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IAD - SIN

S$ 594 Find Cheap Flights from Washington Dulles Airport to Singapore

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Singapore departing on 24-2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Singapore, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Singapore, as well as popular online travel agencies
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Cheap Flight Deals from Dulles Intl to Changi (IAD-SIN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Dulles Intl to Changi that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Dulles Intl to Singapore

Recommended return deals departing in the coming months from the most popular airlines that fly from Dulles Intl to Singapore.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
11:00 - 21:45IAD-SIN
22h 45m1 stop
23:00 - 07:15SIN-IAD
44h 15m1 stop
S$ 1,130Air India
Find Deal
Sat, 29 Mar - Sun, 6 Apr
11:00 - 21:45IAD-SIN
22h 45m1 stop
23:00 - 07:15SIN-IAD
44h 15m1 stop
S$ 1,131Air India
Find Deal
Fri, 28 Mar - Wed, 2 Apr
13:30 - 17:35IAD-SIN
39h 05m1 stop
10:25 - 19:30SIN-IAD
46h 05m1 stop
S$ 1,149Turkish Airlines
Find Deal
Sun, 16 Feb - Tue, 25 Feb
21:25 - 08:45IAD-SIN
22h 20m1 stop
05:05 - 12:35SIN-IAD
43h 30m1 stop
S$ 1,188Turkish Airlines
Find Deal
Thu, 6 Mar - Thu, 13 Mar
22:00 - 09:45IAD-SIN
23h 45m1 stop
20:55 - 16:35SIN-IAD
31h 40m1 stop
S$ 1,206Etihad Airways
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Thu, 24 Apr - Sun, 4 May
19:10 - 15:30IAD-SIN
32h 20m1 stop
17:15 - 15:45SIN-IAD
34h 30m1 stop
S$ 1,210SAUDIA
Find Deal
Thu, 27 Mar - Mon, 7 Apr
21:30 - 09:35IAD-SIN
23h 05m1 stop
19:25 - 17:25SIN-IAD
34h 00m1 stop
S$ 1,221Etihad Airways
Find Deal
Sat, 1 Mar - Sun, 16 Mar
19:10 - 15:30IAD-SIN
32h 20m2 stops
17:00 - 15:45SIN-IAD
34h 45m1 stop
S$ 1,235SAUDIA
Find Deal
Mon, 17 Mar - Mon, 24 Mar
21:30 - 06:15IAD-SIN
43h 45m2 stops
17:00 - 14:45SIN-IAD
34h 45m1 stop
S$ 1,304
Find Deal
Mon, 17 Feb - Mon, 24 Feb
10:35 - 21:15IAD-SIN
21h 40m1 stop
17:00 - 14:45SIN-IAD
34h 45m1 stop
S$ 1,380
Find Deal
Sun, 16 Feb - Sat, 22 Feb

Flights from Dulles Intl to Singapore - Travel Insights & Trends

Get data-powered insights and trends into flights from Dulles Intl to Singapore to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Washington Dulles Airport to Singapore?

The average price of all round-trip flights from Washington, D.C. Dulles Intl Airport to Singapore clicked on KAYAK for each day over the last 12 months.
When flying from Washington Dulles Airport to Singapore, you should consider leaving on a Monday and avoid Fridays if you are looking for the best rates. For your return to Washington Dulles Airport, you’ll find the best rates on Fridays and the most expensive ones on Tuesdays.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Singapore?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Singapore, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Singapore is January, where tickets cost S$ 1,348 (return) on average. On the other hand, the most expensive months are December and June, where the average cost of round-trip tickets is S$ 2,340 and S$ 2,305 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Singapore, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.
To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Singapore, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 12 weeks before departure.

Good to know

Low season

August

High season

February

Cheapest flight

S$ 594
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly and prices are also 14% lower on average.
Flight from Washington Dulles Airport to Singapore

When to book flights from Dulles Intl to Singapore

Are your dates flexible? Find out the best times to travel from Dulles Intl to Singapore based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Singapore flights

  • What flight options do I have from Washington Dulles Airport to Singapore?

