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Uncover the best deals on Seattle to Singapore flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest SEA - SIN Flights
Useful information for finding best airline tickets from Seattle Tacoma International to Singapore Changi on your next trip.
Cheapest Round Trip Flight
$1119
United Airlines
• 1 stop
• 33h 30m
Jul 20 – Jul 27
The cheapest round trip flight from Seattle to Singapore (SEA-SIN-SEA) is currently $1119
Fastest Flight
33h 30m
The fastest nonstop flight from Seattle to Singapore (SEA-SIN) takes 33h 30m
Top Airlines Flying from Seattle to Singapore
Latest Flight Deals from Seattle (SEA) to Singapore (SIN)
Compare and book low fare round-trip air tickets from Seattle to Singapore. Ideal for travelers with confirmed return itineraries.
Jul 20 - Jul 27, Economy
Seattle → Singapore
33h 30m
7:05 PM - 6:15 AM • 1 stop
Seattle → Singapore
48h 45m
8:45 AM - 11:10 PM • 1 stop
United Airlines
Jul 20 - Jul 27, Economy
Seattle → Singapore
44h 14m
7:56 PM - 1:50 PM • 2 stops
Seattle → Singapore
48h 40m
2:15 AM - 4:35 PM • 2 stops
Alaska Airlines
Jul 20 - Jul 27, Economy
Seattle → Singapore
50h 20m
12:25 PM - 12:25 PM • 1 stop
Seattle → Singapore
52h 35m
7:20 AM - 10:20 AM • 1 stop
Cathay Pacific Airways
Jul 20 - Jul 27, Economy
Seattle → Singapore
50h 20m
1:55 AM - 1:55 PM • 1 stop
Seattle → Singapore
52h 35m
3:20 PM - 7:50 PM • 1 stop
China Airlines
Jul 20 - Jul 27, Economy
Seattle → Singapore
50h 40m
4:25 PM - 2:05 PM • 2 stops
Seattle → Singapore
40h 30m
3:15 AM - 12:45 PM • 1 stop
Qatar Airways
Flying to Singapore soon? We've surfaced some of the most affordable last-minute flights from Seattle to Singapore, ideal for urgent plans or spontaneous trips.
Jul 20 - Jul 27, Economy
Seattle → Singapore
33h 30m
7:05 PM - 6:15 AM • 1 stop
Seattle → Singapore
48h 45m
8:45 AM - 11:10 PM • 1 stop
United Airlines
Jul 20 - Jul 27, Economy
Seattle → Singapore
44h 14m
7:56 PM - 1:50 PM • 2 stops
Seattle → Singapore
48h 40m
2:15 AM - 4:35 PM • 2 stops
Alaska Airlines
Jul 20 - Jul 27, Economy
Seattle → Singapore
50h 20m
12:25 PM - 12:25 PM • 1 stop
Seattle → Singapore
52h 35m
7:20 AM - 10:20 AM • 1 stop
Cathay Pacific Airways
Jul 20 - Jul 27, Economy
Seattle → Singapore
50h 20m
1:55 AM - 1:55 PM • 1 stop
Seattle → Singapore
52h 35m
3:20 PM - 7:50 PM • 1 stop
China Airlines
Jul 20 - Jul 27, Economy
Seattle → Singapore
50h 40m
4:25 PM - 2:05 PM • 2 stops
Seattle → Singapore
40h 30m
3:15 AM - 12:45 PM • 1 stop
Qatar Airways
FAQs on Seattle to Singapore Flights
What are the airports in Seattle?
SEA
What’s the most popular airline flying from SEA to SIN?
The most popular airline flying from Seattle to Singapore are
Can I fly from SEA to SIN non-stop?
NO
Which airlines fly nonstop between Seattle and Singapore?
The non-stop flights between Seattle and Singapore are .
What’s the earliest departure time from SEA to SIN Airport?
The earliest flight leaves SEA at 1:55 am and lands in SIN - Singapore Changi
What are the airports in Singapore?
SIN
Can I make changes to my Seattle to Singapore flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SEA to SIN?
Read the fare rules of the Seattle to Singapore air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Seattle and Singapore?
operate flights between Seattle and Singapore
How long does a flight from Seattle to Singapore take?
It takes approximately 16 hour to fly non-stop from SEA to SIN, which is 8070.63 miles by air.
Which airlines provide the cheapest flights from Seattle (SEA) to Singapore (SIN) ?
In the past couple of days, the cheapest tickets to SIN from SEA were found on QR : USD 2512
Do I need a passport to fly between SEA and SIN?
Yes
What’s the latest departure time from SEA to SIN ?
The last flight leaves SEA at 7:56 pm
Seattle (SEA) to Singapore (SIN): Airport Information
| Origin Airport | Seattle Tacoma International , Seattle, US |
| Destination Airport | Singapore Changi , Singapore, SG |
| Distance | 8071 miles |
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