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$80+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SMF
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Illinois to Sacramento

Cheapest flights from Illinois to Sacramento
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 January 26, 2026.

This CheapOair deal was found by Cheapflights users on 1/24. 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.
Sat 2/212:51 pm
STL
-
SMF
1 stop22h 22m
Frontier
Fri 2/2710:53 am
SMF
-
STL
1 stop25h 03m
Frontier
Deal found 1/24$247
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/53:49 pm
STL
-
SMF
2 stops21h 17m
Frontier
Sun 3/84:41 pm
SMF
-
STL
1 stop15h 08m
Frontier
Deal found 1/23$259
This CheapOair deal was found by Cheapflights users on 1/24. 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.
Thu 4/169:55 pm
STL
-
SMF
1 stop21h 29m
Frontier
Sun 4/196:18 pm
SMF
-
STL
1 stop24h 42m
Frontier
Deal found 1/24$267
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/19:32 pm
STL
-
SMF
1 stop17h 21m
Frontier
Sun 2/812:03 pm
SMF
-
STL
1 stop22h 47m
Frontier
Deal found 1/25$270
This Alaska Airlines deal was found by Cheapflights users on 1/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/142:07 pm
ORD
-
SMF
1 stop7h 05m
Alaska Airlines
Fri 2/203:07 pm
SMF
-
ORD
1 stop6h 52m
Alaska Airlines
Deal found 1/23$280
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” 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 3/112:05 pm
MDW
-
SMF
2 stops11h 03m
Delta
Mon 3/238:59 pm
SMF
-
MDW
2 stops9h 54m
Delta
Deal found 1/26$281
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” 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 2/2010:11 pm
STL
-
SMF
1 stop15h 36m
Frontier
Sun 2/2210:53 am
SMF
-
STL
1 stop24h 16m
Frontier
Deal found 1/25$281
This Delta deal was found by Cheapflights users on 1/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/161:19 pm
ORD
-
SMF
2 stops11h 49m
Delta
Wed 3/2511:05 am
SMF
-
ORD
2 stops8h 29m
Delta
Deal found 1/24$281
This Alaska Airlines deal was found by Cheapflights users on 1/24. 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.
Mon 3/28:20 am
ORD
-
SMF
1 stop27h 45m
Alaska Airlines
Sat 3/712:47 pm
SMF
-
ORD
1 stop9h 12m
Alaska Airlines
Deal found 1/24$283
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Thu 4/24:00 pm
ORD
-
SMF
2 stops18h 59m
Frontier
Mon 4/68:27 am
SMF
-
ORD
1 stop19h 12m
Frontier
Deal found 1/24$284
This Alaska Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” 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 2/247:00 am
STL
-
SMF
1 stop9h 00m
Alaska Airlines
Tue 3/31:17 pm
SMF
-
STL
1 stop22h 34m
Alaska Airlines
Deal found 1/25$285
This Alaska Airlines deal was found by Cheapflights users on 1/24. 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.
Wed 3/113:07 pm
ORD
-
SMF
1 stop10h 36m
Alaska Airlines
Sun 3/226:00 am
SMF
-
ORD
1 stop22h 39m
Alaska Airlines
Deal found 1/24$285

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$247
(CheapOair)

One-way from

$80
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$405
Provider with most accurate pricing for Chicago (CHI)-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-San Francisco flights.
Search Deals
From Illinois to Sacramento Intl
Search Deals
One-way flight from Illinois to Sacramento Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 26, 2026.
Use the filters below to find and compare flights from Illinois to Sacramento that are best for you.

