Flight Path From Seattle To London

For travelers headed from Seattle to London, understanding the typical flight path and key details can help you know what to expect for the long transatlantic journey. Whether you’re planning your first trip overseas or are a seasoned globetrotter, here’s a comprehensive look at the flight path and main features of flights between Seattle and London.

In short, flights from Seattle to London typically travel over Canada, Greenland, Iceland, and Ireland before landing in the UK. The flight takes around 9-11 hours, covering nearly 5,000 miles.

Standard Route and Duration

Flies over Canada after takeoff

The flight from Seattle to London typically follows a standard route that takes passengers over Canada after takeoff. As the plane ascends into the sky, it gradually heads northeast, passing over beautiful Canadian landscapes.

From the window seat, passengers can enjoy breathtaking views of mountains, lakes, and forests as they embark on their journey across the Atlantic.

Continues over Greenland, Iceland, Ireland

After crossing Canadian airspace, the flight continues its path towards the eastern coast of Greenland. As the plane glides over this icy expanse, travelers may catch glimpses of stunning glaciers and Arctic landscapes.

From there, the aircraft proceeds over the North Atlantic, flying over Iceland, known for its dramatic volcanic landscapes and geothermal wonders. Finally, the flight approaches Ireland, offering passengers a chance to witness the rolling green hills and rugged coastline that the country is famous for.

Total flight time around 9-11 hours

The total duration of the flight from Seattle to London typically ranges between 9 to 11 hours, depending on various factors such as weather conditions and air traffic. This estimate includes the time spent taxiing, taking off, cruising, and landing.

Airlines strive to provide a smooth and comfortable journey for passengers, ensuring that their travel experience is as pleasant as possible during this transatlantic flight.

Covers approximately 5,000 miles

The distance covered during the flight from Seattle to London is approximately 5,000 miles. This long-haul journey takes passengers across continents and provides them with a unique opportunity to witness the diverse landscapes and natural wonders that span from North America to Europe.

Whether it’s the vast Canadian wilderness, the icy fjords of Greenland, the volcanic terrain of Iceland, or the serene countryside of Ireland, the flight offers a glimpse into the awe-inspiring beauty of our planet.

Major Airlines Operating This Route

British Airways

British Airways is one of the major airlines that operates flights from Seattle to London. With its impeccable service and reputation for being a reliable carrier, British Airways offers multiple flights daily on this popular route.

Passengers can enjoy a comfortable journey with modern amenities and a wide selection of in-flight entertainment options.

Virgin Atlantic

Virgin Atlantic is another top airline choice for travelers flying from Seattle to London. Known for its exceptional customer service and innovative offerings, Virgin Atlantic provides a seamless travel experience.

Passengers can expect spacious cabins, delicious meals, and a range of entertainment options to keep them entertained throughout the flight.


Delta is a prominent airline that connects Seattle and London with its regular flights. With its extensive network and partnerships, Delta offers convenient connections and a high level of reliability.

Passengers can enjoy a comfortable journey with ample legroom, complimentary snacks, and access to Wi-Fi on select flights.

American Airlines

American Airlines is another major carrier that operates flights between Seattle and London. With its extensive route network and modern aircraft, American Airlines provides a comfortable and convenient travel experience.

Passengers can enjoy a range of amenities and services, including comfortable seating, in-flight entertainment, and complimentary snacks and beverages.

United Airlines

United Airlines is one of the leading airlines serving the Seattle-London route. With its comprehensive network and excellent customer service, United Airlines offers a hassle-free journey for passengers.

Travelers can expect comfortable seating, delicious meals, and a variety of entertainment options to enhance their flight experience.

When planning your trip from Seattle to London, consider these major airlines as they offer a wide range of options in terms of schedules, fares, and in-flight amenities.

Best Airports in Seattle and London

Seattle-Tacoma International Airport (SEA)

Seattle-Tacoma International Airport, commonly known as Sea-Tac Airport, is the main airport serving the Seattle area. It is located in SeaTac, Washington, about 14 miles south of downtown Seattle. With its modern facilities and efficient operations, SEA is consistently ranked as one of the best airports in the United States.

SEA offers a wide range of amenities to ensure a pleasant travel experience for passengers. From a diverse selection of dining options to high-quality shopping outlets, travelers can find everything they need at SEA.

The airport also provides excellent connectivity, with non-stop flights to major cities around the world.

Furthermore, SEA prioritizes passenger comfort and convenience. It has spacious lounges, charging stations, and free Wi-Fi throughout the entire airport. The staff is known for their friendly and helpful service, ensuring that travelers feel welcomed and well-assisted during their time at SEA.

Heathrow Airport (LHR)

Heathrow Airport, located in London, is one of the busiest and most well-known airports in the world. As the primary airport serving the city, it handles millions of passengers each year and offers a wide range of services and amenities.

