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United flights from San Francisco to London starting at

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Low fare calendar for flights from San Francisco (SFO) to London (LHR)

Sunday
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Saturday
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$1,399 Price subject to changes
Viewed:14 hours ago
Economy
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from
$1,289 Price subject to changes
Viewed:a day ago
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from
$1,112 Price subject to changes
Viewed:11 hours ago
Economy
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$1,093 Price subject to changes
Viewed:11 hours ago
Economy
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1
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$1,084 Price subject to changes
Viewed:11 hours ago
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2
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$1,193 Price subject to changes
Viewed:11 hours ago
Economy
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3
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$1,184 Price subject to changes
Viewed:11 hours ago
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4
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$1,541 Price subject to changes
Viewed:11 hours ago
Economy
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5
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$832 Price subject to changes
Viewed:11 hours ago
Economy
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6
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$832 Price subject to changes
Viewed:11 hours ago
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7
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$823 Price subject to changes
Viewed:11 hours ago
Economy
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8
from
$811 Price subject to changes
Viewed:a day ago
Economy
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9
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$923 Price subject to changes
Viewed:11 hours ago
Economy
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10
from
$914 Price subject to changes
Viewed:11 hours ago
Economy
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11
from
$873 Price subject to changes
Viewed:11 hours ago
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12
from
$813 Price subject to changes
Viewed:11 hours ago
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13
from
$813 Price subject to changes
Viewed:11 hours ago
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14
from
$813 Price subject to changes
Viewed:11 hours ago
Economy
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15
from
$813 Price subject to changes
Viewed:11 hours ago
Economy
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16
from
$859 Price subject to changes
Viewed:21 hours ago
Economy
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17
from
$913 Price subject to changes
Viewed:11 hours ago
Economy
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18
from
$759 Price subject to changes
Viewed:21 hours ago
Economy
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19
from
$709 Price subject to changes
Viewed:11 hours ago
Economy
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20
from
$709 Price subject to changes
Viewed:11 hours ago
Economy
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21
from
$709 Price subject to changes
Viewed:11 hours ago
Economy
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22
from
$709 Price subject to changes
Viewed:11 hours ago
Economy
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23
from
$809 Price subject to changes
Viewed:11 hours ago
Economy
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24
from
$809 Price subject to changes
Viewed:11 hours ago
Economy
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25
from
$764 Price subject to changes
Viewed:21 hours ago
Economy
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26
from
$709 Price subject to changes
Viewed:11 hours ago
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27
from
$709 Price subject to changes
Viewed:11 hours ago
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28
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$709 Price subject to changes
Viewed:11 hours ago
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29
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$709 Price subject to changes
Viewed:11 hours ago
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30
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$809 Price subject to changes
Viewed:11 hours ago
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31
from
$809 Price subject to changes
Viewed:11 hours ago
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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.

More United deals on San Francisco (SFO) to London (LHR) flights

FromToDatesFare TypePrice

San Francisco (SFO)

London (LHR)

Depart: 10/20/20

Return: 11/03/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 10/26/20

Return: 11/02/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 10/28/20

Return: 11/04/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 10/29/20

Return: 11/05/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 11/03/20

Return: 11/10/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 11/05/20

Return: 11/12/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 11/10/20

Return: 11/17/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 11/12/20

Return: 11/19/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 11/17/20

Return: 11/24/20

Roundtrip
from
$709*
Viewed:10hoursago

San Francisco (SFO)

London (LHR)

Depart: 10/27/20

Return: 11/10/20

Roundtrip
from
$709*
Viewed:10hoursago

*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

Monday sky is clear
73°F 09/21/20
Tuesday sky is clear
75°F 09/22/20
Wednesday moderate rain
67°F 09/23/20
Thursday moderate rain
59°F 09/24/20
Friday moderate rain
55°F 09/25/20
Saturday broken clouds
57°F 09/26/20
Sunday light rain
57°F 09/27/20
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