Cheapest return flights from Portland to London in July from 747€

AirHint found the following cheapest return flights from Portland (PDX) to London (LHR) in July 2026 (see full year).

Return flights

29 Jul - 05 Aug Icelandair
24 Jul - 31 Jul Icelandair
25 Jul - 04 Aug Delta
25 Jul - 04 Aug British Airways direct
19 Jul - 26 Jul Icelandair
06 Jul - 25 Jul Air France
10 Jul - 31 Jul Delta
11 Jul - 26 Jul Delta
03 Jul - 19 Jul KLM
13 Jul - 19 Jul Virgin Atlantic
09 Jul - 02 Aug Delta
03 Jul - 18 Jul Virgin Atlantic
09 Jul - 16 Jul Icelandair
13 Jul - 19 Jul British Airways direct

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

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