AirHint found the following cheapest one-way flights from Raleigh-durham (RDU) to London (LHR) in September 2025 (see full year).
One-Way flights
| 08 Sep | Spirit Airlines | ||
| 15 Sep | Spirit Airlines | ||
| 10 Sep | Frontier Airlines | ||
| 08 Sep | British Airways | direct | |
| 15 Sep | British Airways | direct |
Also check the deals for return flights from Raleigh-durham to London in September.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
Find us on social media