Find flights
When to book
FAQs

Cheap flights from Seattle to Singapore

SEA — SIN
25 Jun — 2 Jul1
1 adult
Tue 25/6
Tue 2/7

The best prices from Seattle/Tacoma Intl to Singapore Changi are usually found in February or March, booked 75 days in advance, depart on a Saturday or Sunday and return on a Monday

Cheap flight deals from Seattle to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 June 2024.

Popular in

December

Cheapest in

February

Average price

C$ 2,197

Round-trip from

C$ 1,550
High demand for flights, 28% potential price rise
Best time to find cheap flights, 15% potential price drop
Average for round-trip flights in June 2024
From Seattle/Tacoma Intl to Singapore Changi

What is the cheapest day to fly round-trip from Seattle to Singapore?

Friday is generally a great day to depart. Flying on this day could help you save up to 27%.

How far in advance should I book a flight from Seattle to Singapore?

Travellers have found it’s best to book a flight 40 days in advance to save up to 8% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 40 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to Singapore 1-2 weeks in advance for as low as C$ 1,569, or C$ 1,569 for flights within the next 24 hours.

What is the cheapest month to fly from Seattle to Singapore?

Our data shows that February tends to be the cheapest month to fly to Singapore from Seattle. Users have commonly found prices around C$ 1,737 for the month, but tickets can be as low as C$ 1,146. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from SEA to SIN?

A simple way to save on the total cost of your ticket is to fly from Seattle to Singapore in the morning. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the afternoon.

How far ahead should I book a flight from Seattle to Singapore?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Singapore. Price data was last updated on 14 June 2024.
To ensure you get the cheapest price possible for a flight from Seattle to Singapore, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from Seattle to Singapore?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Singapore. Price data was last updated on 16 June 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Singapore flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average temperature and rainfall totals by month.

SIN

Temperature

26 - 28 °C

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Related info for your journey

Find useful and relevant information for your journey from Seattle to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Seattle to Singapore flight route?

  • What does SEA to SIN mean?

    SEA stands for Seattle/Tacoma Intl Airport, while SIN stands for Singapore Changi Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from Seattle to Singapore that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Singapore flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Singapore with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Singapore flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Singapore that include hotel bookings?

    Yes. In addition to deals on Seattle to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Singapore.

  • Can I find deals for business class flights from Seattle to Singapore?

    Yes. Cheapflights offers flight deals from Seattle to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Singapore that allow pets onboard?

    Many airlines flying from Seattle to Singapore offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Singapore?

    Yes, you can often find last-minute deals on Seattle to Singapore flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • What are the most popular airlines that fly from Seattle to Singapore?

  • What is the cheapest month to book a flight from Seattle to Singapore?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Singapore (average of C$ 1,130). Flying from Seattle to Singapore in July is currently the most expensive (average of C$ 1,490). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Seattle to Singapore

Discover the top 4 airlines that operate flights from Seattle to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 436,157 searches. Data last updated 20 June 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 940AverageC$ 1,301FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Korean AirCheapestC$ 1,196AverageC$ 1,409FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Singapore AirlinesCheapestC$ 1,197AverageC$ 1,479FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
DeltaCheapestC$ 1,282AverageC$ 1,326FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Search flights from Seattle to Singapore by cabin class

Find flights from Seattle to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Seattle to Singapore

Find hourly flight availability from Seattle to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 June 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Seattle to Singapore

Explore weekly flight availability from Seattle to Singapore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 June 2024.
Sunday0daily flights
Monday0daily flights
Tuesday1daily flight
Wednesday0daily flights
Thursday1daily flight
Friday0daily flights
Saturday1daily flight

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Singapore?

Cheapflights helps you search for flights from Seattle to Singapore via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Singapore?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Singapore from Seattle.

Can Cheapflights find flights from Seattle to Singapore with no change fees?

Yes! Cheapflights helps users easily find flights from Seattle to Singapore with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Singapore become cheaper?

Yes! Start tracking prices for Seattle to Singapore flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.