Cheap Flights from London to Seattle (LHR - SEA)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none

Best fares from LHR to SEA

Sun Mon Tue Wed Thu Fri Sat
  1 $925 2 $910 3 $914 4 $946 5 $923 6 $921
7 $1639 8 $1564 9 $903 10 $875 11
$875
12 $923 13 $932
14 $923 15 $907 16 $903 17 $1102 18 $1385 19 $1514 20 $1554
21
$1554
22 $1684 23 $1132 24 $1101 25 $1131 26 $1163 27 $1164
28 $1247 29 $1132 30 $1104 31 $1062      

Best fares found by others...

KAYAK searches hundreds of sites to find the best rate for your next flight from London to Seattle. Get the best flight deal for your Seattle trip!
Here's how it works. Search KAYAK for a flight ticket from London to Seattle. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Direct flights LHR to SEA on Delta
Flight # Depart LHR Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
36 1:00 pm 3:21 pm Dec 2 - Jan 4