Cheap Flights from Singapore to Washington Dulles

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Compare Singapore to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from Singapore to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Singapore to Washington Dulles Airport? If you want to travel next month, return fares start from $1,735. Find the lowest prices on one-way and return tickets right here.

Washington D.C..$1,409 per passenger.Departing Thu, 12 Nov, returning Tue, 17 Nov.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Thu, 12 Nov, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Tue, 17 Nov, arriving in Singapore Changi.Price includes taxes and charges.From $1,409, select.

Washington D.C..$1,539 per passenger.Departing Mon, 26 Oct, returning Fri, 30 Oct.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Mon, 26 Oct, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 30 Oct, arriving in Singapore Changi.Price includes taxes and charges.From $1,539, select.

Washington D.C..$1,547 per passenger.Departing Thu, 24 Sep, returning Fri, 9 Oct.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Thu, 24 Sep, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 9 Oct, arriving in Singapore Changi.Price includes taxes and charges.From $1,547, select.

Washington D.C..$1,603 per passenger.Departing Mon, 31 Aug, returning Tue, 8 Sep.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Mon, 31 Aug, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Tue, 8 Sep, arriving in Singapore Changi.Price includes taxes and charges.From $1,603, select.

Washington D.C..$1,735 per passenger.Departing Mon, 7 Sep, returning Fri, 18 Sep.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Mon, 7 Sep, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 18 Sep, arriving in Singapore Changi.Price includes taxes and charges.From $1,735, select.

Washington D.C..$1,823 per passenger.Departing Thu, 24 Dec, returning Fri, 8 Jan.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Thu, 24 Dec, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 8 Jan, arriving in Singapore Changi.Price includes taxes and charges.From $1,823, select.

Washington D.C..$1,857 per passenger.Departing Thu, 13 May, returning Fri, 28 May.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Thu, 13 May, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 28 May, arriving in Singapore Changi.Price includes taxes and charges.From $1,857, select.

Washington D.C..$1,930 per passenger.Departing Thu, 3 Dec, returning Fri, 11 Dec.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Thu, 3 Dec, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 11 Dec, arriving in Singapore Changi.Price includes taxes and charges.From $1,930, select.

Washington D.C..$1,940 per passenger.Departing Fri, 16 Oct, returning Fri, 20 Nov.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Fri, 16 Oct, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 20 Nov, arriving in Singapore Changi.Price includes taxes and charges.From $1,940, select.

Washington D.C..$1,977 per passenger.Departing Thu, 18 Mar, returning Thu, 1 Apr.Return flight with Etihad Airways.Outbound indirect flight with Etihad Airways, departs from Singapore Changi on Thu, 18 Mar, arriving in Washington Dulles.Inbound indirect flight with Etihad Airways, departs from Washington Dulles on Thu, 1 Apr, arriving in Singapore Changi.Price includes taxes and charges.From $1,977, select.

Washington D.C..$1,981 per passenger.Departing Sat, 20 Mar, returning Sun, 28 Mar.Return flight with Etihad Airways.Outbound indirect flight with Etihad Airways, departs from Singapore Changi on Sat, 20 Mar, arriving in Washington Dulles.Inbound indirect flight with Etihad Airways, departs from Washington Dulles on Sun, 28 Mar, arriving in Singapore Changi.Price includes taxes and charges.From $1,981, select.

Washington D.C..$1,992 per passenger.Departing Mon, 12 Apr, returning Fri, 30 Apr.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Mon, 12 Apr, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Fri, 30 Apr, arriving in Singapore Changi.Price includes taxes and charges.From $1,992, select.

Washington D.C..$2,101 per passenger.Departing Tue, 23 Feb, returning Tue, 9 Mar.Return flight with China Airlines and Alaska Airlines.Outbound indirect flight with China Airlines, departs from Singapore Changi on Tue, 23 Feb, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Tue, 9 Mar, arriving in Singapore Changi.Price includes taxes and charges.From $2,101, select.

Washington D.C..$2,101 per passenger.Departing Sat, 21 Nov, returning Sat, 5 Dec.Return flight with China Airlines and Alaska Airlines.Outbound indirect flight with China Airlines, departs from Singapore Changi on Sat, 21 Nov, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Sat, 5 Dec, arriving in Singapore Changi.Price includes taxes and charges.From $2,101, select.

Washington D.C..$2,103 per passenger.Departing Thu, 29 Apr, returning Sun, 9 May.Return flight with China Airlines and Alaska Airlines.Outbound indirect flight with China Airlines, departs from Singapore Changi on Thu, 29 Apr, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Sun, 9 May, arriving in Singapore Changi.Price includes taxes and charges.From $2,103, select.

Washington D.C..$2,118 per passenger.Departing Mon, 21 Dec, returning Mon, 10 May.Return flight with China Airlines and Alaska Airlines.Outbound indirect flight with China Airlines, departs from Singapore Changi on Mon, 21 Dec, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Mon, 10 May, arriving in Singapore Changi.Price includes taxes and charges.From $2,118, select.

Find the cheapest month to fly from Singapore to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore to Washington Dulles flights are currently cheapest in November.

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Singapore to Washington Dulles: Alternative routes

Compare routes from Singapore to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Singapore to Washington D.C.: Flight information

The things to know before you go.

Cheapest flight found	$1,409
Cheapest month to fly	November

Finding cheap flights from Singapore to Washington Dulles: Frequently asked questions

How much are return flights from Singapore to Washington Dulles?

