AirHint found the following cheapest return flights from Raleigh-durham (RDU) to London (LHR) in July 2026 (see full year).

Return flights

31 Jul - 11 Aug	Aer Lingus
14 Jul - 26 Jul	Icelandair
17 Jul - 28 Jul	Aer Lingus
22 Jul - 29 Jul	Icelandair
13 Jul - 22 Jul	Icelandair
14 Jul - 22 Jul	Icelandair
15 Jul - 22 Jul	Icelandair
16 Jul - 22 Jul	Icelandair
16 Jul - 26 Jul	Icelandair
05 Jul - 18 Jul	Icelandair
10 Jul - 25 Jul	Icelandair
31 Jul - 11 Aug	American Airlines	direct
27 Jul - 03 Aug	Southwest Airlines

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

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 July from $907

Return flights