Earn point on your loyalty program!arrow arc left

Cheap flights from Santa Ana (SNA) to Chicago (CHI)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Santa Ana (SNA) to Chicago (CHI)

How to find the cheapest flight from Santa Ana (SNA) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Santa Ana (SNA) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Santa Ana (SNA) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Santa Ana to Chicago in April , May 2026

17 Apr - 04 May $ 221.00
SNA
Santa Ana
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
SNA
Santa Ana
Pick dates
13 Apr - 06 May $ 397.00
SNA
Santa Ana
Alaska Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Alaska Airlines
1 STOPS
SNA
Santa Ana
Pick dates
13 Apr - 01 May $ 571.00
SNA
Santa Ana
Alaska Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Alaska Airlines
1 STOPS
SNA
Santa Ana
Pick dates

Last minute flights from Santa Ana to Chicago

17 Apr - 30 Apr $ 325.00
SNA
Santa Ana
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
SNA
Santa Ana
Pick dates
13 Apr - 30 Apr $ 447.00
SNA
Santa Ana
Alaska Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Alaska Airlines
1 STOPS
SNA
Santa Ana
Pick dates
09 Apr - 30 Apr $ 558.00
SNA
Santa Ana
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
SNA
Santa Ana
Pick dates

One-way flights to Chicago from Santa Ana

2:40 PM - 2:40 PM
United Airlines
0 Stops
4h 5m
SNA - CHI
$ 159
Kiwi
Pick dates
8:34 PM - 12:35 AM
Alaska Airlines
1 Stops
8h 5m
SNA - CHI
$ 229
Kiwi
Pick dates
2:40 PM - 2:40 PM
United Airlines
0 Stops
4h 5m
SNA - CHI
$ 450
Kiwi
Pick dates

How to find the cheapest flight from Santa Ana (SNA) to Chicago (CHI)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Santa Ana (SNA) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Santa Ana (SNA) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.