Cheapest return flights from Portland to London in July from 966€

Best time to book flights for Portland (PDX) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Portland (PDX) to London (LHR) in July 2025 (see full year).

Return flights

23 Jul - 30 Jul Air Canada
23 Jul - 31 Jul Air Canada
23 Jul - 05 Aug Air Canada
23 Jul - 06 Aug Air Canada
30 Jul - 13 Aug Air Canada
22 Jul - 12 Aug Virgin Atlantic
22 Jul - 29 Jul United
22 Jul - 12 Aug British Airways direct
30 Jul - 13 Aug British Airways direct
23 Jul - 30 Jul British Airways direct
23 Jul - 31 Jul British Airways direct
23 Jul - 05 Aug British Airways direct
23 Jul - 06 Aug British Airways direct
18 Jul - 01 Aug jetBlue
24 Jul - 12 Aug Virgin Atlantic
02 Jul - 09 Jul United

Also check the deals for one-way flights from Portland to London in July.

Skyscanner

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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