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Cheap flights from London Heathrow to Seattle

from as little as £358

7 nights in Seattle, departing London Heathrow on 07 / Mar / 2022 with Lufthansa (price found 15 hours ago)

Subject to availability, prices correct of the last 24 hours
Seattle

Cheap return flights from London Heathrow to Seattle

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The London Heathrow / Seattle route

All 7692 km of it

Cheap flight deals for this route

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Seattle flight facts

What you need to know

Alternative flights from the UK to Seattle

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Seattle

Today alone, Netflights has searched over 7,794 flights. 07 / Mar / 2022 is currently the lowest priced day of the year to fly the London Heathrow/Seattle route. There are around 1,156 flights on any given week from the UK to Seattle and the cheapest month to fly right now is March.

Min / Max Temperature (°C)
LOWEST

2 °C

AVG

12 °C

HIGHEST

25 °C

Rainfall (mm)
LOWEST

21 mm

AVG

81 mm

HIGHEST

170 mm

Key facts about Seattle

How to get cheap flights from London Heathrow to Seattle

Tips and advice from our flight experts

We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Seattle. You can choose from 14 airlines. At the moment, 07 / Mar / 2022 is the cheapest date to travel, but scroll through the results to find the option that works best for you.

The most popular airlines offering flights to Seattle are Air Canada, British Airways & Finnair. Air Canada is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?

Generally speaking, the flight from London Heathrow to Seattle takes around 12 hrs 35 mins. The fastest flight takes 9 hrs 50 mins to cover the 7692 km distance. You can view all flight times yourself in the results list.

January is normally the cheapest month to fly to Seattle, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. August is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.

Other popular destinations near Seattle

Where other people are flying to

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