Does Singapore Airlines fly direct from Hanoi to Seattle?

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

How long is the flight from Hanoi to Seattle?

The flight time from Hanoi to Seattle typically ranges from about 18h 15m to 22h, depending on the duration of your layover at Singapore.

What is Singapore Airlines flight schedule between Hanoi and Seattle?

Singapore Airlines operates daily one-stop services between Hanoi and Seattle via Singapore. You can check our latest schedule for flight times and frequency.

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

On the Hanoi to Singapore sector, flights are operated by the Airbus A350-900 and the Boeing 737-8 MAX. From Singapore to Seattle, flights are operated by the Airbus A350-900.

Why fly from Hanoi to Seattle with Singapore Airlines?

On this route, we focus on making your long journey as calm and comfortable as possible, with attentive service from the moment you check in until you arrive in Seattle. Our teams support you through each stage of the trip, including your connection in Singapore. You can enjoy thoughtfully prepared in-flight meals, a wide selection of movies, TV shows, and music, and a cabin designed for rest. Our cabin crew are on hand to help you stay comfortable and hydrated throughout the journey. From Hanoi to Singapore, you can choose between Business Class and Economy Class. On the Singapore to Seattle sector, you can travel in Business Class, Premium Economy Class, or Economy Class, giving you flexibility to match your preferred level of space and service. Your connection at Singapore Changi Airport is designed to be smooth, with clear wayfinding and comfortable spaces to relax. If you have more time, you can explore the airports gardens and amenities before boarding your onward flight, making a flight with us truly A Great Way to Fly.

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

From Hanoi to Singapore, you can travel in Business Class or Economy Class, depending on the specific flight. From Singapore to Seattle, you can choose from Business Class, Premium Economy Class, or Economy Class. This combination allows you to select the cabin experience that best suits each sector of your journey.

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

Singapore Airlines flights to Seattle depart from Noi Bai International Airport in Hanoi (HAN). All services on this route connect through Singapore before continuing to Seattle.

Does Singapore Airlines offer meals on Hanoi-Seattle flights?

In-flight Dining You will be served complimentary meals and snacks on both the Hanoi–Singapore and Singapore–Seattle sectors, with menus designed to suit the time of day and length of each flight. Special Meals We offer a range of special meals to meet specific dietary needs on this route. Please request your preferred special meal when you book or at least 48 hours before departure so we can prepare it for you. Book the Cook Eligible passengers in premium cabins on the Singapore–Seattle sector can pre-select main courses from our Book the Cook service, choosing from a curated menu prepared specially for your flight. Beverage Service A selection of hot and cold drinks, including juices, soft drinks, coffee, and tea, is available throughout the flight. Our signature Singapore Sling is also available on board, so you can enjoy a classic taste of Singapore during your journey.

What is the baggage allowance for Hanoi to Seattle?

For flights between Hanoi and Seattle, 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. Each individual checked bag must not exceed 32kg. For cabin baggage, Economy Class and Premium Economy Class customers may bring 1 piece up to 7kg, while Business Class customers may bring 2 pieces, each up to 7kg. Your exact allowance will be 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 Hanoi to Seattle?

Wi-Fi is available on Singapore Airlines flights on this route once the aircraft is above 10,000 feet. It is free and unlimited for KrisFlyer members, though Economy Class and Premium Economy Class customers must add their membership number to the booking at least 1.5 hours before departure. Paid plans are available for non-members. Connectivity 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 Hanoi to Seattle?

On the Hanoi–Singapore sector, Economy Class seats offer a 32-inch pitch and up to 19-inch seat width, while Business Class features a fully flat bed with direct aisle access on widebody aircraft, or spacious reclining seats with generous legroom on the Boeing 737-8 MAX. On the Singapore–Seattle sector, Economy Class provides a 32-inch pitch and up to 19-inch seat width, Premium Economy Class offers a 38-inch pitch and up to 20-inch seat width, and Business Class features a fully flat bed with direct aisle access at every seat.

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. Other options, like purchasing a day pass at a pay-per-use lounge, are also available. Eligible customers may use facilities such as the SilverKris Lounge (First Class), SilverKris Lounge (Business Class), and the KrisFlyer Gold Lounge. 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 Hanoi 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 you have a longer connection at Singapore Changi Airport, you can join a free transit tour into the city when available, usually requiring a minimum layover of around 5.5 to 6 hours. This lets you see key highlights before returning in time for your onward flight. For shorter layovers, you can stay airside and enjoy the airports gardens, quiet rest areas, and entertainment zones, which may include features such as indoor greenery, play areas, and comfortable seating. 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 Hanoi and Seattle?

Hanoi follows Indochina Time (UTC+7) and does not observe daylight saving time. Seattle follows Pacific Time, which is UTC-8 in winter (roughly November to March) and UTC-7 in summer (roughly March to November). This means Seattle is 15 hours behind Hanoi in winter and 14 hours behind in summer.

Will my baggage be checked through from Hanoi to Seattle?

Yes, your baggage will typically be checked through to Seattle-Tacoma International Airport when flying from Hanoi 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 (Hanoi–Singapore and Singapore–Seattle) 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 Seattle 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 Hanoi to Seattle?

