$69+ Cheap flights from Illinois to Sacramento (SMF)
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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SMF
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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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 Illinois to SacramentoExplore the most affordable flight options available from Illinois to Sacramento. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Illinois to Sacramento. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/296:29 am
STL
- SMF
1 stop9h 36m
Alaska Airlines
Wed 9/308:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 11/37:00 am
STL
- SMF
1 stop8h 28m
Alaska Airlines
Mon 11/92:22 pm
SMF
- STL
1 stop7h 34m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$157
This Booking.com deal was found by Cheapflights users on 7/31. 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.
Tue 9/16:08 pm
STL
- SMF
1 stop18h 46m
Alaska Airlines
Wed 9/22:58 pm
SMF
- STL
1 stop24h 12m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$217
This Orbitz deal was found by Cheapflights users on 7/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:02 am
STL
- SMF
1 stop8h 57m
Multiple Airlines
Thu 10/221:29 pm
SMF
- STL
1 stop9h 48m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$218
This Expedia deal was found by Cheapflights users on 7/31. 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 8/316:08 pm
STL
- SMF
1 stop18h 46m
Alaska Airlines
Wed 9/98:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$237
This Expedia deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:08 pm
STL
- SMF
1 stop18h 49m
Alaska Airlines
Mon 9/146:57 pm
SMF
- STL
1 stop20h 13m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 10/158:10 pm
STL
- SMF
1 stop16h 47m
Frontier
Mon 10/197:58 pm
SMF
- STL
2 stops21h 17m
Frontier
Deal found 8/1![Frontier logo]()
$278
This Travelocity deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:02 am
STL
- SMF
1 stop8h 57m
Multiple Airlines
Sun 11/11:29 pm
SMF
- STL
1 stop7h 10m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$281
This Expedia deal was found by Cheapflights users on 7/30. 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.
Sat 8/85:37 pm
STL
- SMF
1 stop18h 11m
Alaska Airlines
Sat 9/128:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:55 pm
ORD
- SMF
1 stop22h 33m
Frontier
Sun 9/206:23 pm
SMF
- ORD
1 stop9h 15m
Frontier
Deal found 8/3![Frontier logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:28 pm
ORD
- SMF
2 stops17h 30m
Frontier
Sat 10/177:15 pm
SMF
- ORD
1 stop8h 27m
Frontier
Deal found 8/3![Frontier logo]()
$338
This CheapOair deal was found by Cheapflights users on 8/1. 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.
Thu 9/108:55 pm
ORD
- SMF
1 stop17h 00m
Frontier
Mon 9/1412:50 pm
SMF
- ORD
1 stop14h 48m
Frontier
Deal found 8/1![Frontier logo]()
$340
Best flights from Illinois to SacramentoDiscover carefully curated flight deals from Illinois to Sacramento that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Illinois to Sacramento that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/296:29 am
STL
- SMF
1 stop9h 36m
Alaska Airlines
Wed 9/308:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$137
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:33 am
STL
- SMF
2 stops14h 07m
Delta
Tue 9/87:41 pm
SMF
- STL
2 stops12h 42m
Delta
Deal found 8/2![Delta logo]()
$358
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/109:05 am
MLI
- SMF
1 stop7h 57m
United Airlines
Tue 9/1510:14 am
SMF
- MLI
2 stops8h 46m
United Airlines
Deal found 7/30![United Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:05 am
MDW
- SMF
Nonstop4h 35m
Southwest
Sat 10/1711:55 pm
SMF
- MDW
Nonstop3h 55m
Southwest
Deal found 8/3![Southwest logo]()
$411
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:48 am
EVV
- SMF
1 stop7h 30m
American Airlines
Wed 9/232:21 pm
SMF
- EVV
1 stop7h 08m
American Airlines
Deal found 8/3![American Airlines logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:35 am
STL
- SMF
1 stop17h 55m
Alaska Airlines
Wed 9/98:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 7/30. 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 8/215:09 pm
MLI
- SMF
1 stop7h 44m
Delta
Wed 8/266:45 pm
SMF
- MLI
2 stops13h 40m
Delta
Deal found 7/30![Delta logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/247:20 am
ORD
- SMF
1 stop10h 22m
Alaska Airlines
Fri 9/258:01 pm
SMF
- ORD
1 stop15h 21m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/98:08 pm
