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$355+ Cheap flights from Hilo (ITO) to Illinois

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — ORD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Hilo to Illinois

Keep the following information in mind while searching for Hilo to Illinois flight deals. Data was last updated July 29, 2025.

Round-trip from

$565
(Alaska Airlines)

One-way from

$355
(Alaska Airlines)
From Hilo Intl to Illinois
Search Deals
One-way flight from Hilo Intl to Illinois
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Find flight deals from Hilo to Illinois

Cheapest flights from Hilo to Illinois
Explore the most affordable flight options available from Hilo to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
Thu 9/119:00 pmITO - ORD
2 stops20h 07mAlaska Airlines
Thu 9/1810:00 amORD - ITO
2 stops17h 17mAlaska Airlines
Deal found 7/28$565
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 8/197:00 pmITO - ORD
2 stops23h 15mUnited Airlines
Wed 8/278:49 amORD - ITO
2 stops13h 50mUnited Airlines
Deal found 7/29$813
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 8/127:00 pmITO - STL
2 stops12h 46mUnited Airlines
Sat 8/165:41 pmSTL - ITO
2 stops43h 27mUnited Airlines
Deal found 7/28$1,096

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hilo to Illinois 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 July 29, 2025.
Use the filters below to find and compare flights from Hilo to Illinois that are best for you.

Fly from

Hilo

Fly to

Illinois

Route

Depart

Return

Price

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 9/11

9:00 pm-10:07 pm

2 stops20h 07m

Chicago O'Hare Intl

Thu 9/18

10:00 am-10:17 pm

2 stops17h 17m

$565

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Tue 8/19

7:00 pm-11:15 pm

2 stops23h 15m

Chicago O'Hare Intl

Wed 8/27

8:49 am-5:39 pm

2 stops13h 50m

$813

HiloSt. Louis

ITO - STL

ITOSTL

Hilo Intl

Tue 8/12

7:00 pm-12:46 pm

2 stops12h 46m

Lambert-St Louis

Sat 8/16

5:41 pm-8:08 am

2 stops43h 27m

$1,096

HiloSt. Louis

ITO - STL

ITOSTL

Hilo Intl

Fri 9/5

9:00 pm-5:34 pm

2 stops15h 34m

$355

HiloSt. Louis

ITO - STL

ITOSTL

Hilo Intl

Thu 9/4

8:36 am-6:23 pm

3 stops28h 47m

$512

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Mon 8/11

5:25 pm-10:59 pm

2 stops24h 34m

$519

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 8/14

8:37 am-5:40 am

2 stops16h 03m

$1,497

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Hilo to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Hilo 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 Hilo to Illinois

What is the cheapest month to book a flight from Hilo to Illinois?

Currently, August is the cheapest month in which you can book a flight from Hilo to Illinois (average of $245). Flying from Hilo to Illinois in March is currently the most expensive (average of $321). 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 ITO to IL?

Find hourly flight availability from Hilo to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hilo to Illinois as you normally would.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from Hilo to Illinois, such as Alaska Airlines and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Hilo to Illinois. 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 from for flights from Hilo to Illinois?

    If you book a flight to Illinois from Hilo, you will be flying from Hilo Intl, which is the city’s only airport. Hilo Intl (ITO) is located 3.0 mi from the center of Hilo.

  • Can I find deals for flights from Hilo to Illinois that include hotel bookings?

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

  • How can I find direct flights from Hilo to Illinois?

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

  • Can I find deals for business class flights from Hilo to Illinois?

    Yes. Cheapflights offers flight deals from Hilo to Illinois 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 Hilo to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Hilo to Illinois (average of $245). Flying from Hilo to Illinois in March is currently the most expensive (average of $321). 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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Alternative routes for Hilo to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Hilo to Illinois

Discover the top 3 airlines that operate flights from Hilo to Illinois. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$555Average$1,030FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$693Average$768FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$757Average$969FlexibilityNo cancel feeOn-time69%

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