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740 € Cheap Flights from Singapore Changi to Washington Dulles

Compare Singapore Changi 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 Changi to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Singapore Changi Airport to Washington Dulles Airport? If you want to travel next month, return fares start from 1.080 €. Find the lowest prices on one-way and return tickets right here.
Washington D.C..740 € per passenger.Departing Mon, 7 Sep, returning Tue, 22 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 Tue, 22 Sep, arriving in Singapore Changi.Price includes taxes and charges.From 740 €, select.
Washington D.C..807 € per passenger.Departing Wed, 16 Dec, returning Thu, 14 Jan.Return flight with ANA (All Nippon Airways).Outbound indirect flight with ANA (All Nippon Airways), departs from Singapore Changi on Wed, 16 Dec, arriving in Washington Dulles.Inbound indirect flight with ANA (All Nippon Airways), departs from Washington Dulles on Thu, 14 Jan, arriving in Singapore Changi.Price includes taxes and charges.From 807 €, select.
Washington D.C..808 € per passenger.Departing Tue, 6 Oct, returning Wed, 4 Nov.Return flight with ANA (All Nippon Airways).Outbound indirect flight with ANA (All Nippon Airways), departs from Singapore Changi on Tue, 6 Oct, arriving in Washington Dulles.Inbound indirect flight with ANA (All Nippon Airways), departs from Washington Dulles on Wed, 4 Nov, arriving in Singapore Changi.Price includes taxes and charges.From 808 €, select.
Washington D.C..914 € per passenger.Departing Fri, 16 Oct, returning Tue, 27 Oct.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 Tue, 27 Oct, arriving in Singapore Changi.Price includes taxes and charges.From 914 €, select.
Washington D.C..1.028 € per passenger.Departing Mon, 24 May, returning Tue, 8 Jun.Return flight with Air China.Outbound indirect flight with Air China, departs from Singapore Changi on Mon, 24 May, arriving in Washington Dulles.Inbound indirect flight with Air China, departs from Washington Dulles on Tue, 8 Jun, arriving in Singapore Changi.Price includes taxes and charges.From 1.028 €, select.
Washington D.C..1.070 € per passenger.Departing Sun, 30 Aug, returning Sun, 6 Sep.Return flight with T'way Air and Icelandair.Outbound indirect flight with T'way Air, departs from Singapore Changi on Sun, 30 Aug, arriving in Washington Dulles.Inbound indirect flight with Icelandair, departs from Washington Dulles on Sun, 6 Sep, arriving in Singapore Changi.Price includes taxes and charges.From 1.070 €, select.
Washington D.C..1.071 € per passenger.Departing Thu, 24 Sep, returning Thu, 1 Oct.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from Singapore Changi on Thu, 24 Sep, arriving in Washington Dulles.Inbound indirect flight with Qatar Airways, departs from Washington Dulles on Thu, 1 Oct, arriving in Singapore Changi.Price includes taxes and charges.From 1.071 €, select.
Washington D.C..1.075 € per passenger.Departing Fri, 29 Jan, returning Sun, 28 Feb.Return flight with Japan Airlines.Outbound indirect flight with Japan Airlines, departs from Singapore Changi on Fri, 29 Jan, arriving in Washington Dulles.Inbound indirect flight with Japan Airlines, departs from Washington Dulles on Sun, 28 Feb, arriving in Singapore Changi.Price includes taxes and charges.From 1.075 €, select.
Washington D.C..1.080 € per passenger.Departing Sun, 23 Aug, returning Thu, 27 Aug.Return flight with T'way Air and Virgin Atlantic.Outbound indirect flight with T'way Air, departs from Singapore Changi on Sun, 23 Aug, arriving in Washington Dulles.Inbound indirect flight with Virgin Atlantic, departs from Washington Dulles on Thu, 27 Aug, arriving in Singapore Changi.Price includes taxes and charges.From 1.080 €, select.
Washington D.C..1.091 € per passenger.Departing Mon, 7 Sep, returning Thu, 5 Nov.Return flight with Air China and Korean Air.Outbound indirect flight with Air China, departs from Singapore Changi on Mon, 7 Sep, arriving in Washington Dulles.Inbound indirect flight with Korean Air, departs from Washington Dulles on Thu, 5 Nov, arriving in Singapore Changi.Price includes taxes and charges.From 1.091 €, select.
Washington D.C..1.107 € per passenger.Departing Thu, 1 Apr, returning Sat, 10 Apr.Return flight with Saudia.Outbound indirect flight with Saudia, departs from Singapore Changi on Thu, 1 Apr, arriving in Washington Dulles.Inbound indirect flight with Saudia, departs from Washington Dulles on Sat, 10 Apr, arriving in Singapore Changi.Price includes taxes and charges.From 1.107 €, select.
Washington D.C..1.113 € per passenger.Departing Thu, 27 Aug, returning Sun, 11 Oct.Return flight with China Airlines and Alaska Airlines.Outbound indirect flight with China Airlines, departs from Singapore Changi on Thu, 27 Aug, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Sun, 11 Oct, arriving in Singapore Changi.Price includes taxes and charges.From 1.113 €, select.
Washington D.C..1.115 € per passenger.Departing Thu, 12 Nov, returning Tue, 17 Nov.Return flight with China Airlines and Alaska Airlines.Outbound indirect flight with China Airlines, departs from Singapore Changi on Thu, 12 Nov, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Tue, 17 Nov, arriving in Singapore Changi.Price includes taxes and charges.From 1.115 €, select.
Washington D.C..1.128 € per passenger.Departing Tue, 23 Feb, returning Tue, 9 Mar.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Singapore Changi on Tue, 23 Feb, arriving in Washington Dulles.Inbound indirect flight with Turkish Airlines, departs from Washington Dulles on Tue, 9 Mar, arriving in Singapore Changi.Price includes taxes and charges.From 1.128 €, select.
Washington D.C..1.129 € per passenger.Departing Mon, 20 Jul, returning Mon, 27 Jul.Return flight with United.Outbound indirect flight with United, departs from Singapore Changi on Mon, 20 Jul, arriving in Washington Dulles.Inbound indirect flight with United, departs from Washington Dulles on Mon, 27 Jul, arriving in Singapore Changi.Price includes taxes and charges.From 1.129 €, select.
Washington D.C..1.160 € per passenger.Departing Sat, 12 Dec, returning Wed, 30 Dec.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Singapore Changi on Sat, 12 Dec, arriving in Washington Dulles.Inbound indirect flight with Turkish Airlines, departs from Washington Dulles on Wed, 30 Dec, arriving in Singapore Changi.Price includes taxes and charges.From 1.160 €, select.

