To Singapore

Cheap Flights from Seattle to Singapore

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Deals from

Seattle

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

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Seattle to Singapore

Explore current cheapest deals departing from Seattle to Singapore

Round trip

Sort by: Cheapest

November 4 - November 10

Cheapest

Best

SEA - Singapore

$1,070

$659

Round trip

November 3 - November 10

Cheapest

Best

SEA - Singapore

$1,070

$659

Round trip

October 8 - October 27

Earliest

SEA - Singapore

$1,035

$660

Round trip

October 8 - October 15

Earliest

SEA - Singapore

$1,063

$660

Round trip

October 20 - October 29

SEA - Singapore

$1,062

$660

Round trip

October 20 - October 27

SEA - Singapore

$1,080

$661

Round trip

November 3 - November 11

Best

SEA - Singapore

$1,058

$661

Round trip

November 10 - November 18

Best

SEA - Singapore

$1,056

$661

Round trip

October 8 - October 17

Earliest

SEA - Singapore

$1,045

$663

Round trip

October 15 - October 23

SEA - Singapore

$1,058

$663

Round trip

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Route Intelligence — 486,190 Searches this Week

Insights for flights from Seattle to Singapore

A typical journey from Seattle to Singapore, including connections, takes about 38h 55m. This reflects the significant distance involved in traveling between these two cities. Given that most itineraries for this route involve at least one stopover, the total travel time accounts for layovers and transfers.

For travelers seeking cheap flights from Seattle to Singapore, prices right now are above the typical level. Fares for this route typically range from $843–$1429, with a median of $1192. Currently, about 23% of recent fares are classified as a good price, indicating that finding deals requires some flexibility.

When is the cheapest time to fly from Seattle to Singapore? The most affordable months to fly are typically April, with a median fare of $598, followed by May at $759, and August at $800. These months offer significantly lower median prices compared to the overall typical fare for the route.

Most itineraries from Seattle to Singapore connect at least once, with only 10.3% of recent fares being non-stop. For the majority of flights that include layovers, the typical number of connections is 2. This means you should expect a journey with at least two segments between your origin and destination.

The distance between Seattle and Singapore is approximately 12,979 kilometers, classifying this as a long-haul route. This considerable distance is a primary factor in the extended flight times and the prevalence of connecting itineraries.

How much is a round trip from Seattle to Singapore

Regular price: $929 - $1,617

Prices are currently below the regular range.

The regular price range for flights from Seattle to Singapore is $929 to $1617. The current lowest deal is $659 with Singapore Airlines for travel from Nov 4 to Nov 10.

now $659

Low $929

High $1,617

The cheapest time to fly from Seattle to Singapore

The cheapest month to fly from Seattle to Singapore is April, with a median price of $598. The most expensive month is December, with a median price of $1593. Generally, prices are lower from March to November.

April

Cheapest

Flights from $598

December

Most Expensive

Flights from $1,593

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seattle to Singapore

Singapore Airlines

Last-minute flights going from Seattle to Singapore

Fri, Jun 19

⌛ Last-Minute

SEA - Singapore

Seattle (SEA) - Singapore (SIN)

2GO

$1,336

$975

One-way

Fri, Jun 26

⌛ Last-Minute

SEA - Singapore

Seattle (SEA) - Singapore (SIN)

All Nippon Airways

$1,228

$1,055

One-way

Mon, Jul 20

⌛ Last-Minute

SEA - Singapore

Seattle (SEA) - Singapore (SIN)

Asiana Airlines

$1,016

$899

One-way

Tue, Aug 4

⌛ Last-Minute

SEA - Singapore

Seattle (SEA) - Singapore (SIN)

Air Canada

$1,029

$907

One-way

Thu, Aug 6

⌛ Last-Minute

SEA - Singapore

Seattle (SEA) - Singapore (SIN)

Air Canada

$1,020

$890

One-way

Tue, Aug 11

⌛ Last-Minute

SEA - Singapore

Seattle (SEA) - Singapore (SIN)

Air Canada

$1,078

$889

One-way

Biggest price drops on these dates for flights from Seattle to Singapore

12 nights

Dec 8 - Dec 20

$1,278 → $822

36%

25 nights

Dec 1 - Dec 26

$1,206 → $766

36%

7 nights

Oct 20 - Oct 27

$1,080 → $661

39%

6 nights

Nov 4 - Nov 10

$1,070 → $659

38%

Popular Airports to fly from Seattle to Singapore

Seattle - Singapore route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Seattle to Singapore are above the typical level, with a median price of $1192.

