$356+ Cheap flights from Santiago (SCL) to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — ORD
Oct 12 — Oct 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Santiago to Illinois with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Santiago to Illinois
Cheapest
Best
Last-minute
One-way
Cheapest flights from Santiago to IllinoisExplore the most affordable flight options available from Santiago to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Santiago to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This LATAM Airlines deal was found by Cheapflights users on 9/8. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:55 pm -
1 stop19h 25m
Wed 10/281:23 pm -
2 stops15h 37m
Deal found 9/8![LATAM Airlines logo]()
$571
This LATAM Airlines deal was found by Cheapflights users on 9/7. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:50 pm -
1 stop20h 30m
Mon 11/231:35 pm -
1 stop14h 20m
Deal found 9/7![LATAM Airlines logo]()
$581
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:40 am -
2 stops18h 17m
Wed 11/410:30 am -
2 stops17h 30m
Deal found 9/10![LATAM Airlines logo]()
$584
This LATAM Airlines deal was found by Cheapflights users on 9/8. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
1 stop19h 04m
Tue 10/2010:30 am -
2 stops17h 05m
Deal found 9/8![LATAM Airlines logo]()
$585
This Avianca deal was found by Cheapflights users on 9/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:30 am -
1 stop21h 50m
Wed 10/2811:30 pm -
1 stop13h 40m
Deal found 9/11![Avianca logo]()
$588
This Copa Airlines deal was found by Cheapflights users on 9/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:31 am -
1 stop25h 34m
Sat 11/77:35 am -
1 stop13h 44m
Deal found 9/10![Copa Airlines logo]()
$591
This eDestinos deal was found by Cheapflights users on 9/8. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:50 am -
1 stop26h 37m
Tue 10/2710:30 am -
1 stop17h 25m
Deal found 9/8![LATAM Airlines logo]()
$592
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
1 stop19h 04m
Wed 10/218:29 am -
2 stops21h 46m
Deal found 9/10![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:35 am -
2 stops17h 39m
Tue 11/311:39 am -
2 stops14h 56m
Deal found 9/7![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
2 stops18h 20m
Tue 10/276:04 am -
1 stop23h 36m
Deal found 9/8![Delta logo]()
$595
This LATAM Airlines deal was found by Cheapflights users on 9/7. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:30 am -
2 stops18h 03m
Thu 1/75:25 pm -
2 stops18h 35m
Deal found 9/7![LATAM Airlines logo]()
$605
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:05 am -
2 stops24h 28m
Thu 10/2210:59 am -
2 stops25h 36m
Deal found 9/10![LATAM Airlines logo]()
$606
Best flights from Santiago to IllinoisDiscover carefully curated flight deals from Santiago to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Santiago to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:55 pm -
2 stops19h 03m
Mon 10/196:30 am -
1 stop23h 45m
Deal found 9/7![Delta logo]()
$594
This Copa Airlines deal was found by Cheapflights users on 9/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/111:07 am -
1 stop25h 50m
Mon 10/198:01 am -
1 stop17h 55m
Deal found 9/8![Copa Airlines logo]()
$619
This LATAM Airlines deal was found by Cheapflights users on 9/7. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:55 pm -
2 stops16h 00m
Mon 10/512:00 pm -
2 stops16h 45m
Deal found 9/7![LATAM Airlines logo]()
$1,025
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
2 stops18h 18m
Tue 10/2011:30 am -
2 stops17h 25m
Deal found 9/10![Delta logo]()
$594
This Copa Airlines deal was found by Cheapflights users on 9/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:23 pm -
1 stop14h 34m
Thu 10/228:01 am -
1 stop13h 38m
Deal found 9/11![Copa Airlines logo]()
$619
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:10 pm -
2 stops19h 22m
Sun 11/85:27 am -
1 stop23h 13m
Deal found 9/7![Delta logo]()
$594
This Copa Airlines deal was found by Cheapflights users on 9/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:23 pm -
1 stop27h 36m
Wed 10/73:20 pm -
1 stop30h 19m
Deal found 9/9![Copa Airlines logo]()
$647
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:10 pm -
1 stop14h 14m
Mon 11/239:30 am -
2 stops17h 05m
Deal found 9/7![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
2 stops18h 20m
Tue 10/209:29 am -
2 stops18h 06m
Deal found 9/9![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:35 am -
2 stops19h 58m
Wed 10/710:59 am -
2 stops17h 56m
Deal found 9/9![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
1 stop23h 42m
Mon 10/268:05 am -
1 stop21h 35m
Deal found 9/8![Delta logo]()
$595
This Despegar deal was found by Cheapflights users on 9/10. 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 Despegar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/278:40 am -
2 stops17h 59m
Thu 2/46:59 pm -
3 stops23h 41m