You may be able to plan a stopover in Singapore on your Hanoi–Seattle 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 Hanoi (HAN) to Seattle (SEA)

About Seattle

Discover Seattle

Why visit Seattle?
Seattle pairs a dramatic waterfront and mountain backdrop with a creative, technology-driven spirit. You will find a city that feels both energetic and relaxed, with independent cafés, leafy neighbourhoods, and a strong connection to the outdoors on Puget Sound.

What to expect
Downtown is compact and walkable, with icons like Pike Place Market, the waterfront piers, and the Space Needle close to each other. Neighbourhoods such as Capitol Hill, Ballard, and Fremont add character with galleries, coffee bars, and live music venues that showcase the citys artistic side.

Plan your trip
Seattle works well as a city break and as a base for exploring the wider Pacific Northwest. From here you can reach islands on the local ferry network, or set off towards national parks and wine regions, making it easy to combine urban experiences with time in nature.

Top sights in Seattle

Pike Place Market

Browse fresh produce, local crafts, and street performers at Seattles historic market overlooking Elliott Bay.

Space Needle

Ride the lift to the observation deck for wide views of the city skyline, Puget Sound, and distant snow-capped peaks.

Chihuly Garden and Glass

Discover colourful glass sculptures in striking indoor galleries and a landscaped outdoor garden beside the Space Needle.

Seattle Waterfront

Stroll along the piers, visit the Seattle Aquarium, and watch ferries come and go across the bay.

Museum of Pop Culture (MoPOP)

Explore interactive exhibits on music, film, and gaming in a bold, contemporary building at Seattle Center.

Kerry Park

Head to this small hillside viewpoint for classic postcard views of downtown, especially around sunset on clear days.

Ballard Locks

Watch boats move between lake and sea level, and walk the surrounding gardens for a peaceful break from downtown.

Bainbridge Island

Take a scenic ferry ride from downtown to explore quiet streets, coastal viewpoints, and small galleries on the island.

Experience Seattles everyday rhythm

Getting around
You can move easily on foot in the downtown area, then use the Link light rail and bus network for longer journeys across the city. Ferries add a scenic way to reach nearby islands, while rideshare or taxis are convenient for late-evening or hillside neighbourhoods.

Local life & culture
Seattle has a strong café culture and a relaxed pace, even in its busy core. Independent bookshops, small music venues, and art spaces are woven into daily life, and you will see locals meeting friends in parks, waterfront promenades, and community-focused neighbourhood streets.

Where to unwind
Discovery Park, Green Lake, and the waterfront paths provide space to walk, run, or simply watch the changing light over the water. Mornings are calm and ideal for gentle walks, while evenings bring soft sunsets that highlight the surrounding mountains and the glow of the city lights.

A taste of Seattle

Street food & local specialties
Around Pike Place Market and food truck parks, you can try seafood, chowders, and a wide mix of snacks from small vendors. You will also find bakeries and cafés serving pastries, sandwiches, and quick bites that suit a day of sightseeing.

Casual & modern dining hubs
Neighbourhoods such as Capitol Hill, Ballard, and South Lake Union offer relaxed restaurants, gastropubs, and noodle bars. Many menus are designed for sharing, so you can sample several dishes across different styles, from comforting classics to lighter, seasonal plates.

Signature & scenic dining
For special occasions, look for dining rooms with views over Elliott Bay or the city skyline, especially around the waterfront and higher city viewpoints. These venues often pair carefully prepared menus with floor-to-ceiling windows, turning a meal into a memorable part of your visit.

Retail therapy in Seattle

Malls & lifestyle hubs
Downtown Seattle has major shopping centres and streets where international brands sit alongside local labels. These areas often combine shops with cinemas, casual restaurants, and gathering spaces, so you can make a full day out of browsing and relaxing.

Markets & local crafts
Pike Place Market is known for its stalls selling handmade goods, artwork, and speciality products. Beyond downtown, districts such as Ballard, Fremont, and Capitol Hill feature boutiques, vintage shops, and studios where you can discover locally designed items and creative souvenirs.

Evening retail scene
In the evening, central shopping streets stay lively with lit storefronts, cafés, and late-opening stores. Some neighbourhoods host occasional night-time events or markets where you can explore stalls after dark, and public transport makes these areas straightforward to reach and return from.

Best time to visit Seattle

Summer season (June to August, peak season)
Summer in Seattle is generally warm and dry, with average temperatures around 24°C (75°F). Clear days make it ideal for outdoor activities, harbour cruises, and longer evenings by the water, and many festivals and events take place across the city.

Mild autumn and spring (March to May, September to November, shoulder season)
These months bring mild temperatures, typically 10–18°C (50–64°F), and a mix of clouds and sunshine. You may encounter some rain, but parks and neighbourhood streets are colourful and less busy, creating a pleasant atmosphere for relaxed city walks and museum visits.

Cool winter (December to February, low season)
Winters are cool and often damp, with average temperatures around 7°C (45°F). While you might see more cloudy days, this is a calm time to explore indoor attractions, enjoy cosy cafés, and, on clear days, appreciate snow on the surrounding mountain ranges.