Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Washington, D.C. Dulles Intl Airport from S$ 668

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15-2. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — IAD
24 Dec — 31 Dec1
1 adult

The best prices from Singapore Changi to Washington, D.C. Dulles Intl are usually found in September or March, booked 85 days in advance, depart on a Friday or Monday and return on a Monday

Cheap flight deals from Singapore to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 December 2024.

Round-trip from

S$ 1,325

One-way from

S$ 668

Popular in

December

Cheapest in

September

Average price

S$ 1,949
Turkish Airlines
  • Turkish Airlines
  • 11-6-16-7
  • 2 total stops
  • 55h 55m total
  • Singapore to Washington, D.C.
Search Deals
SAUDIA
  • SAUDIA
  • 15-2
  • 1 total stop
  • 34h 45m total
  • Singapore to Washington, D.C.
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Best time to find cheap flights, 0% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Singapore to Dulles Intl

Cheapest flights from Singapore to Dulles Intl
Explore the most affordable flight options available from Singapore to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.

Tue 31-1200:05SIN - IAD
1 stop28h 25mSWISS
Sat 4-120:45IAD - SIN
1 stop32h 10mSWISS
Deal found 17-12S$ 6,161

Find flights from Singapore to Dulles Intl within your budget

Customise your flight search to find flights from Singapore to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 19 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 11-6

23:10-10:50

1 stop23h 40m

Washington, D.C. Dulles Intl

Wed 16-7

21:40-17:55

1 stop32h 15m

S$ 1,325

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 20-1

17:00-14:45

1 stop34h 45m

Washington, D.C. Dulles Intl

Sat 25-1

18:10-15:30

1 stop32h 20m

S$ 1,329

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 20-1

20:05-06:50

1 stop23h 45m

Washington, D.C. Dulles Intl

Sat 25-1

10:00-21:45

1 stop22h 45m

S$ 1,521

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Fri 31-1

10:00-09:46

2 stops36h 46m

Washington, D.C. Dulles Intl

Wed 19-2

14:35-07:55

2 stops28h 20m

S$ 1,582

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 30-1

10:10-00:29

1 stop27h 19m

Washington, D.C. Dulles Intl

Wed 19-2

06:00-08:00

2 stops37h 00m

S$ 1,586

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 9-6

13:45-16:50

2 stops39h 05m

Washington, D.C. Dulles Intl

Tue 15-7

17:00-12:35

2 stops31h 35m

S$ 1,590

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 30-1

19:40-19:30

2 stops36h 50m

Washington, D.C. Dulles Intl

Wed 19-2

21:25-17:20

2 stops30h 55m

S$ 1,625

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 29-1

00:05-14:35

2 stops27h 30m

Washington, D.C. Dulles Intl

Wed 19-2

17:30-17:55

1 stop35h 25m

S$ 1,713

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 9-6

23:25-15:10

1 stop27h 45m

Washington, D.C. Dulles Intl

Tue 15-7

17:35-21:55

2 stops40h 20m

S$ 1,759

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Fri 23-5

23:25-15:45

1 stop28h 20m

Washington, D.C. Dulles Intl

Thu 3-7

22:40-17:45

1 stop31h 05m

S$ 1,808

Flights are sorted by cheapest return flights first.

Deals found on 18-12

Showing 1-10 of 39 results
1
2
3
4

Best time to book a flight from Singapore to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Singapore with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Singapore to Dulles Intl

Get recent, data-driven insights about flights from Singapore to Dulles Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Singapore to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a return flight from Singapore to Dulles Intl. Price data was last updated on 13 December 2024.

To ensure you get the cheapest price possible for a flight from Singapore to Washington, D.C. Dulles Intl Airport, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 19 December 2024.
Korean Air
8.4
Very Good
1,021 reviews
Check prices

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.4
Very Good
1,021 reviews
Korean Air
8.4
Very Good
1,021 reviews
Check prices

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very Good
839 reviews
Korean Air
8.4
Very Good
1,021 reviews
Check prices

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very Good
1,442 reviews
Korean Air
8.4
Very Good
1,021 reviews
Check prices

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Asiana Airlines
8.3
Very Good
477 reviews
Korean Air
8.4
Very Good
1,021 reviews
Check prices

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Emirates
8.1
Very Good
3,412 reviews
Korean Air
8.4
Very Good
1,021 reviews
Check prices

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Singapore to Washington, D.C. Dulles Intl?

    Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Washington, D.C. Dulles Intl from Singapore. Booking flights from Changi (SIN) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 6 different airlines.

  • What are the cheapest airlines flying from Singapore to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from Singapore to Washington, D.C. Dulles Intl Airport is Turkish Airlines. Our recent data shows that you can find tickets from as low as S$ 1,325 on this airline. Additional options worth looking into are SAUDIA and Air India, starting at S$ 1,329 and S$ 1,521 round-trip. Users have found that Turkish Airlines is 25% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Singapore to Washington, D.C. Dulles Intl Airport one-way?

    To fly one-way, consider booking your trip with SAUDIA, which is currently one of the cheapest options available, starting at S$ 668. IndiGo flights start at S$ 747 while deals on Air China start at S$ 857 one-way.

  • Can I find deals for flights from Singapore to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Singapore to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Dulles Intl.

  • Can I find deals for business class flights from Singapore to Dulles Intl?

    Yes. Cheapflights offers flight deals from Singapore to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Singapore to Dulles Intl on these airlines

Choose from the following airlines for your flight from Singapore to Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on 19 December 2024.
United Airlines flights from Singapore Changi to Washington, D.C. Dulles Intl
Qatar Airways flights from Singapore Changi to Washington, D.C. Dulles Intl

Top 6 airlines flying from Singapore to Dulles Intl

Discover the top 6 airlines that operate flights from Singapore to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 19 December 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 1,063AverageS$ 1,721FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
SAUDIACheapestS$ 1,097AverageS$ 1,288FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Air IndiaCheapestS$ 1,370AverageS$ 1,626FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Turkish AirlinesCheapestS$ 1,390AverageS$ 1,698FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapestS$ 1,728AverageS$ 2,324FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Korean AirCheapestS$ 1,855AverageS$ 2,032FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Singapore to Dulles Intl?

Deals for Singapore to Dulles Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Singapore to Dulles Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Singapore to Dulles Intl with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to Dulles Intl become cheaper?

Yes! Start tracking prices for Singapore to Dulles Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.