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Kailua-Kona

$211+ Cheap flights from Illinois to Kailua-Kona (KOA)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — KOA
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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Cheap flight deals from Illinois to Kailua-Kona

Keep the following information in mind while searching for Illinois to Kailua-Kona flight deals. Data was last updated April 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$427
(American Airlines)

One-way from

$211
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$604
Provider with most accurate pricing for Chicago (CHI)-Kona Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Kona Intl flights.
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From Illinois to Kona Intl
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One-way flight from Illinois to Kona Intl
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Highest demand for flights based on searches. 2% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Illinois to Kailua-Kona

Cheapest flights from Illinois to Kailua-Kona
Explore the most affordable flight options available from Illinois to Kailua-Kona. 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 4/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:15 amSTL - KOA
1 stop12h 49mAmerican Airlines
Thu 11/206:30 pmKOA - STL
1 stop13h 14mAmerican Airlines
Deal found 4/25$421
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.
Tue 9/93:17 pmSTL - KOA
2 stops20h 08mAlaska Airlines
Tue 9/167:50 pmKOA - STL
2 stops17h 48mAlaska Airlines
Deal found 4/25$452
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.
Mon 5/126:00 amSTL - KOA
2 stops18h 10mDelta
Thu 5/158:38 pmKOA - STL
2 stops15h 22mDelta
Deal found 4/24$454
This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:17 pmSTL - KOA
1 stop11h 52mHawaiian Airlines
Tue 9/168:00 amKOA - STL
1 stop10h 59mHawaiian Airlines
Deal found 4/25$461
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 9/179:20 amMDW - KOA
2 stops14h 20mDelta
Wed 9/248:40 pmKOA - MDW
2 stops16h 27mDelta
Deal found 4/24$542
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.
Wed 9/178:00 amORD - KOA
1 stop12h 24mAlaska Airlines
Wed 9/2410:33 amKOA - ORD
1 stop14h 07mAlaska Airlines
Deal found 4/25$543
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.
Fri 5/306:10 amSTL - KOA
1 stop10h 16mUnited Airlines
Fri 6/61:05 pmKOA - STL
1 stop10h 58mUnited Airlines
Deal found 4/24$550
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.
Sun 8/317:00 amORD - KOA
2 stops16h 25mDelta
Sun 9/78:40 pmKOA - ORD
2 stops18h 07mDelta
Deal found 4/24$559
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.
Sun 9/145:15 amMDW - KOA
1 stop11h 55mSouthwest
Wed 9/248:30 pmKOA - MDW
1 stop10h 15mSouthwest
Deal found 4/25$593
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.
Tue 5/137:06 amORD - KOA
1 stop12h 31mAmerican Airlines
Wed 5/211:47 pmKOA - ORD
1 stop10h 23mAmerican Airlines
Deal found 4/24$602
This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/56:00 amORD - KOA
1 stop12h 34mHawaiian Airlines
Wed 6/188:00 amKOA - ORD
1 stop10h 59mHawaiian Airlines
Deal found 4/25$649
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/96:00 amORD - KOA
1 stop19h 03mUnited Airlines
Mon 6/1610:50 pmKOA - ORD
2 stops19h 14mUnited Airlines
Deal found 4/25$815

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Kailua-Kona 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 Illinois to Kailua-Kona that are best for you.

