$94+ Cheap flights from Sacramento (SMF) 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — ORD
Nov 23 — Nov 301
Round-trip
1 adult, Economy
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Find cheap flights from Sacramento 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
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Cheapest flights from Sacramento to IllinoisExplore the most affordable flight options available from Sacramento to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
Explore the most affordable flight options available from Sacramento to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2026.
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 12/233:42 pm -
Nonstop4h 10m
Thu 12/315:00 am -
1 stop9h 35m
Deal found 10/22![American Airlines logo]()
$346
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 11/206:42 am -
1 stop11h 21m
Fri 11/277:26 am -
1 stop7h 15m
Deal found 10/24![Alaska Airlines logo]()
$347
This CheapOair deal was found by Cheapflights users on 10/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:00 am -
1 stop16h 10m
Wed 11/255:15 am -
1 stop13h 01m
Deal found 10/24![Frontier logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/206:26 pm -
1 stop8h 44m
Mon 11/2310:00 pm -
2 stops20h 16m
Deal found 10/22![Frontier logo]()
$352
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/188:00 am -
1 stop7h 00m
Sat 11/218:21 pm -
Nonstop4h 40m
Deal found 10/21![United Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/66:19 pm -
1 stop8h 54m
Tue 11/108:59 am -
2 stops28h 05m
Deal found 10/21![Frontier logo]()
$355
This Booking.com deal was found by Cheapflights users on 10/22. 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.
Fri 11/137:36 pm -
2 stops11h 48m
Mon 11/165:15 pm -
1 stop26h 09m
Deal found 10/22![Frontier logo]()
$356
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:59 am -
1 stop10h 22m
Sat 10/316:30 am -
1 stop6h 40m
Deal found 10/20![Frontier logo]()
$358
This Southwest deal was found by Cheapflights users on 10/21. 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 11/198:15 pm -
1 stop7h 30m
Thu 12/310:15 am -
2 stops7h 45m
Deal found 10/21![Southwest logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Wed 11/112:15 pm -
Nonstop4h 16m
Sun 11/159:11 am -
Nonstop4h 49m
Deal found 10/23![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 11/141:44 pm -
Nonstop4h 20m
Sun 11/159:08 pm -
Nonstop4h 47m
Deal found 10/21![American Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 12/310:36 am -
Nonstop4h 14m
Sun 12/69:07 am -
Nonstop4h 50m
Deal found 10/20![United Airlines logo]()
$361
Best flights from Sacramento to IllinoisDiscover carefully curated flight deals from Sacramento to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
Discover carefully curated flight deals from Sacramento to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 24, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Wed 11/112:15 pm -
Nonstop4h 16m
Sun 11/159:11 am -
Nonstop4h 49m
Deal found 10/23![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 10/23. 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 12/2412:30 pm -
1 stop7h 30m
Fri 1/15:20 am -
1 stop8h 25m
Deal found 10/23![Southwest logo]()
$377
This Delta deal was found by Cheapflights users on 10/23. 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 1/2910:40 pm -
2 stops11h 57m
Sun 1/315:30 am -
2 stops13h 00m
Deal found 10/23![Delta logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 11/276:04 am -
1 stop9h 52m
Tue 12/16:00 am -
2 stops15h 25m
Deal found 10/22![Alaska Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 11/62:49 pm -
1 stop6h 20m
Sun 11/85:37 pm -
1 stop8h 18m
Deal found 10/23![American Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 11/1810:55 am -
1 stop7h 16m
Sun 11/227:55 pm -
Nonstop4h 45m
Deal found 10/22![United Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 10/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1711:10 am -
Nonstop3h 55m
Tue 11/249:35 pm -
Nonstop4h 35m
Deal found 10/20![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/185:00 am -
1 stop6h 02m
Sun 2/218:15 pm -
Nonstop4h 48m
Deal found 10/22![United Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 10/20. 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.
