Cheap flights from Singapore to Seattle

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Flight deals from Singapore to Seattle

Looking for a cheap last-minute deal or the best return flight from Singapore to Seattle? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Singapore to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore to Seattle flights are currently cheapest in May.

Direct flights from Singapore to Seattle

Alternative Singapore to Seattle routes

Looking for the cheapest, fastest or easiest route from Singapore to Seattle? You could fly into the following airports instead.

Singapore to Seattle: Flight information

The things to know before you go.
Cheapest flight found$597
Cheapest month to flyMay
Average flight time14 hrs, 22 mins
Most popular airlineSingapore Airlines
Average flights per week9

Finding cheap flights from Singapore to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Singapore to Seattle is $867. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
14 hours and 22 minutes is the average flight time from Singapore to Seattle.
Singapore Airlines flies direct from Singapore to Seattle.
As of March 2025, there are 9 flights per week flying from Singapore to Seattle.
The cheapest month to fly from Singapore to Seattle is usually March 2025.
If you're flying from Singapore, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from $867.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Singapore to Seattle on Sunday, 6 April 2025.
Yes – the average flight time is 14 hours and 22 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 6°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
The cheapest airline that flies to Seattle is China Airlines. And the cheapest airline that flies to Seattle Boeing Fld Airport is Singapore Airlines.

Flying from Singapore to Seattle: what you need to know

  • There are a couple of main airports you can fly out of in Singapore. Check out your options leaving from Changi International Airport (SIN) or Seletar Airport (XSP) when planning your flight from Singapore to Seattle.

  • When it comes to planning your arrival in Seattle, Seattle-Tacoma International Airport (SEA) and Lake Union Sea Plane Base (LKE) are the major hubs.

  • The average duration of a direct flight from Singapore to Seattle is 14 hours 28 minutes. Seattle's timezone is UTC-7, making Seattle 15 hours behind Singapore.

  • The busiest route for flights from Singapore to Seattle is from Changi International Airport (SIN) to Seattle-Tacoma International Airport (SEA). You can choose from 11 weekly services between these two airports. If you'd like to head off as soon as possible, the earliest flight from SIN to SEA is the 09:00 Singapore Airlines option. If you have other commitments or plans on your day of travel, the final departure is at 09:05 with Singapore Airlines.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to catch your flight from Singapore to Seattle.

  • Longer lines at check-in and security are more likely if you're heading away during high season, so allow a little extra breathing room. A good general rule for peak times? Get there up to four hours ahead for international flights and at least two hours for domestic departures.

  • If you hold a passport from Singapore, you will need an ETA to visit United States. This applies if you're booking a cheap flight from Singapore to Seattle for tourism purposes. The rules may differ if you're travelling for business or other reasons. Always check official visa guidelines before you make travel plans and definitely before you fly.

Flying from Singapore

Changi International Airport (SIN)

  • Take off from Changi International Airport (SIN) on a nonstop flight from Singapore to Seattle. From SIN, you can travel directly to Seattle-Tacoma International Airport (SEA).

  • Singapore Airlines is a leading airline that operates direct flights from Singapore to Seattle jetting out of SIN.

  • Stopovers are the perfect opportunity to take a travel break — and maybe even tour another city. When searching for flights from Singapore to Seattle departing from Changi International Airport, uncheck the 'Direct flights only' box to see where you can stop along the way. Some popular options include:

    • Ninoy Aquino International Airport (MNL)

    • Narita International Airport (NRT)

    • Vancouver International Airport (YVR)

  • Located around 21 kilometres from central Singapore, SIN can be reached in approximately 21 minutes by car (depending on traffic). The journey by public transport takes roughly 1 hour.

  • After an easy start to your travels? Stay near Changi International Airport. Whether you're taking an early flight from Singapore to Seattle or just don't like being rushed, these hotels have you covered:

Seletar Airport (XSP)

  • Get the most out of your holiday with a stopover on your flight from Singapore to Seattle. Visit friends or family or tick a new city off your list. Whatever you choose to do, check out these options between Changi International Airport and Seattle:

    • Ninoy Aquino International Airport (MNL)

    • Narita International Airport (NRT)

    • Vancouver International Airport (YVR)

  • XSP is around 19 kilometres from central Singapore. It takes 23 minutes or so to get to the airport by car from the city centre. Public transport takes approximately 1 hour and 24 minutes.

  • Want to spoil yourself with an extra night away before your flight from Singapore to Seattle? Relax in a hotel near Seletar Airport before your holiday officially starts. Consider one of these stays:

Arriving in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) to central Seattle is roughly 23 kilometres. It takes around 18 minutes to get to the centre driving.

  • If you're travelling on public transport, expect a journey of roughly 54 minutes.

  • Consider staying in a hotel close to SEA if you're catching a late flight from Singapore to Seattle. Select one of these options and avoid the hassle of a long transfer:

Lake Union Sea Plane Base Airport (LKE)

How to find the cheapest flights from Singapore to Seattle

  • Right now, $597 is the lowest price we've seen for a one-way ticket from Singapore to Seattle. The cheapest price for a return flight is $867. Remember fares may change due to demand at the time of booking.

  • Book 9 months before travelling. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from Singapore to Seattle.

  • May is the cheapest month for tickets from Singapore to Seattle. If you'd like to travel at a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

  • Getting a cheap ticket from Singapore to Seattle couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll let you know as soon as the price has dropped.

  • Tailor your flights using filters. Select your ideal departure and arrival times, airlines and total journey duration. You can also sort results by 'Best,' 'Fastest' or 'Cheapest' flights from Singapore to Seattle.

Best time to go to Seattle

  • It's time to figure out your trip dates for your flight from Singapore to Seattle. July is the most popular month to visit Seattle. If you like a quieter vibe, go in May.

  • Before booking a flight from Singapore to Seattle, consider the type of weather you prefer. August is the warmest month in Seattle, with temperatures ranging from 12ºC to 28ºC.

  • If you'd rather travel in cooler conditions, book a cheap ticket from Singapore to Seattle in February when temperatures average between -1ºC and 11ºC.

More about Seattle

  • When it comes to searching for somewhere to rest your head, you'll find the most popular stays in Seattle right here. Explore these options after you've booked your flight from Singapore to Seattle:

  • There are so many things to discover in this city it can be difficult to know where to begin. Gas Works - Lake View Point, Queen Anne Bowl Playfield and LMN Architects are leading attractions which should feature on every Seattle itinerary.

Complete your Seattle trip with a car rental

  • Check out our range of car rentals once you've found your hotel and cheap flight from Singapore to Seattle. Whether you want a compact ride, roomy sedan or anything in between, you can easily compare companies in one go to get the best deal.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.