Chicago to Peoria in August 2026

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

Lowest this month $90

Highest this month $235

Sample fare $90

Airports ORD–PIA

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August 2026 price calendar

From $90 · up to $235

Mon

Tue

Wed

Thu

Fri

Sat

Sun

27 $213 28 $90 29 $188 30 $235

Peoria PIA

$90

Aug 28, 11:00pm · 59m · 0 stops

ORD → PIA · American Airlines

Peoria PIA

$188

Aug 29, 1:15pm · 1h 5m · 0 stops

ORD → PIA · American Airlines

Peoria PIA

$213

Aug 27, 7:44pm · 12h 56m · 1 stop

ORD → PIA · Frontier Airlines

Peoria PIA

$235

Aug 30, 8:45am · 1h 21m · 0 stops

ORD → PIA · United Airlines

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