FFL Helper

FFL Helper / Raleigh / Chicago / September 2026

RDU → CHI · 2026-09

Raleigh to Chicago in September 2026

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

Lowest this month $131
Highest this month $150
Sample fare $131
Airports RDU–ORD
Search September 2026 tickets

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Other months: August 2026 · September 2026 · Full route

September 2026 price calendar

September 2026

From $131 · up to $150

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2 $131 3 $140 4 $140 5 $140 6 $148 7 $150
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Dated fares

Chicago CHI

$131

Sep 02, 5:58pm · 6h 10m · 1 stop

RDU → ORD · Frontier Airlines

Tickets

Chicago CHI

$148

Sep 06, 6:05am · 5h 50m · 1 stop

RDU → MDW · Frontier Airlines

Tickets

Chicago CHI

$150

Sep 07, 4:02pm · 7h 45m · 1 stop

RDU → MDW · Frontier Airlines

Tickets

Booking RDU to CHI in September 2026

This page is only September 2026 on the Raleigh 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 Raleigh to Chicago in September 2026.