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Find Flight Deals from United States to London Airport

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to London Airport

(Round-trip)
Depart: Sat Jun 27 2015 Return: Sun Jun 28 2015 Trip spans 2 days
United
United
ORD
YXU
1h 18m
nonstop
YXU
ORD
1h 39m
nonstop
Depart: Wed Jul 1 2015 Return: Tue Jul 21 2015 Trip spans 21 days
Air Canada
Air Canada
EWR
YXU
4h 15m
1 stop
YXU
EWR
4h 50m
1 stop
Depart: Fri Jun 12 2015 Return: Thu Jun 18 2015 Trip spans 7 days
United
United
EWR
YXU
3h 51m
1 stop
YXU
EWR
3h 30m
1 stop
Depart: Tue Aug 25 2015 Return: Fri Aug 28 2015 Trip spans 4 days
Air Canada
Air Canada
JFK
YXU
4h 25m
1 stop
YXU
JFK
4h 42m
1 stop
Depart: Mon Jun 22 2015 Return: Tue Jun 30 2015 Trip spans 9 days
Air Canada
Air Canada
LGA
YXU
4h 50m
1 stop
YXU
LGA
4h 37m
1 stop
Depart: Thu Jul 9 2015 Return: Wed Jul 15 2015 Trip spans 7 days
Air Canada
Air Canada
IAD
YXU
6h 20m
2 stops
YXU
IAD
6h 50m
2 stops
Depart: Fri Jun 5 2015 Return: Sat Jun 13 2015 Trip spans 9 days
WestJet
WestJet
SFO
YXU
26h 56m
1 stop
YXU
SFO
9h 16m
1 stop
Depart: Thu Aug 6 2015 Return: Mon Aug 10 2015 Trip spans 5 days
United
United
MSP
YXU
12h 46m
1 stop
YXU
MSP
6h 40m
1 stop
Depart: Wed Aug 5 2015 Return: Sun Aug 9 2015 Trip spans 5 days
United
United
IAD
YXU
7h 58m
1 stop
YXU
IAD
4h 40m
1 stop
Depart: Sun Oct 11 2015 Return: Wed Oct 21 2015 Trip spans 11 days
United
United
SFO
YXU
6h 18m
1 stop
YXU
SFO
7h 59m
1 stop
Airports
Origin

San Francisco
$503
New York
only $408
only $391
Minneapolis
$572
Chicago
$298
Newark
$329
Washington
$471
Destination

London
$298