Cheapest return flights from San Francisco (SFO) to London (LTN), October

20 dates in October, from $ 765. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
19 Oct 2 Nov Aer Lingus
20 Oct 9 Nov Aer Lingus
20 Oct 30 Nov Aer Lingus
24 Oct 1 Nov TAP
15 Oct 21 Oct Condor
28 Oct 10 Nov Aer Lingus
28 Oct 4 Nov Aer Lingus
22 Oct 29 Oct TAP
27 Oct 10 Nov Aer Lingus
31 Oct 8 Nov Frontier Airlines
20 Oct 29 Oct TAP
22 Oct 9 Nov TAP
26 Oct 10 Nov Aer Lingus
13 Oct 19 Oct TAP
17 Oct 30 Oct TAP
19 Oct 29 Oct TAP
18 Oct 27 Oct Aer Lingus
13 Oct 30 Oct TAP
13 Oct 20 Oct Air Canada
19 Oct 26 Oct Aer Lingus
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Deals for one-way flights from San Francisco to London in October.

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Updated Oct 11, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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