AirHint found the following cheapest return flights from New Orleans (MSY) to London (LHR) in July 2025 (see full year).

Return flights

23 Jul - 26 Jul	jetBlue
31 Jul - 03 Aug	jetBlue
22 Jul - 12 Aug	Air France
27 Jul - 08 Aug	Air Canada
31 Jul - 05 Aug	jetBlue
08 Jul - 11 Jul	Spirit Airlines
22 Jul - 29 Jul	United
23 Jul - 13 Aug	Delta
30 Jul - 06 Aug	United
28 Jul - 04 Aug	United
09 Jul - 24 Jul	jetBlue
16 Jul - 23 Jul	United
08 Jul - 15 Jul	Spirit Airlines
12 Jul - 23 Jul	jetBlue
18 Jul - 25 Jul	United
13 Jul - 27 Jul	Spirit Airlines
06 Jul - 07 Aug	jetBlue
09 Jul - 14 Jul	jetBlue
06 Jul - 07 Aug	British Airways	direct
30 Jul - 06 Aug	British Airways	direct

Also check the deals for one-way flights from New Orleans 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 New Orleans to London in July from $787

Return flights