Cheap flights from Sacramento to Chicago from $205 SMF → ORD
Sacramento International Airport (SMF) → O'Hare International Airport (ORD)
The cheapest return found recently is $308 with Frontier Airlines, 12 Dec – 14 Dec, found 3 days ago. The cheapest one-way found recently is $205 with Frontier Airlines, 26 Nov, found 3 days ago.
- Cheapest one-way found recently
- $205, found 3 days ago
- Cheapest return found recently
- $308, 12 Dec to 14 Dec
- Cheapest month to fly
- February 2027, one-way fares from $141 found in the last 7 days
- Airlines with nonstop flights
- United Airlines
- Shortest nonstop flight found
- 4 h 15 min
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$308
12 Dec – 14 Dec · Frontier Airlines
Sacramento International Airport (SMF) → O'Hare International Airport (ORD)
Leaves 12:30 p.m. · Return leaves 10:29 p.m. · 25 h 30 min of travel, both ways together
out 1 stop, back 2 stops
found 3 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$308 12 Dec – 14 Decfound 3 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 35 days, 30 Sept to 11 Nov, the cheapest return we saw each day was $235 to $422.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 2-night return fares leaving within 3 days of 12 Dec to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 12 Dec – 14 Dec | $308 | Frontier Airlines | Sacramento International Airport (SMF) → O'Hare International Airport (ORD) | out 1 stop, back 2 stops | found 3 days ago | See prices for these dates |
Airlines on the cheapest dates: Frontier Airlines.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $173 to $265.
Cheapest one-way found recently
$205
26 Nov · Frontier Airlines
Sacramento International Airport (SMF) → O'Hare International Airport (ORD)
Leaves 5:11 p.m. · 11 h 3 min trip
1 stop
found 3 days ago
Cheapest nonstop one-way
$325
28 Nov · United Airlines
Sacramento International Airport (SMF) → O'Hare International Airport (ORD)
Leaves 7:00 a.m. · 4 h 15 min trip
nonstop
found 7 days ago
Found recently, and the cheapest we hold
$205 26 Novfound 3 days agoOpen this trip
$141 26 Feb 2027found 7 days agoOpen this trip
What have prices looked like?
Over 26 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $141 to $195.
At $205, the cheapest one-way found recently is above that range.
26 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 26 Nov to 26 Feb 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold one-way fares on 1 other departure date within 3 days of 26 Nov, and it is not cheaper.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 26 Nov | $205 | Frontier Airlines | Sacramento International Airport (SMF) → O'Hare International Airport (ORD) | 1 stop | found 3 days ago | Open this trip |
| 28 Nov | $325 | United Airlines | Sacramento International Airport (SMF) → O'Hare International Airport (ORD) | nonstop | found 7 days ago | Open this trip |
| 26 Feb 2027 | $141 | Frontier Airlines | Sacramento International Airport (SMF) → O'Hare International Airport (ORD) | 1 stop | found 7 days ago | Open this trip |
Which month looks cheapest?
February 2027 is the cheapest month — from $141.
Airlines on the cheapest dates: Frontier Airlines, United Airlines.
Premium cabin fares from Sacramento to Chicago
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 12 Dec – 14 Dec in another cabin: Premium economy · Business · First
Today's prices for 26 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Sacramento to Chicago?
Return
The cheapest fares were 14 to 29 days before departure.
From the cheapest return each day between 30 Sept and 11 Nov (35 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 14–29 days | $238 | $235 | Cheapest seen | 20 |
| 30–59 days | $275 | $235 | +16% | 17 |
| 180+ days | $422 | $422 | +78% | 8 |
One-way
The cheapest fares were 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (26 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $164 | $163 | Cheapest seen | 14 |
| 7–13 days | $169 | $163 | +3% | 9 |
| 14–29 days | $182 | $158 | +11% | 10 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
San Francisco → Chicago
121 km from Sacramento
$333
$25 more than flying from Sacramento
25 Dec – 31 Dec · SFO → ORD · out 1 stop, back 1 stop
found yesterday
San Jose → Chicago
142 km from Sacramento
$448
$140 more than flying from Sacramento
1 Jul 2027 – 4 Jul 2027 · SJC → ORD · out 1 stop, back 1 stop
found 3 days ago
Oakland → Chicago
110 km from Sacramento
$460
$152 more than flying from Sacramento
1 Jul 2027 – 4 Jul 2027 · OAK → ORD · out 1 stop, back 1 stop
found 3 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
San Francisco → Chicago
121 km from Sacramento
$143
$62 less than flying from Sacramento
25 Dec · SFO → ORD · 1 stop
found yesterday
San Jose → Chicago
142 km from Sacramento
$196
$9 less than flying from Sacramento
24 Dec · SJC → ORD · 1 stop
found 4 days ago
Oakland → Chicago
110 km from Sacramento
$216
$11 more than flying from Sacramento
24 Dec · OAK → MDW · nonstop
found 4 days ago
Stockton → Chicago
79 km from Sacramento
$298
$93 more than flying from Sacramento
22 Nov · SCK → ORD · 1 stop
found 3 days ago
Sacramento → Milwaukee
131 km from Chicago
$333
$128 more than flying to Chicago
27 Nov · SMF → MKE · 1 stop
found 5 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 12 Dec – 14 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Sacramento to Chicago?
The cheapest return found recently is $308 with Frontier Airlines, 12 Dec to 14 Dec, found 3 days ago.
How much is a one-way flight from Sacramento to Chicago?
The cheapest one-way found recently is $205 with Frontier Airlines, 26 Nov, found 3 days ago. The cheapest one-way we hold, of any age, is $141 with Frontier Airlines, 26 Feb 2027, found 7 days ago. The cheapest one-way fare on each of 3 departure dates is usually $173 to $265.
What is the cheapest month to fly from Sacramento to Chicago?
February 2027 is the cheapest month for a one-way, from $141, 26 Feb 2027, found 7 days ago.
How far ahead should I book a flight from Sacramento to Chicago?
In 35 days of prices between 30 Sept and 11 Nov, return fares were cheapest 14 to 29 days before departure. In 26 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 0 to 6 days before departure.
Is there a direct flight from Sacramento to Chicago?
Yes, the cheapest nonstop one-way found recently is $325 with United Airlines, 28 Nov, found 7 days ago.
How long is the flight from Sacramento to Chicago?
The cheapest nonstop one-way found recently, with United Airlines on 28 Nov, takes 4 h 15 min from Sacramento International Airport (SMF) to O'Hare International Airport (ORD). The cheapest one-way found recently, with Frontier Airlines on 26 Nov, takes 11 h 3 min with 1 stop.
Which airlines have the cheapest flights from Sacramento to Chicago?
Between 26 Nov and 26 Feb 2027, Frontier Airlines has the cheapest one-way on 2 of the 3 departure dates we hold, and United Airlines on 1.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work