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

Return flights

22 Apr - 28 Apr	Scandinavian Airlines
14 Apr - 06 May	Scandinavian Airlines
29 Apr - 06 May	jetBlue
30 Apr - 12 May	jetBlue
10 Apr - 20 Apr	Icelandair
07 Apr - 14 Apr	jetBlue
30 Apr - 11 May	jetBlue
09 Apr - 14 Apr	jetBlue
09 Apr - 19 Apr	jetBlue
01 Apr - 08 Apr	jetBlue
11 Apr - 18 Apr	Icelandair
26 Apr - 03 May	Icelandair
18 Apr - 30 Apr	Icelandair
06 Apr - 13 Apr	Icelandair
01 Apr - 08 Apr	American Airlines	direct
29 Apr - 06 May	American Airlines	direct
14 Apr - 06 May	British Airways	direct
30 Apr - 12 May	Iberia	direct
30 Apr - 11 May	Iberia	direct

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

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 April from $592

Return flights