HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$247+ Cheap flights from The Big Island 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — ORD
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from The Big Island to Illinois 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 The Big Island to Illinois

Keep the following information in mind while searching for The Big Island to Illinois flight deals. Data was last updated April 25, 2025.

Round-trip from

$427
(American Airlines)

One-way from

$247
(Delta)

Good one-way deal

$594 or less
From The Big Island to Illinois
Search Deals
One-way flight from The Big Island to Illinois
Search Deals
Price to beat on a one-way flight from The Big Island to Illinois.
Search Deals

Find flight deals from The Big Island to Illinois

Cheapest flights from The Big Island to Illinois
Explore the most affordable flight options available from The Big Island to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This American Airlines deal was found by Cheapflights users on 4/24. 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 8/259:31 pmKOA - STL
2 stops15h 50mAmerican Airlines
Fri 9/57:00 amSTL - KOA
1 stop10h 13mAmerican Airlines
Deal found 4/24$427
This Delta deal was found by Cheapflights users on 4/23. 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 8/259:45 pmKOA - ORD
1 stop10h 39mDelta
Sun 8/316:50 amORD - KOA
2 stops15h 48mDelta
Deal found 4/23$498
This Delta deal was found by Cheapflights users on 4/25. 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.
Fri 8/299:45 pmKOA - MDW
2 stops33h 45mDelta
Tue 9/99:20 amMDW - KOA
2 stops14h 20mDelta
Deal found 4/25$530
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 5/206:00 pmKOA - ORD
2 stops15h 18mAlaska Airlines
Tue 6/37:51 pmORD - KOA
1 stop31h 24mAlaska Airlines
Deal found 4/24$573
This American Airlines deal was found by Cheapflights users on 4/24. 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 6/139:25 pmKOA - ORD
1 stop10h 17mAmerican Airlines
Tue 7/226:13 amORD - KOA
1 stop12h 50mAmerican Airlines
Deal found 4/24$632
This United Airlines deal was found by Cheapflights users on 4/24. 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 6/157:40 pmKOA - STL
1 stop20h 08mUnited Airlines
Fri 6/206:10 amSTL - KOA
1 stop10h 21mUnited Airlines
Deal found 4/24$683
This Southwest deal was found by Cheapflights users on 4/25. 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.
Fri 8/299:15 amKOA - MDW
2 stops14h 55mSouthwest
Sat 9/66:20 amMDW - KOA
1 stop10h 50mSouthwest
Deal found 4/25$686
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Sat 5/3112:58 pmKOA - ORD
1 stop18h 44mUnited Airlines
Sun 6/17:40 pmORD - KOA
1 stop29h 23mUnited Airlines
Deal found 4/24$826
This Delta deal was found by Cheapflights users on 4/24. 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.
Wed 6/181:32 pmKOA - STL
2 stops14h 07mDelta
Mon 6/236:30 amSTL - KOA
2 stops17h 29mDelta
Deal found 4/24$874
This Delta deal was found by Cheapflights users on 4/24. 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.
Wed 4/3011:35 amITO - ORD
2 stops15h 20mDelta
Thu 5/157:10 amORD - ITO
2 stops16h 59mDelta
Deal found 4/24$894
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
Sat 5/106:30 pmITO - ORD
2 stops15h 43mAlaska Airlines
Wed 5/146:00 amORD - ITO
2 stops17h 00mAlaska Airlines
Deal found 4/25$929
This United Airlines deal was found by Cheapflights users on 4/24. 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 6/84:16 pmITO - ORD
2 stops27h 43mUnited Airlines
Sun 6/159:30 amORD - ITO
1 stop27h 37mUnited Airlines
Deal found 4/24$1,004

Cheapflights Fare Finder

Customize your flight search to find flights from The Big Island 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 April 25, 2025.
Use the filters below to find and compare flights from The Big Island to Illinois that are best for you.

Fly from

The Big Island

Fly to

Illinois

Route

Depart

Return

Price

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Mon 8/25

9:31 pm-6:21 pm

2 stops15h 50m

Lambert-St Louis

Fri 9/5

7:00 am-12:13 pm

1 stop10h 13m

$427

Kailua-KonaChicago

KOA - ORD

KOAORD

Kona Intl

Mon 8/25

9:45 pm-1:24 pm

1 stop10h 39m

Chicago O'Hare Intl

Sun 8/31

6:50 am-5:38 pm

2 stops15h 48m

$498

Kailua-KonaChicago

KOA - MDW

KOAMDW

Kona Intl

Fri 8/29

9:45 pm-12:30 pm

2 stops33h 45m

Chicago Midway

Mon 9/8

9:20 am-6:40 pm

2 stops14h 20m

$530

Kailua-KonaChicago

KOA - ORD

KOAORD

Kona Intl

Tue 5/20

6:00 pm-2:18 pm

2 stops15h 18m

Chicago O'Hare Intl

Tue 6/3

7:51 pm-10:15 pm

1 stop31h 24m

$573

Kailua-KonaChicago

KOA - ORD

KOAORD

Kona Intl

Fri 6/13

9:25 pm-12:42 pm

1 stop10h 17m

Chicago O'Hare Intl

Tue 7/22

6:13 am-2:03 pm

1 stop12h 50m

$632

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Sun 6/15

7:40 pm-8:48 pm

1 stop20h 08m

Lambert-St Louis

Fri 6/20

6:10 am-11:31 am

1 stop10h 21m

$683

Kailua-KonaChicago

KOA - MDW

KOAMDW

Kona Intl

Fri 8/29

9:15 am-5:10 am

2 stops14h 55m

Chicago Midway

Sat 9/6

6:20 am-12:10 pm

1 stop10h 50m

$686

Kailua-KonaChicago

KOA - ORD

KOAORD

Kona Intl

Sat 5/31

12:58 pm-12:42 pm

1 stop18h 44m

Chicago O'Hare Intl

Sun 6/1

7:40 pm-8:03 pm

1 stop29h 23m

$826

Kailua-KonaSt. Louis

KOA - STL

KOASTL

Kona Intl

Wed 6/18

1:32 pm-8:39 am

2 stops14h 07m

Lambert-St Louis

Mon 6/23

6:30 am-6:59 pm

2 stops17h 29m

$874

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Sat 5/10

6:30 pm-3:13 pm

2 stops15h 43m

Chicago O'Hare Intl

Wed 5/14

6:00 am-6:00 pm

2 stops17h 00m

$929

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 26 results
1
2
3

Best time to book a flight from The Big Island to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from The Big Island to Illinois (average of $245). Flying from The Big Island 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.

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

Find hourly flight availability from The Big Island to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

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

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 April 25, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from The Big Island to Illinois 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
9,927 reviews

Food

7.1

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,927 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Food

7.1

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,289 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Food

7.1

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Food

7.1

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,393 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Food

7.1

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Food

7.1

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $247. Users have also found prices from $274 and $286 on American Airlines and United Airlines, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from The Big Island to Illinois (average of $245). Flying from The Big Island 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

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 The Big Island to Illinois

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

Top 5 airlines flying from The Big Island to Illinois

Discover the top 5 airlines that operate flights from The Big Island 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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$220Average$574FlexibilityNo cancel feeOn-time75%
DeltaCheapest$222Average$511FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$392Average$802FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$399Average$615FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$701Average$768FlexibilityNo 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.