₹50,789 Cheap Flights from Washington (IAD) to Singapore (SIN)

View ₹50,789 flight on Tue, 3 Feb 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 and start at ₹50,789 for one-way flights and ₹98,290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 3 Feb - Mon, 16 Feb
IAD
Washington
SIN
Singapore
₹98,290 Return, found 6 days ago
₹98,290
Return
found 6 days ago
Select United flight, departing Tue, 3 Feb from Washington to Singapore, returning Mon, 16 Feb, priced at ₹98,290 found 6 days ago
United
Sun, 21 Sept - Thu, 25 Sept
IAD
Washington
SIN
Singapore
₹98,301 Return, found 3 days ago
₹98,301
Return
found 3 days ago
Select United flight, departing Sun, 21 Sept from Washington to Singapore, returning Thu, 25 Sept, priced at ₹98,301 found 3 days ago
United
Thu, 29 Jan - Thu, 5 Feb
IAD
Washington
SIN
Singapore
₹98,353 Return, found 6 days ago
₹98,353
Return
found 6 days ago
Select United flight, departing Thu, 29 Jan from Washington to Singapore, returning Thu, 5 Feb, priced at ₹98,353 found 6 days ago
Delta
Thu, 29 Jan - Thu, 5 Feb
IAD
Washington
SIN
Singapore
₹99,625 Return, found 6 days ago
₹99,625
Return
found 6 days ago
Select Delta flight, departing Thu, 29 Jan from Washington to Singapore, returning Thu, 5 Feb, priced at ₹99,625 found 6 days ago
Turkish Airlines
Thu, 29 Jan - Thu, 5 Feb
IAD
Washington
SIN
Singapore
₹101,600 Return, found 6 days ago
₹101,600
Return
found 6 days ago
Select Turkish Airlines flight, departing Thu, 29 Jan from Washington to Singapore, returning Thu, 5 Feb, priced at ₹101,600 found 6 days ago
Cathay Pacific
Tue, 3 Feb - Mon, 16 Feb
IAD
Washington
SIN
Singapore
₹102,539 Return, found 6 days ago
₹102,539
Return
found 6 days ago
Select Cathay Pacific flight, departing Tue, 3 Feb from Washington to Singapore, returning Mon, 16 Feb, priced at ₹102,539 found 6 days ago
Cathay Pacific
Thu, 29 Jan - Thu, 5 Feb
IAD
Washington
SIN
Singapore
₹102,602 Return, found 6 days ago
₹102,602
Return
found 6 days ago
Select Cathay Pacific flight, departing Thu, 29 Jan from Washington to Singapore, returning Thu, 5 Feb, priced at ₹102,602 found 6 days ago
United
Sat, 15 Nov - Wed, 19 Nov
IAD
Washington
SIN
Singapore
₹102,613 Return, found 4 days ago
₹102,613
Return
found 4 days ago
Select United flight, departing Sat, 15 Nov from Washington to Singapore, returning Wed, 19 Nov, priced at ₹102,613 found 4 days ago
All Nippon Airways
Tue, 3 Feb - Mon, 16 Feb
IAD
Washington
SIN
Singapore
₹102,872 Return, found 6 days ago
₹102,872
Return
found 6 days ago
Select All Nippon Airways flight, departing Tue, 3 Feb from Washington to Singapore, returning Mon, 16 Feb, priced at ₹102,872 found 6 days ago
Qatar Airways
Tue, 3 Feb - Mon, 16 Feb
IAD
Washington
SIN
Singapore
₹104,977 Return, found 6 days ago
₹104,977
Return
found 6 days ago
Select Qatar Airways flight, departing Tue, 3 Feb from Washington to Singapore, returning Mon, 16 Feb, priced at ₹104,977 found 6 days ago

Find the cheapest month to fly from Washington (IAD) to Singapore (SIN)

September is typically the cheapest month to fly

From ₹71,780 - ₹104,346 per traveller.
Flight from Washington to Singapore route information
Origin airport
Washington Dulles Intl.
Destination airport
Changi
Return price
₹98,290
Distance
15439 km

Chantilly to Singapore Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Chantilly to Singapore will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Singapore.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to SIN flights that won’t make your bank account wince. Ready to temporarily leave behind Chantilly for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SIN with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

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 ₹98,290. 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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