Earn point on your loyalty program!arrow arc left

Cheap flights from Portland (PDX) to London (LCY)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Portland (PDX) to London (LCY)

How to find the cheapest flight from Portland (PDX) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Portland to London in February , March 2026

26 Feb - 19 Mar $ 1,030.00
PDX
Portland
Hawaiian Airlines
2 STOPS
LCY
London
LCY
London
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates
28 Feb - 19 Mar $ 1,065.00
PDX
Portland
Hawaiian Airlines
2 STOPS
LCY
London
LCY
London
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates
18 Feb - 19 Mar $ 1,184.00
PDX
Portland
Hawaiian Airlines
1 STOPS
LCY
London
LCY
London
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates

Last minute flights from Portland to London

15 Feb - 28 Feb $ 1,091.00
PDX
Portland
Hawaiian Airlines
2 STOPS
LCY
London
LCY
London
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates
15 Feb - 28 Feb $ 1,091.00
PDX
Portland
Hawaiian Airlines
2 STOPS
LCY
London
LCY
London
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates
19 Feb - 28 Feb $ 1,109.00
PDX
Portland
Hawaiian Airlines
2 STOPS
LCY
London
LCY
London
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates

One-way flights to London from Portland

10:56 AM - 12:10 PM
Swiss International Air Lines
2 Stops
17h 59m
PDX - LCY
$ 431
Kiwi
Pick dates
7:00 AM - 4:25 PM
Swiss International Air Lines
2 Stops
26h 5m
PDX - LCY
$ 505
Kiwi
Pick dates
1:25 PM - 9:30 AM
KLM Royal Dutch Airlines
1 Stops
12h 5m
PDX - LCY
$ 560
Kiwi
Pick dates

How to find the cheapest flight from Portland (PDX) to London (LCY)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to London (LCY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.