Fly from

Illinois

Fly to

Sacramento

Route

Depart

Return

Price

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Sat 2/21

2:51 pm-11:13 am

1 stop22h 22m

Sacramento Intl

Fri 2/27

10:53 am-5:46 pm

2 stops28h 53m

$273

ChicagoSacramento

MDW - SMF

MDWSMF

Chicago Midway

Fri 3/6

1:29 pm-11:26 pm

2 stops11h 57m

Sacramento Intl

Wed 3/11

8:59 pm-8:53 am

2 stops9h 54m

$281

ChicagoSacramento

ORD - SMF

ORDSMF

Chicago O'Hare Intl

Fri 3/6

8:20 am-10:05 am

1 stop27h 45m

Sacramento Intl

Mon 3/9

12:47 pm-2:58 pm

1 stop24h 11m

$293

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Tue 3/3

7:00 am-2:00 pm

1 stop9h 00m

Sacramento Intl

Tue 3/10

1:17 pm-1:51 pm

1 stop22h 34m

$295

ChicagoSacramento

MDW - SMF

MDWSMF

Chicago Midway

Sat 4/11

2:05 pm-8:33 pm

1 stop8h 28m

Sacramento Intl

Sat 4/18

11:06 pm-8:47 am

1 stop7h 41m

$297

ChicagoSacramento

ORD - SMF

ORDSMF

Chicago O'Hare Intl

Sat 3/14

5:29 pm-12:26 pm

2 stops20h 57m

Sacramento Intl

Tue 3/17

12:47 pm-11:59 pm

1 stop9h 12m

$300

ChicagoSacramento

MDW - SMF

MDWSMF

Chicago Midway

Tue 3/17

6:00 am-4:48 pm

2 stops12h 48m

Sacramento Intl

Sat 3/21

11:07 pm-8:53 am

1 stop7h 46m

$303

ChicagoSacramento

ORD - SMF

ORDSMF

Chicago O'Hare Intl

Sat 2/14

2:07 pm-7:12 pm

1 stop7h 05m

Sacramento Intl

Sat 2/21

12:47 pm-11:59 pm

1 stop9h 12m

$307

ChicagoSacramento

MDW - SMF

MDWSMF

Chicago Midway

Sat 2/28

8:00 am-10:45 am

Nonstop4h 45m

Sacramento Intl

Sat 3/7

5:35 am-11:30 am

Nonstop3h 55m

$308

ChicagoSacramento

MDW - SMF

MDWSMF

Chicago Midway

Thu 3/5

1:29 pm-11:26 pm

2 stops11h 57m

Sacramento Intl

Mon 3/9

11:07 pm-8:53 am

1 stop7h 46m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 58 results
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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.
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

What is the cheapest month to book a flight from Illinois to Sacramento?

Currently, February is the cheapest month in which you can book a flight from Illinois to Sacramento (average of $130). Flying from Illinois to Sacramento in June is currently the most expensive (average of $196). 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 January 26, 2026.

A simple way to save on the total cost of your ticket is to fly from Illinois to Sacramento in the afternoon. If you’re flexible enough to do this you can expect to save up to 33% 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 January 26, 2026.

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

Related info for your journey

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

  • What airport do you fly into for flights to Sacramento from Illinois?

    Most people fly into Sacramento Intl (SMF) if they book a flight to Sacramento from Illinois. Sacramento Intl is conveniently located just 9.4 mi from Sacramento’s city center.

  • How long is the flight from Illinois to Sacramento?

    Departing from Illinois to Sacramento will take you 11h 57m. There are 1785 mi between Illinois and Sacramento. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Sacramento one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $75. Frontier flights start at $81 while deals on Southwest start at $108 one-way.

  • What are the most popular routes from Illinois to Sacramento?

    The most popular route from Illinois to Sacramento is Chicago O'Hare Intl - Sacramento Intl. You may also consider Chicago Midway - Sacramento Intl or Lambert-St Louis - Sacramento Intl.

  • What are the most reliable airlines from Illinois to Sacramento?

    Before booking your flight to Sacramento from Illinois, check out the most reliable airlines to get you to your destination on time: Air Canada (66%), Lufthansa (59%), United Airlines( 50%).

  • What are the cheapest flights from Illinois to Sacramento?

    The cheapest flight price from Illinois to Sacramento is $218. On average you can expect to pay $455. The most popular route, (Chicago O'Hare Intl - Sacramento Intl), can usually be booked for $237.

  • Can I find deals for flights from Illinois to Sacramento that include hotel bookings?

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

  • How can I find direct flights from Illinois to Sacramento?

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

  • Can I find deals for business class flights from Illinois to Sacramento?

    Yes. Cheapflights offers flight deals from Illinois to Sacramento by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Sacramento?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Sacramento (average of $130). Flying from Illinois to Sacramento in June is currently the most expensive (average of $196). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Sacramento?

Book flights to Sacramento if you plan to visit one of these locations
Placerville
Oroville
Plymouth
Auburn
Rocklin
Yuba City
Lincoln

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Alternative routes for Illinois to Sacramento

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$134Average$219FlexibilityNo cancel feeOn-time65%
FrontierCheapest$145Average$178FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$181Average$409FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$418FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$216Average$438FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$357Average$479FlexibilityNo cancel feeOn-time63%

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