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

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
03 Oct 14 Oct Icelandair
15 Oct 20 Oct Icelandair
22 Oct 04 Nov Icelandair
01 Oct 07 Oct Icelandair
05 Oct 14 Oct Delta
13 Oct 19 Oct Virgin Atlantic
14 Oct 20 Oct Delta
21 Oct 03 Nov Virgin Atlantic
14 Oct 20 Oct British Airways
Direct Flight
09 Oct 14 Oct Delta
13 Oct 19 Oct British Airways
Direct Flight
22 Oct 04 Nov British Airways
Direct Flight
15 Oct 20 Oct British Airways
Direct Flight
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deals for one-way flights from Portland to London in October.

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Updated May 21, 2026.

About these fares

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