Fly from

Illinois

Fly to

Kailua-Kona

Route

Depart

Return

Price

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 5/12

6:00 am-7:10 pm

2 stops18h 10m

Kona Intl

Thu 5/15

8:38 pm-5:00 pm

2 stops15h 22m

$454

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 5/12

6:52 am-12:17 pm

1 stop10h 25m

Kona Intl

Thu 5/15

1:47 pm-9:49 am

2 stops15h 02m

$467

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Wed 9/17

8:00 am-3:24 pm

1 stop12h 24m

Kona Intl

Wed 9/24

10:33 am-5:40 am

1 stop14h 07m

$543

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Fri 5/30

6:10 am-11:26 am

1 stop10h 16m

Kona Intl

Fri 6/6

1:05 pm-5:03 am

1 stop10h 58m

$550

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Sun 8/31

7:00 am-6:25 pm

2 stops16h 25m

Kona Intl

Sun 9/7

8:40 pm-7:47 pm

2 stops18h 07m

$559

ChicagoKailua-Kona

MDW - KOA

MDWKOA

Chicago Midway

Tue 6/3

9:20 am-7:10 pm

2 stops14h 50m

Kona Intl

Tue 6/10

8:35 pm-5:40 pm

2 stops16h 05m

$582

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Tue 5/13

7:06 am-2:37 pm

1 stop12h 31m

Kona Intl

Wed 5/21

1:47 pm-5:10 am

1 stop10h 23m

$602

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Mon 6/2

6:18 pm-1:34 pm

1 stop24h 16m

Kona Intl

Mon 6/9

9:40 am-2:07 pm

2 stops23h 27m

$613

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Thu 6/5

6:00 am-1:34 pm

1 stop12h 34m

Kona Intl

Wed 6/18

8:00 am-11:59 pm

1 stop10h 59m

$649

ChicagoKailua-Kona

MDW - KOA

MDWKOA

Chicago Midway

Mon 5/5

7:05 am-12:55 pm

1 stop10h 50m

Kona Intl

Wed 5/7

8:30 pm-11:45 am

1 stop10h 15m

$678

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 22 results
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Best time to book a flight from Illinois to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona 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 Kailua-Kona

What is the cheapest month to book a flight from Illinois to Kailua-Kona?

Currently, October is the cheapest month in which you can book a flight from Illinois to Kailua-Kona (average of $409). Flying from Illinois to Kailua-Kona in June is currently the most expensive (average of $624). 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 KOA?

Find hourly flight availability from Illinois to Kailua-Kona. 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 Illinois to Kailua-Kona as you normally would.

Rainfall in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kailua-Kona ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Kailua-Kona when rainfall is around 1.6 in.

Temperature in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kailua-Kona, use this chart to help with planning. For those seeking warmer temperatures, August 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 71.6 F).

Reviews of airlines servicing Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. 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 Kailua-Kona. Reviews last updated April 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Illinois to Kailua-Kona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

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 Illinois to Kailua-Kona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kailua-Kona from Illinois?

    Most people fly into Kona Intl (KOA) if they book a flight to Kailua-Kona from Illinois. Kona Intl is conveniently located just 7.7 mi from Kailua-Kona’s city center.

  • What are the cheapest airlines to fly from Illinois to Kailua-Kona one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $211. However, be on the lookout for offers from Delta and Hawaiian Airlines, as they are both options that can get you from Illinois to Kailua-Kona for a low price.

  • What are the most popular routes from Illinois to Kailua-Kona?

    Most travelers choose Chicago O'Hare Intl - Kona Intl, Chicago Midway - Kona Intl or Lambert-St Louis - Kona Intl when deciding on the best route from Illinois to Kailua-Kona.

  • Can I find deals for flights from Illinois to Kailua-Kona that include hotel bookings?

    Yes. In addition to deals on Illinois to Kailua-Kona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Kailua-Kona?

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

  • Can I find deals for business class flights from Illinois to Kailua-Kona?

    Yes. Cheapflights offers flight deals from Illinois to Kailua-Kona 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 Kailua-Kona?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Kailua-Kona (average of $409). Flying from Illinois to Kailua-Kona in June is currently the most expensive (average of $624). 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 Kailua-Kona

Discover the top 6 airlines that operate flights from Illinois to Kailua-Kona. 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
DeltaCheapest$318Average$582FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$409Average$645FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$413Average$1,128FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$445Average$788FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$511Average$890FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$593Average$673FlexibilityNo cancel feeOn-time63%

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