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Find flight deals from United Kingdom to Portland

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Portland

(Round-trip)
Depart: Tue 17 Feb 2015 Return: Wed 4 Mar 2015 Trip spans 16 days
United
United
LHR
02:30
PDX
00:00
21h 30m
3 stops
PDX
04:08
LHR
22:30
18h 22m
2 stops
Depart: Thu 19 Feb 2015 Return: Wed 4 Mar 2015 Trip spans 14 days
United
United
LHR
02:30
PDX
00:00
21h 30m
3 stops
PDX
04:08
LHR
22:30
18h 22m
2 stops
Depart: Wed 18 Mar 2015 Return: Sun 12 Apr 2015 Trip spans 26 days
United
United
LHR
07:35
PDX
03:30
19h 55m
2 stops
PDX
15:40
LHR
09:20
17h 40m
2 stops
Depart: Thu 19 Mar 2015 Return: Sun 12 Apr 2015 Trip spans 25 days
United
United
LHR
04:40
PDX
00:23
19h 43m
2 stops
PDX
15:40
LHR
09:20
17h 40m
2 stops
Depart: Sun 1 Feb 2015 Return: Sun 15 Feb 2015 Trip spans 15 days
United
United
LHR
05:30
PDX
23:07
17h 37m
2 stops
PDX
01:18
LHR
22:30
21h 12m
2 stops
Depart: Wed 4 Feb 2015 Return: Sun 15 Feb 2015 Trip spans 12 days
United
United
LHR
05:30
PDX
01:30
20h 00m
2 stops
PDX
01:18
LHR
22:30
21h 12m
2 stops
Depart: Sun 15 Feb 2015 Return: Wed 4 Mar 2015 Trip spans 18 days
United
United
LHR
05:30
PDX
02:01
20h 31m
2 stops
PDX
04:08
LHR
22:30
18h 22m
2 stops
Depart: Wed 18 Feb 2015 Return: Wed 4 Mar 2015 Trip spans 15 days
United
United
LHR
05:30
PDX
01:46
20h 16m
2 stops
PDX
04:08
LHR
22:30
18h 22m
2 stops
Depart: Fri 20 Mar 2015 Return: Mon 13 Apr 2015 Trip spans 25 days
United
United
LHR
04:40
PDX
00:33
19h 53m
2 stops
PDX
15:40
LHR
09:20
17h 40m
2 stops
Depart: Sat 21 Mar 2015 Return: Sun 12 Apr 2015 Trip spans 23 days
United
United
LHR
07:35
PDX
03:30
19h 55m
2 stops
PDX
15:40
LHR
09:20
17h 40m
2 stops
Depart: Sun 22 Mar 2015 Return: Sun 12 Apr 2015 Trip spans 22 days
United
United
LHR
07:35
PDX
02:36
19h 01m
2 stops
PDX
14:40
LHR
09:20
18h 40m
2 stops
Depart: Mon 13 Apr 2015 Return: Sat 18 Apr 2015 Trip spans 6 days
United
United
LHR
06:05
PDX
01:23
19h 18m
2 stops
PDX
14:40
LHR
09:20
18h 40m
2 stops
Depart: Wed 21 Jan 2015 Return: Tue 3 Feb 2015 Trip spans 14 days
US Airways
US Airways
LHR
04:55
PDX
22:42
17h 47m
2 stops
PDX
02:05
LHR
17:45
15h 40m
1 stop
Depart: Fri 13 Mar 2015 Return: Thu 26 Mar 2015 Trip spans 14 days
Lufthansa
Lufthansa
LHR
09:35
PDX
00:33
14h 58m
1 stop
PDX
10:00
LHR
00:05
14h 05m
1 stop
Depart: Thu 9 Apr 2015 Return: Thu 23 Apr 2015 Trip spans 15 days
Air Canada
Air Canada
LHR
11:00
PDX
23:26
12h 26m
1 stop
PDX
06:30
LHR
23:40
17h 10m
1 stop
Depart: Sat 27 Dec 2014 Return: Wed 21 Jan 2015 Trip spans 26 days
Multiple Airlines
Multiple Airlines
LHR
09:50
PDX
14:15
28h 25m
1 stop
PDX
08:30
LHR
22:30
14h 00m
1 stop
Depart: Tue 25 Nov 2014 Return: Mon 1 Dec 2014 Trip spans 7 days
United
United
EDI
04:05
PDX
00:50
20h 45m
2 stops
PDX
18:59
EDI
18:35
23h 36m
2 stops
Depart: Fri 22 May 2015 Return: Wed 3 Jun 2015 Trip spans 13 days
Delta
Delta
LHR
02:30
PDX
15:30
13h 00m
1 stop
PDX
09:30
LHR
22:45
13h 15m
1 stop
Depart: Wed 1 Apr 2015 Return: Mon 13 Apr 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
LHR
02:30
PDX
15:30
13h 00m
1 stop
PDX
02:30
LHR
20:45
18h 15m
1 stop
Depart: Tue 2 Dec 2014 Return: Thu 4 Dec 2014 Trip spans 3 days
Aer Lingus
Aer Lingus
LGW
04:10
PDX
02:17
22h 07m
2 stops
PDX
05:53
LGW
03:05
21h 12m
2 stops
Change your search
Airports
Origin

London
only £613
only £926
Edinburgh
£727
Destination

Portland
£613