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Get United's best fares today on flights from Portland to London from *

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Low fare calendar for flights from Portland (PWM) to London (LHR)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
2
3
4
5
6
7
from
$3,372*
Viewed:8 hours ago
Economy
Return:12/14/19
8
from
$3,372*
Viewed:8 hours ago
Economy
Return:12/15/19
9
from
$3,372*
Viewed:8 hours ago
Economy
Return:12/23/19
10
from
$3,372*
Viewed:8 hours ago
Economy
Return:12/17/19
11
from
$2,983*
Viewed:8 hours ago
Economy
Return:12/25/19
12
from
$1,612*
Viewed:8 hours ago
Economy
Return:12/26/19
13
from
$1,672*
Viewed:8 hours ago
Economy
Return:12/27/19
14
from
$1,969*
Viewed:8 hours ago
Economy
Return:12/21/19
15
from
$1,797*
Viewed:8 hours ago
Economy
Return:12/22/19
16
from
$1,722*
Viewed:8 hours ago
Economy
Return:12/23/19
17
from
$1,902*
Viewed:8 hours ago
Economy
Return:12/24/19
18
from
$1,952*
Viewed:8 hours ago
Economy
Return:12/25/19
19
from
$2,239*
Viewed:8 hours ago
Economy
Return:12/26/19
20
from
$2,264*
Viewed:8 hours ago
Economy
Return:12/27/19
21
from
$2,858*
Viewed:8 hours ago
Economy
Return:12/28/19
22
from
$2,221*
Viewed:8 hours ago
Economy
Return:12/29/19
23
from
$2,685*
Viewed:8 hours ago
Economy
Return:01/06/20
24
from
$1,484*
Viewed:8 hours ago
Economy
Return:01/07/20
25
from
$1,171*
Viewed:8 hours ago
Economy
Return:01/08/20
26
from
$1,171*
Viewed:8 hours ago
Economy
Return:01/09/20
27
from
$1,171*
Viewed:8 hours ago
Economy
Return:01/10/20
28
from
$1,121*
Viewed:8 hours ago
Economy
Return:01/11/20
29
from
$1,146*
Viewed:8 hours ago
Economy
Return:01/12/20
30
from
$1,079*
Viewed:8 hours ago
Economy
Return:01/13/20
31
from
$946*
Viewed:8 hours ago
Economy
Return:01/14/20
from
$1,021*
Viewed:8 hours ago
Economy
Return:01/08/20
from
$1,171*
Viewed:8 hours ago
Economy
Return:01/09/20
from
$1,171*
Viewed:8 hours ago
Economy
Return:01/10/20
from
$1,794*
Viewed:8 hours ago
Economy
Return:01/11/20
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Portland to London?

FromToDatesFare TypePrice

Portland (PWM)

London (LHR)

Depart: 01/22/20

Return: 01/29/20

Roundtrip
from
$854*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 02/03/20

Return: 02/10/20

Roundtrip
from
$804*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/17/20

Return: 01/24/20

Roundtrip
from
$904*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/12/20

Return: 01/26/20

Roundtrip
from
$904*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/16/20

Return: 01/30/20

Roundtrip
from
$904*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/13/20

Return: 01/27/20

Roundtrip
from
$904*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/07/20

Return: 01/21/20

Roundtrip
from
$871*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/14/20

Return: 01/28/20

Roundtrip
from
$854*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/15/20

Return: 01/29/20

Roundtrip
from
$854*
Viewed:7hoursago

Portland (PWM)

London (LHR)

Depart: 01/19/20

Return: 02/02/20

Roundtrip
from
$904*
Viewed:7hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in London

Friday moderate rain
55°F 12/06/19
Saturday broken clouds
49°F 12/07/19
Sunday moderate rain
49°F 12/08/19
Monday light rain
48°F 12/09/19
Tuesday heavy intensity rain
47°F 12/10/19
Wednesday moderate rain
47°F 12/11/19
Thursday heavy intensity rain
49°F 12/12/19
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