SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.

Cheap Flights from London to Seattle (LHR - SEA)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
Choose Sites to Compare vs. KAYAK all | none

Best fares from LHR to SEA (Found by others)

Sun Mon Tue Wed Thu Fri Sat
        1
$2
2 $1119 3
$1119
4
$1119
5 $1102 6 $1085 7 $1102 8 $1102 9 $1119 10 $1135
11 $1730 12 $971 13
$971
14 $1102 15
$1102
16
$1102
17 $1118
18 $1659 19 $1797 20 $1085 21 $1085 22 $1012 23 $2894 24 $1129
25
$1129
26
$1129
27
$1129
28 $1085 29 $1085 30 $1119 31 $1130
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 12:35 pm 2:37 pm May 2 - Jun 4
36 12:35 pm 2:51 pm Apr 20 - May 1