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$232+ Cheap flights from Illinois to O'ahu

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HNL
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Cheap flight deals from Illinois to O'ahu

Keep the following information in mind while searching for Illinois to O'ahu flight deals. Data was last updated November 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$467
(Kiwi.com)

One-way from

$232
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$794

Good round-trip deal

$699 or less

Good one-way deal

$386 or less
Provider with most accurate pricing for Chicago (CHI)-Honolulu flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Honolulu flights.
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From Illinois to O'ahu
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One-way flight from Illinois to O'ahu
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Highest demand for flights based on searches. 4% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Illinois to O'ahu.
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Price to beat on a one-way flight from Illinois to O'ahu.
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Find flight deals from Illinois to O'ahu

Cheapest flights from Illinois to O'ahu
Explore the most affordable flight options available from Illinois to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:43 pmSTL - HNL
2 stops22h 17mMultiple Airlines
Wed 12/104:16 pmHNL - STL
1 stop15h 56mMultiple Airlines
Deal found 11/4$502
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:44 pmORD - HNL
1 stop19h 28mMultiple Airlines
Sun 1/187:40 amHNL - ORD
2 stops22h 58mMultiple Airlines
Deal found 11/4$506
This Delta deal was found by Cheapflights users on 11/4. 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.
Thu 12/46:45 amORD - HNL
2 stops19h 03mDelta
Sun 12/1411:23 pmHNL - ORD
1 stop13h 52mDelta
Deal found 11/4$508
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/98:55 amORD - HNL
2 stops12h 55mAlaska Airlines
Tue 12/99:40 pmHNL - ORD
2 stops12h 29mAlaska Airlines
Deal found 11/2$509
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:18 pmORD - HNL
1 stop21h 48mMultiple Airlines
Wed 11/262:05 pmHNL - ORD
1 stop17h 55mMultiple Airlines
Deal found 11/4$510
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 12/28:59 pmORD - HNL
1 stop28h 22mAlaska Airlines
Tue 12/98:10 amHNL - ORD
1 stop31h 44mAlaska Airlines
Deal found 11/3$511
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 12/28:59 pmORD - HNL
1 stop28h 22mAlaska Airlines
Wed 12/103:49 pmHNL - ORD
1 stop18h 50mAlaska Airlines
Deal found 11/4$512
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/48:55 amORD - HNL
1 stop16h 26mAlaska Airlines
Mon 12/88:10 amHNL - ORD
1 stop25h 59mAlaska Airlines
Deal found 11/3$513
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:22 pmORD - HNL
2 stops22h 03mMultiple Airlines
Sat 12/68:00 amHNL - ORD
1 stop12h 13mMultiple Airlines
Deal found 11/3$514
This Delta deal was found by Cheapflights users on 11/4. 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.
Fri 12/57:50 amORD - HNL
2 stops17h 58mDelta
Tue 12/92:45 pmHNL - ORD
2 stops13h 55mDelta
Deal found 11/4$515
This Alaska Airlines deal was found by Cheapflights users on 11/2. 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 12/108:55 amORD - HNL
2 stops12h 55mAlaska Airlines
Wed 12/1011:30 pmHNL - ORD
1 stop16h 24mAlaska Airlines
Deal found 11/2$516
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:54 pmSTL - HNL
1 stop12h 38mMultiple Airlines
Thu 12/410:36 pmHNL - STL
2 stops31h 38mMultiple Airlines
Deal found 11/4$516

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to O'ahu 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 November 4, 2025.
Use the filters below to find and compare flights from Illinois to O'ahu that are best for you.

Fly from

Illinois

Fly to

O'ahu

Route

Depart

Return

Price

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Sun 12/7

3:05 pm-9:21 pm

1 stop34h 16m

Honolulu

Sat 12/13

8:10 am-2:09 pm

1 stop25h 59m

$509

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Mon 12/8

8:55 am-9:21 pm

1 stop16h 26m

Honolulu

Mon 12/8

11:30 pm-11:50 pm

1 stop20h 20m

$510

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Thu 12/4

8:55 am-9:21 pm

1 stop16h 26m

Honolulu

Mon 12/8

8:10 am-2:09 pm

1 stop25h 59m

$513

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Sat 1/3

8:58 pm-9:31 pm

1 stop28h 33m

Honolulu

Tue 1/20

9:40 pm-2:29 pm

2 stops12h 49m

$517

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Wed 11/26

7:47 am-8:15 pm

1 stop16h 28m

Honolulu

Wed 12/3

11:23 pm-9:21 pm

2 stops17h 58m

$519

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Tue 12/9

8:55 am-9:21 pm

1 stop16h 26m

Honolulu

Fri 12/12

7:00 am-10:30 pm

1 stop11h 30m

$521

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Sat 1/3

3:37 pm-9:31 pm

1 stop33h 54m

Honolulu

Thu 1/15

8:17 am-11:37 pm

1 stop11h 20m

$521

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Sun 12/7

8:59 pm-4:19 pm

2 stops23h 20m

Honolulu

Mon 12/8

7:45 pm-2:09 pm

2 stops14h 24m

$521

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Fri 1/2

8:58 pm-9:31 pm

1 stop28h 33m

Honolulu

Tue 1/20

11:16 pm-2:29 pm

1 stop11h 13m

$521

ChicagoHonolulu

ORD - HNL

ORDHNL

Chicago O'Hare Intl

Sat 1/3

3:37 pm-9:31 pm

1 stop33h 54m

Honolulu

Fri 1/16

8:17 am-11:37 pm

1 stop11h 20m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to O'ahu

What is the cheapest month to book a flight from Illinois to O'ahu?

Currently, January is the cheapest month in which you can book a flight from Illinois to O'ahu (average of $362). Flying from Illinois to O'ahu in July is currently the most expensive (average of $663). 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 FUW?

Find hourly flight availability from Illinois to O'ahu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 31% on flights from Illinois to O'ahu by exploring options for tickets in the evening.

What is the cheapest day to fly from Illinois to O'ahu?

Use this chart to determine the cheapest time to fly round-trip from Illinois to O'ahu. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to O'ahu flight should consider departing on Thursday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to O'ahu

Explore weekly flight availability from Illinois to O'ahu. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 4, 2025.

The most flights from USIL to zzFUW are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to O'ahu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to O'ahu?

    A quick flight from Illinois to O'ahu can take about 11h 58m. Alaska Airlines provides one of the quickest options available for as low as $546. There are 4120 mi between Illinois and O'ahu. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to O'ahu one-way?

    One-way options have recently been found by users for as low as $251 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $252 and American Airlines from $399 one-way.

  • Can I find deals for flights from Illinois to O'ahu that include hotel bookings?

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

  • How can I find direct flights from Illinois to O'ahu?

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

  • Can I find deals for business class flights from Illinois to O'ahu?

    Yes. Cheapflights offers flight deals from Illinois to O'ahu 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 O'ahu?

    Currently, January is the cheapest month in which you can book a flight from Illinois to O'ahu (average of $362). Flying from Illinois to O'ahu in July is currently the most expensive (average of $663). 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 O'ahu

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Top 6 airlines flying from Illinois to O'ahu

Discover the top 6 airlines that operate flights from Illinois to O'ahu. 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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$334Average$590FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$405Average$742FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$430Average$674FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$443Average$970FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$553Average$757FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$675Average$1,055FlexibilityNo cancel feeOn-time69%

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