$263+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ITO
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Hilo with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Illinois to HiloExplore 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 June 9, 2026.
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 June 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 10/207:20 am
ORD
- ITO
2 stops16h 52m
Multiple Airlines
Thu 10/226:49 pm
ITO
- ORD
2 stops18h 31m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$565
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Mon 8/316:01 am
ORD
- ITO
2 stops16h 25m
Multiple Airlines
Mon 8/316:49 pm
ITO
- ORD
2 stops18h 09m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$599
This Travelocity deal was found by Cheapflights users on 6/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:01 am
ORD
- ITO
2 stops16h 25m
Multiple Airlines
Tue 9/811:27 am
ITO
- ORD
2 stops19h 40m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$605
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sun 8/239:15 pm
STL
- ITO
2 stops20h 20m
Southwest
Mon 8/318:45 pm
ITO
- STL
1 stop13h 20m
Southwest
Deal found 6/5![Southwest logo]()
$625
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Wed 8/125:42 pm
ORD
- ITO
2 stops18h 21m
Multiple Airlines
Thu 8/2011:27 am
ITO
- ORD
2 stops19h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$625
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 9/197:00 pm
ORD
- ITO
2 stops23h 14m
Multiple Airlines
Sat 9/2612:48 pm
ITO
- ORD
2 stops18h 19m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$670
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 10/207:00 am
STL
- ITO
2 stops17h 12m
Multiple Airlines
Thu 10/226:49 pm
ITO
- STL
2 stops15h 55m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$685
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 10/207:20 am
ORD
- ITO
2 stops15h 07m
Multiple Airlines
Mon 11/26:00 am
ITO
- ORD
2 stops13h 49m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$685
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:59 pm
ORD
- ITO
2 stops23h 28m
Multiple Airlines
Thu 7/99:26 am
ITO
- ORD
2 stops14h 34m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$715
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 7/216:20 am
ORD
- ITO
2 stops20h 39m
Multiple Airlines
Mon 7/279:26 am
ITO
- ORD
2 stops15h 54m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$735
This Gotogate deal was found by Cheapflights users on 6/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am
STL
- ITO
2 stops18h 13m
Multiple Airlines
Tue 10/276:49 pm
ITO
- STL
3 stops15h 55m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$764
This Booking.com deal was found by Cheapflights users on 6/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:40 pm
STL
- ITO
2 stops25h 34m
Multiple Airlines
Wed 10/75:59 pm
ITO
- STL
2 stops16h 45m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$787
Best flights from Illinois to HiloDiscover carefully curated flight deals from Illinois to Hilo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Illinois to Hilo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Mon 8/316:01 am
ORD
- ITO
2 stops16h 25m
Multiple Airlines
Mon 8/316:49 pm
ITO
- ORD
2 stops18h 09m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$599
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sun 8/239:15 pm
STL
- ITO
2 stops20h 20m
Southwest
Mon 8/318:45 pm
ITO
- STL
1 stop13h 20m
Southwest
Deal found 6/5![Southwest logo]()
$625
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:05 am
MLI
- ITO
2 stops15h 07m
United Airlines
Wed 9/27:44 pm
ITO
- MLI
2 stops33h 10m
United Airlines
Deal found 6/4![United Airlines logo]()
$1,246
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Wed 8/125:42 pm
ORD
- ITO
2 stops18h 21m
Multiple Airlines
Thu 8/2011:27 am
ITO
- ORD
2 stops19h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$625
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:00 am
PIA
- ITO
2 stops15h 27m
American Airlines
Fri 12/114:44 pm
ITO
- PIA
2 stops13h 37m
American Airlines
Deal found 6/9![American Airlines logo]()
$1,351
This Southwest deal was found by Cheapflights users on 6/8. 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.
Fri 7/35:10 am
MDW
- ITO
2 stops14h 20m
Southwest
Thu 7/96:00 am
ITO
- MDW
2 stops12h 30m
Southwest
Deal found 6/8![Southwest logo]()
$846
This Southwest deal was found by Cheapflights users on 6/7. 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.
