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$270+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$804
(Southwest)

One-way from

$270
(Alaska Airlines)
From Hilo Intl to Illinois
Search Deals
One-way flight from Hilo Intl to Illinois
Search Deals

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 June 12, 2025.

This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/316:00 amITO - ORD
2 stops12h 40mSouthwest
Sun 8/36:15 amORD - ITO
2 stops14h 45mSouthwest
Deal found 6/10$804
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/276:00 amITO - ORD
2 stops27h 13mMultiple Airlines
Sun 8/37:08 amORD - ITO
2 stops28h 52mMultiple Airlines
Deal found 6/12$813
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 6/258:37 amITO - ORD
2 stops16h 03mAlaska Airlines
Sun 6/296:00 amORD - ITO
2 stops16h 38mAlaska Airlines
Deal found 6/9$956
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 6/265:25 pmITO - ORD
2 stops13h 00mUnited Airlines
Mon 6/306:00 amORD - ITO
2 stops17h 29mUnited Airlines
Deal found 6/11$1,042
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 6/279:00 pmITO - STL
2 stops21h 59mAlaska Airlines
Tue 7/16:41 amSTL - ITO
2 stops15h 57mAlaska Airlines
Deal found 6/12$1,256

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 June 12, 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 7/31

6:00 am-11:40 pm

2 stops12h 40m

Chicago O'Hare Intl

Sun 8/3

6:15 am-4:00 pm

2 stops14h 45m

$804

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Sun 7/27

6:00 am-2:13 pm

2 stops27h 13m

Chicago O'Hare Intl

Sun 8/3

7:08 am-7:00 am

2 stops28h 52m

$813

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Wed 6/25

8:37 am-5:40 am

2 stops16h 03m

Chicago O'Hare Intl

Sun 6/29

6:00 am-5:38 pm

2 stops16h 38m

$956

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Thu 6/26

5:25 pm-11:25 am

2 stops13h 00m

Chicago O'Hare Intl

Mon 6/30

6:00 am-6:29 pm

2 stops17h 29m

$1,042

HiloSt. Louis

ITO - STL

ITOSTL

Hilo Intl

Fri 6/27

9:00 pm-11:59 pm

2 stops21h 59m

Lambert-St Louis

Tue 7/1

6:41 am-5:38 pm

2 stops15h 57m

$1,256

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Sat 9/6

8:36 am-7:03 am

2 stops17h 27m

$270

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Sat 6/28

8:37 am-12:38 pm

2 stops23h 01m

$423

HiloChicago

ITO - ORD

ITOORD

Hilo Intl

Wed 8/6

7:49 am-6:19 am

1 stop17h 30m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 June 12, 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.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$555Average$1,039FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$713Average$768FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$757Average$969FlexibilityNo cancel feeOn-time69%

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