Menu

Cheap flights from Washington (WAS) to Singapore City Airport (SIN)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Washington to Singapore City Airport are usually found in November or September, booked 39 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

How to find the cheapest flight from
Washington (WAS) to Singapore City Airport (SIN)

WAS - SIN
Price
$829 - $1,262

Popular in

December

High demand for flights, 25% potential price rise

Cheapest in

November

Best time to find cheap flights, 12% potential price drop

Round-trip from

$829

From Washington to Singapore City Airport

One-way from

$500

One-way flight from Washington to Singapore City Airport

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Washington to Singapore City Airport?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Travelers have found it’s best to book a flight 61 days in advance to save up to 21% 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 61 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 Washington to Singapore City Airport 1-2 weeks in advance for as low as $892, or $1,001 for flights within the next 24 hours.

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

April can be a great time to fly to Singapore City Airport from Washington with a flight ticket averaging about $872. Cheapflights users have found deals in the month of April for as cheap as $530. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Washington to Singapore City Airport (WAS - SIN)?

It’s typically best to fly out from Washington to Singapore City Airport in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying at noon, which is usually more expensive.

Cheap flights from Washington to Singapore City Airport in November, December 2020

The best prices found for WAS to SIN flights for November, December
29 Dec - 10 Jan
$771pp
BWI
Baltimore/Washington
ANA
   
2 STOPS
SIN
Singapore Changi
SIN
Singapore Changi
ANA
   
2 STOPS
BWI
Baltimore/Washington
27 Nov - 30 Nov
$805pp
DCA
Washington Reagan-National
Japan Airlines
   
2 STOPS
SIN
Singapore Changi
SIN
Singapore Changi
Japan Airlines
   
2 STOPS
DCA
Washington Reagan-National
26 Dec - 2 Jan
$807pp
BWI
Baltimore/Washington
ANA
   
2 STOPS
SIN
Singapore Changi
SIN
Singapore Changi
ANA
   
2 STOPS
BWI
Baltimore/Washington

Washington to Singapore City Airport 2021 flight deals

Cheap flights to Singapore City Airport from Washington found for next year
29 Dec - 10 Jan
$771pp
BWI
Baltimore/Washington
ANA
   
2 STOPS
SIN
Singapore Changi
SIN
Singapore Changi
ANA
   
2 STOPS
BWI
Baltimore/Washington
27 Nov - 30 Nov
$805pp
DCA
Washington Reagan-National
Japan Airlines
   
2 STOPS
SIN
Singapore Changi
SIN
Singapore Changi
Japan Airlines
   
2 STOPS
DCA
Washington Reagan-National
26 Dec - 2 Jan
$807pp
BWI
Baltimore/Washington
ANA
   
2 STOPS
SIN
Singapore Changi
SIN
Singapore Changi
ANA
   
2 STOPS
BWI
Baltimore/Washington

Last minute flights from Washington to Singapore City Airport

Late deals on round-trip flights to Singapore City Airport from Washington, departing today and this week
4 Dec - 11 Dec
$883pp
BWI
Baltimore/Washington
Multiple Airlines
   
2 STOPS
SIN
Singapore Changi
SIN
Singapore Changi
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
4 Dec - 11 Dec
$1,039pp
IAD
Washington Dulles Intl
Qatar Airways
 
1 STOP
SIN
Singapore Changi
SIN
Singapore Changi
Qatar Airways
 
1 STOP
IAD
Washington Dulles Intl
4 Dec - 11 Dec
$1,062pp
IAD
Washington Dulles Intl
Qatar Airways
 
1 STOP
SIN
Singapore Changi
SIN
Singapore Changi
Qatar Airways
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to Singapore City Airport from Washington

The cheapest one-way flights from Washington to Singapore City Airport
6:25 pm - 12:35 pm
Turkish Airlines
1 Stop
29h 10m
IAD - SIN
Turkish Airlines
$500
Flights by SU
2:00 am - 7:50 pm
Japan Airlines
2 Stops
28h 50m
DCA - SIN
Japan Airlines
$564
Ovago
12:59 pm - 7:50 pm
American Airlines
2 Stops
41h 51m
DCA - SIN
American Airlines

Related info for your journey

Useful info, stats and facts about Washington to Singapore City Airport flights.

Flight FAQs

From Washington to Singapore City Airport

Are flight prices decreasing from Washington to Singapore City Airport due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington and Singapore City Airport for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Washington to Singapore Changi to control the spread of COVID-19?

New policies can now be found on Delta and Etihad Airways to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Washington to Singapore Changi are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Washington to Singapore Changi have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington to Singapore Changi have new flexible policies in place due to COVID-19. Qatar Airways, United Airlines, and Emirates are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Qatar Airways with this kind of flexibility.

Can I find flights from Washington to Singapore City Airport for under $700 on Cheapflights?

Yes, there are multiple flights from Washington to Singapore City Airport for under $700. The cheapest flight booked recently is on Japan Airlines for just $690, but on average you can expect to pay $738.

Are there nonstop flights from Washington to Singapore City Airport for under $700 on Cheapflights?

There are no nonstop flights from Washington to Singapore City Airport, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Washington to Singapore City Airport for under $900?

There are currently 20+ open flights from Washington to Singapore City Airport within the next 7 days for less than $900.

Is Washington weather warmer or cooler than Singapore City Airport?

Expect the weather to be around 91 °F on average in April. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Singapore City Airport is generally hotter than in Washington.

How long is the flight from Washington to Singapore City Airport?

A quick flight from Washington to Singapore City Airport can take about 23h. Turkish Airlines provides one of the quickest options available for as low as $839. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Washington to Singapore City Airport round-trip?

Our cheapest airline available from Washington to Singapore City Airport is Japan Airlines. Our recent data shows that you can find tickets from as low as $690 on this airline. Additional options worth looking into are ANA and United Airlines, starting at $701 and $738 round-trip. These flights start at 26% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Washington to Singapore City Airport one-way?

The cheapest airlines for a one-way flight from Washington to Singapore City Airport are ANA ($471), Japan Airlines ($472), and Turkish Airlines ($500).

Destination information for Singapore City Airport

Things to know before you go. Useful info for your trip from Washington to Singapore City Airport
Today's exchange rate
$1 = S$ 1.34

Airports servicing Washington

Reagan National (DCA)

Airports servicing Singapore

Top 10 airlines from Washington to Singapore City Airport

The chart below displays the airlines Cheapflights users traveling from Washington to Singapore City Airport choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Air China
$542 $679 N/A 67%
Etihad Airways
$779 $903 No change fee 75%
Japan Airlines
$846 $945 No cancel fee 79%

We couldn't confirm the COVID-19 safety measures taken by Japan Airlines. Please check directly on their website for additional information.

Qatar Airways
$694 $1,013 No cancel fee 68%
United Airlines
$795 $1,058 No cancel fee 69%
ANA
$838 $1,061 N/A 80%
American Airlines
$859 $1,071 No cancel fee 71%
Cathay Pacific
$751 $1,071 No cancel fee 72%
Delta
$662 $1,093 No cancel fee N/A
Korean Air
$790 $1,105 No change fee 81%
Home Asia Singapore Singapore City Airport Cheap flights from Washington to Singapore City Airport