Cheap flights from Singapore (SIN) to Washington, D.C. (WAS) from $488

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 10/21. 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.
SIN — WAS
Jun 16 — Jun 231

The best prices from Singapore Changi to Washington, D.C. are usually found in March or February, booked 84 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Singapore to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Washington, D.C. (WAS). 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 June 11, 2024.

Popular in

December

Cheapest in

March

Average price

$1,353

Round-trip from

$234
High demand for flights, 22% potential price rise
Best time to find cheap flights, 17% potential price drop
Average for round-trip flights in June 2024
From Singapore Changi to Washington, D.C. (WAS)

What is the cheapest day to fly round-trip from Singapore to Washington, D.C.?

Friday flights are found to be more expensive to fly from Singapore to Washington, D.C.. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

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

Find a great deal and save up to 10% by booking at least 21 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Singapore to Washington, D.C. within the next two weeks, with the cheapest ticket starting at $1,221.

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

March is one of the best times of the year to fly to Washington, D.C. from Singapore. Prices for March average $1,355 per person but you can even find prices for as low as $816. The most expensive prices can be found in the month of December. Opting for a March flight can save you 28% on your journey compared to booking in December

What is the cheapest time of day to fly from SIN to WAS?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 29% on flights from Singapore to Washington, D.C. by exploring options for tickets at noon.

Cheap Singapore to Washington, D.C. flights in June & July 2024

Find cheap flight options from Singapore to Washington, D.C. specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Prices were last updated on June 11, 2024.
These are some of the most attractive deals on flights from Singapore to Washington, D.C. in 2024. Check back in a little while for more flight options.
Thu 6/2011:05 amSIN - IAD
1 stop40h 45mUnited Airlines
Wed 8/712:45 pmIAD - SIN
2 stops29h 30mUnited Airlines
Deal found 6/10$955
Tue 6/2511:05 amSIN - IAD
1 stop40h 45mUnited Airlines
Tue 7/1612:40 pmIAD - SIN
3 stops42h 05mUnited Airlines
Deal found 6/10$965
Mon 6/246:15 amSIN - IAD
2 stops26h 30mUnited Airlines
Mon 7/1512:25 pmIAD - SIN
1 stop30h 15mUnited Airlines
Deal found 6/10$977
Fri 6/218:45 amSIN - IAD
2 stops27h 14mUnited Airlines
Sun 7/1412:25 pmIAD - SIN
1 stop30h 15mUnited Airlines
Deal found 6/10$1,057
Tue 7/211:05 amSIN - IAD
1 stop40h 45mUnited Airlines
Fri 8/26:30 amIAD - SIN
2 stops30h 15mUnited Airlines
Deal found 6/10$1,087
Tue 6/2511:25 pmSIN - IAD
1 stop27h 20mTurkish Airlines
Wed 7/174:40 pmIAD - SIN
1 stop28h 05mTurkish Airlines
Deal found 6/10$1,090
Thu 6/2011:25 pmSIN - IAD
1 stop27h 20mTurkish Airlines
Wed 8/79:50 pmIAD - SIN
1 stop22h 55mTurkish Airlines
Deal found 6/10$1,112
Tue 7/91:50 amSIN - BWI
2 stops33h 37mAmerican Airlines
Wed 7/176:00 amBWI - SIN
2 stops36h 15mAmerican Airlines
Deal found 6/10$1,113
Tue 7/91:50 amSIN - DCA
2 stops26h 38mAmerican Airlines
Fri 7/196:59 amDCA - SIN
2 stops29h 21mAmerican Airlines
Deal found 6/10$1,115

