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IAD - SIN

Find cheap flights from Washington Dulles Airport to Singapore from S$ 713

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 10-10. 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.
1 adult
Sun 26-5
Sun 2-6

Search hundreds of travel sites at once for deals on flights to Singapore

 
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
In the last 7 days, travellers have searched 44,738,066 times on KAYAK, and here's why:

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Cheap flight deals from Dulles Intl to Singapore (IAD-SIN)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Singapore 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.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
19:10 - 15:45IAD-SIN
32h 35m1 stop
17:15 - 15:45SIN-IAD
34h 30m1 stop
S$ 1,251SAUDIA
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Sat, 31 Aug - Sat, 14 Sep
16:40 - 17:55IAD-SIN
37h 15m1 stop
10:15 - 14:45SIN-IAD
40h 30m1 stop
S$ 1,293Turkish Airlines
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Sat, 28 Sep - Fri, 4 Oct
11:15 - 07:50IAD-SIN
32h 35m3 stops
09:15 - 07:15SIN-IAD
34h 00m2 stops
S$ 1,375Air India
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Wed, 11 Sep - Tue, 1 Oct
11:15 - 07:50IAD-SIN
32h 35m2 stops
08:35 - 07:15SIN-IAD
34h 40m1 stop
S$ 1,425Air India
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Wed, 11 Sep - Tue, 1 Oct
13:25 - 23:40IAD-SIN
22h 15m1 stop
10:50 - 11:15SIN-IAD
36h 25m1 stop
S$ 1,427Korean Air
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Mon, 16 Sep - Wed, 25 Sep
13:25 - 19:55IAD-SIN
42h 30m1 stop
10:50 - 11:15SIN-IAD
36h 25m1 stop
S$ 1,432Korean Air
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Mon, 16 Sep - Wed, 25 Sep
10:55 - 20:45IAD-SIN
21h 50m1 stop
18:45 - 08:45SIN-IAD
26h 00m1 stop
S$ 1,449JetBlue
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Mon, 16 Sep - Mon, 23 Sep
10:55 - 00:10IAD-SIN
25h 15m2 stops
02:15 - 16:10SIN-IAD
25h 55m1 stop
S$ 1,485Qatar Airways
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Sat, 28 Sep - Thu, 3 Oct
10:55 - 20:45IAD-SIN
21h 50m1 stop
02:15 - 16:10SIN-IAD
25h 55m1 stop
S$ 1,499JetBlue
Find Deal
Sun, 6 Oct - Wed, 9 Oct
21:05 - 15:45IAD-SIN
30h 40m1 stop
18:45 - 16:10SIN-IAD
33h 25m1 stop
S$ 1,508Qatar Airways
Find Deal
Wed, 8 May - Wed, 15 May

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 flights from Washington, D.C. Dulles Intl Airport to Singapore clicked on KAYAK for each day over the last 12 months.
Your flight ticket price will generally be cheaper if you fly to Singapore on a Wednesday and more expensive on a Thursday. On your return trip to Washington Dulles Airport, you should consider flying back on a Thursday, and avoid Fridays for better deals.

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 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 October, where tickets cost S$ 1,542 on average. On the other hand, the most expensive months are December and July, where the average cost of tickets is S$ 2,809 and S$ 2,542 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for 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 month.
To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Singapore, you should book around 4 days before departure. For the absolute cheapest price, our data suggests you should book 54 days before departure.

Which airlines provide the cheapest flights from Washington Dulles Airport to Singapore?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 3 days, SAUDIA offered the best one-way deal for that route, at S$ 713. KAYAK users also found Washington Dulles Airport to Singapore return flights on SAUDIA from S$ 1,251 and on Turkish Airlines from S$ 1,293.

Good to know

Low season

March

High season

June

Cheapest flight

S$ 713
Best time to beat the crowds (19% less expensive on average)
Most popular time to fly (12% more expensive 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$ 524 for a one-way ticket and S$ 920 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?

    SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Washington Dulles Airport and Singapore, with oneworld 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

Top tips for finding a cheap flight from Washington, D.C. 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

Book cheap flights from Washington, D.C. to Singapore

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Singapore found on KAYAK in the last 72 hours.
10-10Thu
1 stopSAUDIA
32h 35mIAD-SIN
S$ 713
3-5Fri
3 stops
45h 55mIAD-SIN
S$ 718
6-5Mon
3 stops
41h 40mIAD-SIN
S$ 759
6-5Mon
2 stopsIndiGo
31h 55mIAD-SIN
S$ 786
9-10Wed
1 stopTurkish Airlines
28h 05mIAD-SIN
S$ 796
16-10Wed
2 stopsJapan Airlines
29h 20mIAD-SIN
S$ 802
22-7Mon
2 stopsIndiGo
31h 30mIAD-SIN
S$ 804
6-5Mon
1 stopQatar Airways
23h 55mIAD-SIN
S$ 813
23-8Fri
1 stopTurkish Airlines
32h 05mIAD-SIN
S$ 846
29-5Wed
1 stopQatar Airways
21h 50mIAD-SIN
S$ 1,293

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Washington Dulles Airport - Singapore Flights

Departure:

Washington Dulles Airport (IAD)United States

Destination:

Singapore (SIN)Singapore

Return flight deals:

Singapore - Washington Dulles Airport

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