    You will have at least one layover when flying from Washington Dulles Airport to Singapore. Singapore Airlines, United Airlines, Virgin Atlantic, and British Airways offer flights between the two destinations with a layover in London. Korean Air, Turkish Airlines, Emirates, and Qatar Airways offer connecting flights to Singapore through hub cities such as Seoul, Istanbul, Dubai, and Doha.

  • Which airline flying from Washington Dulles Airport to Singapore is ideal for families traveling with young kids?

    Korean Air offers priority boarding for families with young kids to settle in before other passengers. On long-haul flights, the airline provides baby bassinets for babies under a certain weight and height limit. In addition, Korean Air offers child-friendly meal options and extensive in-flight entertainment, such as movies for kids and TV shows.

  • Which airline is suitable for passengers traveling in a wheelchair?

    When flying with Turkish Airlines, you will be allowed to bring your wheelchair onboard, regardless of whether it is manual or battery-operated. Also, this airline offers wheelchairs on board for ease of moving around if you have limited mobility. Turkish Airlines ensure the comfort of passengers traveling in a wheelchair by assisting at the terminal, during boarding, inside the aircraft cabin, during layovers, and during deplaning.

  • Which airline is ideal to fly with from Washington Dulles Airport to Singapore?

    Virgin Atlantic offers top-notch services to its customers and will be the ideal airline for you to fly from Washington Dulles Airport to Singapore. This airline features comfortable seating, delicious meals, and a wide selection of entertainment options onboard. You are guaranteed a safe, comfortable, and enjoyable trip when you choose this airline.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Singapore?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Singapore was S$ 436 for a one-way ticket and S$ 830 for a return.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Singapore?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Washington Dulles Airport to Singapore?

    oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Washington Dulles Airport and Singapore, with Star Alliance being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Singapore?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Singapore.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Singapore?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from Washington Dulles Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Singapore?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Singapore with an airline and back to Washington Dulles Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Singapore?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

KAYAK’s top tips for finding a cheap flight from Washington, D.C. Dulles Intl Airport to Singapore

  • Washington Dulles International Airport (IAD) is located approximately 26 miles from Downtown Washington, D.C. and will be the departure airport for your trip to Singapore. Convenient transportation options include taxis, Uber, and Lyft, as well as public transit via Metrorail or Metrobus, connecting downtown to the airport terminal operated by the Washington Metropolitan Area Transit Authority.
  • Hotels near Washington Dulles International Airport that offer complimentary airport shuttle services will be an ideal choice of accommodation if you have an early morning flight from Washington Dulles International Airport to Singapore. We recommend staying at hotels such as Holiday Inn Washington Dulles International Airport, Hyatt Regency Dulles, or Hilton Washington Dulles Airport.
  • Singapore Changi Airport (SIN) will be your arrival airport from Washington Dulles Airport. This airport is about 10 miles from the city center. Taxis are readily available outside the airport, a convenient way to get downtown. Alternatively, the east-west and downtown lines of the metro system offer convenient access to downtown areas like Bugis, Chinatown, and Marina Bay.
  • If you land late at night, booking accommodation at a hotel near Singapore Changi Airport will be ideal. Crowne Plaza Changi Airport, Aerotel Singapore, Village Hotel Changi, Ambassador Transit Hotel, and Capri by Fraser Changi City, Singapore are conveniently close to the airport, and offer complimentary airport shuttle services to guests.
  • Singapore Airlines is focused on achieving zero carbon emissions by 2050 and reducing waste. This airline takes part in programs and initiatives that help promote environmental sustainability by being an active Sustainable Aviation Fuel Users Group member since 2011, and participating in the ICAO Carbon Offsetting and Reduction Scheme for International Aviation.
See more tips

Everything you need to know for your flight from Dulles Intl to Singapore

Information on your arrival and departure airports

Singapore (SIN)
Washington Dulles Airport (IAD)

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