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Sacramento

$117+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SMF
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
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 June 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:10 pm
STL
-
SMF
1 stop23h 01m
Frontier
Wed 8/195:10 pm
SMF
-
STL
1 stop24h 26m
Frontier
Deal found 6/11$228
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
STL
-
SMF
1 stop8h 45m
Southwest
Mon 8/173:00 pm
SMF
-
STL
1 stop7h 45m
Southwest
Deal found 6/11$230
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:50 pm
STL
-
SMF
1 stop6h 45m
Delta
Tue 8/185:00 pm
SMF
-
STL
1 stop5h 41m
Delta
Deal found 6/11$237
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 pm
STL
-
SMF
1 stop8h 46m
Delta
Sat 9/56:00 am
SMF
-
STL
1 stop8h 44m
Delta
Deal found 6/10$243
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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 8/117:03 pm
STL
-
SMF
1 stop23h 08m
Frontier
Wed 8/195:10 pm
SMF
-
STL
1 stop24h 26m
Frontier
Deal found 6/14$249
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:10 pm
STL
-
SMF
1 stop25h 39m
Frontier
Wed 8/195:10 pm
SMF
-
STL
1 stop24h 26m
Frontier
Deal found 6/11$250
This CheapOair deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:03 pm
STL
-
SMF
1 stop25h 46m
Frontier
Wed 8/125:07 pm
SMF
-
STL
1 stop23h 08m
Frontier
Deal found 6/11$252
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:35 am
STL
-
SMF
2 stops9h 45m
Southwest
Sat 9/510:55 am
SMF
-
STL
1 stop6h 10m
Southwest
Deal found 6/10$259
This CheapOair deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:10 pm
STL
-
SMF
1 stop22h 22m
Frontier
Tue 8/45:07 pm
SMF
-
STL
1 stop22h 58m
Frontier
Deal found 6/10$261
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” 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 7/137:10 pm
STL
-
SMF
1 stop22h 54m
Frontier
Tue 7/215:07 pm
SMF
-
STL
1 stop22h 58m
Frontier
Deal found 6/14$263
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:58 pm
PIA
-
SMF
1 stop6h 36m
American Airlines
Thu 7/93:05 pm
SMF
-
PIA
1 stop7h 17m
American Airlines
Deal found 6/11$349
This Delta deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” 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 10/134:00 pm
BMI
-
SMF
1 stop8h 55m
Delta
Fri 10/2312:25 pm
SMF
-
BMI
1 stop7h 58m
Delta
Deal found 6/15$349

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 June 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$228
(Kiwi.com)

One-way from

$117
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$453
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. 3% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 15, 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

Price

Cheapest round-trip

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Tue 9/1

8:35 am-4:20 pm

2 stops9h 45m

Sacramento Intl

Sat 9/5

10:55 am-7:05 pm

1 stop6h 10m

$259

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Tue 9/1

8:00 am-12:18 pm

1 stop6h 18m

Sacramento Intl

Wed 9/9

1:20 pm-9:31 pm

1 stop6h 11m

$317

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Sat 8/29

8:00 am-12:18 pm

1 stop6h 18m

Sacramento Intl

Fri 9/4

5:00 pm-12:41 am

1 stop5h 41m

$317

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 10/14

5:10 am-9:47 am

1 stop6h 37m

Sacramento Intl

Wed 10/21

7:35 am-8:36 pm

2 stops11h 01m

$342

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Tue 8/11

5:10 am-2:16 pm

2 stops11h 06m

Sacramento Intl

Wed 8/12

2:23 pm-10:59 pm

1 stop6h 36m

$342

BloomingtonSacramento

BMI - SMF

BMISMF

Bloomington-Normal

Tue 10/13

4:00 pm-10:55 pm

1 stop8h 55m

Sacramento Intl

Mon 10/19

7:18 pm-11:17 am

2 stops13h 59m

$354

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 7/22

8:25 am-10:25 am

Nonstop4h 00m

Sacramento Intl

Fri 7/31

4:00 pm-11:55 pm

1 stop5h 55m

$367

BloomingtonSacramento

BMI - SMF

BMISMF

Bloomington-Normal

Tue 6/30

6:48 am-1:41 pm

1 stop8h 53m

Sacramento Intl

Tue 7/7

3:05 pm-12:35 am

1 stop7h 30m

$384

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 9/3

5:15 am-11:20 am

2 stops8h 05m

Sacramento Intl

Tue 9/8

7:10 am-3:05 pm

1 stop5h 55m

$393

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 10/14

10:14 am-7:22 pm

2 stops11h 08m

Sacramento Intl

Wed 10/21

6:59 am-6:14 pm

2 stops9h 15m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Showing 1-10 of 60 resultsSorted by cheapest first
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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, March is the cheapest month in which you can book a flight from Illinois to Sacramento (average of $112). Flying from Illinois to Sacramento in December is currently the most expensive (average of $240). 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 June 15, 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 June 15, 2026.

The most flights from USIL to SMF are scheduled on a Friday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Illinois to Sacramento?

How far ahead should I book a flight from Illinois to Sacramento?

The best time to book flights from Illinois to Sacramento is 59 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.

  • 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 6h 18m. There are 1673 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 Frontier, which is currently one of the cheapest options available, starting at $82. Southwest flights start at $103 while deals on Delta start at $118 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: United Airlines (83%), Air Canada (74%), Lufthansa( 68%).

  • What are the cheapest flights from Illinois to Sacramento?

    The cheapest flight price from Illinois to Sacramento is $223. On average you can expect to pay $849. The most popular route, (Chicago O'Hare Intl - Sacramento Intl), can usually be booked for $247.

  • 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, March is the cheapest month in which you can book a flight from Illinois to Sacramento (average of $112). Flying from Illinois to Sacramento in December is currently the most expensive (average of $240). 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
Auburn
Oroville
Plymouth
Yuba City
Lincoln
Rocklin

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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 June 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$112Average$178FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$190Average$422FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$204Average$356FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$216Average$441FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$326FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$357Average$568FlexibilityNo cancel feeOn-time63%

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