Cheapest return flights from San Diego to London in May from 635€

Best time to book flights for San Diego (SAN) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from San Diego (SAN) to London (LHR) in May 2025 (see full year).

Return flights

03 May - 13 May Air Canada
01 May - 15 May Air Canada
04 May - 11 May United
03 May - 13 May British Airways direct
04 May - 11 May British Airways direct
09 May - 27 May jetBlue
18 May - 29 May jetBlue
12 May - 26 May jetBlue
19 May - 30 May jetBlue
15 May - 20 May Air Canada
17 May - 01 Jun Frontier Airlines
22 May - 05 Jun WestJet
31 May - 14 Jun Frontier Airlines
17 May - 01 Jun British Airways direct
25 May - 09 Jun United
25 May - 01 Jun United
25 May - 09 Jun British Airways direct
30 May - 06 Jun United
22 May - 05 Jun Iberia direct
23 May - 07 Jun Iberia direct

Also check the deals for one-way flights from San Diego to London in May.

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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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