Cheapest return flights from Portland (PDX) to London (STN), October

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
05 Oct 13 Oct Icelandair
05 Oct 14 Oct Icelandair
15 Oct 22 Oct Icelandair
03 Oct 14 Oct Frontier Airlines
02 Oct 14 Oct Alaska Airlines
24 Oct 08 Nov Icelandair
23 Oct 07 Nov Air Canada
23 Oct 08 Nov Air Canada
23 Oct 06 Nov Air Canada
25 Oct 04 Nov Alaska Airlines
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deals for one-way flights from Portland to London in October.

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Updated Jul 14, 2026.

About these fares

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