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 12h 18m on average. On the other hand, flying from Moline to Kailua-Kona takes 13h 30m 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.

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

Delta, Alaska Airlines, and Southwest 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 46% of people opting to fly with this airline when traveling to Kailua-Kona. Keep in mind that there are 4 different airlines that fly to Kailua-Kona on a routine basis, so you have a few additional options to choose from.

How many flights depart from Illinois to Kailua-Kona on average per week?

5 flights are operational weekly from Illinois to Kailua-Kona as of June 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

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 June 2026, there are 5 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.

$337 Cheap Flights from Illinois to Kailua-Kona in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Kailua-Kona

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:13 am - 4:41 pm

STL

KOA

11h 28m

1 stop

8:30 pm - 12:43 pm

KOA

STL

12h 13m

1 stop

$360United Airlines

Tue, Nov 3 - Wed, Nov 11

9:13 am - 8:36 pm

STL

KOA

15h 23m

2 stops

8:30 pm - 12:43 pm

KOA

STL

12h 13m

1 stop

$366United Airlines

Tue, Nov 3 - Wed, Nov 11

7:30 am - 6:34 pm

STL

KOA

16h 04m

2 stops

9:03 pm - 7:44 pm

KOA

STL

17h 41m

2 stops

$415Delta

Thu, Sep 10 - Thu, Sep 17

6:30 am - 2:00 pm

STL

KOA

11h 30m

1 stop

9:30 pm - 11:50 am

KOA

STL

10h 20m

1 stop

$419Southwest

Tue, Nov 3 - Wed, Nov 11

5:30 am - 2:00 pm

STL

KOA

12h 30m

2 stops

9:30 pm - 4:00 pm

KOA

STL

14h 30m

2 stops

$430Southwest

Tue, Nov 3 - Wed, Nov 11

5:45 am - 2:00 pm

MDW

KOA

12h 15m

1 stop

9:30 pm - 2:05 pm

KOA

MDW

12h 35m

1 stop

$434Southwest

Tue, Nov 10 - Tue, Nov 17

2:55 pm - 6:34 pm

ORD

KOA

32h 39m

1 stop

9:55 pm - 5:33 pm

KOA

ORD

14h 38m

1 stop

$440Delta

Wed, Sep 9 - Tue, Sep 15

5:43 am - 4:00 pm

STL

KOA

15h 17m

2 stops

9:45 pm - 1:46 pm

KOA

STL

11h 01m

1 stop

$470American Airlines

Thu, Sep 17 - Tue, Sep 29

6:08 am - 4:10 pm

MLI

KOA

15h 02m

2 stops

3:35 pm - 11:13 am

KOA

MLI

14h 38m

2 stops

$1,190American Airlines

Fri, Jul 31 - Sun, Aug 9

6:00 am - 10:10 pm

MLI

KOA

21h 10m

2 stops

9:19 pm - 6:22 pm

KOA

MLI

16h 03m

2 stops

$3,129Alaska Airlines

Wed, Jun 24 - Sun, Jun 28

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United Airlines flights from Illinois to Kailua-Kona

