AirHint found the following cheapest return flights from Raleigh-durham (RDU) to London (LHR) in October 2025 (see full year).

Return flights

12 Oct - 20 Oct	Icelandair
13 Oct - 23 Oct	Icelandair
14 Oct - 29 Oct	Icelandair
01 Oct - 15 Oct	Icelandair
17 Oct - 19 Oct	Icelandair
24 Oct - 31 Oct	Icelandair
10 Oct - 15 Oct	Spirit Airlines
14 Oct - 29 Oct	American Airlines	direct
15 Oct - 22 Oct	British Airways	direct
21 Oct - 28 Oct	British Airways	direct
21 Oct - 03 Nov	British Airways
30 Oct - 06 Nov	United
30 Oct - 06 Nov	British Airways	direct
31 Oct - 04 Nov	Finnair	direct
27 Oct - 03 Nov	British Airways	direct
21 Oct - 03 Nov	British Airways	direct
30 Oct - 02 Nov	Air France
30 Oct - 02 Nov	Finnair	direct

Also check the deals for one-way flights from Raleigh-durham to London in October.

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.

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Cheapest return flights from Raleigh-durham to London in October from $558

Return flights