Sat 11/146:15 am -
2 stops14h 16m
Wed 11/186:01 am -
2 stops12h 00m
Deal found 10/20![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 10/22. 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.
Wed 11/118:35 pm -
1 stop7h 05m
Sat 11/146:15 pm -
Nonstop4h 45m
Deal found 10/22![Southwest logo]()
$401
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/77:00 am -
Nonstop4h 15m
Wed 11/117:55 pm -
Nonstop4h 45m
Deal found 10/23![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 10/22. 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 1/186:15 am -
1 stop8h 35m
Mon 1/251:00 pm -
2 stops11h 05m
Deal found 10/22![Delta logo]()
$432
This Southwest deal was found by Cheapflights users on 10/22. 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.
Wed 11/187:35 am -
1 stop7h 45m
Sun 11/229:15 pm -
Nonstop4h 40m
Deal found 10/22![Southwest logo]()
$417
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 10/292:07 pm -
1 stop8h 04m
Sat 10/317:00 am -
2 stops10h 44m
Deal found 10/21![American Airlines logo]()
$511
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 11/107:18 pm -
2 stops14h 08m
Thu 11/1912:06 pm -
2 stops13h 10m
Deal found 10/20![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/1010:17 am -
2 stops8h 49m
Sat 11/1410:43 am -
2 stops8h 25m
Deal found 10/22![United Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 10/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:55 pm -
Nonstop3h 50m
Sun 11/1510:15 am -
Nonstop4h 35m
Deal found 10/20![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 11/179:55 am -
2 stops9h 38m
Fri 11/205:55 pm -
1 stop7h 56m
Deal found 10/20![Delta logo]()
$446
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/1710:55 am -
1 stop7h 10m
Fri 11/207:55 pm -
Nonstop4h 45m
Deal found 10/22![United Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 10/19. 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.
Mon 11/168:35 pm -
1 stop7h 05m
Mon 11/239:15 pm -
Nonstop4h 40m
Deal found 10/19![Southwest logo]()
$431
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/181:44 pm -
1 stop8h 26m
Wed 11/255:11 am -
1 stop9h 42m
Deal found 10/21![American Airlines logo]()
$599
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 11/203:55 pm -
1 stop7h 04m
Wed 11/257:55 pm -
Nonstop4h 45m
Deal found 10/21![United Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 10/23. 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.
Wed 12/2311:55 pm -
Nonstop3h 50m
Fri 1/15:20 am -
1 stop8h 25m
Deal found 10/23![Southwest logo]()
$431
This Delta deal was found by Cheapflights users on 10/20. 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.
Sat 11/1412:19 pm -
1 stop8h 12m
Mon 11/164:28 pm -
2 stops27h 51m
Deal found 10/20![Delta logo]()
$487
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 am -
1 stop7h 02m
Mon 11/166:59 pm -
1 stop6h 56m
Deal found 10/20![American Airlines logo]()
$624
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 11/52:15 pm -
1 stop7h 12m
Fri 11/139:11 am -
Nonstop4h 49m
Deal found 10/20![United Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 10/21. 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 11/109:00 pm -
2 stops11h 19m
Mon 11/1611:05 am -
2 stops14h 11m
Deal found 10/21![Delta logo]()
$504
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Wed 11/259:55 am -
Nonstop4h 12m
Mon 11/307:55 pm -
Nonstop4h 45m
Deal found 10/23![United Airlines logo]()
$447
This Delta deal was found by Cheapflights users on 10/21. 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 10/299:18 am -
2 stops11h 12m
Sat 10/316:00 am -
2 stops15h 37m
Deal found 10/21![Delta logo]()
$522
This American Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/105:00 am -
1 stop8h 28m
Wed 11/116:01 am -
1 stop9h 57m
Deal found 10/19![American Airlines logo]()
$797
Last-minute flights from Sacramento to IllinoisDiscover last-minute flight deals from Sacramento to Illinois. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from Sacramento to Illinois. Data last updated October 24, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:59 am -
1 stop10h 22m
Sat 10/316:30 am -
1 stop6h 40m
Deal found 10/20![Frontier logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/66:19 pm -
1 stop8h 54m
Tue 11/108:59 am -
2 stops28h 05m
Deal found 10/21![Frontier logo]()
$355
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Fri 11/611:59 am -
1 stop10h 22m
Mon 11/95:15 pm -
2 stops19h 49m
Deal found 10/23![Frontier logo]()
$361
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 11/1110:59 pm -
Nonstop4h 01m
Mon 11/165:15 pm -
1 stop7h 44m
Deal found 10/22![American Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Wed 11/112:15 pm -
Nonstop4h 16m
Sun 11/159:11 am -
Nonstop4h 49m
Deal found 10/23![United Airlines logo]()
$359
This Booking.com deal was found by Cheapflights users on 10/22. 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.
