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

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
10 Dec 14 Dec Icelandair
03 Dec 12 Dec Icelandair
04 Dec 13 Dec Virgin Atlantic
04 Dec 13 Dec Finnair
Direct Flight
16 Dec 30 Dec Delta
15 Dec 29 Dec Virgin Atlantic
13 Dec 04 Jan Alaska Airlines
24 Dec 02 Jan Alaska Airlines
13 Dec 04 Jan British Airways
Direct Flight
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deals for one-way flights from Portland to London in December.

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Updated May 21, 2026.

About these fares

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