Does Singapore Airlines fly direct from Seattle to London?

Singapore Airlines does not operate a nonstop flight from Seattle to London. Instead, travellers can enjoy a smooth 1-stop connection via Singapore, with convenient layovers at Singapore (SIN).

How long is the flight from Seattle to London?

The flight time from Seattle to London typically ranges from around 30h to 32h, depending on the duration of your layover at Singapore (SIN).

What is Singapore Airlines' flight schedule between Seattle and London?

Singapore Airlines operates 1 daily departure between Seattle and London via Singapore. You can check our latest schedule for flight times and frequency.

Which aircraft does Singapore Airlines use on flights from Seattle to London?

On the Seattle to Singapore sector, Singapore Airlines operates the Airbus A350-900 with a choice of Business Class, Premium Economy Class, and Economy Class. From Singapore to London, flights are operated by the Boeing 777-300ER, offering First Class, Business Class, Premium Economy Class, and Economy Class.

Why fly from Seattle to London with Singapore Airlines?

When you fly from Seattle to London with us, you experience attentive service, comfortable cabins, and a carefully designed journey that supports you from check-in to arrival. Our teams are on hand throughout your trip to make your connection as smooth as possible. On board, you can enjoy thoughtfully prepared meals, a wide selection of entertainment on your personal screen, and considerate cabin crew. We focus on the details that matter, from seating comfort to a calm cabin environment. This route offers Business Class, Premium Economy Class, and Economy Class between Seattle and Singapore, and First Class, Business Class, Premium Economy Class, and Economy Class between Singapore and London. Each cabin is designed to give you space to relax, rest, or work in your preferred way. Your connection at Singapore Changi Airport gives you time to refresh, explore tranquil spaces, or enjoy a meal between flights. This combination of onboard comfort and a smooth transit through Singapore makes a flight with us truly A Great Way to Fly.

What cabin classes are available on Singapore Airlines flights from Seattle to London?

From Seattle to Singapore, you can choose between Business Class, Premium Economy Class, and Economy Class on the Airbus A350-900. From Singapore to London on the Boeing 777-300ER, you can travel in First Class, Business Class, Premium Economy Class, or Economy Class, giving you flexibility across the two sectors of your journey.

Which Seattle airports can I fly from to reach London with Singapore Airlines?

Singapore Airlines flights to London from Seattle depart from Seattle-Tacoma International Airport (SEA).

Does Singapore Airlines offer meals on Seattle-London flights?

In-flight Dining You will be served curated meals on both the Seattle–Singapore and Singapore–London sectors, with menus designed to suit long-haul travel and offer a choice of main courses. Special Meals We offer a selection of special meals for specific dietary needs, which you can request through Manage Booking before your flight so we can prepare them in advance. Book the Cook Eligible premium cabins on this route can pre-select meals from our Book the Cook service on selected sectors, giving you additional main course options created by our international culinary panel. Beverage Service A range of hot and cold drinks is available throughout the flight, including juices and hot beverages, and our signature Singapore Sling is available on board.

What is the baggage allowance for Seattle to London?

For flights between Seattle and London, the piece concept applies for checked baggage. In Economy Class, you may check in 2 pieces, each up to 23kg. In Premium Economy Class, you may check in 2 pieces, each up to 23kg. In Business Class, you may check in 2 pieces, each up to 32kg. In First Class, you may check in 2 pieces, each up to 32kg. Each individual checked piece must not exceed 32kg. For cabin baggage, Economy Class and Premium Economy Class passengers may bring 1 piece up to 7kg, while First Class and Business Class passengers may bring 2 pieces, each up to 7kg. Your final allowance is shown on your e-ticket, and KrisFlyer Elite Gold and PPS Club members enjoy additional allowances.

Is Wi-Fi available on Singapore Airlines flights from Seattle to London?

Wi-Fi is available on Singapore Airlines flights from Seattle to London once the aircraft is above 10,000 feet. KrisFlyer members enjoy free and unlimited Wi-Fi; Economy Class and Premium Economy Class members should add their membership number to the booking at least 1.5 hours before departure. Non-members can purchase access plans on board. The connection is suitable for messaging, email, and basic browsing, but it does not support video streaming, video calls, or large file transfers.

