IAD to SIN (Washington to Singapore) Flights

Last Minute Flights from IAD to SIN

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IADSingaporeJune 30 to July 14$1,602
*Prices include taxes and fees

Cheapest IAD to SIN Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
IADSingaporeSeptember 14 to September 23$848
IADSingaporeOctober 14 to October 21$983
IADSingaporeOctober 16 to December 11$1,064
IADSingaporeSeptember 15 to September 29$1,064
*Prices include taxes and fees
IAD to SIN Flight Details
Origin airport
Washington Dulles Intl.
Origin airport IATA code
IAD
Destination airport
Changi
Destination airport IATA code
SIN
Distance
9649 mi

Frequently asked questions

Which airlines with flights from IAD to Changi Airport allow free cancellation due to COVID-19?
Quite a few airlines are now advertising airfares with flexibility so you can lock in your journey to Changi Airport with confidence. To see which carriers sell these kinds of tickets, use our handy filter tool. Simply check the “No change fee” box directly under the “Flexible change policies” section. Also read the ticket’s terms and conditions so you’re familiar with what COVID-19 related changes are permitted.
What airlines fly direct from Washington, DC Airport (IAD-Washington Dulles Intl.) to Singapore Airport (SIN-Changi)?
No airlines fly straight from Washington, DC Airport (IAD-Washington Dulles Intl.) to SIN. If you’d like to visit Singapore, book a journey with one stop at least.