$484 Find Cheap Flights from Singapore to Washington - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Singapore to Washington departing on 10/27. 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.
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1 adult, Economy, 0 bags

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Cheap Flights from Singapore to Washington

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Singapore to Washington that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Singapore to Washington

Sat, Aug 22 - Wed, Aug 26
Air Canada Logo
7:00 am - 10:42 pm
SIN
-
SEA
30h 42m
1 stop
Air Canada Logo
7:20 pm - 11:15 am
SEA
-
SIN
24h 55m
2 stops
$750Air Canada
Sat, Aug 22 - Wed, Aug 26
Air Canada Logo
7:00 am - 10:42 pm
SIN
-
SEA
30h 42m
1 stop
Air Canada Logo
7:20 pm - 11:15 am
SEA
-
SIN
24h 55m
2 stops
$763Air Canada
Sat, Aug 22 - Wed, Aug 26
Air Canada Logo
7:00 am - 10:42 pm
SIN
-
SEA
30h 42m
1 stop
Air Canada Logo
7:20 pm - 11:15 am
SEA
-
SIN
24h 55m
2 stops
$769Air Canada
Sat, Sep 12 - Sun, Sep 27
Air Canada Logo
7:00 am - 10:47 pm
SIN
-
SEA
30h 47m
1 stop
Air Canada Logo
10:50 am - 5:15 am
SEA
-
SIN
27h 25m
1 stop
$775Air Canada
Sat, Oct 10 - Sat, Oct 24
Multiple Airlines Logo
7:00 am - 6:32 pm
SIN
-
SEA
26h 32m
1 stop
Multiple Airlines Logo
7:20 pm - 3:45 pm
SEA
-
SIN
29h 25m
2 stops
$796Multiple Airlines
Wed, Sep 16 - Thu, Oct 1
Korean Air Logo
7:30 am - 10:40 am
SIN
-
SEA
18h 10m
1 stop
Korean Air Logo
12:50 pm - 11:55 pm
SEA
-
SIN
20h 05m
1 stop
$798Korean Air
Wed, Sep 23 - Sun, Sep 27
Delta Logo
1:25 am - 8:02 pm
SIN
-
PDX
33h 37m
2 stops
Delta Logo
8:44 pm - 5:00 am
PDX
-
SIN
41h 16m
2 stops
$983Delta
Sun, Aug 2 - Fri, Aug 21
Delta Logo
7:30 am - 8:36 am
SIN
-
PDX
40h 06m
2 stops
Delta Logo
8:24 pm - 11:55 pm
PDX
-
SIN
36h 31m
2 stops
$995Delta
Wed, Aug 26 - Wed, Sep 2
Japan Airlines Logo
8:05 am - 2:32 pm
SIN
-
PDX
21h 27m
2 stops
Japan Airlines Logo
7:03 am - 6:10 am
PDX
-
SIN
32h 07m
2 stops
$1,023Japan Airlines
Tue, Aug 11 - Mon, Aug 17
Japan Airlines Logo
9:50 pm - 11:59 pm
SIN
-
PDX
41h 09m
2 stops
Japan Airlines Logo
7:19 am - 6:10 am
PDX
-
SIN
31h 51m
2 stops
$1,151Japan Airlines
Booking Insights

KAYAK's insights & trends for flights to Washington

Get data-powered insights and trends for flights to Washington to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to Washington?

These are the best round-trip prices found by users searching on KAYAK in the last 5 days.

The cheapest ticket to Washington from Singapore found in the last 5 days was to Seattle, at $2,052 round-trip. The most popular route is Singapore (SIN) to Seattle (SEA) and the cheapest round-trip airline ticket found on this route in the last 5 days was $2,052.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Singapore to Washington, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Singapore to Washington is November, when tickets cost $400 (return) on average. On the other hand, the most expensive months are April and March, when the average cost of round-trip tickets is $497 and $496 respectively.

What is the cheapest time of day to fly to Washington?

The average price for all round-trip flights from Singapore to Washington depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Washington is generally in the morning, when round-trip flights cost $1,114 on average. The most expensive time of day to fly to Washington is generally in the morning, which is peak travel time and where the average cost of a ticket is $1,114.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Washington, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Singapore to Washington, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 1 week before departure.

Which is the cheapest airport to fly into in Washington?

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Washington is Seattle/Tacoma Intl Airport (SEA), with an average flight price of $498.

Good to know

Low seasonOctober
Cheapest flight$484
Best time to beat the crowds with an average 7% drop in price.
Flight from Singapore to Seattle

FAQs for booking flights from Singapore to Washington

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

    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 Singapore to Washington.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Singapore to Washington 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 Singapore to Washington?

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

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

    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 from Singapore to Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to Washington?

    Based on KAYAK data, the cheapest day to fly to Washington is Friday where round-trip tickets can be as cheap as $1,077. On the other hand, the most expensive day to fly is Friday, where round-trip prices are $1,077 on average.

Everything you need to know for your flight to Washington

Cabin class types available on flights to Washington

Cabin classes available on flights to Washington. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.