ORD
- SMF
Nonstop4h 38m
United Airlines
Sat 9/122:23 pm
SMF
- ORD
Nonstop4h 15m
United Airlines
Deal found 7/30![United Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:50 pm
MDW
- SMF
Nonstop4h 20m
Southwest
Tue 9/811:50 pm
SMF
- MDW
Nonstop3h 55m
Southwest
Deal found 8/2![Southwest logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:01 am
ORD
- SMF
1 stop8h 14m
Alaska Airlines
Sat 9/128:12 am
SMF
- ORD
1 stop9h 09m
Alaska Airlines
Deal found 8/3![Alaska Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/118:08 pm
ORD
- SMF
Nonstop4h 38m
United Airlines
Tue 9/1510:40 am
SMF
- ORD
Nonstop4h 09m
United Airlines
Deal found 7/30![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 7/30. 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 pm
MDW
- SMF
1 stop6h 25m
Southwest
Thu 9/38:40 pm
SMF
- MDW
1 stop6h 45m
Southwest
Deal found 7/30![Southwest logo]()
$418
This Delta deal was found by Cheapflights users on 7/30. 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 8/297:48 am
ORD
- SMF
2 stops12h 17m
Delta
Sat 9/56:56 am
SMF
- ORD
2 stops11h 34m
Delta
Deal found 7/30![Delta logo]()
$433
This Southwest deal was found by Cheapflights users on 8/1. 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 9/122:05 pm
MDW
- SMF
1 stop6h 55m
Southwest
Tue 9/1511:50 pm
SMF
- MDW
Nonstop3h 55m
Southwest
Deal found 8/1![Southwest logo]()
$421
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:00 am
ORD
- SMF
1 stop6h 37m
United Airlines
Tue 9/152:23 pm
SMF
- ORD
Nonstop4h 15m
United Airlines
Deal found 8/3![United Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 8/1. 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 9/113:46 pm
EVV
- SMF
1 stop7h 33m
Delta
Wed 9/236:47 pm
SMF
- EVV
2 stops12h 33m
Delta
Deal found 8/1![Delta logo]()
$434
This Southwest deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:40 pm
MDW
- SMF
Nonstop4h 30m
Southwest
Tue 10/138:00 pm
SMF
- MDW
1 stop6h 30m
Southwest
Deal found 8/3![Southwest logo]()
$421
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:40 pm
ORD
- SMF
Nonstop4h 38m
United Airlines
Tue 9/810:14 am
SMF
- ORD
1 stop6h 51m
United Airlines
Deal found 8/2![United Airlines logo]()
$421
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:47 pm
CMI
- SMF
2 stops10h 09m
American Airlines
Thu 9/173:08 pm
SMF
- CMI
1 stop6h 29m
American Airlines
Deal found 8/3![American Airlines logo]()
$572
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:46 pm
EVV
- SMF
1 stop7h 33m
Delta
Tue 9/228:24 pm
SMF
- EVV
2 stops10h 56m
Delta
Deal found 8/2![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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 10/1410:12 am
STL
- SMF
2 stops11h 10m
Alaska Airlines
Wed 10/211:10 pm
SMF
- STL
1 stop8h 49m
Alaska Airlines
Deal found 8/1![Alaska Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 7/30. 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 10/208:35 am
STL
- SMF
Nonstop4h 15m
Southwest
Thu 10/221:30 pm
SMF
- STL
Nonstop3h 35m
Southwest
Deal found 7/30![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:51 pm
ORD
- SMF
2 stops9h 55m
Delta
Tue 9/82:14 pm
SMF
- ORD
1 stop7h 17m
Delta
Deal found 8/2![Delta logo]()
$436
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:10 pm
ORD
- SMF
Nonstop4h 38m
United Airlines
Mon 9/77:00 am
SMF
- ORD
Nonstop4h 14m
United Airlines
Deal found 8/3![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:10 am
MDW
- SMF
2 stops7h 30m
Southwest
Sat 10/310:30 am
SMF
- MDW
1 stop8h 25m
Southwest
Deal found 8/2![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:35 am
ORD
- SMF
1 stop6h 44m
Delta
Tue 10/136:52 pm
SMF
- ORD
2 stops12h 01m
Delta
Deal found 8/3![Delta logo]()
$436
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
SPI
- SMF
2 stops14h 08m
American Airlines
Sun 10/43:08 pm
SMF
- SPI
1 stop6h 59m
American Airlines
Deal found 8/3![American Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:44 pm
MLI
- SMF
1 stop9h 04m
United Airlines
Tue 9/810:50 am
SMF
- MLI
1 stop8h 11m
United Airlines
Deal found 8/3![United Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:48 am
ORD
- SMF
2 stops12h 17m
Delta
Wed 9/96:00 am
SMF
- ORD
2 stops13h 33m
Delta
Deal found 8/2![Delta logo]()
$437
Last-minute flights from Illinois to SacramentoDiscover last-minute flight deals from Illinois to Sacramento. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Sacramento. Data last updated August 4, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/30. 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.
