What airlines fly to Illinois?

American Airlines, Southwest and Alaska Airlines are the top three most popular airlines that fly to Illinois from Hilo according to our data. American Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

Southwest, United Airlines, and Delta are the most popular carriers operating from Hilo Intl to Illinois

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

Prices for flights from Hilo Intl Airport to Illinois are updated daily.

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

The number of operators available for flights from Hilo Intl Airport to Illinois is 2 as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$216 Cheap Flights from Hilo to Illinois in 2025/26

1 adult

0 bags

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Find the cheapest flights from Hilo to Illinois

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:41 pm - 2:58 pm

ITO

ORD

15h 17m2 stops

8:20 am - 9:24 pm

ORD

ITO

17h 04m2 stops

$474Multiple Airlines

Thu, Feb 12 - Thu, Feb 19

6:00 am - 11:59 pm

ITO

ORD

13h 59m2 stops

8:20 am - 9:24 pm

ORD

ITO

17h 04m2 stops

$496Multiple Airlines

Sat, Feb 14 - Thu, Feb 19

7:44 pm - 2:29 pm

ITO

ORD

14h 45m2 stops

9:00 am - 5:45 pm

ORD

ITO

36h 45m2 stops

$499Multiple Airlines

Thu, Jan 15 - Mon, Jan 19

7:44 pm - 11:37 pm

ITO

ORD

23h 53m2 stops

9:00 am - 5:45 pm

ORD

ITO

36h 45m2 stops

$510Multiple Airlines

Thu, Jan 15 - Mon, Jan 19

8:30 pm - 2:29 pm

ITO

ORD

13h 59m2 stops

9:00 am - 5:45 pm

ORD

ITO

36h 45m2 stops

$576Multiple Airlines

Thu, Jan 15 - Mon, Jan 19

8:38 am - 1:59 pm

ITO

ORD

24h 21m2 stops

2:54 pm - 3:23 pm

ORD

ITO

29h 29m2 stops

$721Multiple Airlines

Tue, Apr 14 - Thu, May 14

8:24 am - 5:24 am

ITO

ORD

17h 00m1 stop

9:20 am - 5:45 pm

ORD

ITO

12h 25m1 stop

$780United Airlines

Thu, Jan 15 - Mon, Jan 19

8:24 am - 6:30 am

ITO

ORD

18h 06m2 stops

9:30 am - 7:59 pm

ORD

ITO

14h 29m1 stop

$790United Airlines

Thu, Jan 15 - Mon, Jan 19

7:42 am - 6:14 am

ITO

ORD

18h 32m1 stop

9:20 am - 5:41 pm

ORD

ITO

12h 21m1 stop

$792United Airlines

Thu, Feb 12 - Thu, Feb 19

7:42 am - 6:14 am

ITO

ORD

18h 32m1 stop

6:25 am - 7:59 pm

ORD

ITO

17h 34m2 stops

$793United Airlines

Thu, Feb 12 - Thu, Feb 19

United Airlines flights from Hilo to Illinois

Our best United Airlines deals on Hilo to Illinois flight tickets

United Airlines

Jan 15

ITO8:24 amHilo Intl

17h 00m

1 stop

ORD5:24 amChicago O'Hare Intl

Jan 19

ORD9:20 amChicago O'Hare Intl

12h 25m

1 stop

ITO5:45 pmHilo Intl

$780

Find similar

United Airlines

Jan 15

ITO8:24 amHilo Intl

18h 06m

2 stops

ORD6:30 amChicago O'Hare Intl

Jan 19

ORD9:30 amChicago O'Hare Intl

14h 29m

1 stop

ITO7:59 pmHilo Intl

$790

Find similar

United Airlines

Feb 12

ITO7:42 amHilo Intl

18h 32m

1 stop

ORD6:14 amChicago O'Hare Intl

Feb 19

ORD9:20 amChicago O'Hare Intl

12h 21m

1 stop

ITO5:41 pmHilo Intl

$792

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 2/12

7:41 pm-2:58 pm

2 stops15h 17m

Chicago O'Hare Intl

Thu 2/19

8:20 am-9:24 pm

2 stops17h 04m

$474

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Sat 2/14

6:00 am-11:59 pm

2 stops13h 59m

Chicago O'Hare Intl

Thu 2/19

8:20 am-9:24 pm

2 stops17h 04m

$496

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 1/15

7:44 pm-2:29 pm

2 stops14h 45m

Chicago O'Hare Intl

Mon 1/19

9:00 am-5:45 pm

2 stops36h 45m

$499

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 1/15

7:44 pm-11:37 pm

2 stops23h 53m

Chicago O'Hare Intl

Mon 1/19

9:00 am-5:45 pm

2 stops36h 45m

$510

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 1/15

8:30 pm-2:29 pm

2 stops13h 59m

Chicago O'Hare Intl

Mon 1/19

9:00 am-5:45 pm

2 stops36h 45m

$576

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Tue 4/14

8:38 am-1:59 pm

2 stops24h 21m

Chicago O'Hare Intl

Thu 5/14

2:54 pm-3:23 pm

2 stops29h 29m

$721

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 1/15

8:24 am-5:24 am

1 stop17h 00m

Chicago O'Hare Intl

Mon 1/19

9:20 am-5:45 pm

1 stop12h 25m

$780

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 1/15

8:24 am-6:30 am

2 stops18h 06m

Chicago O'Hare Intl

Mon 1/19

9:30 am-7:59 pm

1 stop14h 29m

$790

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 2/12

7:42 am-6:14 am

1 stop18h 32m

Chicago O'Hare Intl

Thu 2/19

9:20 am-5:41 pm

1 stop12h 21m

$792

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 2/12

7:42 am-6:14 am

1 stop18h 32m

Chicago O'Hare Intl

Thu 2/19

6:25 am-7:59 pm

2 stops17h 34m

$793

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 Hilo to Illinois

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

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Hilo to Illinois is on a Friday when prices can be found for as low as $705. Flights from Hilo to Illinois on a Tuesday will generally be more expensive and average around $1,333. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Cheap Hilo to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hilo to Illinois

Fastest flight time	14h 08m
Direct flights	None

The fastest flight from Hilo to Illinois takes 14h 08m

There are no direct flights from Hilo to Illinois. There are no popular flight routes from Hilo to Illinois.

Search flight deals

When did momondo last update prices for flights from Hilo Intl Airport to Illinois?
Prices for flights from Hilo Intl Airport to Illinois are updated daily.
How many operators does momondo search for flights from Hilo Intl Airport to Illinois?
The number of operators available for flights from Hilo Intl Airport to Illinois is 2 as of December 2025.
How old do you have to be to fly from Hilo Intl Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Hilo to Illinois

Compare and see reviews for airlines that fly from Hilo to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $555	Free Cancellation	Rating 8.0 11,472 reviews		Search Alaska Airlines flights
Southwest	PriceFrom $693	Free Cancellation	Rating 7.9 4,250 reviews		Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Hilo to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hilo to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Hilo to Illinois with flexible booking policies on momondo?

All flight searches from Hilo to Illinois on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Hilo to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Hilo.

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

Yes. momondo can track prices for Hilo to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.