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Hilo

$352+ Cheap flights from Illinois to Hilo (ITO)

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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ITO
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Illinois to Hilo

Keep the following information in mind while searching for Illinois to Hilo flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$501
(Alaska Airlines)

One-way from

$385
(Alaska Airlines)

Popular in

June

Cheapest in

November

Average price

$716
Provider with most accurate pricing for Chicago (CHI)-Hilo Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Hilo Intl flights.
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From Illinois to Hilo Intl
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One-way flight from Illinois to Hilo Intl
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Highest demand for flights based on searches. 10% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Illinois to Hilo

Cheapest flights from Illinois to Hilo
Explore the most affordable flight options available from Illinois to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
lun. 3/107:00 pmORD - ITO
2 stops23h 16mAlaska Airlines
lun. 3/1712:25 pmITO - ORD
2 stops23h 33mAlaska Airlines
Deal found 2/20$501
This Southwest deal was found by Cheapflights users on 2/19. 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.
vie. 5/168:00 amMDW - ITO
2 stops18h 40mSouthwest
lun. 5/196:55 pmITO - MDW
2 stops13h 05mSouthwest
Deal found 2/19$704
This Southwest deal was found by Cheapflights users on 2/19. 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.
vie. 4/46:00 amORD - ITO
2 stops16h 50mSouthwest
jue. 4/106:00 amITO - ORD
2 stops12h 40mSouthwest
Deal found 2/19$729
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/610:01 amORD - ITO
2 stops28h 54mMultiple Airlines
dom. 4/137:55 pmITO - ORD
3 stops31h 40mMultiple Airlines
Deal found 2/20$844
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/66:43 amSTL - ITO
2 stops14h 41mDelta
lun. 3/1012:25 pmITO - STL
2 stops16h 11mDelta
Deal found 2/19$847
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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.
jue. 2/203:21 pmSTL - ITO
2 stops45h 56mAlaska Airlines
jue. 2/2712:40 pmITO - STL
2 stops31h 19mAlaska Airlines
Deal found 2/19$848
This United Airlines deal was found by Cheapflights users on 2/20. 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.
jue. 4/39:20 amORD - ITO
1 stop13h 40mUnited Airlines
jue. 4/108:40 amITO - ORD
1 stop16h 45mUnited Airlines
Deal found 2/20$885
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/276:50 pmORD - ITO
2 stops24h 53mDelta
sáb. 5/3111:35 amITO - ORD
2 stops14h 52mDelta
Deal found 2/19$976
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/11:30 pmSTL - ITO
2 stops23h 24mUnited Airlines
mar. 7/88:15 amITO - STL
2 stops39h 43mUnited Airlines
Deal found 2/20$982
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/66:00 amMDW - ITO
2 stops17h 00mDelta
dom. 4/139:30 amITO - MDW
2 stops18h 10mDelta
Deal found 2/20$1,066
This United deal was found by Cheapflights users on 2/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/185:18 pmPIA - ITO
2 stops51h 37mUnited Airlines
mar. 3/256:00 amITO - PIA
2 stops34h 39mUnited Airlines
Deal found 2/19$1,142
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/186:23 amPIA - ITO
3 stops16h 37mMultiple Airlines
mar. 3/257:55 pmITO - PIA
3 stops15h 26mMultiple Airlines
Deal found 2/19$1,504

Find flights from Illinois to Hilo within your budget

Customize your flight search to find flights from Illinois to Hilo 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 febrero 20, 2025.

Fly from

Illinois

Fly to

Hilo

Route

Depart

Return

Price

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

lun. 3/10

7:00 pm-1:16 pm

2 stops23h 16m

Hilo Intl

lun. 3/17

12:25 pm-4:58 pm

2 stops23h 33m

$501

ChicagoHilo

MDW - ITO

MDWITO

Chicago Midway

vie. 5/16

8:00 am-9:40 pm

2 stops18h 40m

Hilo Intl

lun. 5/19

6:55 pm-1:00 pm

2 stops13h 05m

$704

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

vie. 4/4

6:00 am-5:50 pm

2 stops16h 50m

Hilo Intl

jue. 4/10

6:00 am-11:40 pm

2 stops12h 40m

$729

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

dom. 4/6

10:01 am-9:55 am

2 stops28h 54m

Hilo Intl

dom. 4/13

7:55 pm-8:35 am

3 stops31h 40m

$844

St. LouisHilo

STL - ITO

STLITO

Lambert-St Louis

jue. 3/6

6:43 am-5:24 pm

2 stops14h 41m

Hilo Intl

lun. 3/10

12:25 pm-9:36 am

2 stops16h 11m

$847

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

jue. 4/3

9:20 am-6:00 pm

1 stop13h 40m

Hilo Intl

jue. 4/10

8:40 am-6:25 am

1 stop16h 45m

$885

St. LouisHilo

STL - ITO

STLITO

Lambert-St Louis

jue. 3/6

7:00 am-7:24 pm

2 stops16h 24m

Hilo Intl

lun. 3/10

1:45 pm-2:25 pm

3 stops19h 40m

$904

ChicagoHilo

ORD - ITO

ORDITO

Chicago O'Hare Intl

mar. 5/27

6:50 pm-2:43 pm

2 stops24h 53m

Hilo Intl

sáb. 5/31

11:35 am-7:27 am

2 stops14h 52m

$976

ChicagoHilo

MDW - ITO

MDWITO

Chicago Midway

dom. 4/6

6:00 am-6:00 pm

2 stops17h 00m

Hilo Intl

dom. 4/13

10:24 am-8:40 am

2 stops17h 16m

$1,066

PeoriaHilo

PIA - ITO

PIAITO

Greater Peoria

mar. 3/18

5:18 pm-3:55 pm

2 stops51h 37m

Hilo Intl

mar. 3/25

6:00 am-9:39 pm

2 stops34h 39m

$1,142

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 14 results
1
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Best time to book a flight from Illinois to Hilo

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

Travel insights for flights from Illinois to Hilo

Get recent, data-driven insights about flights from Illinois to Hilo including ideal travel times, pricing trends, and more.

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

Currently, March is the cheapest month in which you can book a flight from Illinois to Hilo (average of $330). Flying from Illinois to Hilo in July is currently the most expensive (average of $779). 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 IL to ITO?

Find hourly flight availability from Illinois to Hilo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

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

Rainfall in Hilo by month

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

In terms of precipitation, rainfall in Hilo ranges from 7.4 - 15.5 inches per month. November is typically the wettest month, when rainfall can reach 15.5 in. June is typically the driest time to visit Hilo when rainfall is around 7.4 in.

Temperature in Hilo by month

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

If weather is an important factor for your trip to Hilo, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

Reviews of airlines servicing Hilo

Get insights into the airlines that provide service to Hilo. 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 Hilo. Reviews last updated febrero 20, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Illinois to Hilo have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

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

    Located just 3.0 mi from the city center, Hilo Intl (ITO) is the airport most travelers will use when flying to Hilo from Illinois.

  • What are the most popular routes from Illinois to Hilo?

    The most popular flight routes from Illinois to Hilo are Chicago O'Hare Intl - Hilo Intl, Chicago Midway - Hilo Intl and Lambert-St Louis - Hilo Intl.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Illinois to Hilo (average of $330). Flying from Illinois to Hilo in July is currently the most expensive (average of $779). 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 Illinois to Hilo

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

Discover the top airline that operate flights from Illinois to Hilo. 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$735Average$917FlexibilityNo cancel feeOn-time69%
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