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$436+ Cheap flights from Dulles Intl (IAD) to Singapore

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SIN
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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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 (SG0). 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 January 21, 2025.

Round-trip from

$873
(oojo)

One-way from

$443
(Trip.com)
From Washington, D.C. Dulles Intl to Singapore
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One-way flight from Washington, D.C. Dulles Intl to Singapore
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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 January 21, 2025.

This oojo deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/69:25 pmIAD - SIN
1 stop31h 10mTurkish Airlines
Mon 3/1711:25 pmSIN - IAD
1 stop33h 05mTurkish Airlines
Deal found 1/21$873
This Trip.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2410:00 pmIAD - SIN
1 stop23h 45mEtihad Airways
Sun 5/48:55 pmSIN - IAD
1 stop31h 40mEtihad Airways
Deal found 1/21$886
This FlightHub deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/277:10 pmIAD - SIN
1 stop32h 20mSAUDIA
Mon 4/75:15 pmSIN - IAD
1 stop34h 30mSAUDIA
Deal found 1/21$889
This FlightHub deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/810:00 amIAD - SIN
1 stop32h 00mAir India
Fri 3/148:00 pmSIN - IAD
1 stop23h 50mAir India
Deal found 1/19$920
This Etihad Airways deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:00 pmIAD - SIN
2 stops25h 30mMultiple Airlines
Mon 9/298:55 pmSIN - IAD
1 stop31h 40mMultiple Airlines
Deal found 1/19$937
This CrystalTravel deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1111:50 amIAD - SIN
1 stop28h 10mKorean Air
Tue 2/181:30 amSIN - IAD
1 stop21h 20mKorean Air
Deal found 1/20$960
This eDestinos deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/309:05 pmIAD - SIN
1 stop30h 40mQatar Airways
Wed 10/82:15 amSIN - IAD
1 stop25h 55mQatar Airways
Deal found 1/21$979
This Ovago deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/14:35 pmIAD - SIN
2 stops40h 20mAir China
Mon 3/311:55 pmSIN - IAD
1 stop27h 15mAir China
Deal found 1/21$1,043
This eDestinos deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/62:00 pmIAD - SIN
2 stops38h 20mIndiGo
Thu 3/137:40 pmSIN - IAD
2 stops36h 50mIndiGo
Deal found 1/20$1,045
This JetBlue deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/139:05 pmIAD - SIN
1 stop23h 55mJetBlue
Sun 6/12:15 amSIN - IAD
1 stop25h 55mJetBlue
Deal found 1/20$1,065

Find flights from Dulles Intl to Singapore within your budget

Customize 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 2,558,603 searches. Data last updated January 21, 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

Thu 3/6

9:25 pm-5:35 pm

1 stop31h 10m

Singapore Changi

Mon 3/17

11:25 pm-8:30 pm

1 stop33h 05m

$873

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 4/24

10:00 pm-9:45 am

1 stop23h 45m

Singapore Changi

Sun 5/4

8:55 pm-4:35 pm

1 stop31h 40m

$886

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 3/27

7:10 pm-3:30 pm

1 stop32h 20m

Singapore Changi

Mon 4/7

5:15 pm-3:45 pm

1 stop34h 30m

$889

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sat 3/8

10:00 am-7:00 am

1 stop32h 00m

Singapore Changi

Fri 3/14

8:00 pm-7:50 am

1 stop23h 50m

$920

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 2/17

9:30 pm-6:15 am

2 stops43h 45m

Singapore Changi

Mon 2/24

5:00 pm-2:45 pm

1 stop34h 45m

$958

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 2/11

11:50 am-5:00 am

1 stop28h 10m

Singapore Changi

Tue 2/18

1:30 am-9:50 am

1 stop21h 20m

$960

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 2/16

8:05 pm-8:45 am

1 stop23h 40m

Singapore Changi

Mon 2/24

3:15 am-3:55 pm

1 stop25h 40m

$1,013

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sat 3/1

4:35 pm-9:55 pm

2 stops40h 20m

Singapore Changi

Mon 3/3

11:55 pm-2:10 pm

1 stop27h 15m

$1,043

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 3/6

2:00 pm-5:20 pm

2 stops38h 20m

Singapore Changi

Thu 3/13

7:40 pm-8:30 pm

2 stops36h 50m

$1,045

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 5/13

9:05 pm-9:00 am

1 stop23h 55m

Singapore Changi

Mon 6/2

6:45 pm-8:45 am

1 stop26h 00m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 28 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 round-trip 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.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Singapore (average of $1,011). Flying from Washington, D.C. Dulles Intl Airport to Singapore in December is currently the most expensive (average of $1,684). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to SG?

Find hourly flight availability from Dulles Intl to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.

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 82.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 78.8 F).

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 January 21, 2025.
Peruse reviews from past customers who have flown with Korean Air, Turkish Airlines and Qatar Airways from Washington, D.C. to Singapore to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.5

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

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.5

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
3,358 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.5

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

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.5

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
9,706 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.5

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
3,754 reviews
Korean Air
8.5
Very good
1,039 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.5

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

    For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as $487. Users have also found prices from $497 and $530 on Air India and Etihad Airways, respectively.

  • 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 vacation 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.

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

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Singapore (average of $1,011). Flying from Washington, D.C. Dulles Intl Airport to Singapore in December is currently the most expensive (average of $1,684). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Haneda flights
Dulles Intl to Narita flights
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Dulles Intl to Suvarnabhumi flights
Baltimore to Narita flights
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Reagan-National to Suvarnabhumi flights
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Dulles Intl to New Delhi flights
Reagan-National to New Delhi flights
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Reagan-National to Hyderabad flights
Baltimore to Hyderabad flights
Dulles Intl to Bangalore flights
Reagan-National to Incheon Intl flights
Baltimore to New Delhi flights
Dulles Intl to Gimpo Intl flights
Reagan-National to Bangalore flights
Baltimore to Incheon Intl flights
Dulles Intl to Mumbai flights
Baltimore to Bangalore flights
Baltimore to Manila flights
Reagan-National to Manila flights
Dulles Intl to Hongqiao Intl flights
Reagan-National to Mumbai flights
Dulles Intl to Lahore flights
Reagan-National to Taiwan Taoyuan Intl flights
Dulles Intl to Chennai flights
Dulles Intl to Kathmandu flights
Reagan-National to Gimpo Intl flights
Reagan-National to Ho Chi Minh City flights
Dulles Intl to Islamabad flights
Dulles Intl to Sung Shan flights
Dulles Intl to Denpasar flights
Baltimore to Taiwan Taoyuan Intl flights
Baltimore to Mumbai flights
Reagan-National to Hongqiao Intl flights
Baltimore to Ho Chi Minh City flights
Baltimore to Gimpo Intl flights
Reagan-National to Chennai flights
Dulles Intl to Capital flights
Dulles Intl to Hong Kong flights
Baltimore to Denpasar flights
Dulles Intl to Pu Dong flights
Reagan-National to Denpasar flights

Top 9 airlines flying from Dulles Intl to Singapore

Discover the top 9 airlines that operate flights from Dulles Intl to Singapore. 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 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$833Average$1,041FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$935Average$1,546FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,001Average$1,367FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$1,016Average$1,369FlexibilityNo cancel feeOn-time68%
JetBlueCheapest$1,028Average$1,194FlexibilityNo cancel feeOn-time62%
Korean AirCheapest$1,100Average$1,332FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$1,124Average$1,584FlexibilityNo cancel feeOn-time71%
Singapore AirlinesCheapest$1,226Average$1,681FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$1,666Average$1,719FlexibilityNo cancel feeOn-time75%
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