What is the legroom on Singapore Airlines flights from Seattle to London?

On both sectors of the Seattle–Singapore–London journey, Economy Class offers a seat pitch of about 32 inches with up to 19 inches of seat width, providing comfortable space for long-haul travel. Premium Economy Class provides a larger seat with about 38 inches of pitch and up to 20 inches of width, along with enhanced recline. Business Class features a fully flat bed with direct aisle access on both the Airbus A350-900 and Boeing 777-300ER, while First Class on the Boeing 777-300ER from Singapore to London offers a spacious fully flat bed and additional personal space.

Does Singapore Airlines provide lounge access for layovers in Singapore?

Yes, Singapore Airlines provides lounge access to eligible passengers with a layover in Singapore. Your eligibility is based on your class of travel or your KrisFlyer and Star Alliance status, and it is determined by your flight leaving Singapore. Eligible passengers may be able to use The Private Room, SilverKris Lounge (First Class), SilverKris Lounge (Business Class), or the KrisFlyer Gold Lounge. Other options, like purchasing a day pass at a pay-per-use lounge, are also available. Lounge Access Eligibility Cabin Class: Complimentary for Suites, First, and Business Class passengers. Premium Economy and Economy travellers do not have access unless they hold eligible status. Frequent Flyer Status: PPS Club and KrisFlyer Elite Gold (or Star Alliance Gold) members have access regardless of cabin class. The 'Next Segment' Rule: Eligibility is based on the flight immediately departing that airport. For example, if you fly Economy from Seattle but have a Business Class onward flight from Singapore, you get lounge access in Singapore only.

How should I spend my layover in Singapore?

If your layover is at Singapore Changi Airport and you have sufficient time, you can join the official free city tour, which generally requires at least a 5.5-hour transit. This lets you see highlights of Singapore before returning for your onward flight. For shorter layovers, the airport offers themed gardens, rest areas, and family-friendly attractions that help time pass smoothly. You can also enjoy a range of dining options and quiet corners to relax or freshen up before boarding. Your time at Singapore Changi Airport is more than just a wait — it is an integral part of your journey.

What is the time difference between Seattle and London?

Seattle follows Pacific Time (UTC−8) in winter and Pacific Daylight Time (UTC−7) roughly from March to early November. London follows Greenwich Mean Time (UTC+0) in winter and British Summer Time (UTC+1) roughly from late March to late October. This means London is typically 8 hours ahead of Seattle in winter and 7 or 8 hours ahead during overlapping daylight saving periods, depending on the specific dates.

Will my baggage be checked through from Seattle to London?

Yes, your baggage will typically be checked through to London when flying from Seattle via Singapore on a single booking with Singapore Airlines. Through-Check Conditions For your bags to be sent directly to your final destination, the following general conditions must be met: Single Itinerary: Both flight segments (Seattle–Singapore and Singapore–London) must be under the same booking reference or PNR. Layover Duration: Your connection in Singapore must be less than 24 hours. If your layover exceeds 24 hours, it is considered a stopover, and you will typically be required to collect your luggage and re-check it for your onward flight. Partner Airlines: If your onward flight from Singapore to London is operated by a partner airline, Singapore Airlines has through-check agreements that usually allow your bags to be tagged to your final destination.

Can I break my journey in Singapore when flying from Seattle to London?

You may be able to plan a stopover in Singapore on your Seattle–London trip, subject to your ticket conditions and availability. When booking, you can search for multi-city options or speak with our customer service team or your travel agent, who can advise whether a stopover can be added to your itinerary.

Flights from Seattle (SEA) to London (LON)

About London

Discover London

Why visit London?
London is a dynamic blend of historic landmarks, leafy parks, and creative neighbourhoods, where iconic sights sit alongside modern architecture. You can stroll along the Thames, explore world-class museums, and discover local markets all in a single day.

What to expect
You will find distinct areas such as Westminster, the West End, and the South Bank, each with its own character and pace. London feels energetic yet surprisingly green, with efficient public transport linking grand avenues, quiet mews streets, and riverside walks.

