Cheapest return SFO–LHR flights, July

AirHint found the following cheapest return flights from San Francisco (SFO) to London (LHR) in July 2026 (see full year).

Return flights

30 Jul - 19 Aug Aer Lingus
31 Jul - 19 Aug Aer Lingus
19 Jul - 13 Aug Aer Lingus
29 Jul - 13 Aug Lufthansa direct
25 Jul - 12 Aug Air Canada
26 Jul - 16 Aug Scandinavian Airlines
30 Jul - 19 Aug British Airways direct
31 Jul - 19 Aug British Airways direct
30 Jul - 22 Aug Delta
14 Jul - 13 Aug Aer Lingus
12 Jul - 23 Jul Aer Lingus
18 Jul - 22 Jul Aer Lingus
18 Jul - 23 Jul Aer Lingus
07 Jul - 24 Jul Aer Lingus
08 Jul - 15 Jul Aer Lingus
14 Jul - 24 Jul Aer Lingus
13 Jul - 24 Jul Aer Lingus
12 Jul - 22 Jul Aer Lingus
06 Jul - 29 Jul Air Canada
14 Jul - 29 Jul Alaska Airlines

Also check the deals for one-way flights from San Francisco to London in July.

Powered by

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.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.