Cheap Flights to Dulles Intl

Return
Economy
Boston (BOS)
Washington (WAS)
Mon 25-10
Mon 1-11
Any month
|
Home North America USA Washington Cheap flights to Washington Dulles Intl

Flights to Dulles Intl in 2021

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Popular inJulyHigh demand for flights, 2% potential price rise
Cheapest inMayBest time to find cheap flights, 2% potential price drop
Average priceS$ 1,582Average for round-trip flights in October 2021
Round-trip fromS$ 1,098From Singapore Changi to Washington Dulles Intl
One-way fromS$ 13One-way flight from Singapore Changi (SIN) to Washington Dulles Intl (IAD)

Cheap flights to Washington Dulles Intl Airport in October, November 2021

The best prices found for IAD flights for October, November
30 Nov - 4 Jan
S$ 1,098pp
SIN
Singapore Changi
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
SIN
Singapore Changi
15 Nov - 29 Nov
S$ 1,151pp
SIN
Singapore Changi
ANA
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
ANA
   
2 STOPS
SIN
Singapore Changi
21 Nov - 25 Nov
S$ 1,174pp
SIN
Singapore Changi
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
SIN
Singapore Changi

Washington Dulles Intl Airport 2021 flight deals

Cheap flights to Washington Dulles Intl Airport found for this year
30 Nov - 4 Jan
S$ 1,098pp
SIN
Singapore Changi
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
SIN
Singapore Changi
17 Oct - 22 Oct
S$ 1,113pp
SIN
Singapore Changi
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
SIN
Singapore Changi
15 Nov - 29 Nov
S$ 1,151pp
SIN
Singapore Changi
ANA
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
ANA
   
2 STOPS
SIN
Singapore Changi

Last minute flights to Washington Dulles Intl Airport

Late deals on return flights to Washington Dulles Intl Airport, departing today and this week
28 Oct - 18 Nov
S$ 3,196pp
SIN
Singapore Changi
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
SIN
Singapore Changi
28 Oct - 18 Nov
S$ 3,923pp
SIN
Singapore Changi
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
SIN
Singapore Changi
28 Oct - 18 Nov
S$ 3,933pp
SIN
Singapore Changi
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
   
2 STOPS
SIN
Singapore Changi

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl

Can I fly to Washington Dulles Intl from USA right now?

Information is based on travel restrictions for travel to Washington Dulles Intl within the United States

Most visitors from USA need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.

COVID-19 testing requirements
Visitors from USA must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from USA are not required to quarantine after entering Washington Dulles Intl.

Can I fly back to USA from Washington Dulles Intl?

Returning to USA from Washington Dulles Intl

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to USA.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering USA.

Hide COVID Travel Restrictions for Dulles Intl

Cheapest prices for Dulles Intl flights by month

The cheapest ticket to Dulles Intl found for each month in 2021 based on historical flight searches by Cheapflights users.
April
S$ 713
May
S$ 1,024
June
S$ 1,066
August
S$ 1,172
December
S$ 1,225
Currently, is the cheapest month in which you can book a flight to Washington Dulles Intl (IAD). Flying to Washington Dulles Intl (IAD) in December will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the best time to fly to Dulles Intl Airport?

Average Washington flight ticket prices and weather conditions for 2021 and 2022 by month.
SIN - WAS
Price
S$ 925 - S$ 1,909
WAS
Temperature
9 - 32 °C
WAS
Precipitation
60 - 107 mm
Flying to Washington Dulles Intl in May is usually considered the best time to fly. However, you will find other deals are always available year round. If weather is an important factor for you when considering when to fly to Washington Dulles Intl, the warmest period tends to be July, with the wettest being June.

When is the best time to book a flight to Dulles Intl?

The price you pay for your flight to Dulles Intl may vary depending on when you book. For the best chance of a lower fare, look to book 53 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Which day is cheapest to fly to Dulles Intl?

The cheapest flights to Dulles Intl are usually found when departing on a Saturday. The departure day with the highest cost at present is Sunday.

What time of day is cheapest to fly to IAD airport?

To get the best value, try booking a flight in the afternoon when visiting Dulles Intl. Generally the prices will increase for flights in the morning as these tend to have higher demand.

Alternative, similarly priced destinations

See alternative destinations where airfare is generally forecast to be close to Dulles Intl flight prices.

Find the best prices for you!

Cheap tickets to Dulles Intl found by our users in Singapore as recently as October 18, 2021.

Cheapest flights to USA

Not set on Dulles Intl? See the cheapest flights to Singapore. Airfare prices updated on October 18, 2021.
Home North America USA Washington Cheap flights to Washington Dulles Intl
  • Return
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First