IAD - SIN

S$ 589 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 4-12. 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
In the last 7 days, travellers have searched 47,107,125 times on KAYAK, and here's why:

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

 
These are the cheapest deals for flights from Dulles Intl to Singapore currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. 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 round-trip deals departing in the coming months from the most popular airlines that fly from Dulles Intl to Singapore.

Recent one-way flight deals from Dulles Intl to Singapore

Only flying one-way? Below are some of the best one-way flight deals from Dulles Intl to Singapore found on KAYAK recently.

Recent last-minute flight deals from Dulles Intl to Singapore

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Dulles Intl to Singapore.

Recent direct flight deals from Dulles Intl to Singapore

The latest deals for direct flights from Dulles Intl to Singapore so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Dulles Intl to Singapore

Find recent round-trip train or bus tickets from Dulles Intl to Singapore.

All round-trip flight deals to Singapore

The cheapest plane tickets to Singapore found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
10:00 - 21:45IAD-SIN
22h 45m1 stop
23:00 - 07:50SIN-IAD
44h 50m1 stop
S$ 1,077Air India
Find Deal
Fri, 7 Mar - Sun, 16 Mar
14:00 - 08:45IAD-SIN
29h 45m1 stop
23:25 - 12:15SIN-IAD
25h 50m1 stop
S$ 1,095Turkish Airlines
Find Deal
Tue, 3 Dec - Tue, 10 Dec
20:05 - 14:55IAD-SIN
29h 50m1 stop
03:15 - 15:55SIN-IAD
25h 40m1 stop
S$ 1,285Qatar Airways
Find Deal
Tue, 11 Feb - Tue, 18 Feb
21:30 - 11:30IAD-SIN
25h 00m2 stops
19:25 - 17:25SIN-IAD
34h 00m1 stop
S$ 1,290
Find Deal
Mon, 3 Mar - Wed, 12 Mar
14:00 - 08:45IAD-SIN
29h 45m1 stop
17:00 - 14:45SIN-IAD
34h 45m1 stop
S$ 1,315
Find Deal
Wed, 4 Dec - Sat, 7 Dec
20:05 - 14:55IAD-SIN
29h 50m1 stop
03:15 - 15:55SIN-IAD
25h 40m1 stop
S$ 1,333Qatar Airways
Find Deal
Mon, 17 Feb - Sat, 22 Feb
14:00 - 17:20IAD-SIN
38h 20m2 stops
19:40 - 20:30SIN-IAD
36h 50m2 stops
S$ 1,439IndiGo
Find Deal
Tue, 4 Mar - Fri, 28 Mar
20:05 - 08:45IAD-SIN
23h 40m1 stop
03:15 - 16:55SIN-IAD
25h 40m1 stop
S$ 1,492JetBlue
Find Deal
Thu, 6 Mar - Sat, 15 Mar
21:25 - 17:20IAD-SIN
30h 55m2 stops
19:40 - 20:30SIN-IAD
36h 50m2 stops
S$ 1,564IndiGo
Find Deal
Mon, 3 Mar - Mon, 17 Mar
10:55 - 20:45IAD-SIN
21h 50m1 stop
02:15 - 16:10SIN-IAD
25h 55m1 stop
S$ 1,590JetBlue
Find Deal
Fri, 4 Apr - Fri, 11 Apr
14:00 - 08:45IAD-SIN
29h 45m1 stop
S$ 589Turkish Airlines
Find Deal
Wed, 4 Dec
14:00 - 17:35IAD-SIN
38h 35m1 stop
S$ 633Turkish Airlines
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Sun, 8 Dec
10:00 - 08:10IAD-SIN
33h 10m1 stop
S$ 648Air India
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Tue, 25 Feb
21:30 - 13:20IAD-SIN
26h 50m2 stops
S$ 664
Find Deal
Sat, 1 Mar
11:00 - 08:10IAD-SIN
33h 10m1 stop
S$ 698Air India
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Tue, 18 Mar
10:00 - 06:15IAD-SIN
31h 15m3 stops
S$ 714
Find Deal
Sat, 1 Mar
21:25 - 17:20IAD-SIN
30h 55m2 stops
S$ 775IndiGo
Find Deal
Wed, 26 Feb
21:25 - 17:20IAD-SIN
30h 55m2 stops
S$ 789IndiGo
Find Deal
Tue, 7 Jan
20:05 - 11:55IAD-SIN
26h 50m2 stops
S$ 899Qatar Airways
Find Deal
Thu, 13 Feb
20:05 - 18:35IAD-SIN
33h 30m2 stops
S$ 966Qatar Airways
Find Deal
Sat, 15 Feb
21:25 - 08:45IAD-SIN
22h 20m1 stop
10:25 - 12:15SIN-IAD
38h 50m1 stop
S$ 1,284Turkish Airlines
Find Deal
Sun, 24 Nov - Fri, 6 Dec
21:25 - 08:45IAD-SIN
22h 20m1 stop
05:05 - 12:15SIN-IAD
44h 10m1 stop
S$ 1,296Turkish Airlines
Find Deal
Sun, 24 Nov - Sun, 8 Dec
21:25 - 08:45IAD-SIN
22h 20m1 stop
17:00 - 14:45SIN-IAD
34h 45m1 stop
S$ 1,404
Find Deal
Sun, 24 Nov - Sat, 7 Dec
20:05 - 14:55IAD-SIN
29h 50m1 stop
03:15 - 15:55SIN-IAD
25h 40m1 stop
S$ 1,576Qatar Airways
Find Deal
Fri, 22 Nov - Tue, 3 Dec
20:05 - 14:55IAD-SIN
29h 50m1 stop
10:15 - 15:55SIN-IAD
42h 40m1 stop
S$ 1,580Qatar Airways
Find Deal
Fri, 22 Nov - Mon, 9 Dec
16:10 - 08:00IAD-SIN
26h 50m1 stop
10:10 - 22:59SIN-IAD
25h 49m1 stop
S$ 1,591United Airlines
Find Deal
Tue, 26 Nov - Thu, 5 Dec
21:25 - 08:45IAD-SIN
22h 20m1 stop
11:35 - 14:45SIN-IAD
40h 10m2 stops
S$ 1,667
Find Deal
Sun, 24 Nov - Sun, 8 Dec
22:05 - 20:15IAD-SIN
33h 10m1 stop
22:20 - 07:18SIN-IAD
21h 58m1 stop
S$ 1,691United Airlines
Find Deal
Sat, 23 Nov - Wed, 4 Dec
14:35 - 07:55IAD-SIN
28h 20m2 stops
10:00 - 20:38SIN-IAD
23h 38m2 stops
S$ 1,869Air Canada
Find Deal
Sun, 24 Nov - Thu, 5 Dec
06:20 - 07:55IAD-SIN
36h 35m2 stops
10:00 - 20:38SIN-IAD
23h 38m2 stops
S$ 1,877Air Canada
Find Deal
Sun, 24 Nov - Thu, 5 Dec

