What is the cheapest airline that flies from Illinois to Kona Intl?

Delta, Alaska Airlines, and American Airlines are the most popular carriers operating from Illinois to Kona Intl

What airlines fly to Kailua-Kona?

American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Kailua-Kona from Illinois according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Kailua-Kona. Keep in mind that there are 6 different airlines that fly to Kailua-Kona on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Kailua-Kona?

Flight times vary depending on what airport in Illinois you fly out of and what airport in Kailua-Kona you fly into. For example, flying from Chicago to Kailua-Kona takes 10h 22m on average. On the other hand, flying from Moline to Kailua-Kona takes 16h 32m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Illinois to Kona Intl Airport?

Prices for flights from Illinois to Kona Intl Airport were last updated today.

How many operators does momondo search for flights from Illinois to Kona Intl Airport?

As of August 2025, there are 6 operators available to choose from for flights from Illinois to Kona Intl Airport.

How old do you have to be to fly from Illinois to Kona Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Kona Intl Airport.

What documentation or ID do you need to fly to Kona Intl Airport?

The travel and health documents you'll need for your trip to Kona Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kona Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$216 Cheap Flights from Illinois to Kailua-Kona in 2025

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Find the cheapest flights from Illinois to Kailua-Kona

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:14 am - 3:35 pmSTL-KOA

14h 21m1 stop

10:28 pm - 1:42 pmKOA-STL

11h 14m1 stop

$421American Airlines

Find Deal

Tue, Feb 3 - Tue, Feb 10

2:55 pm - 10:35 pmSTL-KOA

11h 40m1 stop

5:15 pm - 1:52 pmKOA-STL

16h 37m2 stops

$426Alaska Airlines

Find Deal

Tue, Feb 3 - Tue, Feb 10

2:55 pm - 10:35 pmSTL-KOA

11h 40m1 stop

7:13 pm - 1:52 pmKOA-STL

14h 39m2 stops

$427Alaska Airlines

Find Deal

Tue, Feb 3 - Tue, Feb 17

8:00 am - 4:00 pmORD-KOA

13h 00m1 stop

8:00 am - 12:03 amKOA-ORD

11h 03m1 stop

$429Hawaiian Airlines

Find Deal

Thu, Sep 11 - Wed, Sep 17

5:17 am - 3:02 pmSTL-KOA

13h 45m2 stops

4:32 pm - 8:58 amKOA-STL

12h 26m2 stops

$432American Airlines

Find Deal

Sun, Nov 16 - Thu, Nov 20

9:00 am - 4:18 pmSTL-KOA

11h 18m1 stop

8:55 pm - 12:39 pmKOA-STL

11h 44m1 stop

$438United Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

9:00 am - 4:18 pmSTL-KOA

11h 18m1 stop

2:25 pm - 10:04 amKOA-STL

15h 39m2 stops

$443United Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

7:10 am - 5:29 pmORD-KOA

15h 19m1 stop

9:30 pm - 1:20 pmKOA-ORD

10h 50m1 stop

$447Delta

Find Deal

Wed, Sep 17 - Wed, Sep 24

6:15 am - 5:35 pmORD-KOA

16h 20m2 stops

9:30 pm - 1:20 pmKOA-ORD

10h 50m1 stop

$452Delta

Find Deal

Wed, Sep 17 - Wed, Sep 24

2:55 pm - 10:35 pmSTL-KOA

11h 40m1 stop

10:00 pm - 1:52 pmKOA-STL

11h 52m1 stop

$492Hawaiian Airlines

Find Deal

Fri, Jan 9 - Sun, Jan 25

Hawaiian Airlines flights from Illinois to Kailua-Kona

Our best Hawaiian Airlines deals on Illinois to Kailua-Kona flight tickets

Hawaiian Airlines

Sep 11

ORD8:00 amChicago O'Hare Intl

13h 00m

1 stop

KOA4:00 pmKona Intl

Sep 17

KOA8:00 amKona Intl

11h 03m

1 stop

ORD12:03 amChicago O'Hare Intl

$429

Find similar

Hawaiian Airlines

Jan 9

STL2:55 pmLambert-St Louis

11h 40m

1 stop

KOA10:35 pmKona Intl

Jan 25

KOA10:00 pmKona Intl

11h 52m

1 stop

STL1:52 pmLambert-St Louis

$492

Find similar

Hawaiian Airlines

Oct 16

ORD7:59 pmChicago O'Hare Intl

21h 30m

1 stop

KOA12:29 pmKona Intl

Oct 22

KOA8:00 amKona Intl

10h 59m

1 stop

ORD11:59 pmChicago O'Hare Intl

$505

Find similar

Alaska Airlines flights from Illinois to Kailua-Kona

Our best Alaska Airlines deals on Illinois to Kailua-Kona flight tickets

Alaska Airlines

Feb 3

STL2:55 pmLambert-St Louis

11h 40m

1 stop

KOA10:35 pmKona Intl

Feb 10

KOA5:15 pmKona Intl

16h 37m

2 stops

STL1:52 pmLambert-St Louis

$426

Find similar

Alaska Airlines

Feb 3

STL2:55 pmLambert-St Louis

11h 40m

1 stop

KOA10:35 pmKona Intl

Feb 17

KOA7:13 pmKona Intl

14h 39m

2 stops

STL1:52 pmLambert-St Louis

$427

Find similar

Alaska Airlines

Jan 15

STL2:55 pmLambert-St Louis

11h 40m

1 stop

KOA10:35 pmKona Intl

Jan 20

KOA10:00 pmKona Intl

11h 52m

1 stop

STL1:52 pmLambert-St Louis

$441

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 2/3

5:14 am-3:35 pm

1 stop14h 21m

Kona Intl

Tue 2/10

10:28 pm-1:42 pm

1 stop11h 14m

$421

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 2/3

2:55 pm-10:35 pm

1 stop11h 40m

Kona Intl

Tue 2/10

5:15 pm-1:52 pm

2 stops16h 37m

$426

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 2/3

2:55 pm-10:35 pm

1 stop11h 40m

Kona Intl

Tue 2/17

7:13 pm-1:52 pm

2 stops14h 39m

$427

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Thu 9/11

8:00 am-4:00 pm

1 stop13h 00m

Kona Intl

Wed 9/17

8:00 am-12:03 am

1 stop11h 03m

$429

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Sun 11/16

