Popular in | June |
---|---|
Cheapest in | November |
Average price | £712 |
Round-trip from | £68 |
Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to London. Check prices with Cheapflights to find a great deal for your trip.
Travelers have found it’s best to book a flight 8 days in advance to save up to 55% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 8 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to London 1-2 weeks in advance for as low as £510, or £914 for flights within the next 24 hours.
The best pricing can be found in the month of November. Prices to London from Seattle average £679. You can even find prices in November for less than £679, as users have found deals to London from as low as £442. The month of June appears to be one of the more expensive times to travel to London from Seattle. Flying in the targeted month can save you up to 39%.
One of the essential ways to save on airfare from Seattle to London is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 31% on airfare.
Air Canada is one of the most popular airlines used for those travelling from Seattle to London. Flights from Air Canada travelling this route typically cost £925.68 RT. This price is typically 51% more expensive than other airlines that offer Seattle to London flights. When booking this route, the cheapest RT price found was £638. The most popular departure airport in Seattle when flying to London is Seattle/Tacoma Intl Airport. The most popular airport to fly into when visiting London is London Heathrow Airport. When flying from Seattle to London, Air Canada flights are 5% more popular than any other airline flying that same route.
Delta is one of the most popular airlines used for those travelling from Seattle to London. Flights on this route from Delta typically cost £886.96 RT, a price that is 54% cheaper than the average Seattle to London flight. The cheapest flight found was £674 RT. When travelling from Seattle to London on Delta, the most popular airport to depart from is Seattle/Tacoma Intl Airport and the most popular airport to arrive at is London Heathrow Airport. When flying from Seattle to London, Delta flights are 5% more popular than any other airline flying that same route.
Fly from
Fly to
Budget
£421 - £481
Route
Depart
Return
Price
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Tue 24/9
1 stop33h 55m
London Gatwick
Tue 8/10
1 stop16h 21m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Tue 15/10
1 stop14h 10m
London Heathrow
Tue 29/10
1 stop13h 55m
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Tue 8/10
1 stop11h 55m
London Gatwick
Tue 22/10
1 stop12h 55m
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Tue 8/10
1 stop14h 45m
London Gatwick
Tue 22/10
1 stop18h 20m
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Tue 15/10
2 stops24h 11m
London Gatwick
Tue 29/10
2 stops33h 21m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Sun 29/9
2 stops16h 40m
London Heathrow
Thu 24/10
2 stops17h 46m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Mon 30/9
Nonstop9h 20m
London Heathrow
Thu 10/10
1 stop13h 05m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Sun 22/9
1 stop14h 50m
London Heathrow
Wed 2/10
2 stops16h 00m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Tue 24/9
Nonstop9h 35m
London Heathrow
Wed 9/10
1 stop14h 55m
Currently, January is the cheapest month in which you can book a flight from Seattle to London (average of £110). Flying from Seattle to London in July is currently the most expensive (average of £165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
£87
February
£98
March
£94
April
£103
May
£108
June
£129
July
£130
August
£114
September
£109
October
£125
November
£91
December
£95
LON Temperature | 4 - 17 °C |
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Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
1%of flight departures | Early morningMidnight to 6 am |
---|---|
0%of flight departures | Morning6 am to noon |
52%of flight departures | AfternoonNoon to 6 pm |
47%of flight departures | Evening6 pm to midnight |
Monday | 20daily flights |
---|---|
Tuesday | 15daily flights |
Wednesday | 20daily flights |
Thursday | 20daily flights |
Friday | 20daily flights |
Saturday | 20daily flights |
Sunday | 20daily flights |
Deals for Seattle to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
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