Fri 11/275:45 am
MDW
- ITO
1 stop11h 35m
Southwest
Fri 12/46:55 pm
ITO
- MDW
2 stops15h 20m
Southwest
Deal found 6/7![Southwest logo]()
$871
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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 7/157:20 am
ORD
- ITO
3 stops15h 57m
Multiple Airlines
Sun 7/196:49 pm
ITO
- ORD
2 stops19h 08m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$881
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 6/156:42 pm
ORD
- ITO
2 stops28h 35m
Multiple Airlines
Wed 7/158:45 pm
ITO
- ORD
2 stops14h 59m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$913
This Southwest deal was found by Cheapflights users on 6/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/165:45 am
MDW
- ITO
2 stops13h 45m
Southwest
Wed 7/228:00 am
ITO
- MDW
2 stops16h 00m
Southwest
Deal found 6/4![Southwest logo]()
$947
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:00 am
STL
- ITO
2 stops14h 17m
United Airlines
Mon 8/317:44 pm
ITO
- STL
3 stops15h 50m
United Airlines
Deal found 6/4![United Airlines logo]()
$1,276
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 6/142:20 pm
ORD
- ITO
2 stops32h 57m
Multiple Airlines
Wed 7/158:45 pm
ITO
- ORD
2 stops15h 53m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$960
This Southwest deal was found by Cheapflights users on 6/8. 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 8/275:55 am
STL
- ITO
1 stop11h 40m
Southwest
Sat 9/56:55 pm
ITO
- STL
2 stops14h 25m
Southwest
Deal found 6/8![Southwest logo]()
$986
This United Airlines deal was found by Cheapflights users on 6/8. 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 11/38:50 am
PIA
- ITO
2 stops17h 04m
United Airlines
Thu 11/57:36 am
ITO
- PIA
2 stops36h 43m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,287
This Southwest deal was found by Cheapflights users on 6/7. 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 10/19:50 pm
MDW
- ITO
2 stops19h 50m
Southwest
Sat 10/106:00 am
ITO
- MDW
2 stops12h 15m
Southwest
Deal found 6/7![Southwest logo]()
$1,046
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 7/236:02 am
STL
- ITO
2 stops20h 57m
Multiple Airlines
Fri 7/314:47 pm
ITO
- STL
2 stops18h 50m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$1,046
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:45 pm
BMI
- ITO
2 stops23h 32m
United Airlines
Wed 11/48:45 pm
ITO
- BMI
2 stops41h 07m
United Airlines
Deal found 6/4![United Airlines logo]()
$1,363
This Southwest deal was found by Cheapflights users on 6/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:40 am
MDW
- ITO
1 stop10h 55m
Southwest
Sun 8/93:30 pm
ITO
- MDW
2 stops15h 35m
Southwest
Deal found 6/4![Southwest logo]()
$1,052
This Booking.com deal was found by Cheapflights users on 6/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/65:37 pm
STL
- ITO
2 stops29h 40m
Multiple Airlines
Sun 7/128:45 pm
ITO
- STL
2 stops22h 14m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,094
This Southwest deal was found by Cheapflights users on 6/8. 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.
Fri 11/205:45 am
MDW
- ITO
2 stops16h 25m
Southwest
Wed 11/259:25 pm
ITO
- MDW
2 stops13h 25m
Southwest
Deal found 6/8![Southwest logo]()
$1,060
This Southwest deal was found by Cheapflights users on 6/6. 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.