Sat 8/85:37 pm
STL
- SMF
1 stop18h 11m
Alaska Airlines
Sat 9/128:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$282
This Expedia deal was found by Cheapflights users on 8/1. 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.
Thu 8/277:36 pm
STL
- SMF
1 stop15h 41m
Multiple Airlines
Sun 8/3011:42 am
SMF
- STL
1 stop5h 31m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/284:23 pm
STL
- SMF
2 stops20h 34m
Frontier
Sat 9/511:42 am
SMF
- STL
1 stop29h 31m
Frontier
Deal found 8/2![Frontier logo]()
$302
This CheapOair deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:41 pm
ORD
- SMF
1 stop22h 16m
Frontier
Mon 8/3111:42 am
SMF
- ORD
1 stop23h 54m
Frontier
Deal found 8/3![Frontier logo]()
$340
This CheapOair deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:45 pm
STL
- SMF
1 stop26h 07m
Frontier
Thu 9/311:42 am
SMF
- STL
1 stop5h 31m
Frontier
Deal found 8/2![Frontier logo]()
$298
This Expedia deal was found by Cheapflights users on 7/31. 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 8/316:08 pm
STL
- SMF
1 stop18h 46m
Alaska Airlines
Wed 9/98:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$237
This Booking.com deal was found by Cheapflights users on 7/31. 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.
Tue 9/16:08 pm
STL
- SMF
1 stop18h 46m
Alaska Airlines
Wed 9/22:58 pm
SMF
- STL
1 stop24h 12m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$217
This Expedia deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:08 pm
STL
- SMF
1 stop18h 46m
Alaska Airlines
Tue 9/85:00 pm
SMF
- STL
2 stops22h 10m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$285
This Expedia deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:08 pm
STL
- SMF
1 stop18h 49m
Alaska Airlines
Mon 9/146:57 pm
SMF
- STL
1 stop20h 13m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/105:09 pm
MLI
- SMF
1 stop7h 37m
United Airlines
Tue 9/1510:50 am
SMF
- MLI
1 stop8h 11m
United Airlines
Deal found 7/30![United Airlines logo]()
$341
This Expedia deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:29 am
STL
- SMF
2 stops13h 49m
Alaska Airlines
Mon 9/218:01 pm
SMF
- STL
2 stops19h 09m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$284
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/296:29 am
STL
- SMF
1 stop9h 36m
Alaska Airlines
Wed 9/308:08 am
SMF
- STL
1 stop7h 02m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$137
One-way flights from Illinois to SacramentoSearch for one-way flight options from Illinois to Sacramento. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Illinois to Sacramento. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/266:29 am
STL
- SMF
1 stop9h 36m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$69
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/276:29 am
STL
- SMF
1 stop7h 29m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$89
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/106:08 pm
STL
- SMF
1 stop18h 49m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$94
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 9/296:29 am
STL
- SMF
1 stop7h 29m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/208:10 pm
STL
- SMF
2 stops24h 10m
Frontier
Deal found 7/31![Frontier logo]()
$112
This Travelocity deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:08 pm
STL
- SMF
1 stop18h 46m
Alaska Airlines
Deal found 8/2![Alaska Airlines logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/288:10 pm
STL
- SMF
2 stops23h 18m
Frontier
Deal found 7/31![Frontier logo]()
$128
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 9/286:29 am
STL
- SMF
1 stop7h 29m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$129
This Orbitz deal was found by Cheapflights users on 7/31. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:08 pm
STL
- SMF
1 stop18h 49m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$134
This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:17 pm
STL
- SMF
1 stop7h 11m
Frontier
Deal found 7/30![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/218:10 pm
STL
- SMF
1 stop16h 48m
Frontier
Deal found 7/30![Frontier logo]()
$140
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:09 pm
MLI
- SMF
1 stop7h 37m
United Airlines
Deal found 8/3![United Airlines logo]()
$171
Find flight deals from Illinois to Sacramento
Keep the following information in mind while searching for Illinois to Sacramento flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $137 (Alaska Airlines) |
One-way from | $69 (Alaska Airlines) |
Popular in | June |
Cheapest in | September |
Average price | $372 |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Sacramento 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 August 4, 2026.