The best price we found for a return flight from Singapore to Washington Dulles is $1,409. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Singapore to Washington Dulles?

Currently, there are no airlines that fly direct from Singapore to Washington Dulles. But we found flights with one stop from $1,409.

How many flights are there a week from Singapore to Washington Dulles?

As of August 2026, there are no flights flying from Singapore to Washington Dulles.

When is the cheapest time to fly from Singapore to Washington Dulles?

The cheapest month to fly from Singapore to Washington Dulles is usually November.

Which upcoming date is cheapest to fly from Singapore to Washington Dulles Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Singapore to Washington Dulles Airport on Thursday, 12 November 2026.

Can I get a direct flight from Singapore to Washington Dulles Airport?

No airlines currently offer direct flights between Singapore and Washington Dulles Airport. Most routes have one or more stops.

How can I find the best flight deal to Washington Dulles?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Washington D.C.?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Singapore to Washington Dulles with?

The cheapest airline that flies to Washington Dulles is Air China .

Flying from Singapore to Washington Dulles International Airport (IAD): What you need to know

The timezone in Washington DC is UTC-5, which is 13 hours behind Singapore. Washington Dulles International Airport is located in Washington DC.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Make sure you're at the airport on time to board your flight from Singapore to IAD.
During popular months such as February, it's a good idea to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of international flights whenever you're travelling during peak periods in general.

Airports in Singapore

Singapore Changi Airport (SIN)

Think about adding a stopover to find cheap flights from Singapore to IAD. Simply deselect 'Direct flights only' when browsing departures from Singapore Changi Airport (SIN). Make a stop (and maybe make your fare cheaper) by passing through one of these popular options:
- Tokyo Haneda International Airport (HND)
- San Francisco International Airport (SFO)
- Seoul Incheon International Airport (ICN)
The journey from central Singapore to SIN takes around 40 minutes on public transport. If you ride-share, drive or grab a taxi, you'll cover the 19 kilometres in 25 minutes or so, depending on traffic.
In search of a comfortable hotel close to Singapore Changi Airport? If you're catching an early flight from Singapore to Washington Dulles International Airport, these accommodation options will put you moments from check-in:
Of the departures from Singapore Changi Airport, 74% land on time at their destination.

Seletar Airport (XSP)

The distance from Singapore's city centre to XSP is around 14 kilometres. Consider the available transport options and possible delays when working out the fastest route to the airport.
Start your holiday sooner with an additional night away from home. Before your Singapore to IAD flight, unwind in one of these hotels near Seletar Airport:
Seletar Airport has a solid reputation for punctual service. 82% of flights out of here land when expected.

About Washington Dulles International Airport (IAD)

If you have a late flight from Singapore to Washington Dulles International Airport, few things top the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and resting soon after at one of these hotels near IAD:
Lock in the best rate by reserving your ride around one week before your Singapore to Washington Dulles International Airport flight.
The address for IAD is 1 Saarinen Circle.

Getting from Washington Dulles International Airport (IAD) to central Washington DC

Washington Dulles International Airport is around 40 kilometres from the centre of Washington DC. It takes around 45 minutes or so to get to the city by car.
If you're travelling on public transport, expect a journey time of about 1 hour 10 minutes.

How to find the cheapest flights from Singapore to Washington Dulles International Airport (IAD)

$908 is the best price for a one-way ticket from Singapore to Washington Dulles International Airport. A return flight starts from $1,409. These prices can change based on demand.
To find cheap flights from Singapore to IAD, book early. Airlines typically offer their most competitively priced fares when flights are first released.
If you can be flexible with your travel dates, try using the 'Whole month' search tool. It'll show you the cheapest price across every month when searching for your Singapore to Washington Dulles International Airport ticket.
There's no need to check back in every day to find out if fares have dropped when you create a Price Alert. We'll let you know the moment a lower fare pops up on plane tickets from Singapore to IAD.
Filters make it easier to dig up a deal for your flight from Singapore to Washington Dulles International Airport. Choose the flight times, carriers and stops that check all your boxes. Then sort the results by 'Cheapest' to find the most affordable option fast.

The best time to fly from Singapore to Washington Dulles International Airport (IAD)

It's time to figure out when to book your flight from Singapore to Washington Dulles International Airport (IAD). June is the busiest month to travel to Washington DC. If a slower pace sounds more appealing, think about going in February.
When booking your Singapore to IAD plane ticket, consider the type of weather you enjoy. July is the warmest month in Washington DC, with temperatures ranging from 19ºC to 33ºC.
Look for cheap tickets from Singapore to Washington Dulles International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -6ºC and 10ºC.

More about Washington DC

After booking your flight from Singapore to Washington Dulles International Airport, find a hotel that offers a good mix of location and comfort. Make one of these accommodation options your base for exploring Washington DC:
There are so many things to explore in this city, it can be tricky to know where to start. Lincoln Memorial, The White House and Smithsonian National Museum of Natural History are major attractions which should be on any well-planned Washington DC itinerary.

Explore more of the United States

Philadelphia is just one of the many places in the United States waiting to be discovered after you've seen Washington DC. Around 225 kilometres away to the northeast, its top attractions include Independence Hall, Liberty Bell and Philadelphia Museum of Art.
Around 274 kilometres southeast of Washington DC, Virginia Beach is another favourite stop in the United States. No visit is complete without checking out Virginia Beach Boardwalk, Resort Beach and Neptune's Park.