Deal found 9/10![LATAM Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
2 stops18h 20m
Mon 10/261:27 pm -
2 stops16h 13m
Deal found 9/8![Delta logo]()
$595
This LATAM Airlines deal was found by Cheapflights users on 9/9. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:55 pm -
2 stops18h 56m
Wed 10/1412:00 pm -
2 stops16h 25m
Deal found 9/9![LATAM Airlines logo]()
$1,047
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:55 pm -
2 stops19h 03m
Mon 10/195:27 am -
1 stop24h 48m
Deal found 9/10![Delta logo]()
$614
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:35 am -
2 stops17h 40m
Sat 10/3111:33 am -
2 stops17h 57m
Deal found 9/8![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:55 pm -
2 stops18h 20m
Sat 10/3111:33 am -
2 stops17h 57m
Deal found 9/8![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:40 pm -
2 stops17h 59m
Tue 10/275:09 pm -
1 stop12h 31m
Deal found 9/8![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:55 pm -
2 stops18h 25m
Wed 10/147:00 am -
1 stop23h 15m
Deal found 9/9![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/278:25 pm -
2 stops17h 23m
Thu 2/43:40 pm -
2 stops20h 20m
Deal found 9/10![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:55 pm -
2 stops18h 33m
Thu 10/155:35 pm -
1 stop12h 40m
Deal found 9/9![Delta logo]()
$1,016
Last-minute flights from Santiago to IllinoisDiscover last-minute flight deals from Santiago to Illinois. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Santiago to Illinois. Data last updated September 12, 2026 and is based on user searches.
This LATAM Airlines deal was found by Cheapflights users on 9/8. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:50 pm -
2 stops22h 39m
Wed 9/231:29 pm -
2 stops26h 16m
Deal found 9/8![LATAM Airlines logo]()
$604
This LATAM Airlines deal was found by Cheapflights users on 9/6. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:55 pm -
1 stop19h 08m
Sat 10/36:00 pm -
2 stops33h 35m
Deal found 9/6![LATAM Airlines logo]()
$610
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:20 am -
2 stops15h 39m
Tue 9/2911:17 am -
2 stops18h 58m
Deal found 9/9![Delta logo]()
$594
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:20 am -
2 stops15h 39m
Tue 9/291:51 pm -
1 stop16h 24m
Deal found 9/10![LATAM Airlines logo]()
$608
This Travelocity deal was found by Cheapflights users on 9/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:20 am -
2 stops28h 05m
Wed 9/301:51 pm -
2 stops27h 54m
Deal found 9/9![LATAM Airlines logo]()
$639
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
2 stops18h 20m
Tue 10/276:04 am -
1 stop23h 36m
Deal found 9/8![Delta logo]()
$595
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 pm -
2 stops18h 20m
Tue 10/209:29 am -
2 stops18h 06m
Deal found 9/11![Delta logo]()
$614
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:35 am -
2 stops24h 09m
Wed 10/712:49 pm -
2 stops16h 06m
Deal found 9/10![LATAM Airlines logo]()
$626
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:05 am -
2 stops24h 28m
Thu 10/2210:59 am -
2 stops25h 36m
Deal found 9/10![LATAM Airlines logo]()
$606
This LATAM Airlines deal was found by Cheapflights users on 9/9. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:05 am -
2 stops24h 28m
Tue 10/136:04 am -
2 stops21h 31m
Deal found 9/9![LATAM Airlines logo]()
$608
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:35 am -
2 stops17h 39m
Tue 11/311:39 am -
2 stops14h 56m
Deal found 9/7![Delta logo]()
$594
This LATAM Airlines deal was found by Cheapflights users on 9/11. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:10 pm -
1 stop14h 44m
Sat 11/76:04 am -
2 stops22h 26m
Deal found 9/11![LATAM Airlines logo]()
$619
One-way flights from Santiago to IllinoisSearch for one-way flight options from Santiago to Illinois. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Santiago to Illinois. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:07 am -
2 stops43h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:35 pm -
3 stops25h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$360
This Avianca deal was found by Cheapflights users on 9/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:30 am -
1 stop21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Avianca logo]()
$361
This Avianca deal was found by Cheapflights users on 9/7. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:30 am -
1 stop16h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Avianca logo]()
$363
This Avianca deal was found by Cheapflights users on 9/8. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:10 am -
1 stop21h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Avianca logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:33 pm -
3 stops24h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$366
This Flightnetwork deal was found by Cheapflights users on 9/8. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:15 pm -
