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Cheap flights from Washington, D.C. Dulles Intl Airport to Singapore from S$ 591

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 24-2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SIN
27 gen — 3 feb1
1 adult

The best prices from Washington, D.C. Dulles Intl to Singapore Changi are usually found in January or November, booked 56 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Dulles Intl to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Singapore (SIN). 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 22 gennaio 2025.

Round-trip from

S$ 1,184

One-way from

S$ 591

Popular in

December

Cheapest in

January

Average price

S$ 1,343
Turkish Airlines
  • Turkish Airlines
  • 6-3-17-3
  • 2 total stops
  • 48h 10m total
  • Washington, D.C. to Singapore
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24-2
  • 24-2
  • 2 total stops
  • 43h 45m total
  • Washington, D.C. to Singapore
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease (S$ 74 potential savings vs. average return price).
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Average for round-trip flights in January 2025
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Find flight deals from Dulles Intl to Singapore

Cheapest flights from Dulles Intl to Singapore
Explore the most affordable flight options available from Dulles Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 gennaio 2025.

gio 6-321:25IAD - SIN
1 stop22h 20mTurkish Airlines
lun 17-323:25SIN - IAD
1 stop25h 50mTurkish Airlines
Deal found 22-1S$ 1,184
gio 24-422:00IAD - SIN
1 stop23h 45mEtihad Airways
dom 4-520:55SIN - IAD
1 stop31h 40mEtihad Airways
Deal found 21-1S$ 1,202
gio 27-319:10IAD - SIN
1 stop32h 20mSAUDIA
lun 7-417:15SIN - IAD
1 stop34h 30mSAUDIA
Deal found 21-1S$ 1,206
gio 18-922:00IAD - SIN
2 stops25h 30mMultiple Airlines
lun 29-920:55SIN - IAD
1 stop31h 40mMultiple Airlines
Deal found 21-1S$ 1,271
mar 11-220:05IAD - SIN
1 stop29h 50mQatar Airways
mar 18-203:15SIN - IAD
1 stop25h 40mQatar Airways
Deal found 21-1S$ 1,325
mer 29-111:50IAD - SIN
1 stop43h 35mKorean Air
mer 5-201:30SIN - IAD
1 stop21h 20mKorean Air
Deal found 21-1S$ 1,355
sab 1-316:35IAD - SIN
2 stops40h 20mAir China
lun 3-323:55SIN - IAD
1 stop27h 15mAir China
Deal found 21-1S$ 1,415
gio 6-320:05IAD - SIN
1 stop29h 50mAlaska Airlines
sab 15-303:15SIN - IAD
1 stop25h 40mAlaska Airlines
Deal found 21-1S$ 1,445
ven 21-220:05IAD - SIN
1 stop23h 40mJetBlue
mer 26-203:15SIN - IAD
1 stop25h 40mJetBlue
Deal found 20-1S$ 1,500
mar 4-314:35IAD - SIN
2 stops28h 20mAir Canada
mar 11-310:00SIN - IAD
2 stops34h 05mAir Canada
Deal found 21-1S$ 1,546

Find flights from Dulles Intl to Singapore within your budget

Customise your flight search to find flights from Dulles Intl to Singapore 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 22 gennaio 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

gio 6-3

21:25-08:45

1 stop22h 20m

Singapore Changi

gio 13-3

05:05-12:35

1 stop43h 30m

S$ 1,184

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

gio 24-4

22:00-09:45

1 stop23h 45m

Singapore Changi

dom 4-5

20:55-16:35

1 stop31h 40m

S$ 1,202

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

gio 27-3

19:10-15:30

1 stop32h 20m

Singapore Changi

lun 7-4

17:15-15:45

1 stop34h 30m

S$ 1,206

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

mar 8-4

11:15-07:00

1 stop31h 45m

Singapore Changi

mar 22-4

20:05-07:15

1 stop23h 10m

S$ 1,249

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

lun 17-2

21:30-06:15

2 stops43h 45m

Singapore Changi

lun 24-2

17:00-14:45

1 stop34h 45m

S$ 1,299

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

mar 11-2

20:05-14:55

1 stop29h 50m

Singapore Changi

mar 18-2

03:15-15:55

1 stop25h 40m

S$ 1,325

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

mar 18-2

11:50-20:25

1 stop43h 35m

Singapore Changi

lun 24-2

01:30-09:50

1 stop21h 20m

S$ 1,355

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

sab 1-3

16:35-21:55

2 stops40h 20m

Singapore Changi

lun 3-3

23:55-14:10

1 stop27h 15m

S$ 1,415

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

gio 6-3

20:05-14:55

1 stop29h 50m

Singapore Changi

sab 15-3

03:15-16:55

1 stop25h 40m

S$ 1,445

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

sab 1-3

20:05-08:45

1 stop23h 40m

Singapore Changi

sab 15-3

03:15-16:55

1 stop25h 40m

S$ 1,495

Flights are sorted by cheapest return flights first.

Deals found on 21-1

Showing 1-10 of 29 results
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Best time to book a flight from Dulles Intl to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Dulles Intl 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 Dulles Intl to Singapore

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

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

Use this chart to determine the optimal time to book a return flight from Dulles Intl to Singapore. Price data was last updated on 17 January 2025.

Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Rainfall in Singapore by month

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

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

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

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 22 gennaio 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Turkish Airlines and Qatar Airways from Washington, D.C. to Singapore to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very Good
1,039 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

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
8.5
Very Good
1,039 reviews
Korean Air
8.5
Very Good
1,039 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

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.

Delta
8.0
Very Good
8,521 reviews
Korean Air
8.5
Very Good
1,039 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

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.

Alaska Airlines
8.0
Very Good
9,707 reviews
Korean Air
8.5
Very Good
1,039 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

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.

Qatar Airways
7.5
Good
3,752 reviews
Korean Air
8.5
Very Good
1,039 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

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.

Austrian Airlines
7.5
Good
787 reviews
Korean Air
8.5
Very Good
1,039 reviews
Check prices

Food

8.1

Boarding

8.5

Overall

8.5

Crew

8.7

Entertainment

8.2

Comfort

8.3

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 Dulles Intl to Singapore. 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 into for flights to Singapore from 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 Singapore from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Changi (SIN) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

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

    Turkish Airlines, at S$ 1,184, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Singapore.Alternate airlines to your destination round-trip include Etihad Airways and SAUDIA. Turkish Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Air India, with whom users have recently found tickets for as low as S$ 675. However, be on the lookout for offers from Qatar Airways and Turkish Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Singapore for a low price.

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

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

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

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

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

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

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