Kona Intl flights.
Search Deals
From Illinois to The Big Island
Search Deals
One-way flight from Illinois to The Big Island
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a one-way flight from Illinois to The Big Island.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to The Big Island 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 October 30, 2025.
Use the filters below to find and compare flights from Illinois to The Big Island that are best for you.

Fly from

Illinois

Fly to

The Big Island

Route

Depart

Return

Price

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Thu 11/27

8:20 am-6:26 am

2 stops26h 06m

Kona Intl

Thu 12/4

2:20 pm-2:09 pm

1 stop19h 49m

$409

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Fri 1/9

7:00 am-6:47 pm

2 stops15h 47m

Kona Intl

Sun 1/25

8:45 pm-2:38 pm

2 stops13h 53m

$414

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Fri 1/9

7:00 am-6:47 pm

2 stops15h 47m

Kona Intl

Fri 1/23

8:45 pm-4:39 pm

2 stops15h 54m

$414

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Sun 1/11

3:49 pm-4:00 pm

2 stops28h 11m

Kona Intl

Thu 1/22

6:00 am-11:37 pm

2 stops13h 37m

$414

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Wed 1/28

9:00 am-9:30 pm

2 stops16h 30m

Kona Intl

Mon 2/2

6:38 pm-2:29 pm

2 stops15h 51m

$436

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Thu 12/4

8:55 am-2:32 pm

2 stops33h 37m

Hilo Intl

Mon 12/8

6:44 pm-11:50 pm

2 stops25h 06m

$463

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Wed 2/18

2:55 pm-10:35 pm

1 stop11h 40m

Kona Intl

Wed 2/25

12:00 pm-1:52 pm

2 stops21h 52m

$464

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 3/3

2:55 pm-10:35 pm

1 stop11h 40m

Kona Intl

Thu 3/5

7:13 pm-1:52 pm

2 stops14h 39m

$466

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 2/2

2:50 pm-3:27 pm

2 stops28h 37m

Kona Intl

Thu 2/12

7:55 pm-11:56 pm

2 stops24h 01m

$471

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Wed 2/18

6:30 am-6:54 pm

2 stops16h 24m

Kona Intl

Wed 2/25

10:55 pm-6:04 pm

2 stops15h 09m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to The Big Island

Have a flexible travel schedule? Discover the best time to fly to The Big Island 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 The Big Island

What is the cheapest month to book a flight from Illinois to The Big Island?

Currently, January is the cheapest month in which you can book a flight from Illinois to The Big Island (average of $420). Flying from Illinois to The Big Island in July is currently the most expensive (average of $667). 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 FUI?

Find hourly flight availability from Illinois to The Big Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 11% on flights from Illinois to The Big Island by exploring options for tickets in the evening.

Related info for your journey

Find useful and relevant information for your journey from Illinois to The Big Island. 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 The Big Island?

    For as low as $414, Alaska Airlines can have you in The Big Island from Illinois in 15h 47m. There are 4080 mi between Illinois and The Big Island. 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 The Big Island one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $190. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Illinois to The Big Island for a low price.

  • Can I find deals for flights from Illinois to The Big Island that include hotel bookings?

    Yes. In addition to deals on Illinois to The Big Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to The Big Island?

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

  • Can I find deals for business class flights from Illinois to The Big Island?

    Yes. Cheapflights offers flight deals from Illinois to The Big Island 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 The Big Island?

    Currently, January is the cheapest month in which you can book a flight from Illinois to The Big Island (average of $420). Flying from Illinois to The Big Island in July is currently the most expensive (average of $667). 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 The Big Island

Discover the top 6 airlines that operate flights from Illinois to The Big Island. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$371Average$668FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$429Average$651FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$441Average$705FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$447Average$1,104FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$467Average$736FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$593Average$742FlexibilityNo cancel feeOn-time63%

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