📅 Best time to fly

April is historically cheapest at $598

Historically, April is the cheapest month to fly from Seattle to Singapore, with a median price of $598.

⏱️ Flight duration

Typically 38h 55m with connections

Flights from Seattle to Singapore typically take 38h 55m, with most routes including connections.

✈️ Airlines & availability

Connecting flights are dominant

Only 10.3% of flights from Seattle to Singapore are direct, with connecting flights being dominant.

🏆 Airline highlight

Singapore Airlines offers direct flights

Singapore Airlines is one of the airlines offering direct flights on the Seattle to Singapore route.

🎯 Booking tip

Deals are frequent for this route

Deals for flights from Seattle to Singapore are frequent, with over 1 deal per day historically.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International offers flights to Singapore, making it a convenient departure point from Seattle.

📍 ~20 km from Seattle city center (reachable by car or train).

💸 Flights from ~$659

Boeing Field (BFI)

Boeing Field is an alternative departure option for flights to Singapore from the Seattle area.

📍 ~10 km from Seattle city center (reachable by car).

💸 Flights from ~$1530

Kenmore Air Harbor Seaplane Base (LKE)

Kenmore Air Harbor Seaplane Base is another option for flights to Singapore from the Seattle area.

📍 ~5 km from Seattle city center (reachable by car).

💸 Flights from ~$659

Singapore main airports to arrive at

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport is a primary arrival option for flights from Seattle to Singapore.

📍 ~15 km from Singapore city center (reachable by public transport and car)

💸 Flights from ~$659

Airports nearby Singapore used as alternative

Senai International (JHB)

Senai International is a useful alternative for regional flights within Malaysia, easily accessible from Singapore.

📍 ~20 km from Singapore (reachable by car, bus, or taxi, requires border crossing)

💸 Flights from ~$1129

Kuala Lumpur International (KUL)

Cheapest

Kuala Lumpur International is a major hub offering extensive global connections, often with competitive pricing.

📍 ~290 km from Singapore (reachable by flight, bus, or car, requires international transfer)

💸 Flights from ~$711

Seletar Airport (XSP)

Seletar Airport is located within Singapore, providing fast check-in and security for specific regional hops.

📍 ~10 km from Singapore (reachable by car or taxi)

💸 Flights from ~$1200

Hang Nadim (BTH)

Hang Nadim is a viable alternative for domestic Indonesian travel, accessible via frequent ferry services.

📍 ~40 km from Singapore (reachable by ferry then ground transport)

💸 Flights from ~$1144

Sultan Abdul Aziz Shah (SZB)

Sultan Abdul Aziz Shah is closer to Kuala Lumpur city center, with direct turboprop links from Singapore.

📍 ~320 km from Singapore (reachable by flight or ground transport)

💸 Flights from ~$1192

Business & First Class Flight Deals to Singapore

Singapore, Singapore

69% AI deal score

$6,322

From SEA

Elite

Jul 25

Singapore, Singapore

69% AI deal score

$6,459

Frequently Asked Questions About Flights to Singapore

Historically, the best prices for flights from Seattle to Singapore are found when booking between 7 and 13 days in advance. During this period, the average price was around $750. Booking 0-6 days out also showed a similar average price of $761. Prices tend to increase significantly for bookings made further in advance, with flights booked 60+ days out averaging $1392.

Based on historical data across the trailing quarter, a good price for a flight from Seattle to Singapore is considered to be $843 or less. The median price for this route over the same period was $1192. Prices can vary, with 75% of observed prices being $1429 or less.

Historically, the cheapest months to fly from Seattle to Singapore are April, with a median price of $598, and May, with a median price of $759. August also showed a relatively lower median price of $800. The annual median price for this route is typically around $1192, indicating that these months offer significant savings.

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