5:17 am-3:02 pm

2 stops13h 45m

Kona Intl

Thu 11/20

4:32 pm-8:58 am

2 stops12h 26m

$432

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 12/2

9:00 am-4:18 pm

1 stop11h 18m

Kona Intl

Tue 12/9

8:55 pm-12:39 pm

1 stop11h 44m

$438

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 12/2

9:00 am-4:18 pm

1 stop11h 18m

Kona Intl

Tue 12/9

2:25 pm-10:04 am

2 stops15h 39m

$443

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Wed 9/17

7:10 am-5:29 pm

1 stop15h 19m

Kona Intl

Wed 9/24

9:30 pm-1:20 pm

1 stop10h 50m

$447

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Wed 9/17

6:15 am-5:35 pm

2 stops16h 20m

Kona Intl

Wed 9/24

9:30 pm-1:20 pm

1 stop10h 50m

$452

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Fri 1/9

2:55 pm-10:35 pm

1 stop11h 40m

Kona Intl

Sun 1/25

10:00 pm-1:52 pm

1 stop11h 52m

$492

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Kailua-Kona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Kailua-Kona?

The cheapest month to fly to Kailua-Kona from Illinois is in September. Flight prices, which tend to average around $542, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Kailua-Kona, with average flight prices from Illinois averaging around $598.

What is the cheapest day to depart on your flight to Kailua-Kona?

The cheapest day to depart on your flight to Kailua-Kona is on a Tuesday when prices can be found for as low as $628. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Kailua-Kona on Saturday is $1,237.

What is the cheapest time of day to depart on your flight to Kailua-Kona?

Flying to Kailua-Kona from Illinois in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $686 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Kailua-Kona is in the morning when prices are around $1,237.

What is the cheapest Illinois to Kona Intl flight route?

Fly from Chicago O'Hare Intl to Kona Intl for the best Illinois - Kona Intl flight prices

How far in advance should I book a flight to Kailua-Kona?

You are more likely to see cheaper flights to Kailua-Kona from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Kailua-Kona for around $701 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kailua-Kona from Illinois for as low as $556 on momondo.

What cabin class options are available on Illinois to Kona Intl flights?

There are 4 cabin classes available to choose from on Illinois to Kona Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Kailua-Kona flights?

You could potentially save up to 51% on your flight if you consider stops on a Illinois to Kailua-Kona flight.

Cheap Illinois to Kailua-Kona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Kailua-Kona

Fastest flight time	9h 10m
Direct flights	Sun
Airports in Kailua-Kona	1 airport

The fastest flight from Illinois to Kailua-Kona takes 9h 10m

Direct flights go from Illinois to Kailua-Kona on Sunday. There are no airlines offering direct flights.

There is 1 airport near Kailua-Kona: Kona Intl (KOA)

Search flight deals

When did momondo last update prices for flights from Illinois to Kona Intl Airport?
Prices for flights from Illinois to Kona Intl Airport were last updated today.
How many operators does momondo search for flights from Illinois to Kona Intl Airport?
As of August 2025, there are 6 operators available to choose from for flights from Illinois to Kona Intl Airport.
How old do you have to be to fly from Illinois to Kona Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Kona Intl Airport.
What documentation or ID do you need to fly to Kona Intl Airport?
The travel and health documents you'll need for your trip to Kona Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kona Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Kailua-Kona?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Kailua-Kona is Boeing 787-8 Dreamliner, representing 100.00% of all bookings.

Best airlines flying from Illinois to Kailua-Kona

Compare and see reviews for airlines that fly from Illinois to Kailua-Kona with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $413	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $421	Free Cancellation	Rating 7.9 7,981 reviews	Search Delta flights
Alaska Airlines	PriceFrom $429	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $490	Free Cancellation	Rating 7.4 8,930 reviews	Search United Airlines flights
Hawaiian Airlines	PriceFrom $535	Free Cancellation	Rating 7.8 2,672 reviews	Search Hawaiian Airlines flights
Southwest	PriceFrom $593	Free Cancellation	Rating 8.0 4,245 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Kailua-Kona?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Kailua-Kona. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Illinois to Kailua-Kona with flexible booking policies on momondo?

momondo does allow users to show only those flights to Kailua-Kona from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to Kailua-Kona?

momondo helps you find the best flight between Illinois and Kailua-Kona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Illinois to Kailua-Kona right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Kailua-Kona from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.