Plan your trip
London works well as both a short city break and a longer stay, with easy day trips to castles, countryside, and coastal towns. Its major rail hubs and airports make it a natural gateway for exploring the rest of England, Scotland, Wales, and wider Europe.

Top sights in London

Tower of London

Explore this riverside fortress and former royal residence, and enjoy views of Tower Bridge just next door.

Buckingham Palace and St James's Park

Walk through elegant St James's Park for classic views of Buckingham Palace and its grand surroundings.

London Eye and South Bank

Ride the London Eye for sweeping city views, then wander the South Bank promenade with its street performances and riverside cafes.

British Museum

Discover extraordinary collections from around the world in one of London’s most famous free-admission museums.

Covent Garden

Browse designer boutiques, enjoy live performances, and relax in cosy cafes around its historic piazza and covered market.

The Shard

Head up to the viewing platforms for a striking panorama of London’s skyline and winding river below.

Hyde Park and Kensington Gardens

Unwind with a stroll, boat ride, or lakeside picnic in one of the city’s largest central green spaces.

Camden Market

Wander a maze of stalls selling vintage fashion, crafts, and global bites beside the Regent’s Canal.

Experience London’s everyday rhythm

Getting around
The London Underground and frequent buses make it simple to cross the city quickly, whatever the weather. For a scenic route, ride a river boat along the Thames or a red double-decker bus on central routes, then walk the final stretch through characterful side streets.

Local life & culture
London’s neighbourhoods each have a distinct feel, from the theatre lights of the West End to the village-like streets of Hampstead. Galleries, live music venues, and leafy squares create a steady rhythm of exhibitions, performances, and cultural events throughout the week.

Where to unwind
You can pause in expansive parks like Regent’s Park or along the canals of Little Venice for a quieter side of the city. Early mornings and late afternoons are particularly pleasant, with softer light, calmer paths, and wide-open lawns ideal for a relaxed stroll.

A taste of London

Street food & local specialties
London’s food scene ranges from classic pies and roasts to contemporary twists on comfort dishes. Street food hubs and casual stalls in areas such as Borough Market and Spitalfields offer quick bites that reflect flavours from across the city.

Casual & modern dining hubs
You will find relaxed restaurants and food courts in central districts like Soho, King’s Cross, and Shoreditch, making it easy to mix different cuisines in one outing. Smaller plates and sharing menus are common, so you can sample a variety of dishes in a single meal.

Signature & scenic dining
For memorable views, look for dining rooms in riverside buildings or atop high-rise towers overlooking the Thames. Whether you prefer a refined tasting menu or a modern brasserie, there are options that pair carefully prepared dishes with city skylines and landmark backdrops.

Retail therapy in London

Malls & lifestyle hubs
Central London is home to large shopping streets and complexes where international brands share space with local designers. Areas around Oxford Street, Regent Street, and Westfield centres combine retail, dining, and entertainment, making them easy all-day destinations.

Markets & local crafts
Neighbourhood markets and side streets are ideal for finding distinctive pieces and independent labels. Covent Garden, Shoreditch, and Notting Hill stand out for handmade crafts, design-led boutiques, and characterful arcades tucked between historic buildings.

Evening retail scene
In the evening, many shopping streets glow with illuminated window displays and late-opening stores. Night-time markets and lively quarters stay active after dark, and frequent public transport services help you reach and return from these areas comfortably.

Best time to visit London

Springtime in London (March to May, shoulder season) brings mild days around 11–17°C (52–63°F) and blossoming parks. It is a pleasant time for relaxed sightseeing, riverside walks, and enjoying outdoor cafes before the busier summer period.

Summer in the city (June to August, peak season) is generally warm, with average temperatures of 18–24°C (64–75°F) and long daylight hours. Open-air events, park picnics, and al fresco dining are popular, and the extended evenings give you more time to explore.

Autumn and winter (September to February, low season) see cooler conditions from about 5–13°C (41–55°F), with crisp days and occasional misty mornings. Museums, theatres, and cosy pubs feel especially inviting, and seasonal lights and decorations add atmosphere to the city streets.