One of the highlights of Heathrow Airport is its extensive shopping options. From luxury brands to high-street retailers, travelers can indulge in some retail therapy before or after their flights. The airport also boasts a wide variety of restaurants and cafes, catering to different tastes and dietary preferences.

In terms of connectivity, Heathrow Airport is well-connected to various destinations worldwide. It serves as a major hub for international travel, with flights to numerous cities across all continents.

Additionally, the airport provides excellent transportation links to central London, making it convenient for travelers to explore the city.

Gatwick Airport (LGW)

Gatwick Airport, located south of London, is another prominent airport in the region. It is known for its efficient operations and excellent customer service, making it a popular choice for both domestic and international travelers.

One of the advantages of Gatwick Airport is its proximity to central London. The airport is well-connected to the city via various transportation options, including trains and buses. This makes it convenient for travelers who want to quickly reach their destination in London.

Gatwick Airport also offers a wide range of amenities to enhance the passenger experience. From comfortable lounges to stylish shopping outlets, travelers can enjoy their time at the airport while waiting for their flights.

The airport has also implemented various measures to ensure the safety and well-being of its passengers.

Time Zone Changes

When flying from Seattle to London, one of the first things to consider is the significant time difference between the two cities. Seattle operates in the Pacific Standard Time (PST) zone, while London follows Greenwich Mean Time (GMT) or British Summer Time (BST) during daylight saving time.

This means that Seattle is 8 hours behind London. It’s important to keep this time difference in mind when planning your travel schedule.

Seattle is 8 hours behind London

Seattle is located on the west coast of the United States, while London is in the United Kingdom. Due to their geographical positions, there is a significant time difference between the two cities. When it is noon in Seattle, it is already 8:00 PM in London.

This time difference can have an impact on your travel plans, especially if you have connecting flights or need to coordinate with people in both cities. Make sure to adjust your schedule accordingly to avoid any confusion or missed appointments.

Gain time flying eastbound

When flying from Seattle to London, you will be traveling eastbound. This means that you will be going against the Earth’s rotation, and as a result, you will be gaining time. For example, if you depart from Seattle in the morning, you will arrive in London in the evening of the same day, despite the 8-hour time difference.

This can be quite advantageous for travelers as it allows them to maximize their day and adjust more easily to the local time upon arrival in London.

Plan for jet lag adjustment

Jet lag is a common concern when traveling across multiple time zones. When flying from Seattle to London, you will be experiencing a significant time difference, and it’s important to plan for jet lag adjustment.

Some tips to minimize the effects of jet lag include adjusting your sleep schedule a few days before your flight, staying hydrated during the flight, and trying to align your activities with the local time as soon as you arrive in London.

Additionally, exposure to natural light and avoiding caffeine and alcohol can also help your body adjust to the new time zone more smoothly.

For more information on managing jet lag and adjusting to time zone changes, you can visit SleepFoundation.org or MayoClinic.org.

Peak Travel Times and Seasons

When it comes to flying from Seattle to London, it’s important to be aware of the peak travel times and seasons. This knowledge can help you plan your trip better and potentially save you money on airfare.

Heaviest demand in summer

One of the busiest times to fly from Seattle to London is during the summer months. With schools out and vacation season in full swing, airlines experience a surge in demand for flights to popular European destinations, including London.

This increased demand often leads to higher ticket prices and limited availability. If you’re planning to travel during the summer, it’s advisable to book your flights well in advance to secure the best fares and ensure you get the dates and times that work best for you.

Book early for best fares

Booking your flight early is always a good idea, especially if you’re looking to get the best fares. Airlines typically release their flight schedules and tickets up to a year in advance, so it’s wise to start monitoring prices as soon as you know your travel dates.

By booking early, you increase your chances of snagging a great deal and avoid the stress of last-minute price hikes. Keep in mind that prices can fluctuate, so it’s a good idea to set up fare alerts or sign up for newsletters from airlines or travel websites to stay informed about any promotions or price drops.

Avoid flying around major holidays

If you want to avoid the crowds and potentially save some money, it’s best to avoid flying from Seattle to London during major holidays. During holiday periods like Christmas, New Year’s, and Thanksgiving, airports tend to be extremely busy, and flights are often more expensive.

Additionally, the weather during these times can be unpredictable, leading to delays and potential disruptions. If you have the flexibility to plan your trip around these peak travel times, you’ll have a better chance of finding more affordable fares and a smoother overall travel experience.

For more information on peak travel times and how to plan your trip from Seattle to London, you can visit websites such as Kayak.com or Skyscanner.com which provide comprehensive flight search and booking options.

Remember, being informed and proactive in your travel planning can make a significant difference in terms of cost and convenience.


Whether you’re traveling from Seattle to London for business or pleasure, knowing what to expect in terms of the flight path, duration, airlines, airports, time zones and peak times can help you plan and prepare for a smooth journey.

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