Fri 11/137:36 pm -
2 stops11h 48m
Mon 11/165:15 pm -
1 stop26h 09m
Deal found 10/22![Frontier logo]()
$356
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 11/141:44 pm -
Nonstop4h 20m
Sun 11/159:08 pm -
Nonstop4h 47m
Deal found 10/21![American Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/188:00 am -
1 stop7h 00m
Sat 11/218:21 pm -
Nonstop4h 40m
Deal found 10/21![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 10/21. 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 11/198:15 pm -
1 stop7h 30m
Thu 12/310:15 am -
2 stops7h 45m
Deal found 10/21![Southwest logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 11/206:42 am -
1 stop11h 21m
Fri 11/277:26 am -
1 stop7h 15m
Deal found 10/24![Alaska Airlines logo]()
$347
This CheapOair deal was found by Cheapflights users on 10/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:00 am -
1 stop16h 10m
Wed 11/255:15 am -
1 stop13h 01m
Deal found 10/24![Frontier logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/206:26 pm -
1 stop8h 44m
Mon 11/2310:00 pm -
2 stops20h 16m
Deal found 10/22![Frontier logo]()
$352
One-way flights from Sacramento to IllinoisSearch for one-way flight options from Sacramento to Illinois. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
Search for one-way flight options from Sacramento to Illinois. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/1212:04 pm -
1 stop10h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sat 12/1212:30 pm -
1 stop10h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$95
This Trip.com deal was found by Cheapflights users on 10/22. 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.
Wed 12/1612:30 pm -
1 stop10h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 12/1012:30 pm -
1 stop10h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:59 am -
1 stop10h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:25 pm -
1 stop10h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$100
This WAYA deal was found by Cheapflights users on 10/20. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:59 am -
1 stop10h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$101
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:04 pm -
1 stop10h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$104
This CheapOair deal was found by Cheapflights users on 10/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:59 am -
1 stop10h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$108
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:25 pm -
1 stop10h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 1/411:37 am -
1 stop10h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:59 am -
2 stops27h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$136
Find flight deals from Sacramento to Illinois
Keep the following information in mind while searching for Sacramento to Illinois flight deals. Data was last updated October 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $346 (American Airlines) |
One-way from | $94 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $453 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sacramento 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 October 24, 2026.