Find the cheapest month to fly from Singapore Changi to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore Changi to Washington Dulles flights are currently cheapest in September.
Jul
from 1.129 €
Aug
from 1.080 €
Sep
from 740 €
Oct
from 914 €
Nov
from 1.115 €
Dec
from 1.160 €
Jan
from 1.212 €
Feb
from 1.161 €
Mar
from 1.161 €
Apr
from 1.107 €
May
from 1.183 €
Jun
from 1.345 €

Singapore Changi to Washington Dulles: Alternative routes

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

Washington Ronald Reagan

5km from central Washington D.C.
Closest
from 1.022 €
Search flights

Washington Dulles

37km from central Washington D.C.
Cheapest
from 740 €
Search flights

Baltimore Washington International

44km from central Washington D.C.
from 1.007 €
Search flights

Singapore to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found740 €
Cheapest month to flySeptember

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

The best price we found for a return flight from Singapore Changi to Washington Dulles is 740 €. 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.
Currently, there are no airlines that fly direct from Singapore Changi to Washington Dulles. But we found flights with one or more stops from 740 €.
As of July 2026, there are no flights flying from Singapore Changi to Washington Dulles.
The cheapest month to fly from Singapore Changi to Washington Dulles is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Singapore Changi Airport to Washington Dulles Airport on Monday, 7 September 2026.
No airlines currently offer direct flights between Singapore Changi Airport and Washington Dulles Airport. Most routes have one or more stops.
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.

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.

Currently, Air China offers the cheapest flight tickets to Washington Dulles.

Travelling from Singapore Changi Airport (SIN) to Washington Dulles Airport (IAD): what you need to know

  • Washington DC's timezone is UTC-5, making Washington DC 13 hours behind Singapore.

  • Arrive at the airport on time so you don't miss your SIN to IAD flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • Travelling during a peak month like June? Public holidays and other popular periods can lead to longer queues at security. Play it safe and get there up to four hours before international flights and two hours before a domestic departure.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Singapore Changi Airport to Washington Dulles Airport, deselect 'Direct flights only.' Then, choose a flight that has a stop long enough to explore the city of your choice. Stopovers between SIN and IAD include:

    • Tokyo Haneda Airport

    • San Francisco International Airport

    • Incheon International Airport

Handy information about Singapore Changi Airport (SIN)

  • When it comes to Singapore Changi Airport's on-time performance, 74% of flights arrive within the scheduled timeframe.

  • Singapore Changi Airport is about 19 kilometres from central Singapore. If you're driving, catching a taxi or ride-sharing from the centre, it'll take you 25 minutes or so to arrive, depending on the traffic.

  • Expect a journey time of around 40 minutes when using public transport.

  • Have an early flight from Singapore Changi Airport to Washington Dulles Airport? Avoid the stress of rushing to the airport (and sneak in some extra snooze time) by picking one of these hotels close to SIN:

Arriving at Washington Dulles Airport (IAD)

When to fly to Washington Dulles Airport (IAD)

  • It's time to work out your dates for your flight from Singapore Changi Airport to Washington Dulles Airport. July is the busiest month to head to Washington DC. If you'd like a more laid-back vibe, go in February.

  • The warmest month in Washington DC is July, with the temperature ranging between 19ºC (66ºF) and 33ºC (91ºF). Lock in your flights from Singapore Changi Airport to Washington Dulles Airport in this month if this is the kind of weather you like.

  • January has average temperatures of between -6ºC (21ºF) and 10ºC (50ºF). Search for cheap tickets from SIN to IAD sometime then if you want to travel when it's cooler.

Explore more of the United States

  • New York is just one of the many places in the United States waiting to be discovered after you've experienced Washington DC. Around 322 kilometres away to the north-east, its best attractions include Central Park, Statue of Liberty and Metropolitan Museum of Art.

  • Around 193 kilometres north-east of Washington DC, Philadelphia is another favourite stop in the United States. Get a taste of what this destination has to offer at Independence Hall, Liberty Bell and Philadelphia Museum of Art.

Plan the rest of your trip from Singapore to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.