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

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

What airlines fly to Hilo?

American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Hilo from Illinois according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Hilo. Keep in mind that there are 6 different airlines that fly to Hilo on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Hilo?

If you’re flying from a popular airport in Illinois, such as Chicago or Moline, and flying into Hilo, then you can expect flight times to average 10h 19m and 11h 40m, respectively.

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

Prices for flights from Illinois to Hilo Intl Airport are refreshed on a daily basis.

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

As of November 2025, there are 3 operators available to choose from for flights from Illinois to Hilo Intl Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Hilo Intl Airport.

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

The travel and health documents required for your trip to Hilo Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hilo Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$238 Cheap Flights from Illinois to Hilo in 2025/26

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Find the cheapest flights from Illinois to Hilo

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 9:24 pmORD-ITO

16h 24m2 stops

6:00 am - 11:37 pmITO-ORD

13h 37m2 stops

$404Alaska Airlines

Find Deal

Tue, Feb 3 - Mon, Feb 9

8:55 am - 10:36 pmORD-ITO

17h 41m2 stops

6:44 pm - 2:09 pmITO-ORD

15h 25m2 stops

$445Alaska Airlines

Find Deal

Fri, Dec 5 - Thu, Dec 11

7:55 am - 6:10 pmMDW-ITO

14h 15m2 stops

6:55 pm - 12:35 pmITO-MDW

13h 40m2 stops

$714Southwest

Find Deal

Fri, Feb 20 - Mon, Feb 23

7:15 am - 9:40 pmORD-ITO

18h 25m2 stops

6:00 am - 10:35 pmITO-ORD

12h 35m2 stops

$769Southwest

Find Deal

Fri, Dec 12 - Wed, Dec 17

4:00 pm - 5:29 pmORD-ITO

29h 29m2 stops

7:41 pm - 6:14 amITO-ORD

30h 33m1 stop

$785United Airlines

Find Deal

Fri, Feb 20 - Mon, Feb 23

9:30 am - 7:04 pmORD-ITO

13h 34m1 stop

3:02 pm - 6:16 amITO-ORD

11h 14m1 stop

$793United Airlines

Find Deal

Mon, Jan 26 - Mon, Feb 2

6:00 am - 5:39 pmMDW-ITO

15h 39m2 stops

12:05 pm - 9:54 amITO-MDW

17h 49m2 stops

$1,037Delta

Find Deal

Fri, Dec 5 - Thu, Dec 11

10:09 am - 5:39 pmEVV-ITO

35h 30m2 stops

1:47 pm - 9:26 amITO-EVV

15h 39m2 stops

$1,199Delta

Find Deal

Sat, Dec 6 - Tue, Dec 9

10:00 am - 10:36 pmORD-ITO

16h 36m1 stop

4:35 pm - 6:51 amITO-ORD

10h 16m1 stop

$1,447American Airlines

Find Deal

Fri, Dec 12 - Wed, Dec 17

10:00 am - 10:36 pmORD-ITO

16h 36m1 stop

12:05 pm - 6:51 amITO-ORD

14h 46m1 stop

$1,524American Airlines

Find Deal

Fri, Dec 5 - Sun, Dec 7

Alaska Airlines flights from Illinois to Hilo

Our best Alaska Airlines deals on Illinois to Hilo flight tickets

Alaska Airlines

Feb 3

ORD9:00 amChicago O'Hare Intl

16h 24m

2 stops

ITO9:24 pmHilo Intl

Feb 9

ITO6:00 amHilo Intl

13h 37m

2 stops

ORD11:37 pmChicago O'Hare Intl

$404

Find similar

Alaska Airlines

Dec 5

ORD8:55 amChicago O'Hare Intl

17h 41m

2 stops

ITO10:36 pmHilo Intl

Dec 11

ITO6:44 pmHilo Intl

15h 25m

2 stops

ORD2:09 pmChicago O'Hare Intl

$445

Find similar

Alaska Airlines

Dec 5

ORD8:55 amChicago O'Hare Intl

17h 41m

2 stops

ITO10:36 pmHilo Intl

Dec 7

ITO9:00 pmHilo Intl

18h 54m

2 stops

ORD7:54 pmChicago O'Hare Intl

$495

Find similar

Southwest flights from Illinois to Hilo

Our best Southwest deals on Illinois to Hilo flight tickets

Southwest

Feb 20

MDW7:55 amChicago Midway

14h 15m

2 stops

ITO6:10 pmHilo Intl

Feb 23

ITO6:55 pmHilo Intl

13h 40m

2 stops

MDW12:35 pmChicago Midway

$714

Find similar

Southwest

Dec 12

ORD7:15 amChicago O'Hare Intl

18h 25m

2 stops

ITO9:40 pmHilo Intl

Dec 17

ITO6:00 amHilo Intl

12h 35m

2 stops

ORD10:35 pmChicago O'Hare Intl

$769

Find similar

Southwest

Dec 12

MDW7:45 amChicago Midway

17h 55m

2 stops

ITO9:40 pmHilo Intl

Dec 17

ITO6:55 pmHilo Intl

13h 45m

2 stops

MDW12:40 pmChicago Midway

$779

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Tue 2/3

9:00 am-9:24 pm

2 stops16h 24m

Hilo Intl

Mon 2/9

6:00 am-11:37 pm

2 stops13h 37m

$404

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Fri 12/5

8:55 am-10:36 pm

2 stops17h 41m

Hilo Intl

Thu 12/11

6:44 pm-2:09 pm

2 stops15h 25m

$445

ChicagoHilo

MDW - ITO

MDWITO

Chicago Midway

Fri 2/20

7:55 am-6:10 pm

2 stops14h 15m

Hilo Intl

Mon 2/23

6:55 pm-12:35 pm

2 stops13h 40m

$714

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Fri 12/12

7:15 am-9:40 pm

2 stops18h 25m

Hilo Intl

Wed 12/17

6:00 am-10:35 pm

2 stops12h 35m

$769

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Fri 2/20

4:00 pm-5:29 pm

2 stops29h 29m

Hilo Intl

Mon 2/23

7:41 pm-6:14 am

1 stop30h 33m

$785

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Mon 1/26

9:30 am-7:04 pm

1 stop13h 34m

Hilo Intl

Mon 2/2

3:02 pm-6:16 am

1 stop11h 14m

$793

ChicagoHilo

MDW - ITO

MDWITO

Chicago Midway

Fri 12/5

6:00 am-5:39 pm

2 stops15h 39m

Hilo Intl

Thu 12/11

12:05 pm-9:54 am

2 stops17h 49m

$1,037

EvansvilleHilo

EVV - ITO

EVVITO

Evansville Dress Regional

Sat 12/6

10:09 am-5:39 pm

2 stops35h 30m

Hilo Intl

Tue 12/9

1:47 pm-9:26 am

2 stops15h 39m

$1,199

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Fri 12/12