Singapore to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between Singapore and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
These are some of the most attractive deals on flights from Singapore to Washington, D.C. in 2024. Check back in a little while for more flight options.
Sat 9/145:15 pmSIN - IAD
1 stop34h 30mSAUDIA
Sun 9/227:10 pmIAD - SIN
1 stop56h 35mSAUDIA
Deal found 6/10$808
Fri 11/15:00 pmSIN - IAD
1 stop35h 45mSAUDIA
Sat 11/97:10 pmIAD - SIN
1 stop31h 20mSAUDIA
Deal found 6/10$820
Sat 9/145:15 pmSIN - IAD
1 stop82h 30mSAUDIA
Sun 9/227:10 pmIAD - SIN
1 stop56h 35mSAUDIA
Deal found 6/11$929
Thu 6/2011:05 amSIN - IAD
1 stop40h 45mUnited Airlines
Wed 8/712:45 pmIAD - SIN
2 stops29h 30mUnited Airlines
Deal found 6/10$955
Tue 6/2511:05 amSIN - IAD
1 stop40h 45mUnited Airlines
Tue 7/1612:40 pmIAD - SIN
3 stops42h 05mUnited Airlines
Deal found 6/10$965
Mon 6/246:15 amSIN - IAD
2 stops26h 30mUnited Airlines
Mon 7/1512:25 pmIAD - SIN
1 stop30h 15mUnited Airlines
Deal found 6/10$977
Sat 8/35:15 pmSIN - IAD
1 stop34h 30mSAUDIA
Sat 8/107:10 pmIAD - SIN
1 stop32h 35mSAUDIA
Deal found 6/11$1,026
Sat 8/35:15 pmSIN - IAD
1 stop34h 30mSAUDIA
Sat 8/177:10 pmIAD - SIN
1 stop32h 35mSAUDIA
Deal found 6/10$1,031
Mon 8/55:15 pmSIN - IAD
1 stop82h 30mSAUDIA
Thu 8/87:10 pmIAD - SIN
1 stop32h 35mSAUDIA
Deal found 6/11$1,055

Singapore to Washington, D.C. flights leaving soon

Find last-minute flight options from Singapore to Washington, D.C. for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
Users seeking a last-minute flight from Singapore to Washington, D.C. should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Thu 6/2011:05 amSIN - IAD
1 stop40h 45mUnited Airlines
Wed 8/712:45 pmIAD - SIN
2 stops29h 30mUnited Airlines
Deal found 6/10$955
Tue 6/2511:05 amSIN - IAD
1 stop40h 45mUnited Airlines
Tue 7/1612:40 pmIAD - SIN
3 stops42h 05mUnited Airlines
Deal found 6/10$965
Mon 6/246:15 amSIN - IAD
2 stops26h 30mUnited Airlines
Mon 7/1512:25 pmIAD - SIN
1 stop30h 15mUnited Airlines
Deal found 6/10$977
Fri 6/218:45 amSIN - IAD
2 stops27h 14mUnited Airlines
Sun 7/1412:25 pmIAD - SIN
1 stop30h 15mUnited Airlines
Deal found 6/10$1,057
Tue 6/2511:25 pmSIN - IAD
1 stop27h 20mTurkish Airlines
Wed 7/174:40 pmIAD - SIN
1 stop28h 05mTurkish Airlines
Deal found 6/10$1,090
Thu 6/2011:25 pmSIN - IAD
1 stop27h 20mTurkish Airlines
Wed 8/79:50 pmIAD - SIN
1 stop22h 55mTurkish Airlines
Deal found 6/10$1,112
Fri 6/2110:15 amSIN - IAD
1 stop40h 30mTurkish Airlines
Sun 7/149:50 pmIAD - SIN
1 stop22h 55mTurkish Airlines
Deal found 6/10$1,127
Thu 6/201:50 amSIN - DCA
2 stops33h 14mAmerican Airlines
Sun 7/1412:29 pmDCA - SIN
2 stops41h 06mAmerican Airlines
Deal found 6/10$1,194
Tue 6/2511:25 pmSIN - IAD
1 stop27h 20mTurkish Airlines
Tue 7/169:50 pmIAD - SIN
1 stop32h 05mTurkish Airlines
Deal found 6/10$1,290