1 stop31h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Avianca logo]()
$369
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/309:55 pm -
1 stop25h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air Canada logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:35 pm -
2 stops28h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:33 pm -
3 stops38h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:35 pm -
3 stops43h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:33 pm -
3 stops53h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$417
Find flight deals from Santiago to Illinois
Keep the following information in mind while searching for Santiago to Illinois flight deals. Data was last updated September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $571 (LATAM Airlines) |
One-way from | $356 (Kiwi.com) |
Popular in | January |
Cheapest in | April |
Average price | $690 |
Cheapflights Fare Finder
Customize your flight search to find flights from Santiago 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Santiago to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Wed 12/9
8:25 am-2:52 pm
1 stop33h 27m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$366
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Thu 1/28
10:00 am-10:40 pm
1 stop15h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$374
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Fri 11/27
7:30 am-8:30 pm
1 stop16h 00m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$374
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Thu 12/17
10:00 am-10:40 pm
1 stop15h 40m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$385
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Mon 12/21
10:12 pm-10:13 pm
2 stops27h 01m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$391
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Fri 11/27
8:25 am-3:38 pm
2 stops34h 13m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$409
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Sat 11/14
8:35 pm-10:13 pm
2 stops28h 38m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$417
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Thu 2/4
4:15 pm-8:30 pm
1 stop31h 15m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$420
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Tue 12/15
12:20 pm-8:16 pm
3 stops34h 56m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$469
SantiagoChicago
SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl
SCLORD
Santiago Arturo Merino Benitez
Fri 9/18
9:20 pm-12:23 am
3 stops53h 03m
Chicago O'Hare Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$478
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Santiago to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Santiago with our price prediction graph.
SCL-ORD
SCL-MDW
SCL-STL
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 Santiago to Illinois
SCL-USIL
SCL-ORD
SCL-MDW
SCL-STL
What is the cheapest month to book a flight from Santiago to Illinois?
Currently, August is the cheapest month in which you can book a flight from Santiago to Illinois (average of $648). Flying from Santiago to Illinois in January is currently the most expensive (average of $1,054). 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.
How much does it cost to fly round-trip from Santiago to Illinois?
Airfare is below average for this route at the moment.
Santiago to Illinois flights typically cost between $609 and $797 in October.The cheapest round-trip price found within the last 5 days was $571 on LATAM Airlines (Oct 15-Oct 28).
How far ahead should I book a flight from Santiago to Illinois?
To ensure you get the cheapest price possible for a flight from Santiago to Illinois, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 September 12, 2026.
Read reviews from past customers who have flown Delta,Copa Airlines, andLATAM Airlines from Santiago to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Santiago to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Santiago to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Santiago to Illinois by cabin class
Find flights from Santiago to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Santiago and Illinois flights
Browse other Santiago and Illinois flight options. Last updated on September 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Santiago to Illinois
Discover the top 5 airlines that operate flights from Santiago 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 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$316 | Average$625 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$343 | Average$814 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$573 | Average$673 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$587 | Average$817 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$596 | Average$654 | FlexibilityNo cancel fee | On-timeN/A |