Use the filters below to find and compare flights from Illinois to Sacramento that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisSacramento
STL - SMF
STLSMF
Lambert-St Louis
Tue 9/29
6:29 am-2:05 pm
1 stop9h 36m
Sacramento Intl
Wed 9/30
8:08 am-5:10 pm
1 stop7h 02m
$137
St. LouisSacramento
STL - SMF
STLSMF
Lambert-St Louis
Sat 9/5
6:35 am-10:30 pm
1 stop17h 55m
Sacramento Intl
Wed 9/9
8:08 am-5:10 pm
1 stop7h 02m
$345
ChicagoSacramento
ORD - SMF
ORDSMF
Chicago O'Hare Intl
Thu 9/24
7:20 am-3:42 pm
1 stop10h 22m
Sacramento Intl
Fri 9/25
8:01 pm-1:22 pm
1 stop15h 21m
$356
St. LouisSacramento
STL - SMF
STLSMF
Lambert-St Louis
Tue 9/1
10:33 am-10:40 pm
2 stops14h 07m
Sacramento Intl
Tue 9/8
7:41 pm-10:23 am
2 stops12h 42m
$358
MolineSacramento
MLI - SMF
MLISMF
Moline Quad-City
Thu 9/10
9:05 am-3:02 pm
1 stop7h 57m
Sacramento Intl
Tue 9/15
10:14 am-9:00 pm
2 stops8h 46m
$364
ChicagoSacramento
ORD - SMF
ORDSMF
Chicago O'Hare Intl
Fri 9/4
6:01 am-12:15 pm
1 stop8h 14m
Sacramento Intl
Sat 9/12
8:12 am-7:21 pm
1 stop9h 09m
$368
MolineSacramento
MLI - SMF
MLISMF
Moline Quad-City
Fri 8/21
5:09 pm-10:53 pm
1 stop7h 44m
Sacramento Intl
Wed 8/26
6:45 pm-10:25 am
2 stops13h 40m
$384
ChicagoSacramento
ORD - SMF
ORDSMF
Chicago O'Hare Intl
Wed 9/9
8:08 pm-10:46 pm
Nonstop4h 38m
Sacramento Intl
Sat 9/12
2:23 pm-8:38 pm
Nonstop4h 15m
$403
ChicagoSacramento
ORD - SMF
ORDSMF
Chicago O'Hare Intl
Fri 9/11
8:08 pm-10:46 pm
Nonstop4h 38m
Sacramento Intl
Tue 9/15
10:40 am-4:49 pm
Nonstop4h 09m
$407
ChicagoSacramento
MDW - SMF
MDWSMF
Chicago Midway
Tue 10/6
10:05 am-12:40 pm
Nonstop4h 35m
Sacramento Intl
Sat 10/17
11:55 pm-5:50 am
Nonstop3h 55m
$411
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Sacramento
Have a flexible travel schedule? Discover the best time to fly to Sacramento from Illinois with our price prediction graph.
STL-SMF
MLI-SMF
MDW-SMF
ORD-SMF
PIA-SMF
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 Sacramento
USIL-SMF
STL-SMF
MLI-SMF
MDW-SMF
ORD-SMF
What is the cheapest month to book a flight from Illinois to Sacramento?
Currently, August is the cheapest month in which you can book a flight from Illinois to Sacramento (average of $391). Flying from Illinois to Sacramento in February is currently the most expensive (average of $594). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from IL to SMF?
Find hourly flight availability from Illinois to Sacramento. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
A simple way to save on the total cost of your ticket is to fly from Illinois to Sacramento in the morning. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight at noon.
Weekly flight availability from Illinois to Sacramento
Explore weekly flight availability from Illinois to Sacramento. 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 August 4, 2026.
The most flights from USIL to SMF are scheduled on a Monday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Illinois to Sacramento?
Airfare is typical for this route at the moment.
Illinois to Sacramento flights typically cost between $288 and $479 in August.The cheapest round-trip price found within the last 5 days was $340 on Frontier (Aug 28-Aug 31).
How far ahead should I book a flight from Illinois to Sacramento?
The best time to book flights from Illinois to Sacramento is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Sacramento. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sacramento?
Book flights to Sacramento if you plan to visit one of these locationsPlacerville
Willows
Auburn
Oroville
Plymouth
Yuba City
Lincoln
Rocklin
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Alternative routes for Illinois to Sacramento
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Complete your trip
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Search flights from Illinois to Sacramento by cabin class
Find flights from Illinois to Sacramento, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Sacramento flights
Browse other Illinois and Sacramento flight options. Last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Sacramento flights
Consider these flights traveling from Illinois to Sacramento.
Top 6 airlines flying from Illinois to Sacramento
Discover the top 6 airlines that operate flights from Illinois to Sacramento. 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$112 | Average$220 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$190 | Average$442 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$204 | Average$356 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$236 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$471 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$361 | Average$576 | FlexibilityNo cancel fee | On-time63% |