One-way flights to Washington, D.C. from Singapore

Search for one-way flight options from Singapore to Washington, D.C.. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
Take a look at some of the best available options we've come across on one-way flights from Singapore to Washington, D.C.. Those needing a return flight from Singapore to Washington, D.C. can use the search form above.
Mon 10/215:15 pmSIN - IAD
1 stop34h 30mSAUDIA
Deal found 6/11$488
Mon 10/215:15 pmSIN - IAD
1 stop34h 30mSAUDIA
Deal found 6/10$489
Mon 7/154:15 pmSIN - IAD
1 stop34h 55mAir China
Deal found 6/10$607
Wed 6/2612:40 amSIN - BWI
3 stops34h 00mMultiple Airlines
Deal found 6/9$658
Tue 11/1910:05 amSIN - IAD
1 stop46h 25mTurkish Airlines
Deal found 6/11$672
Tue 7/910:15 amSIN - IAD
1 stop40h 30mTurkish Airlines
Deal found 6/10$673
Mon 7/111:25 pmSIN - IAD
1 stop27h 20mTurkish Airlines
Deal found 6/9$674
Mon 7/228:00 pmSIN - IAD
2 stops31h 10mMultiple Airlines
Deal found 6/10$683
Thu 6/2712:40 amSIN - BWI
2 stops31h 38mMultiple Airlines
Deal found 6/9$683

Find flights from Singapore to Washington, D.C. within your budget

Customize your flight search to find flights from Singapore to Washington, D.C. 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 3,117,830 searches. Data last updated June 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$808 - $1,206

Route

Depart

Return

Price

Singapore ChangiWashington, D.C. Dulles Intl

SIN - IAD

SINIAD

Singapore Changi

Sat 9/14

1 stop34h 30m

Washington, D.C. Dulles Intl

Sun 9/22

1 stop56h 35m

$808

Singapore ChangiWashington, D.C. Dulles Intl

SIN - IAD

SINIAD

Singapore Changi

Tue 6/25

1 stop40h 45m

Washington, D.C. Dulles Intl

Tue 7/16

3 stops42h 05m

$965

Singapore ChangiWashington, D.C. Dulles Intl

SIN - IAD

SINIAD

Singapore Changi

Tue 6/25

1 stop27h 20m

Washington, D.C. Dulles Intl

Wed 7/17

1 stop28h 05m

$1,090

Singapore ChangiWashington, D.C. Dulles Intl

SIN - IAD

SINIAD

Singapore Changi

Mon 9/30

2 stops27h 05m

Washington, D.C. Dulles Intl

Mon 11/18

2 stops34h 56m

$1,101

Singapore ChangiWashington, D.C. Dulles Intl

SIN - IAD

SINIAD

Singapore Changi

Mon 9/30

1 stop31h 33m

Washington, D.C. Dulles Intl

Mon 11/18

1 stop31h 45m

$1,117

Singapore ChangiBaltimore/Washington

SIN - BWI

SINBWI

Singapore Changi

Fri 9/13

2 stops31h 03m

Baltimore/Washington

Sun 9/22

2 stops47h 33m

$1,132

Singapore ChangiWashington, D.C. Dulles Intl

SIN - IAD

SINIAD

Singapore Changi

Thu 10/31

1 stop29h 30m

Washington, D.C. Dulles Intl

Sat 11/9

1 stop29h 45m

$1,165

Singapore ChangiWashington, D.C. Dulles Intl

SIN - IAD

SINIAD

Singapore Changi

Tue 7/2

1 stop34h 40m

Washington, D.C. Dulles Intl

Fri 8/2

1 stop22h 30m

$1,200

Singapore ChangiBaltimore/Washington

SIN - BWI

SINBWI

Singapore Changi

Fri 11/1

1 stop32h 50m

Baltimore/Washington

Sat 11/9

1 stop33h 00m

$1,206

Flights are sorted by cheapest first

Deals found on 6/10

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

Use this chart to determine the optimal time to book a round-trip flight from Singapore to Washington, D.C.. Price data was last updated on May 31, 2024.
The price you pay for your flight from Singapore to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Singapore to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Singapore to Washington, D.C.. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Singapore to Washington, D.C. flight should consider departing on Friday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Singapore to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Singapore 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.

