Popular in | June |
---|---|
Cheapest in | November |
Round-trip from | $643 |
One-way from | $236 |
Friday flights are found to be more expensive to fly from Seattle to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 8 days in advance, which can save you up to 51% on flights from Seattle to London compared to booking the week you need them. Waiting 8 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $666. For sooner than that we have options available in the next 3 days from $1,099.
November is one of the best times of the year to fly to London from Seattle. Prices for November average $859 per person but you can even find prices for as low as $560. The most expensive prices can be found in the month of June. Opting for a November flight can save you 40% on your journey compared to booking in June
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 evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 11% on airfare.
If you’re traveling from Seattle to London, one of the more common airlines traveling that route is SWISS. Flights on this route from SWISS typically cost $961.86 RT, a price that is 64% more expensive than the average Seattle to London flight. The cheapest flight found was $637 RT. When traveling from Seattle to London on SWISS, 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, SWISS flights are 5% more popular than any other airline flying that same route.
Air Canada is one of the most popular airlines used for those traveling from Seattle to London. Flights on this route from Air Canada typically cost $1,262.15 RT, a price that is 46% cheaper than the average Seattle to London flight. The cheapest flight found was $941 RT. 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.
Fly from
Fly to
Budget
$538 - $612
Route
Depart
Return
Price
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Tue 10/1
1 stop33h 55m
London Gatwick
Tue 10/8
1 stop16h 21m
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Sun 11/24
1 stop12h 20m
London Gatwick
Fri 11/29
1 stop13h 00m
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Tue 10/1
2 stops19h 10m
London Gatwick
Wed 10/30
2 stops33h 21m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Tue 10/1
1 stop18h 20m
London Heathrow
Tue 10/8
2 stops17h 46m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Wed 10/9
1 stop14h 10m
London Heathrow
Tue 10/15
1 stop14h 09m
Seattle/Tacoma IntlLondon Gatwick
SEA - LGW
SEALGW
Seattle/Tacoma Intl
Sun 9/22
1 stop14h 45m
London Gatwick
Wed 10/2
1 stop18h 20m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Tue 10/1
Nonstop9h 20m
London Heathrow
Fri 10/18
Nonstop9h 45m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Sun 10/6
Nonstop9h 20m
London Heathrow
Fri 10/18
1 stop16h 22m
Seattle/Tacoma IntlLondon Heathrow
SEA - LHR
SEALHR
Seattle/Tacoma Intl
Mon 9/30
Nonstop9h 20m
London Heathrow
Wed 10/23
1 stop16h 10m
LON Temperature | 39.2 - 62.6 °F |
---|
Boarding
Entertainment
Food
Crew
Comfort
Overall
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.
Boarding
Entertainment
Food
Crew
Comfort
Overall
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.
Boarding
Entertainment
Food
Crew
Comfort
Overall
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.
Boarding
Entertainment
Food
Crew
Comfort
Overall
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.
Boarding
Entertainment
Food
Crew
Comfort
Overall
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.
Boarding
Entertainment
Food
Crew
Comfort
Overall
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.
0%of flight departures | Early morningMidnight to 6 am |
---|---|
0%of flight departures | Morning6 am to noon |
65%of flight departures | AfternoonNoon to 6 pm |
35%of flight departures | Evening6 pm to midnight |
Sunday | 20daily flights |
---|---|
Monday | 20daily flights |
Tuesday | 15daily flights |
Wednesday | 20daily flights |
Thursday | 20daily flights |
Friday | 20daily flights |
Saturday | 20daily flights |
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