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Cheap flights from Sacramento to Illinois from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sacramento to Illinois departing on 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Sacramento to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:45 am - 11:23 pm
SMF
-
STL
9h 38m
2 stops
Delta Logo
7:15 am - 4:28 pm
STL
-
SMF
11h 13m
2 stops
$254Delta
Tue, Mar 3 - Tue, Mar 10
Alaska Airlines Logo
6:00 am - 4:33 pm
SMF
-
ORD
8h 33m
1 stop
Alaska Airlines Logo
5:29 pm - 11:56 pm
ORD
-
SMF
8h 27m
1 stop
$259Alaska Airlines
Tue, Feb 24 - Wed, Mar 4
Alaska Airlines Logo
6:00 am - 4:33 pm
SMF
-
ORD
8h 33m
1 stop
Alaska Airlines Logo
1:00 pm - 9:14 pm
ORD
-
SMF
10h 14m
1 stop
$260Alaska Airlines
Tue, Feb 24 - Fri, Feb 27
Delta Logo
5:30 am - 5:55 pm
SMF
-
ORD
10h 25m
2 stops
Delta Logo
2:20 pm - 11:43 pm
ORD
-
SMF
11h 23m
2 stops
$261Delta
Tue, Feb 10 - Tue, Feb 17
Frontier Logo
4:51 pm - 12:38 am
SMF
-
ORD
29h 47m
1 stop
Frontier Logo
8:55 pm - 11:06 am
ORD
-
SMF
40h 11m
2 stops
$268Frontier
Fri, Mar 20 - Tue, Mar 24
United Airlines Logo
8:00 am - 8:48 pm
SMF
-
MLI
10h 48m
2 stops
United Airlines Logo
3:25 pm - 10:39 pm
MLI
-
SMF
9h 14m
1 stop
$314United Airlines
Thu, Mar 12 - Mon, Mar 16
Southwest Logo
6:40 am - 12:40 pm
SMF
-
MDW
4h 00mnonstop
Southwest Logo
8:25 am - 11:10 am
MDW
-
SMF
4h 45mnonstop
$317Southwest
Tue, Feb 24 - Wed, Mar 4
United Airlines Logo
11:59 pm - 10:09 am
SMF
-
MLI
8h 10m
1 stop
United Airlines Logo
3:25 pm - 10:39 pm
MLI
-
SMF
9h 14m
1 stop
$360United Airlines
Thu, Mar 12 - Mon, Mar 16
American Airlines Logo
11:35 am - 9:33 pm
SMF
-
EVV
7h 58m
1 stop
American Airlines Logo
4:20 pm - 10:05 pm
EVV
-
SMF
7h 45m
1 stop
$430American Airlines
Tue, Feb 10 - Wed, Mar 11
American Airlines Logo
6:05 am - 3:25 pm
SMF
-
BMI
7h 20m
1 stop
American Airlines Logo
3:45 pm - 11:15 pm
BMI
-
SMF
9h 30m
1 stop
$473American Airlines
Sat, Feb 7 - Sat, Feb 14

Frontier flights from Sacramento to Illinois

Our best Frontier deals on Sacramento to Illinois flight tickets
Frontier
Mar 20
SMF4:51 pmSacramento Intl
29h 47m
1 stop
ORD12:38 amChicago O'Hare Intl
Mar 24
ORD8:55 pmChicago O'Hare Intl
40h 11m
2 stops
SMF11:06 amSacramento Intl
$268
Frontier
Mar 23
SMF4:51 pmSacramento Intl
6h 16m
1 stop
ORD1:07 amChicago O'Hare Intl
Mar 28
ORD8:55 pmChicago O'Hare Intl
13h 18m
1 stop
SMF8:13 amSacramento Intl
$289
Frontier
Mar 30
SMF11:51 amSacramento Intl
15h 08m
1 stop
ORD4:59 amChicago O'Hare Intl
Apr 5
ORD7:45 pmChicago O'Hare Intl
13h 47m
1 stop
SMF7:32 amSacramento Intl
$291

Delta flights from Sacramento to Illinois

Our best Delta deals on Sacramento to Illinois flight tickets
Delta
Feb 10
SMF5:30 amSacramento Intl
10h 25m
2 stops
ORD5:55 pmChicago O'Hare Intl
Feb 17
ORD2:20 pmChicago O'Hare Intl
11h 23m
2 stops
SMF11:43 pmSacramento Intl
$261
Delta
Feb 19
SMF2:50 pmSacramento Intl
7h 02m
1 stop
ORD11:52 pmChicago O'Hare Intl
Feb 23
ORD2:20 pmChicago O'Hare Intl
11h 23m
2 stops
SMF11:43 pmSacramento Intl
$269
Delta
Mar 13
SMF11:07 pmSacramento Intl
8h 03m
1 stop
ORD9:10 amChicago O'Hare Intl
Mar 18
ORD7:20 amChicago O'Hare Intl
6h 45m
1 stop
SMF12:05 pmSacramento Intl
$270

momondo 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, momondo users made 832,500 searches. Data last updated January 22, 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

