FFL Helper

FFL Helper / Raleigh / Philadelphia / September 2026

RDU → PHL · 2026-09

Raleigh to Philadelphia in September 2026

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

Lowest this month $113
Highest this month $113
Sample fare $76
Airports RDU–PHL
Search September 2026 tickets

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Other months: August 2026 · September 2026 · October 2026 · Full route

September 2026 price calendar

September 2026

From $113

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Dated fares

Philadelphia PHL

$76

Oct 17, 2:54pm · 1h 29m · 0 stops

RDU → PHL · Frontier Airlines

Tickets

Philadelphia PHL

$90

Oct 18, 1:16pm · 42h 5m · 1 stop

RDU → PHL · Frontier Airlines

Tickets

Philadelphia PHL

$92

Oct 15, 1:16pm · 10h 27m · 1 stop

RDU → PHL · Frontier Airlines

Tickets

Booking RDU to PHL in September 2026

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