10:00 am-10:36 pm

1 stop16h 36m

Hilo Intl

Wed 12/17

4:35 pm-6:51 am

1 stop10h 16m

$1,447

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

Fri 12/5

10:00 am-10:36 pm

1 stop16h 36m

Hilo Intl

Sun 12/7

12:05 pm-6:51 am

1 stop14h 46m

$1,524

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 Hilo

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 day to depart on your flight to Hilo?

The cheapest day to depart from Illinois to Hilo is on a Monday. Travelers who choose to depart for Hilo on a Monday will often find tickets for as low as $778. Flights from Illinois to Hilo on a Saturday will generally be more expensive and average around $1,059. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Hilo?

Our data shows that the cheapest Illinois to Hilo flights are usually those with departure times in the morning. Our users have found flights to Hilo in the morning for as low as $849. In contrast, the most expensive time of day to depart to Hilo is in the evening when prices are around $1,423.

Can stopping save me money on Illinois to Hilo flights?

You could potentially save up to 28% on your flight if you consider stops on a Illinois to Hilo flight.

Cheap Illinois to Hilo flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Illinois to Hilo Intl Airport?
Prices for flights from Illinois to Hilo Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Hilo Intl Airport?
As of November 2025, there are 3 operators available to choose from for flights from Illinois to Hilo Intl Airport.
How old do you have to be to fly from Illinois to Hilo Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Hilo Intl Airport.
What documentation or ID do you need to fly to Hilo Intl Airport?
The travel and health documents required for your trip to Hilo Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hilo Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Illinois to Hilo

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $553	Free Cancellation	Rating 8.0 11,267 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $598	Free Cancellation	Rating 8.0 4,236 reviews	Search Southwest flights
United Airlines	PriceFrom $759	Free Cancellation	Rating 7.4 9,012 reviews	Search United Airlines flights

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Hilo for you.

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

Yes. momondo allows you to filter the results for Illinois to Hilo flights to just show those with flexible booking policies.

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

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 Hilo from Illinois.

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

Yes. momondo can track prices for Illinois to Hilo 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.

An easier way to manage your Hilo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Illinois to Hilo from $238

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Hilo departing on 1/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Illinois to Hilo

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Alaska Airlines flights from Illinois to Hilo

Our best Alaska Airlines deals on Illinois to Hilo flight tickets

Southwest flights from Illinois to Hilo

Our best Southwest deals on Illinois to Hilo flight tickets

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Use the filters below to find and compare flights from Illinois to Hilo that are best for you.

See travel insights to Hilo from

How to get the cheapest flight ticket from Illinois to Hilo

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

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

What is the cheapest time of day to depart on your flight to Hilo?

Our data shows that the cheapest Illinois to Hilo flights are usually those with departure times in the morning. Our users have found flights to Hilo in the morning for as low as $849. In contrast, the most expensive time of day to depart to Hilo is in the evening when prices are around $1,423.

Can stopping save me money on Illinois to Hilo flights?

You could potentially save up to 28% on your flight if you consider stops on a Illinois to Hilo flight.

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

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

What airlines fly to Hilo?

How long does it take to fly to Hilo?

If you’re flying from a popular airport in Illinois, such as Chicago or Moline, and flying into Hilo, then you can expect flight times to average 10h 19m and 11h 40m, respectively.

Cheap Illinois to Hilo flight deals and tips

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

Direct flights

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

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

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

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

Best airlines flying from Illinois to Hilo

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

Traveling to a place near Hilo?

Why use momondo?

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

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

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

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

An easier way to manage your Hilo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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