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

United Airlines

Nov 3

STL9:13 amLambert-St Louis

11h 28m

1 stop

KOA4:41 pmKona Intl

Nov 11

KOA8:30 pmKona Intl

12h 13m

1 stop

STL12:43 pmLambert-St Louis

$360

United Airlines

Nov 3

STL9:13 amLambert-St Louis

15h 23m

2 stops

KOA8:36 pmKona Intl

Nov 11

KOA8:30 pmKona Intl

12h 13m

1 stop

STL12:43 pmLambert-St Louis

$366

United Airlines

Sep 17

STL8:00 amLambert-St Louis

16h 35m

2 stops

KOA7:35 pmKona Intl

Sep 29

KOA7:35 pmKona Intl

12h 05m

1 stop

STL12:40 pmLambert-St Louis

$483

Alaska Airlines flights from Illinois to Kailua-Kona

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

Alaska Airlines

Nov 2

ORD2:25 pmChicago O'Hare Intl

24h 09m

2 stops

KOA10:34 amKona Intl

Nov 9

KOA4:52 pmKona Intl

22h 08m

2 stops

ORD7:00 pmChicago O'Hare Intl

$515

Alaska Airlines

Oct 27

ORD2:21 pmChicago O'Hare Intl

24h 15m

2 stops

KOA9:36 amKona Intl

Nov 10

KOA4:52 pmKona Intl

22h 08m

2 stops

ORD7:00 pmChicago O'Hare Intl

$546

Alaska Airlines

Oct 27

ORD2:21 pmChicago O'Hare Intl

24h 15m

2 stops

KOA9:36 amKona Intl

Nov 10

KOA4:52 pmKona Intl

22h 08m

2 stops

ORD7:00 pmChicago O'Hare Intl

$557

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 11/3

9:13 am-4:41 pm

1 stop11h 28m

Kona Intl

Wed 11/11

8:30 pm-12:43 pm

1 stop12h 13m

$360

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 11/3

9:13 am-8:36 pm

2 stops15h 23m

Kona Intl

Wed 11/11

8:30 pm-12:43 pm

1 stop12h 13m

$366

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Thu 9/10

7:30 am-6:34 pm

2 stops16h 04m

Kona Intl

Thu 9/17

9:03 pm-7:44 pm

2 stops17h 41m

$415

Quickest round-trip

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 11/3

6:30 am-2:00 pm

1 stop11h 30m

Kona Intl

Wed 11/11

9:30 pm-11:50 am

1 stop10h 20m

$419

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Tue 11/3

5:30 am-2:00 pm

2 stops12h 30m

Kona Intl

Wed 11/11

9:30 pm-4:00 pm

2 stops14h 30m

$430

ChicagoKailua-Kona

MDW - KOA

MDWKOA

Chicago Midway

Tue 11/10

5:45 am-2:00 pm

1 stop12h 15m

Kona Intl

Tue 11/17

9:30 pm-2:05 pm

1 stop12h 35m

$434

ChicagoKailua-Kona

ORD - KOA

ORDKOA

Chicago O'Hare Intl

Wed 9/9

2:55 pm-6:34 pm

1 stop32h 39m

Kona Intl

Tue 9/15

9:55 pm-5:33 pm

1 stop14h 38m

$440

St. LouisKailua-Kona

STL - KOA

STLKOA

Lambert-St Louis

Thu 9/17

5:43 am-4:00 pm

2 stops15h 17m

Kona Intl

Tue 9/29

9:45 pm-1:46 pm

1 stop11h 01m

$470

MolineKailua-Kona

MLI - KOA

MLIKOA

Moline Quad-City

Fri 7/31

6:08 am-4:10 pm

2 stops15h 02m

Kona Intl

Sun 8/9

3:35 pm-11:13 am

2 stops14h 38m

$1,190

MolineKailua-Kona

MLI - KOA

MLIKOA

Moline Quad-City

Wed 6/24

6:00 am-10:10 pm

2 stops21h 10m

Kona Intl

Sun 6/28

9:19 pm-6:22 pm

2 stops16h 03m

$3,129

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 January. Flight prices, which tend to average around $262, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Kailua-Kona, with average flight prices from Illinois averaging around $265.

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 from Illinois 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 $718 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 $597 on momondo.

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

There are 2 cabin classes available to choose from on Illinois to Kailua-Kona 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 29% 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	10h 50m
Direct flights	None

The fastest flight from Illinois to Kailua-Kona takes 10h 50m

There are no direct flights from Illinois to Kailua-Kona. There are no popular flight routes from Illinois to Kailua-Kona.

Search flight deals

Frequently asked questions about flying from Illinois to Kailua-Kona

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 June 2026, there are 5 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
Delta	PriceFrom $371	Free Cancellation	Rating 7.9 8,397 reviews	Search Delta flights
Alaska Airlines	PriceFrom $418	Free Cancellation	Rating 7.9 12,478 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $447	Free Cancellation	Rating 7.1 11,636 reviews	Search American Airlines flights
United Airlines	PriceFrom $447	Free Cancellation	Rating 7.4 9,808 reviews	Search United Airlines 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.