Tue 9/16:50 am
MDW
- ITO
2 stops19h 55m
Southwest
Tue 9/86:55 pm
ITO
- MDW
2 stops13h 40m
Southwest
Deal found 6/6![Southwest logo]()
$1,112
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/79:06 am
STL
- ITO
3 stops14h 11m
United Airlines
Tue 7/1411:27 am
ITO
- STL
2 stops16h 22m
United Airlines
Deal found 6/5![United Airlines logo]()
$1,652
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sat 6/205:10 am
MDW
- ITO
2 stops14h 20m
Southwest
Sun 6/286:00 am
ITO
- MDW
2 stops13h 50m
Southwest
Deal found 6/5![Southwest logo]()
$1,112
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sat 7/189:06 am
STL
- ITO
3 stops15h 06m
United Airlines
Sat 7/257:44 pm
ITO
- STL
2 stops11h 58m
United Airlines
Deal found 6/6![United Airlines logo]()
$1,925
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:50 am
PIA
- ITO
2 stops15h 23m
United Airlines
Tue 12/18:45 pm
ITO
- PIA
2 stops44h 02m
United Airlines
Deal found 6/9![United Airlines logo]()
$1,927
Last-minute flights from Illinois to HiloDiscover last-minute flight deals from Illinois to Hilo. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Hilo. Data last updated June 9, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Thu 6/256:00 am
ORD
- ITO
2 stops17h 17m
Multiple Airlines
Tue 7/77:02 pm
ITO
- ORD
2 stops17h 36m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$800
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Thu 6/256:00 am
ORD
- ITO
2 stops17h 17m
Multiple Airlines
Sat 7/49:26 am
ITO
- ORD
2 stops15h 54m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$820
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 6/276:00 am
ORD
- ITO
2 stops15h 15m
Multiple Airlines
Tue 7/77:59 pm
ITO
- ORD
2 stops15h 45m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$780
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 6/276:00 am
ORD
- ITO
2 stops15h 15m
Multiple Airlines
Sat 7/49:26 am
ITO
- ORD
2 stops15h 54m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$810
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Sun 6/287:20 am
ORD
- ITO
2 stops15h 07m
Multiple Airlines
Sat 7/49:26 am
ITO
- ORD
2 stops15h 54m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$745
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 7/32:12 pm
ORD
- ITO
2 stops12h 47m
Multiple Airlines
Wed 7/88:30 am
ITO
- ORD
2 stops15h 30m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$715
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 7/32:12 pm
ORD
- ITO
2 stops12h 47m
Multiple Airlines
Sat 7/49:26 am
ITO
- ORD
2 stops15h 54m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$739
This Expedia deal was found by Cheapflights users on 6/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:20 am
ORD
- ITO
2 stops16h 57m
Multiple Airlines
Mon 7/1312:45 pm
ITO
- ORD
2 stops18h 18m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$829
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 7/106:00 am
ORD
- ITO
2 stops17h 17m
Multiple Airlines
Fri 7/107:44 pm
ITO
- ORD
2 stops16h 54m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$804
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 7/156:20 am
ORD
- ITO
2 stops16h 57m
Multiple Airlines
Sun 7/195:59 pm
ITO
- ORD
2 stops19h 58m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$765
This Booking.com deal was found by Cheapflights users on 6/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/162:12 pm
ORD
- ITO
2 stops12h 47m
Multiple Airlines
Wed 7/227:59 pm
ITO
- ORD
2 stops17h 58m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$685
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 7/216:20 am
ORD
- ITO
2 stops20h 39m
Multiple Airlines
Mon 7/279:26 am
ITO
- ORD
2 stops15h 54m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$735
One-way flights from Illinois to HiloSearch for one-way flight options from Illinois to Hilo. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Illinois to Hilo. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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.
Mon 8/316:01 am
ORD
- ITO
2 stops19h 12m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$263
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 10/46:00 am
STL
- ITO
2 stops13h 27m
American Airlines
Deal found 6/8![American Airlines logo]()
$324
This Booking.com deal was found by Cheapflights users on 6/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:56 pm
ORD
- ITO
2 stops22h 28m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sun 11/15:45 am
MDW
- ITO
1 stop11h 35m
Southwest
Deal found 6/8![Southwest logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Fri 8/72:12 pm
ORD
- ITO
2 stops12h 47m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$372
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.