Use the filters below to find and compare flights from Sacramento to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SacramentoChicago
SMF Sacramento Intl - ORD Chicago O'Hare Intl
SMFORD
Sacramento Intl
Fri 12/4
6:00 am-4:31 pm
1 stop8h 31m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$134
SacramentoChicago
SMF Sacramento Intl - MDW Chicago Midway
SMFMDW
Sacramento Intl
Sat 12/12
6:25 am-12:20 pm
Nonstop3h 55m
Chicago Midway
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$147
SacramentoChicago
SMF Sacramento Intl - ORD Chicago O'Hare Intl
SMFORD
Sacramento Intl
Wed 11/11
9:55 am-4:07 pm
Nonstop4h 12m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$147
SacramentoChicago
SMF Sacramento Intl - MDW Chicago Midway
SMFMDW
Sacramento Intl
Tue 11/17
11:10 am-5:05 pm
Nonstop3h 55m
Chicago Midway
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$147
SacramentoChicago
SMF Sacramento Intl - ORD Chicago O'Hare Intl
SMFORD
Sacramento Intl
Mon 11/9
2:15 pm-8:31 pm
Nonstop4h 16m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$148
Quickest round-trip
SacramentoChicago
SMF Sacramento Intl - MDW Chicago Midway
SMFMDW
Sacramento Intl
Mon 11/9
11:55 pm-5:45 am
Nonstop3h 50m
Chicago Midway
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$148
SacramentoChicago
SMF Sacramento Intl - ORD Chicago O'Hare Intl
SMFORD
Sacramento Intl
Mon 12/7
7:00 am-1:14 pm
Nonstop4h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$148
SacramentoChicago
SMF Sacramento Intl - MDW Chicago Midway
SMFMDW
Sacramento Intl
Fri 11/13
11:55 pm-5:45 am
Nonstop3h 50m
Chicago Midway
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$153
SacramentoChicago
SMF Sacramento Intl - ORD Chicago O'Hare Intl
SMFORD
Sacramento Intl
Wed 11/18
1:08 pm-11:59 pm
1 stop8h 51m
Chicago O'Hare Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$157
SacramentoChicago
SMF Sacramento Intl - MDW Chicago Midway
SMFMDW
Sacramento Intl
Tue 11/10
8:35 pm-5:40 am
1 stop7h 05m
Chicago Midway
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$157
Showing 1-10 of 53 resultsSorted by cheapest first
Best time to book a flight from Sacramento to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Sacramento with our price prediction graph.
SMF-ORD
SMF-MDW
SMF-SPI
SMF-PIA
SMF-BMI
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 Sacramento to Illinois
SMF-USIL
SMF-ORD
SMF-MDW
SMF-SPI
SMF-PIA
What is the cheapest month to book a flight from Sacramento to Illinois?
Currently, January is the cheapest month in which you can book a flight from Sacramento to Illinois (average of $416). Flying from Sacramento to Illinois in July is currently the most expensive (average of $518). 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 SMF to IL?
Find hourly flight availability from Sacramento to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 24, 2026.
A simple way to save on the total cost of your ticket is to fly from Sacramento to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the afternoon.
Weekly flight availability from Sacramento to Illinois
Explore weekly flight availability from Sacramento to Illinois. 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 October 24, 2026.
The most flights from SMF to USIL are scheduled on a Friday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Sacramento to Illinois?
Airfare is below average for this route at the moment.
Sacramento to Illinois flights typically cost between $384 and $545 in December.The cheapest round-trip price found within the last 5 days was $346 on American Airlines (Dec 23-Dec 31).
How far ahead should I book a flight from Sacramento to Illinois?
To ensure you get the cheapest price possible for a flight from Sacramento to Illinois, you should look to book at least 81 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.
What is the cheapest day to fly from Sacramento to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Sacramento to Illinois. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their Sacramento to Illinois flight should consider departing on Thursday at noon when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 October 24, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Sacramento to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jan 2024
SEA - ORD
Related info for your journey
Find useful and relevant information for your journey from Sacramento to Illinois. 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 Sacramento to Illinois
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Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Sacramento to Illinois by cabin class
Find flights from Sacramento to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sacramento and Illinois flights
Browse other Sacramento and Illinois flight options. Last updated on October 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Sacramento to Illinois flights
Consider these flights traveling from Sacramento to Illinois.
Top 6 airlines flying from Sacramento to Illinois
Discover the top 6 airlines that operate flights from Sacramento 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 October 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$188 | Average$332 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$190 | Average$357 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$339 | Average$525 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$351 | Average$542 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$380 | Average$518 | FlexibilityNo cancel fee | On-time63% |