Cheap flights from Singapore to Seattle from $415
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to Seattle departing on 11/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Singapore to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
In general, February is the cheapest month to fly from Singapore to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $855. If you don’t want to visit Seattle in February, then you should wait until March to fly from Singapore, when ticket prices are also cheap, with an average price of $855.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Singapore is on a Monday. momondo users have found tickets for Monday departures for as low as $1,040. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Singapore because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,655.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Singapore at noon is the least expensive time of day to depart. momondo users have found prices as low as $847 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $1,350. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Singapore Changi to Seattle/Tacoma Intl flight route?
Fly from Singapore Changi to Seattle/Tacoma Intl for the best Singapore Changi - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Singapore when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $946 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Singapore for as low as $876 on momondo.
What cabin class options are available on Singapore Changi to Seattle/Tacoma Intl flights?
There are 3 cabin classes available to choose from on Singapore Changi to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Singapore to Seattle flights?
No. A direct flight is the cheapest option for a flight between Singapore to Seattle.
How have Singapore to Seattle flight prices changed over time?
As of June 2025, prices for Singapore to Seattle flights are approximately 38% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Singapore Changi to Seattle/Tacoma Intl?
Philippine Airlines, United Airlines, and Air Canada are the most popular carriers operating from Singapore Changi to Seattle/Tacoma Intl
What airlines fly to Seattle?
Singapore Airlines, STARLUX Airlines and United Airlines are the top three most popular airlines that fly to Seattle from Singapore according to our data. Singapore Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
How many flights depart from Singapore to Seattle on average per week?
The number of flights available between Singapore and Seattle is 5 per week as of June 2025. The most frequent departure day is Tue, with 20% of weekly flights leaving on this day.
When to book flights from Singapore to Seattle
Cheap Singapore to Seattle (SIN to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Singapore to Seattle
Best Price Found | $415 |
|---|---|
Fastest flight time | 14h 10m |
Direct flights | Mon, Wed, Fri, Sat and Sun |
Airports in Seattle | 1 airport |
How far is Singapore Changi to Seattle/Tacoma Intl by plane?
A flight from Singapore Changi to Seattle/Tacoma Intl will travel around 8059.6 mi. A reasonable flight in good conditions will take 14h 10m.
When did momondo last update prices for flights from Singapore Changi Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Singapore Changi Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Singapore Changi Airport to Seattle/Tacoma Intl Airport?
As of June 2025, there are 6 operators available to choose from for flights from Singapore Changi Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Singapore Changi Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Singapore Changi Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Singapore to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Singapore to Seattle is Airbus A350-900 (83.33% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (11.11%) and Boeing 777-300ER (5.56%).
What is the most popular airline from Singapore to Seattle?
Based on momondo bookings for flights between Singapore and Seattle, the leading airline is Singapore Airlines, making up 32% of the total bookings. Other popular airlines include STARLUX Airlines with 20%, United Airlines with 15%, and American Airlines with 12%.
Best airlines flying from Singapore to Seattle
Compare and see reviews for airlines that fly from Singapore to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $762 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $763 | Free Cancellation | Rating 8.1 1,308 reviews | |||
| PriceFrom $779 | Free Cancellation | Rating 8.4 1,204 reviews | |||
| PriceFrom $785 | Free Cancellation | Rating 9.1 178 reviews | |||
| PriceFrom $859 | Free Cancellation | Rating 8.3 886 reviews | |||
| PriceFrom $1,067 | Free Cancellation | Rating 7.2 10,000 reviews |
Singapore Airlines Flights From Singapore to Seattle
Singapore Airlines operates around 5 flights from Singapore to Seattle every week. The average price of these flights found in the last 72 hours has been $1,340, but momondo users have found Singapore Airlines deals from Singapore to Seattle from as low as $763 round-trip. Singapore Airlines has been scored 8.1/10 in 1,308 reviews.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Singapore to Seattle?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Singapore.
Can I find flights from Singapore to Seattle with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Singapore to Seattle flights to just show those with flexible booking policies.
How can momondo help me find flights from Singapore to Seattle?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Singapore to Seattle.
I’m not ready to book a flight from Singapore to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Singapore to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.