S$ 557 Find cheap flights from Seattle to Singapore

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Singapore departing on 2-2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

Search hundreds of travel sites at once for deals on flights to Singapore

In the last 7 days, travellers have searched 47,946,175 times on KAYAK, and here's why:

Save 27% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Best Singapore Flight Deals

Cheapest return prices found by our users on KAYAK in the last 72 hours

Singapore
Singapore1 stopS$ 1,006

Good to know

Low season

August

High season

November

Cheapest flight

S$ 557
Best time to beat the crowds (0% less expensive on average)
Most popular time to fly and prices are also 18% lower on average.
Flight from Seattle to Singapore

FAQs - booking Singapore flights

  • How does KAYAK find such low prices on flights from Seattle to Singapore?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Singapore.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Singapore?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Singapore?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Singapore with an airline and back to Seattle with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Singapore?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to Singapore

  • Morning departure is around 53% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

Flights from Seattle to Singapore: the best tips from KAYAK users

Insights shared by verified travellers who flew the route from Seattle to Singapore 
Verified travelerFlew with Singapore AirlinesSEA-SINAug 2024
If you need special meals book them early
JeffFlew with Singapore AirlinesSEA-SINJan 2024
Delta & Alaska have best boarding process! Singapore airlines was ok!

Book cheap flights from Seattle to Singapore

Recent return flight deals

12-2Wed
1 stopAsiana Airlines
41h 10mSEA-SIN
19-2Wed
1 stopAsiana Airlines
27h 45mSIN-SEA
S$ 1,006
16-1Thu
1 stopAsiana Airlines
41h 10mSEA-SIN
22-1Wed
1 stopAsiana Airlines
27h 45mSIN-SEA
S$ 1,013
23-1Thu
2 stopsJapan Airlines
26h 50mSEA-SIN
30-1Thu
1 stopJapan Airlines
17h 40mSIN-SEA
S$ 1,056
19-1Sun
1 stopJapan Airlines
20h 20mSEA-SIN
2-2Sun
2 stopsJapan Airlines
34h 34mSIN-SEA
S$ 1,069
23-1Thu
2 stopsAmerican Airlines
26h 50mSEA-SIN
30-1Thu
1 stopAmerican Airlines
17h 40mSIN-SEA
S$ 1,073
16-1Thu
2 stopsAmerican Airlines
26h 50mSEA-SIN
22-1Wed
1 stopAmerican Airlines
17h 40mSIN-SEA
S$ 1,074
23-1Thu
1 stopAir Canada
29h 20mSEA-SIN
30-1Thu
1 stopAir Canada
20h 30mSIN-SEA
S$ 1,076
4-12Wed
1 stopAir Canada
20h 40mSEA-SIN
12-12Thu
1 stopAir Canada
24h 25mSIN-SEA
S$ 1,080
23-1Thu
2 stops
29h 15mSEA-SIN
30-1Thu
1 stop
24h 30mSIN-SEA
S$ 1,120
15-2Sat
2 stops
37h 20mSEA-SIN
20-2Thu
1 stop
20h 30mSIN-SEA
S$ 1,171

Search by stops

Search by airline

Search by price

Recent one-way flight deals

2-2Sun
1 stopAsiana Airlines
41h 10mSEA-SIN
S$ 557
2-2Sun
1 stopAsiana Airlines
41h 10mSEA-SIN
S$ 569
7-1Tue
3 stops
58h 15mSEA-SIN
S$ 588
7-1Tue
2 stopsJapan Airlines
30h 37mSEA-SIN
S$ 597
26-1Sun
2 stopsJapan Airlines
30h 37mSEA-SIN
S$ 600
29-4Tue
1 stopAmerican Airlines
19h 50mSEA-SIN
S$ 614
14-2Fri
2 stops
29h 45mSEA-SIN
S$ 655
11-3Tue
2 stopsAir Canada
25h 10mSEA-SIN
S$ 700
15-12Sun
1 stopAir Canada
20h 40mSEA-SIN
S$ 1,316
17-1Fri
2 stopsAmerican Airlines
32h 40mSEA-SIN
S$ 3,985

Search by stops

Search by airline

Search by price

Last minute flights from Seattle to Singapore

Last minute flight, train and bus deals

24-11Sun
multi-stopJapan Airlines
20h 40mSEA-SIN
28-11Thu
multi-stopJapan Airlines
17h 35mSIN-SEA
S$ 1,089
24-11Sun
multi-stopJapan Airlines
20h 40mSEA-SIN
3-12Tue
multi-stopJapan Airlines
23h 30mSIN-SEA
S$ 1,100
26-11Tue
multi-stopUnited Airlines
27h 05mSEA-SIN
4-12Wed
multi-stopUnited Airlines
24h 40mSIN-SEA
S$ 1,188
24-11Sun
multi-stopUnited Airlines
33h 04mSEA-SIN
28-11Thu
multi-stopUnited Airlines
21h 23mSIN-SEA
S$ 1,195
24-11Sun
multi-stop
20h 40mSEA-SIN
27-11Wed
multi-stop
23h 30mSIN-SEA
S$ 1,357
24-11Sun
multi-stop
20h 40mSEA-SIN
28-11Thu
multi-stop
38h 00mSIN-SEA
S$ 1,378
25-11Mon
multi-stopKorean Air
38h 12mSEA-SIN
2-12Mon
multi-stopKorean Air
27h 43mSIN-SEA
S$ 1,408
24-11Sun
multi-stopKorean Air
21h 10mSEA-SIN
3-12Tue
multi-stopKorean Air
29h 43mSIN-SEA
S$ 1,416
24-11Sun
multi-stopDelta
26h 25mSEA-SIN
4-12Wed
multi-stopDelta
26h 33mSIN-SEA
S$ 1,418
23-11Sat
multi-stopDelta
36h 05mSEA-SIN
28-11Thu
multi-stopDelta
18h 17mSIN-SEA
S$ 1,822

Search by stops

Search by airline

Search by price

Everything you need to know for your flight from Seattle to Singapore

Information on your arrival and departure airports

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.