Sun 10/47:00 am
STL
- ITO
2 stops17h 12m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$373
This Booking.com deal was found by Cheapflights users on 6/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:20 am
ORD
- ITO
2 stops20h 39m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Thu 7/166:00 am
ORD
- ITO
2 stops15h 15m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 6/6. 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 6/306:00 am
ORD
- ITO
2 stops17h 17m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$418
This Priceline deal was found by Cheapflights users on 6/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:59 pm
ORD
- ITO
2 stops33h 00m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Sun 7/57:20 am
ORD
- ITO
2 stops19h 39m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 6/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:30 am
ORD
- ITO
1 stop11h 42m
United Airlines
Deal found 6/4![United Airlines logo]()
$442
Find flight deals from Illinois to Hilo
Keep the following information in mind while searching for Illinois to Hilo flight deals. Data was last updated June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $565 (Alaska Airlines) |
One-way from | $263 (Alaska Airlines) |
Cheapflights Fare Finder
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 June 9, 2026.
Use the filters below to find and compare flights from Illinois to Hilo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoHilo
ORD - ITO
ORDITO
Chicago O'Hare Intl
Mon 8/31
6:01 am-5:26 pm
2 stops16h 25m
Hilo Intl
Mon 8/31
6:49 pm-5:58 pm
2 stops18h 09m
$599
St. LouisHilo
STL - ITO
STLITO
Lambert-St Louis
Sun 8/23
9:15 pm-12:35 pm
2 stops20h 20m
Hilo Intl
Mon 8/31
8:45 pm-3:05 pm
1 stop13h 20m
$625
ChicagoHilo
ORD - ITO
ORDITO
Chicago O'Hare Intl
Wed 8/12
5:42 pm-7:03 am
2 stops18h 21m
Hilo Intl
Thu 8/20
11:27 am-12:07 pm
2 stops19h 40m
$625
ChicagoHilo
MDW - ITO
MDWITO
Chicago Midway
Fri 7/3
5:10 am-2:30 pm
2 stops14h 20m
Hilo Intl
Thu 7/9
6:00 am-11:30 pm
2 stops12h 30m
$846
ChicagoHilo
MDW - ITO
MDWITO
Chicago Midway
Fri 11/27
5:45 am-1:20 pm
1 stop11h 35m
Hilo Intl
Fri 12/4
6:55 pm-2:15 pm
2 stops15h 20m
$871
ChicagoHilo
ORD - ITO
ORDITO
Chicago O'Hare Intl
Wed 7/15
7:20 am-6:17 pm
3 stops15h 57m
Hilo Intl
Sun 7/19
6:49 pm-6:57 pm
2 stops19h 08m
$881
ChicagoHilo
ORD - ITO
ORDITO
Chicago O'Hare Intl
Mon 6/15
6:42 pm-6:17 pm
2 stops28h 35m
Hilo Intl
Wed 7/15
8:45 pm-4:44 pm
2 stops14h 59m
$913
ChicagoHilo
MDW - ITO
MDWITO
Chicago Midway
Thu 7/16
5:45 am-2:30 pm
2 stops13h 45m
Hilo Intl
Wed 7/22
8:00 am-5:00 am
2 stops16h 00m
$947
ChicagoHilo
ORD - ITO
ORDITO
Chicago O'Hare Intl
Sun 6/14
2:20 pm-6:17 pm
2 stops32h 57m
Hilo Intl
Wed 7/15
8:45 pm-5:38 pm
2 stops15h 53m
$960
Quickest round-trip
St. LouisHilo
STL - ITO
STLITO
Lambert-St Louis
Thu 8/27
5:55 am-12:35 pm
1 stop11h 40m
Hilo Intl
Sat 9/5
6:55 pm-2:20 pm
2 stops14h 25m
$986
Showing 1-10 of 39 resultsSorted by cheapest first
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.
ORD-ITO
STL-ITO
MDW-ITO
MLI-ITO
PIA-ITO
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 Hilo
USIL-ITO
ORD-ITO
STL-ITO
MDW-ITO
MLI-ITO
How much does it cost to fly round-trip from Illinois to Hilo?
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.
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Alternative routes for Illinois to Hilo
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Complete your trip
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Other flights to Hilo
Explore flights to Hilo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
Illinois and Hilo flights
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Popular flight searches
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Illinois to Hilo flights
Consider these flights traveling from Illinois to Hilo.
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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$572 | Average$876 | FlexibilityNo cancel fee | On-time75% |