Price

SacramentoSt. Louis

SMF - STL

SMFSTL

Sacramento Intl

Tue 3/3

11:45 am-11:23 pm

2 stops9h 38m

Lambert-St Louis

Tue 3/10

7:15 am-4:28 pm

2 stops11h 13m

$254

SacramentoChicago

SMF - ORD

SMFORD

Sacramento Intl

Tue 2/24

6:00 am-4:33 pm

1 stop8h 33m

Chicago O'Hare Intl

Wed 3/4

5:29 pm-11:56 pm

1 stop8h 27m

$259

SacramentoChicago

SMF - ORD

SMFORD

Sacramento Intl

Tue 2/24

6:00 am-4:33 pm

1 stop8h 33m

Chicago O'Hare Intl

Fri 2/27

1:00 pm-9:14 pm

1 stop10h 14m

$260

SacramentoChicago

SMF - ORD

SMFORD

Sacramento Intl

Tue 2/10

5:30 am-5:55 pm

2 stops10h 25m

Chicago O'Hare Intl

Tue 2/17

2:20 pm-11:43 pm

2 stops11h 23m

$261

SacramentoChicago

SMF - ORD

SMFORD

Sacramento Intl

Fri 3/20

4:51 pm-12:38 am

1 stop29h 47m

Chicago O'Hare Intl

Tue 3/24

8:55 pm-11:06 am

2 stops40h 11m

$268

SacramentoMoline

SMF - MLI

SMFMLI

Sacramento Intl

Thu 3/12

8:00 am-8:48 pm

2 stops10h 48m

Moline Quad-City

Mon 3/16

3:25 pm-10:39 pm

1 stop9h 14m

$314

SacramentoChicago

SMF - MDW

SMFMDW

Sacramento Intl

Tue 2/24

6:40 am-12:40 pm

Nonstop4h 00m

Chicago Midway

Wed 3/4

8:25 am-11:10 am

Nonstop4h 45m

$317

SacramentoMoline

SMF - MLI

SMFMLI

Sacramento Intl

Thu 3/12

11:59 pm-10:09 am

1 stop8h 10m

Moline Quad-City

Mon 3/16

3:25 pm-10:39 pm

1 stop9h 14m

$360

SacramentoEvansville

SMF - EVV

SMFEVV

Sacramento Intl

Tue 2/10

11:35 am-9:33 pm

1 stop7h 58m

Evansville Dress Regional

Wed 3/11

4:20 pm-10:05 pm

1 stop7h 45m

$430

SacramentoBloomington

SMF - BMI

SMFBMI

Sacramento Intl

Sat 2/7

6:05 am-3:25 pm

1 stop7h 20m

Bloomington-Normal

Sat 2/14

3:45 pm-11:15 pm

1 stop9h 30m

$473

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Sacramento to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Sacramento is in January. Flight prices, which tend to average around $388, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $421.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Sacramento to Illinois is on a Wednesday when prices can be found for as low as $487. Flights from Sacramento to Illinois on a Sunday will generally be more expensive and average around $550. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Sacramento to Illinois during this time can be as low as $466. Flights at noon are often more expensive with an average ticket price of $531.

What is the cheapest Sacramento Intl to Illinois flight route?

Fly from Sacramento Intl to Chicago Midway for the best Sacramento Intl - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Sacramento when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $467 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Sacramento for as low as $341 on momondo.

What cabin class options are available on Sacramento Intl to Illinois flights?

There are 4 cabin classes available to choose from on Sacramento Intl to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Sacramento to Illinois flights?

No. A direct flight is the cheapest option for a flight between Sacramento to Illinois.

Cheap Sacramento to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sacramento to Illinois

Best Price Found

$200

Fastest flight time

3h 35m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Sacramento in the past 72 hours is $200. The best round-trip flight deal from Sacramento to Illinois found on momondo in the last 72 hours is $364.
The fastest flight from Sacramento to Illinois takes 3h 35m
Direct flights go from Sacramento to Illinois every day.
There are 98 airports in Illinois. From Sacramento there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).
Search flight deals

  • When did momondo last update prices for flights from Sacramento Intl Airport to Illinois?

    Prices for flights from Sacramento Intl Airport to Illinois refresh daily.

  • How many operators does momondo search for flights from Sacramento Intl Airport to Illinois?

  • How old do you have to be to fly from Sacramento Intl Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sacramento Intl Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Sacramento to Illinois?

Best airlines flying from Sacramento to Illinois

Compare and see reviews for airlines that fly from Sacramento to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $154Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $166Free CancellationRating
6.3
8,365 reviews
Search Spirit Airlines flights
DeltaPriceFrom $198Free CancellationRating
7.9
8,087 reviews
Search Delta flights
Alaska AirlinesPriceFrom $235Free CancellationRating
8.0
11,775 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $273Free CancellationRating
7.2
11,173 reviews
Search American Airlines flights
United AirlinesPriceFrom $288Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
SouthwestPriceFrom $335Free CancellationRating
8.0
4,267 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Sacramento to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sacramento to Illinois for you.

Can I find flights from Sacramento to Illinois with flexible booking policies on momondo?

Yes. All flights to Illinois from Sacramento on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Sacramento to Illinois?

Once you have performed a search for Sacramento to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sacramento to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Sacramento are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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