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated June 11, 2024.
Peruse reviews from past customers who have flown with SAUDIA, American Airlines and Singapore Airlines from Singapore to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.5
Very good
1,132 reviews

Food

8.2

Boarding

8.6

Entertainment

8.2

Crew

8.8

Overall

8.5

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

8.5
Very good
1,132 reviews
8.5
Very good
1,132 reviews

Food

8.2

Boarding

8.6

Entertainment

8.2

Crew

8.8

Overall

8.5

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

8.5
Very good
894 reviews
8.5
Very good
1,132 reviews

Food

8.2

Boarding

8.6

Entertainment

8.2

Crew

8.8

Overall

8.5

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

8.3
Very good
1,456 reviews
8.5
Very good
1,132 reviews

Food

8.2

Boarding

8.6

Entertainment

8.2

Crew

8.8

Overall

8.5

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

8.3
Very good
1,417 reviews
8.5
Very good
1,132 reviews

Food

8.2

Boarding

8.6

Entertainment

8.2

Crew

8.8

Overall

8.5

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

8.1
Very good
3,870 reviews
8.5
Very good
1,132 reviews

Food

8.2

Boarding

8.6

Entertainment

8.2

Crew

8.8

Overall

8.5

Comfort

8.3

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Related info for your journey

Find useful and relevant information for your journey from Singapore to Washington, D.C.. 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 from for flights from Singapore to Washington, D.C.?

    If you book a flight to Washington, D.C. from Singapore, you will be flying from Changi, which is the city’s only airport. Singapore Changi (SIN) is located 10.5 mi from the center of Singapore. There are 0 flights from Changi to Washington, D.C. per day from 2 different airlines.

  • Can I find flights from Singapore to Washington, D.C. for under $900 on Cheapflights?

    Yes, there are multiple flights from Singapore to Washington, D.C. for under $900. The cheapest flight booked recently is on SAUDIA for just $808, but on average you can expect to pay $1,038.

  • Are there last-minute flights available from Singapore to Washington, D.C. for under $1,000?

    There are currently 20+ open flights from Singapore to Washington, D.C. within the next 7 days for less than $1,000.

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

    Cheapflights users have booked flights from Singapore to Washington, D.C. round-trip from $808. Other airlines that can offer you cheap pricing are United Airlines, from $965, and Turkish Airlines, from $1,090. Users have found that SAUDIA is 40% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is SAUDIA, with whom users have recently found tickets for as low as $488. However, be on the lookout for offers from Air China and Turkish Airlines, as they are both options that can get you from Singapore to Washington, D.C. for a low price.

  • What are the most popular routes from Singapore to Washington, D.C.?

  • What does SIN to IAD mean?

    SIN stands for Singapore Changi Airport, while IAD stands for Washington, D.C. Dulles Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Singapore to Washington, D.C. that include extra baggage allowance?

    The amount of baggage you can bring on your Singapore to Washington, D.C. flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Singapore to Washington, D.C. with specific airlines?

    Yes, Cheapflights allows you to browse and filter Singapore to Washington, D.C. flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Singapore to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Singapore to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Washington, D.C.?

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

  • Can I find deals for business class flights from Singapore to Washington, D.C.?

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

  • Can I find deals for flights from Singapore to Washington, D.C. that allow pets onboard?

    Many airlines flying from Singapore to Washington, D.C. offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Singapore to Washington, D.C.?

    Yes, you can often find last-minute deals on Singapore to Washington, D.C. flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Singapore to Washington, D.C. flight deals updated?

    The Singapore to Washington, D.C. flight deals you see on this page were last updated on 6/11.

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

    Currently, September is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of $278). Flying from Singapore to Washington, D.C. in June is currently the most expensive (average of $382). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Singapore to Washington, D.C.

Discover the top 2 airlines that operate flights from Singapore to Washington, D.C.. 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 3,117,830 searches. Data last updated June 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$870Average$1,348FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$1,207Average$1,389FlexibilityNo cancel feeOn-time70%

Search flights from Singapore to Washington, D.C. by cabin class

Find flights from Singapore to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.