MDW (Chicago) to San Francisco in October 2026

Dated one-way fares from MDW (Chicago) to San Francisco in October 2026. Use the calendar to see which days are cheaper.

Lowest this month $111

Highest this month $163

Sample fare $83

Airports MDW–SFO

Ad. Ticket links are affiliate ads. We may earn a commission if you book. Advertising disclosure

October 2026 price calendar

From $111 · up to $163

Mon

Tue

Wed

Thu

Fri

Sat

Sun

9 $131 10 $131 11 $131 12 $131 13 $131 14 $131 15 $131 16 $131 17 $147 18 $163 19 $124 20 $111

San Francisco SFO

$83

Sep 21, 12:54pm · 11h 34m · 1 stop

MDW → SFO · Frontier Airlines

San Francisco SFO

$85

Sep 17, 6:25am · 15h 23m · 1 stop

MDW → SFO · Frontier Airlines

San Francisco SFO

$105

Sep 19, 1:06pm · 11h 22m · 1 stop

MDW → SFO · Frontier Airlines

This page is only October 2026 on the MDW (Chicago) to San Francisco 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 MDW (Chicago) to San Francisco in October 2026.