Seattle to London

1 ways to travelfastest 13h 00mfly from €432
Photo: Benjamin Davies / Unsplash

Departure-day prices · July 2024 Seattle → London

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Return-day prices · July 2024 London → Seattle

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Best time to visit London — climate

Jan: ~7°C daytime, 13 rainy days 7° JanFeb: ~8°C daytime, 10 rainy days 8° FebMar: ~13°C daytime, 3 rainy days 13° MarApr: ~18°C daytime, 3 rainy days 18° AprMay: ~20°C daytime, 8 rainy days 20° MayJun: ~25°C daytime, 6 rainy days 25° JunJul: ~24°C daytime, 9 rainy days 24° JulAug: ~23°C daytime, 7 rainy days 23° AugSep: ~19°C daytime, 11 rainy days 19° SepOct: ~15°C daytime, 9 rainy days 15° OctNov: ~12°C daytime, 15 rainy days 12° NovDec: ~10°C daytime, 11 rainy days 10° Dec

Flights from Seattle to London start around €432 (typically 2 stops). Range seen recently: €432–1104, based on 6 fares found by travellers.

Fly (from €432)
13h 00mduration
€432–1104recent fares
Book
Cheapest cached fares Seattle → London; typically 2 stops (e.g. F9). · Based on 6 fares found by travellers in the last 48h

Cheapest round trips to London

Fares found by travellers in the last 48 hours — refreshed daily.

Nov 7 – Nov 21 Icelandair · 1 stop · 10h 55m €371 Book
Mar 1 – Mar 31 Condor · 1 stop · 11h 45m €628 Book
Mar 5 – Apr 4 Icelandair · 1 stop · 10h 55m €640 Book
Nov 21 – Nov 27 Alaska Airlines · Direct · 9h 35m €686 Book
Nov 21 – Nov 28 Air Canada · 3 stops · 15h 02m €702 Book
Oct 11 – Oct 18 United Airlines · 1 stop · 12h 42m €711 Book
Sep 26 – Oct 3 United Airlines · 1 stop · 12h 45m €731 Book
Dec 19 – Dec 25 Icelandair · 1 stop · 10h 50m €984 Book

Weather in London

Fri ☁️ 24° 14° 💧3%
Sat ☁️ 20° 14° 💧11%
Sun 🌦️ 23° 16° 💧48%
Mon 🌦️ 19° 13° 💧53%
Tue 🌦️ 26° 16° 💧21%
Wed 🌦️ 23° 17° 💧46%
Thu 🌦️ 20° 16° 💧42%

In Jul, London typically sees ~21°C daytime highs and 15 rainy days.

Where to stay in London

3★+ hotels from €130/night (39 hotels sampled, ~3 weeks out). Best value in London: Zone 2 east (Shoreditch, Hackney) and south (Southwark, Bermondsey) — 10-15 minutes by Tube at notably lower prices than the West End.

Park Plaza London, Park Royal hotel · London
from €130/night★ 4
citizenM Tower of London hotel · London
from €163/night★ 4
Park Plaza London Riverbank hotel · London
from €174/night★ 4

Good to know

CurrencyGBP · €1 ≈ 0.86
Power plugsType G
BorderPassport/ID checks apply
Time difference+8h
Time in the air9h 35m

Things to do in London

Top-rated tours and tickets from €11 — book ahead for the popular ones.

Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.

About London

Vibrant and truly multicultural, London is a megalopolis of people, ideas and frenetic energy. The capital and largest city of the United Kingdom sits on the River Thames in South-East England. Greater London has a population of a little over 9 million. Considered one of the world's leading "global cities", London remains an international capital of culture, music, education, fashion, politics, finance and trade.

Read the full London guide

Guide content from Wikivoyage contributors (CC BY-SA).

Round out the trip

Popular from Seattle

Cheapest destinations travellers searched recently — refreshed daily.

Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo; exchange rates: ECB reference. Data updated 2026-09-25. Some links earn Stayonomy a commission at no cost to you.