AirHint found the following cheapest return flights from Santa Ana (SNA) to London (LHR) in July 2025 (see full year).

Return flights

30 Jul - 13 Aug	British Airways
30 Jul - 16 Aug	British Airways
30 Jul - 11 Aug	British Airways
30 Jul - 12 Aug	British Airways
30 Jul - 07 Aug	British Airways
30 Jul - 17 Aug	British Airways
31 Jul - 07 Aug	British Airways
30 Jul - 02 Aug	Delta
31 Jul - 12 Aug	British Airways
31 Jul - 05 Aug	British Airways

Also check the deals for one-way flights from Santa Ana 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 Santa Ana to London in July from $1042

Return flights