Cheapest one-way flights from Portland to London in October from 309€

AirHint found the following cheapest one-way flights from Portland (PDX) to London (LHR) in October 2026 (see full year).

One-Way flights

07 Oct Icelandair
07 Oct Iberia direct
08 Oct Air Canada
10 Oct United
08 Oct Iberia direct
10 Oct American Airlines direct

Also check the deals for return flights from Portland to London in October.

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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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