Pittsburgh to Chicago in August 2026

Dated one-way fares from Pittsburgh to Chicago in August 2026. Use the calendar to see which days are cheaper.

Lowest this month $90

Highest this month $179

Sample fare $67

Airports PIT–ORD

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

August 2026 price calendar

From $90 · up to $179

Mon

Tue

Wed

Thu

Fri

Sat

Sun

27 $111 28 $179 29 $90 30 $132 31 $179

Chicago CHI

$90

Aug 29, 5:21am · 1h 49m · 0 stops

PIT → ORD · American Airlines

Chicago CHI

$111

Aug 27, 8:00am · 8h 9m · 1 stop

PIT → RFD · Allegiant Air

Chicago CHI

$132

Aug 30, 8:00am · 8h 9m · 1 stop

PIT → RFD · Allegiant Air

Chicago CHI

$179

Aug 28, 6:05am · 1h 51m · 0 stops

PIT → ORD · American Airlines

This page is only August 2026 on the Pittsburgh 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 Pittsburgh to Chicago in August 2026.