Cheap flights from Seattle to Singapore

Seattle-Tacoma
SEA
Changi
SIN

Flight deals from Seattle to Singapore

Below you can see the best deals on flights Seattle — Singapore for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 15 September, from $403.

Top 10 cheap flights from Seattle to Singapore

When is the best time to book a flight from Seattle to Singapore?

The price of a flight from Seattle to Singapore changes depending on how far ahead you book. For the best chance of a lower fare, book around 30 days before departure, when the average ticket costs about $575. Fares also tend to climb as the departure date gets closer.

About the Seattle — Singapore flight

Looking for cheap flights from Seattle to Singapore? Compare fares from different airlines, check the flight schedule and travel time — and book your Seattle — Singapore ticket online at the best price.

The route has direct flights — around 10 flights per week, flights are operated by Singapore Airlines, a nonstop flight takes about 16 h 44 min, the distance between the cities is around 12,987 km.

Planning your trip? You may find our Singapore travel guide, how to get from the airport into town and Singapore weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $367Min. price
DecemberCheapest
JanuaryPeak season
YesDirect flights
12,987 kmDistance
16 h 44 minTravel time
1Airlines
10 / wkFlights

Flight schedule from Seattle to Singapore

The table shows direct flights from Seattle to Singapore on the selected date. The flight takes approximately 16 h 44 min. Regular flights are operated by Singapore Airlines. Departures from Seattle-Tacoma International Airport and Paine Field airports, arrivals at Changi International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
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Last update: 25 Aug 2026

Flight ticket prices by day: Seattle — Singapore

Below is a calendar of the lowest flight ticket prices for Seattle — Singapore by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $367 in December, and the most expensive are around $432 in January. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Seattle to Singapore by month. Tickets are usually cheapest in February (around $479) and priciest in June (about $741) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$627mediumMay$570mediumSep$490low
Feb$479lowJun$741highOct$593medium
Mar$490lowJul$707highNov$547medium
Apr$501lowAug$570mediumDec$741high

Some values are estimated based on seasonality.

When to fly

Weather in Singapore: it is warmest in March (up to 31 °C on average) and coolest in January (around 29 °C). The driest month is February.

Tickets are usually cheapest in December and most expensive in January. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Singapore

Dry and wet days · Singapore

Wind speed and direction · Singapore

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How to get the best deal on a Seattle — Singapore ticket

  • Book ahead: fares for Seattle — Singapore are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Seattle is served by more than one airport — compare fares and travel time to each before you book.
  • Flights Seattle — Singapore operate on Sundays, Tuesdays, Thursdays, Fridays and Saturdays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to Singapore is usually December — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Seattle — Singapore route are operated by 1 airline; Singapore Airlines runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • Singapore AirlinesSQ
    3x/week
    WebsiteFleet: 16325M pax/year
    • Direct flight SEA → SIN3x/week
      Duration
      16h 20m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Seattle — Singapore route

Flights Seattle — Singapore depart from Seattle-Tacoma International Airport and Paine Field and arrive at Changi International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Seattle

SEA
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Singapore

SIN
Singapore
About the cityHow to get thereWeatherAll about the country Singapore
Departure airports
Arrival airports

Interesting articles about Singapore

Useful information

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Singapore Transport: How to Get Around the City

Singapore has one of the most developed public transport systems, but it has its own peculiarities. Taxi The easiest, most convenient, and at the same time inexpensive way to get around is by taxi. Fo…

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How to get to Singapore: plane, train, bus

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Frequently asked questions about the Seattle — Singapore flight

How long is the flight from Seattle to Singapore?

A nonstop Seattle — Singapore flight takes about 16 h 44 min — the distance between the cities is around 12,987 km.

How far is it from Seattle to Singapore?

The distance from Seattle to Singapore is about 12,987 km, which a nonstop flight covers in around 16 h 44 min.

Are there direct flights from Seattle to Singapore?

Yes, there are nonstop flights Seattle — Singapore — around 10 flights per week.

Which airlines fly from Seattle to Singapore?

Airlines operating Seattle — Singapore include Singapore Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Seattle — Singapore flights use?

Flights from Seattle depart from Seattle-Tacoma International Airport, Paine Field, and arrive at Changi International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Seattle to Singapore?

The price of a Seattle — Singapore ticket depends on your travel date, season and demand: it is usually cheapest to fly in December, and most expensive in January. Tickets typically cost between $367 and $432. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Seattle — Singapore?

Flights Seattle — Singapore are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is December. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Seattle to Singapore?

To catch a low fare Seattle — Singapore, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually December.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Seattle

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Los AngelesAnchorageVancouverSan FranciscoPhoenixSan DiegoSan JoseSpokanePortlandSanta AnaNew York CityBoiseDenverChicagoDallasSalt Lake CitySacramentoLas VegasRedmondBostonAtlantaHonoluluWashington, D.C.MinneapolisPascoBurbankAustinFairbanksJuneauEugeneNashvilleHoustonCalgaryBozemanDetroitPalm SpringsMissoulaMedfordRenoOrlando

Where else you can fly from Singapore

See all
Kuala LumpurJakartaBangkokDenpasarManilaHo Chi Minh CityTokyoGeorge TownShanghaiMelbourneHong KongSydneyPhuketSeoulPerthChennaiTaipeiBeijingLondonKoh SamuiHanoiMumbaiBrisbaneTiruchirappalliGuangzhouDa NangBengaluruShenzhenDelhiYangonSurabayaKota KinabaluDubaiOsakaColomboCebu CityChongqingDhakaMedanChengdu

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