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Flights Fare Calendar Find minimum fare between Washington Dulles Intl. and Changi Click this button to get previous days data Click this button to get next days data $1,505 $1,290 $1,075 $860 $645 $430 $215 $0 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5 6 7 S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S M Price is $868 on Turkish Airlines Price is $1,076 on JetBlue Airways Price is $938 on Turkish Airlines Price is $1,076 on JetBlue Airways Price is $1,011 on Turkish Airlines Price is $1,011 on Turkish Airlines Price is $1,429 on All Nippon Airways Price is $1,325 on Turkish Airlines Price is $1,345 on Emirates Price is $1,505 on Qatar Airways Price is $1,340 on Turkish Airlines

Amazing IAD to SIN Flight Deals

The cheapest flights to Changi found within the past 7 days were $693 round trip and $504 one way. Prices and availability subject to change. Additional terms may apply.

FAQs about flights from Washington Dulles Intl. Airport (IAD) to Changi Airport (SIN)

Can I catch a flight from Washington, DC Airport (IAD-Washington Dulles Intl.) to Singapore Airport (SIN-Changi) right now?

For information on any present Singapore Airport (SIN-Changi) quarantine requirements and travel advice, visit our Covid-19 Travel Advisor. Look before you arrange your flight, so you don't get caught up.

Are there direct flights from Dulles Intl. Airport to Changi Airport?

You can't get a flight direct from IAD to SIN, but don't stress. Lufthansa, Air Canada and Singapore Airlines have flights with only one stopover.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Changi Airport (SIN), please visit our Customer Service Portal.

How long is the flight from IAD to SIN?

It takes approximately 20 hours and 46 minutes to get from Washington Dulles Intl. Airport (IAD) to Singapore Airport. For this long-haul flight, you'll benefit from being as comfortable as possible. Consider bringing a neck pillow for improved sleep, packing a few snacks and wearing loose-fitting, layered clothes.

What is the flight distance from IAD to Changi Airport?

From IAD to Singapore Airport, there's a flight distance of 10,501 mi. So, it'll be wise to have a good range of entertainment to choose from. Movies, magazines, games ... whatever you're into. If you come prepared, it won't feel like too long before you hear the call for landing.

What airlines fly from IAD to Singapore Airport?

Given there are no direct flights available between Washington, DC Airport (IAD-Washington Dulles Intl.) and Changi Airport (SIN), at least one stopover will be unavoidable. You will be better off planning ahead if you want to secure the most straightforward route and save yourself some time.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.

Washington Dulles Intl. to Changi Flight FAQ

Traveling FromWashington Dulles Intl.
Traveling ToChangi
Shortest Flight Time hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price$693

Route Info

Flight path for flights from Washington Dulles International Airport to Changi International Airport.


Distance:
9,788.00 miles


Popular Flight Routes from Washington (IAD)

Travelers at IAD love to visit these top cities. Roam to the top destinations from Washington (IAD) today with the cheap prices from Travelocity!

Popular Flight Routes from Singapore (SIN)

Travelers at SIN love to visit these top cities. Roam to the top destinations from Singapore(SIN) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.