Journey information
Overview: Seattle, WA to London flight
Flights from Seattle, WA to London depart on average 74 times per day, taking around 11h 18m. Cheap flight tickets for this journey start at $561 (€454) if you book in advance.
There are 4 flights per day. The earliest flight runs at 05:00, the last at 23:56. The fastest flight covers the 4784 miles (7700 km) distance in 12h 10m. September is the cheapest month to fly.
Distance 4784 miles (7700 km) |
Average flight duration 11h 18m |
Cheapest ticket price $561 (€454) |
Flights per day 74 |
Direct flights 4 |
Fastest flight 12h 10m |
Cheapest month September |
First flight 5:00 AM |
Last flight 11:56 PM |
The cheapest and fastest flights from Seattle, WA to London
Cheapest price
$617
Average price
$623
Fastest journey
12 h 10 m
Average duration
12 h 34 m
Flights per day
2
Distance
7700 km
The best way to find a cheap flight ticket from Seattle, WA to London is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Seattle, WA to London will cost around $623 if you buy it on the day, but the cheapest tickets can be found for only $617.
Of the 2 flights that leave Seattle, WA for London onThu, Apr 02, 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Thu, Apr 02 the direct flights cover the 7700 km distance in an average of 12 h 34 m but if you time it right, some flights will get you there in just 12 h 10 m .
On Thu, Apr 02 the longest flights will take 12 h 57 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
11:40 PM12h10Seattle, WA11:50 AMLondon$6171One-way0 transfers
6:58 PM12h57Seattle, WA7:55 AMLondon$6291One-way0 transfers
11:40 PM12h10Seattle, WA11:50 AMLondon$6171One-way0 transfers
6:58 PM12h57Seattle, WA7:55 AMLondon$6291One-way0 transfers
Live departures
Seattle, WA to London flight times
The table below shows live departures for Seattle, WA to London flights for today, Wednesday, April 1. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 6:05 PM Seattle, WA | 17h45 | 11:50 AM London | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Seattle, WA to London by flight
Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Apr 02
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Apr 04
Apr 05
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Apr 07
Apr 08
Why should you book Seattle, WA to London flights with Omio?
Why book with Omio vs Icelandair?
- Compare with other providers: On Omio, you can not only buy tickets for Icelandair, but also compare tickets for the likes of British Airways, American Airlines, Aer Lingus or Virgin Atlantic to find the best option for your trip from Seattle, WA to London.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
Why book with Omio over Edreams, Kayak or Skyscanner?
- Compare with other providers: On Omio, you can also compare tickets for the likes of British Airways, American Airlines, Aer Lingus or Virgin Atlantic to find the best option for your trip from Seattle, WA to London.
Airlines: Icelandair, British Airways, American Airlines, Aer Lingus, Virgin Atlantic, United, Turkish Airlines from Seattle, WA to LondonFind the best flights between Seattle, WA to London with Omio's travel partners Icelandair, British Airways, American Airlines, Aer Lingus, Virgin Atlantic, United, Turkish Airlines from $561 (€454). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
United
British Airways
American Airlines
Virgin Atlantic
Turkish Airlines
Icelandair
Aer Lingus
FAQs: Seattle, WA to London Flight
Find answers to the most common questions about traveling from Seattle, WA to London by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at London, this guide helps you travel smarter and with confidence.

- The British Museum, a world-renowned museum housing a vast collection of art and antiquities from around the globe
- The Tower of London, a historic castle and former royal residence known for its Crown Jewels and rich history
- Buckingham Palace, the official residence of the British monarch and a symbol of the British monarchy
- The Houses of Parliament and Big Ben, iconic landmarks representing the political heart of the United Kingdom
- St. Paul's Cathedral, an architectural masterpiece with a stunning dome and rich history.
- Notting Hill Carnival, a colorful celebration of Caribbean culture with parades and music
- London Fashion Week, a showcase of the latest trends from top designers
- The Thames Festival, a riverside festival featuring arts, music, and food
- New Year's Eve Fireworks, a spectacular fireworks display over the River Thames to ring in the new year.
- The London Eye, a giant Ferris wheel on the South Bank offering panoramic views of the city
- West End Theatre District, a vibrant area known for its high-quality theatrical productions and musicals
- Explore Camden Market, a bustling market known for its eclectic mix of food, fashion, and crafts
- Take a walk through Hyde Park, one of London's largest and most famous parks offering beautiful landscapes and recreational activities
- Visit the Tate Modern, a contemporary art museum housed in a former power station on the banks of the Thames.
- Easter, mild spring weather and blooming flowers
- May Bank Holiday, pleasant temperatures and outdoor activities
- August Bank Holiday, summer festivities and events
- Christmas, festive decorations and holiday markets.
popular airports
Popular airports from Seattle, WA to London
- Free Wi-Fi available throughout the airport.
- Shops include duty-free, Hudson News, and local specialty stores, located in the main terminal and concourses.
- Parking available in the General Parking area, approximately 4.7€ ($5) per hour.
- Restaurants are available, including fast food and sit-down options like McDold's and Beecher's Handmade Cheese.
- Available outside the terminal.
- Elevators, ramps
- Available throughout the airport, near gates and in main terminal areas.
- Hotels within walking distance, such as the Seattle Airport Marriott and Hilton Seattle Airport.
- Showers are available at The Club at SEA lounges, typically included in lounge access fees.
- Lounges include The Club at SEA and Delta Sky Club, offering amenities like scks and showers.
- Lost and Found located on the baggage claim level, near carousel 13.
- Car rental services are available at the Rental Car Facility, accessible via a free shuttle from the terminal.
- Link Light Rail, SeaTac/Airport Station, 40 minutes
- Free Wi-Fi available throughout the airport for up to 4 hours.
- Shops are located throughout all terminals, including Harrods and World Duty Free.
- Short Stay parking available near each terminal, approximately 6.3€ (£5.30) for 30 minutes.
- Available outside the terminal.
- Assistance.
- Available throughout the airport, including accessible facilities.
- Yes
- Lounges available in all terminals, including British Airways and Plaza Premium lounges.
- Located at each terminal, contact Heathrow Airport Lost Property.
- Bus: 105, 111, 140, 285, 423
- Metro: Piccadilly Line
- Train: Heathrow Express, TfL Rail
- Free Wi-Fi available throughout the airport for 90 minutes.
- Shops are located in both terminals, including Harrods and World Duty Free.
- Short stay parking available at both terminals, approximately 6€ (£5) for 30 minutes.
- Available outside the terminal.
- Assistance.
- Available throughout the airport, including accessible facilities.
- Yes
- Lounges available in both terminals, including No1 Lounge and Club Aspire.
- Located in the South Terminal, inquiries can be made online or in person.
- Train: Gatwick Express, Southern, Thameslink
- Bus: National Express, Metrobus
- Free Wi-Fi available throughout the airport.
- Shops in the terminal, including WHSmith and Aelia Duty-Free.
- Short-term and long-term parking available, starting at approximately 4.2€ (£3.50) per hour.
- Available outside the terminal.
- Elevators, ramps.
- Available throughout the airport.
- Lounge available, including the First Class Lounge.
- Located in the terminal, contact information desk.
- DLR
- Bus 473
- Bus 474
More options for your journey from Seattle, WA to London
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