NZ$1,095 Cheap Flights Washington to Singapore (IAD-SIN)

View NZ$1,095 flight on Sat, 10 Jan 2026Opens in a new window

Popular airlines from Washington Dulles International Airport (IAD) to Changi Airport (SIN)

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Cheap Flights from Washington (IAD) to Singapore (SIN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,167 Return, found 16 hours ago
NZ$2,167
Return
found 16 hours ago
Select United flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,167 found 16 hours ago
United
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,524 Return, found 16 hours ago
NZ$2,524
Return
found 16 hours ago
Select United flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,524 found 16 hours ago
Etihad Airways
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,673 Return, found 16 hours ago
NZ$2,673
Return
found 16 hours ago
Select Etihad Airways flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,673 found 16 hours ago
Etihad Airways
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,780 Return, found 16 hours ago
NZ$2,780
Return
found 16 hours ago
Select Etihad Airways flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,780 found 16 hours ago
Saudia
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,803 Return, found 16 hours ago
NZ$2,803
Return
found 16 hours ago
Select Saudia flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,803 found 16 hours ago
Etihad Airways
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,806 Return, found 16 hours ago
NZ$2,806
Return
found 16 hours ago
Select Etihad Airways flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,806 found 16 hours ago
Etihad Airways
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,859 Return, found 16 hours ago
NZ$2,859
Return
found 16 hours ago
Select Etihad Airways flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,859 found 16 hours ago
Alaska Airlines
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,868 Return, found 16 hours ago
NZ$2,868
Return
found 16 hours ago
Select Alaska Airlines flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,868 found 16 hours ago
British Airways
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,886 Return, found 16 hours ago
NZ$2,886
Return
found 16 hours ago
Select British Airways flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,886 found 16 hours ago
Saudia
Sat, 10 Jan - Sat, 17 Jan
IAD
Washington
SIN
Singapore
NZ$2,901 Return, found 16 hours ago
NZ$2,901
Return
found 16 hours ago
Select Saudia flight, departing Sat, 10 Jan from Washington to Singapore, returning Sat, 17 Jan, priced at NZ$2,901 found 16 hours ago

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Flight from Washington to Singapore route information
Origin airport
Washington Dulles Intl.
Destination airport
Changi
Airlines serving
Air France, British Airways, Emirates, Etihad Airways, KLM, Lufthansa, Qatar Airways, Saudia, Swiss International Air Lines, Turkish Airlines, United
Return price
NZ$2,167
Distance
15439 km

Perfect flights from Washington to Singapore

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Washington to Singapore. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Washington Dulles Intl. to Changi ticket options cater to your travel preferences, with incredible one-way fares from NZ$1,095 and roundtrip prices from NZ$2,167. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Changi and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Singapore.

Frequently asked questions

How much is a flight from IAD to Singapore Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from IAD to SIN was NZ$2,167. Fares this cheap don't last forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to SIN?
Most flights can be cancelled online, but every air carrier has its own set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Dulles Intl. Airport to Singapore Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Washington Dulles Intl. Airport (IAD) to Changi Airport (SIN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Washington Dulles Intl. Airport (IAD) to Changi Airport (SIN)?
Chantilly to Singapore is around 15 500 kilometres, so be prepared to spend a while in the air. Don't forget to pack all the essentials, from your eye mask to your earphones. Throw in a few snacks to munch on throughout your flight too.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Singapore Airport?
You won't find any airlines flying directly between Dulles Intl. Airport and Changi Airport (SIN), so be prepared to make at least one stop on your journey. A layover can be a welcome way to break up a trip!
Are Dulles Intl. Airport to SIN flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Washington Dulles Intl. Airport (IAD) to Singapore Airport at the last minute could be your ticket to an awesome deal. However, you might miss out on a flight altogether! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

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