AirHint found the following cheapest one-way flights from Portland (PDX) to London (LHR) in July 2026 (see full year).
One-Way flights
| 30 Jul | Icelandair | ||
| 08 Jul | Icelandair | ||
| 20 Jul | United | ||
| 09 Jul | Icelandair | ||
| 20 Jul | American Airlines | direct | |
| 30 Jul | Finnair | direct | |
| 08 Jul | Finnair | direct | |
| 09 Jul | Finnair | direct |
Also check the deals for return flights from Portland to London in July.
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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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