Cheapest one-way SFO–LHR flights, June

AirHint found the following cheapest one-way flights from San Francisco (SFO) to London (LHR) in June 2026 (see full year).

One-Way flights

29 Jun Frontier Airlines
30 Jun Frontier Airlines
02 Jun Alaska Airlines
01 Jun Alaska Airlines
27 Jun Frontier Airlines
03 Jun WestJet
07 Jun WestJet
28 Jun Alaska Airlines
06 Jun WestJet
17 Jun Alaska Airlines

Also check the deals for return flights from San Francisco to London in June.

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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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