Flights from Portland to United Kingdom available from USD 516*

Promo code

Deals on flights in next three months

USD

Portland (PDX)to

London (LHR)
Mar 12 2026 - Mar 20 2026
From
USD 520
Viewed 2 days ago
Round trip
Economy

Portland (PDX)to

London (LHR)
Feb 15 2026 - Mar 08 2026
From
USD 794
Viewed 17 hrs ago
Round trip
Economy

Portland (PDX)to

London (LHR)
Dec 17 2025 - Dec 25 2025
From
USD 2,892
Viewed 1 day ago
Round trip
Economy

Portland (PDX)to

London (LON)
Mar 12 2026 - Mar 23 2026
From
USD 517
Viewed 21 hrs ago
Round trip
Economy

Portland (PDX)to

London (LON)
Mar 14 2026 - Mar 23 2026
From
USD 517
Viewed 21 hrs ago
Round trip
Economy

Portland (PDX)to

London (LON)
Mar 09 2026 - Mar 18 2026
From
USD 517
Viewed 21 hrs ago
Round trip
Economy

Portland (PDX)to

London (LON)
Mar 09 2026 - Mar 20 2026
From
USD 517
Viewed 21 hrs ago
Round trip
Economy

Portland (PDX)to

Glasgow (GLA)
Mar 14 2026 - Mar 25 2026
From
USD 518
Viewed 23 hrs ago
Round trip
Economy

Portland (PDX)to

Glasgow (GLA)
Mar 10 2026 - Mar 15 2026
From
USD 518
Viewed 23 hrs ago
Round trip
Economy

Portland (PDX)to

Glasgow (GLA)
Mar 14 2026 - Mar 18 2026
From
USD 518
Viewed 23 hrs ago
Round trip
Economy

Portland (PDX)to

Glasgow (GLA)
Mar 07 2026 - Mar 22 2026
From
USD 518
Viewed 23 hrs ago
Round trip
Economy

Portland (PDX)to

London (LGW)
Mar 07 2026 - Mar 11 2026
From
USD 516
Viewed 2 days ago
Round trip
Economy

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

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Plan ahead for your trip from Portland to United Kingdom with Icelandair

USD
Plan ahead for your trip from Portland to United Kingdom with Icelandair
From
To
Fare type
Dates
Price
Portland (PDX)London (LHR)Round trip
/
Economy		Mar 12 2026 - Mar 20 2026

From

USD 520

Viewed 2 days ago

Portland (PDX)London (LON)Round trip
/
Economy		Mar 12 2026 - Mar 23 2026

From

USD 517

Viewed 21 hrs ago

Portland (PDX)Glasgow (GLA)Round trip
/
Economy		Mar 09 2026 - Mar 13 2026

From

USD 518

Viewed 23 hrs ago

Portland (PDX)Edinburgh (EDI)Round trip
/
Economy		May 07 2026 - May 16 2026

From

USD 1,093

Viewed 1 day ago

Portland (PDX)London (LGW)Round trip
/
Economy		Mar 10 2026 - Mar 23 2026

From

USD 517

Viewed 1 day ago

Portland (PDX)Manchester (MAN)Round trip
/
Economy		Mar 10 2026 - Mar 18 2026

From

USD 523

Viewed 4 hrs ago

*Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.