Santa Ana to Chicago in October 2026

Dated one-way fares from Santa Ana to Chicago in October 2026. Use the calendar to see which days are cheaper.

Lowest this month $160

Highest this month $186

Sample fare $147

Airports SNA–ORD

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October 2026 price calendar

From $160 · up to $186

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 $186 2 $174 3 $174 4 $174 5 $174 6 $174 7 $174 8 $174 9 $174 10 $174 11 $174 12 $174 13 $174 14 $174 15 $174 16 $174 17 $174 18 $174 19 $174 20 $174 21 $174 22 $174 23 $174 24 $174 25 $174 26 $162 27 $160

Chicago CHI

$160

Oct 27, 5:55pm · 9h 45m · 1 stop

SNA → ORD · Alaska Airlines

Chicago CHI

$162

Oct 26, 6:47am · 9h 33m · 1 stop

SNA → ORD · Alaska Airlines

This page is only October 2026 on the Santa Ana to Chicago route. Open the full route if you want the next months side by side.

Prices move as seats sell. Confirm the live itinerary before you book Santa Ana to Chicago in October 2026.