Flights from Seattle Airport SEA to London Airport LHR
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You have a choice of 12 airline companies when flying from Seattle-Tacoma International to London Heathrow. The flight time from Seattle-Tacoma International to London Heathrow is around 9 Hours 52 Minutes and you will cover 7,702 Km (4,786 Miles). The airport code for Seattle-Tacoma International is SEA and for London Heathrow it is LHR.
The cost of your trip (flights) can change at weekends and at certain times of the day (if there is a choice of flights to your chosen destination. If you are looking to get the cheapest flights possible then we recommend you travel mid week or in the late evening. On occasions, airliners may have special offers so look out for these. We recommend booking your flights to London Heathrow United Kingdom in advance as prices normally increase the nearer the departure date.
Please note that the time difference at London Heathrow is 0.0 GMT. So remember to change your watch before arriving at London Heathrow.
If you plan on flying to London Heathrow Airport from Seattle-Tacoma International Airport you can pre-arrange your long or short term parking at Seattle-Tacoma International Airport.
If you are renting a car at London Heathrow Airport it is recommended to fill up the fuel tank before returning the vehicle at the nearest fuel station to London Heathrow Airport in order to avoid incurring additional costs. *Please check your rental agreement to understand the fuel policy for your vehicle.
Organise and book your choice of transport to Seattle-Tacoma International Airport:
- Private Transfers to Seattle-Tacoma International Airport
- Buses to Seattle-Tacoma International Airport
- Taxis to Seattle-Tacoma International Airport
- Train Services to/near Seattle-Tacoma International Airport
Ensure your arrival at London Heathrow Airport is as stress-free as possible by pre-booking your onwards transport - booking early may also save you money:
- Compare car rental at London Heathrow Airport
- Private transfers at London Heathrow Airport
- Buses from London Heathrow Airport
- Taxis from London Heathrow Airport
- Train services at or near London Heathrow Airport
You can also research and pre-book a hotel near London Heathrow Airport
The table below displays the numbers of daily flights from Seattle-Tacoma International (SEA) to London Heathrow (LHR) and the relevant airlines that fly.
Flights Chart| Airliner | Mo | Tu | We | Th | Fr | Sa | Su | First Flight | Last Flight | Flights |
|---|---|---|---|---|---|---|---|---|---|---|
| Delta Air Lines | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 11:20 | 21:50 | VIEW FLIGHTS |
| British Airways | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 06:45 | 20:20 | VIEW FLIGHTS |
| Virgin Atlantic | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 11:20 | 17:30 | VIEW FLIGHTS |
| Saudia | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 11:20 | 17:30 | VIEW FLIGHTS |
| KLM | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 11:20 | 17:30 | VIEW FLIGHTS |
| Alaska Airlines | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 13:30 | 21:40 | VIEW FLIGHTS |
| Air France | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 11:20 | 17:30 | VIEW FLIGHTS |
| SAS | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 15:35 | 15:35 | VIEW FLIGHTS |
| Iberia | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 06:45 | 13:30 | VIEW FLIGHTS |
| Finnair | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 06:45 | 13:30 | VIEW FLIGHTS |
| American Airlines | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 13:30 | 13:30 | VIEW FLIGHTS |
| Aer Lingus | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 06:45 | 13:30 | VIEW FLIGHTS |
The most direct flights offered from Seattle-Tacoma International to London Heathrow United Kingdom are by Delta Air Lines with around 14 flights a week. These operate from 11:20 with the latest flight being at 21:50. The most popular flight no is DL20 and DL5974.
When travelling with Delta Air Lines it would be worth visiting their website delta.com for further information on bookings and special offers.
Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.
Flights Time In WeekDays| Day | Flight Times | Flights | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monday | 06:45
11:20
13:30
15:35
17:30
20:20
21:40
21:50
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Tuesday | 06:45
11:20
13:30
15:35
17:30
20:20
21:40
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wednesday | 06:45
11:20
13:30
15:35
17:30
20:20
21:40
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Thursday | 06:45
11:20
13:30
13:45
15:05
15:35
17:30
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Friday | 06:45
11:20
13:30
15:05
15:35
17:30
20:20
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Saturday | 06:45
13:30
13:45
15:05
15:35
17:30
| VIEW FLIGHTS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunday | 06:45
11:20
13:45
15:05
15:35
| VIEW FLIGHTS |
Instead of flying directly from Seattle-Tacoma International and arrive at London Heathrow, you may arrive London Heathrow by another airport. Please see chart below for a list of these.
Alternative Direct Routes| Route | Stops | Distance | Flying Time |
|---|---|---|---|
| Everett to Heathrow | 0 | 7,659 km (4,759 miles) | 9 Hours 49 Minutes |
| Richmond Vancouver to Heathrow | 0 | 7,579 km (4,709 miles) | 9 Hours 43 Minutes |
Remember to have some local currency before travelling to London Heathrow as there may not be a bureau de change open upon your arrival.
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