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 Monday and more expensive on a Friday. On your return trip to Washington Dulles Airport, you should consider flying back on a Friday, and avoid Thursdays 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 April, where tickets cost S$ 1,359 on average. On the other hand, the most expensive months are December and June, where the average cost of tickets is S$ 2,385 and S$ 2,229 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 1 day before departure. For the absolute cheapest price, our data suggests you should book 79 days before departure.

Good to know

Low season

August

High season

December

Cheapest flight

S$ 589
Best time to beat the crowds but there is an average 6% increase in price.
Most popular time to fly (20% 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$ 439 for a one-way ticket and S$ 803 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?

    Star Alliance, oneworld, 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

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.
4-12Wed
1 stopTurkish Airlines
29h 45mIAD-SIN
S$ 589
8-12Sun
1 stopTurkish Airlines
38h 35mIAD-SIN
S$ 633
25-2Tue
1 stopAir India
33h 10mIAD-SIN
S$ 648
1-3Sat
2 stops
26h 50mIAD-SIN
S$ 664
18-3Tue
1 stopAir India
33h 10mIAD-SIN
S$ 698
1-3Sat
3 stops
31h 15mIAD-SIN
S$ 714
26-2Wed
2 stopsIndiGo
30h 55mIAD-SIN
S$ 775
7-1Tue
2 stopsIndiGo
30h 55mIAD-SIN
S$ 789
13-2Thu
2 stopsQatar Airways
26h 50mIAD-SIN
S$ 899
15-2Sat
2 stopsQatar Airways
33h 30mIAD-SIN
S$ 966

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Last minute flights from Dulles Intl to Singapore

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to Singapore that are departing in the next 10 days.
24-11Sun
multi-stopTurkish Airlines
22h 20mIAD-SIN
6-12Fri
multi-stopTurkish Airlines
38h 50mSIN-IAD
S$ 1,284
24-11Sun
multi-stopTurkish Airlines
22h 20mIAD-SIN
8-12Sun
multi-stopTurkish Airlines
44h 10mSIN-IAD
S$ 1,296
24-11Sun
multi-stop
22h 20mIAD-SIN
7-12Sat
multi-stop
34h 45mSIN-IAD
S$ 1,404
22-11Fri
multi-stopQatar Airways
29h 50mIAD-SIN
3-12Tue
multi-stopQatar Airways
25h 40mSIN-IAD
S$ 1,576
22-11Fri
multi-stopQatar Airways
29h 50mIAD-SIN
9-12Mon
multi-stopQatar Airways
42h 40mSIN-IAD
S$ 1,580
26-11Tue
multi-stopUnited Airlines
26h 50mIAD-SIN
5-12Thu
multi-stopUnited Airlines
25h 49mSIN-IAD
S$ 1,591
24-11Sun
multi-stop
22h 20mIAD-SIN
8-12Sun
multi-stop
40h 10mSIN-IAD
S$ 1,667
23-11Sat
multi-stopUnited Airlines
33h 10mIAD-SIN
4-12Wed
multi-stopUnited Airlines
21h 58mSIN-IAD
S$ 1,691
24-11Sun
multi-stopAir Canada
28h 20mIAD-SIN
5-12Thu
multi-stopAir Canada
23h 38mSIN-IAD
S$ 1,869
24-11Sun
multi-stopAir Canada
36h 35mIAD-SIN
5-12Thu
multi-stopAir Canada
23h 38mSIN-IAD
S$ 1,877

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

Information on your arrival and departure airports

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