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S$ 101+ Cheap flights from Washington, D.C.

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 11-8. 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.
WAS — SIN
15 Jul — 22 Jul1
1 adult

What to know about flights from Washington, D.C.

Discover essential information about flights departing from Washington, D.C., including flight schedules, destinations, airlines operating at the Washington, D.C. airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 10 July 2025.

Good round-trip deal

S$ 492 or less

Good one-way deal

S$ 122 or less
Price to beat on a round-trip flight from Washington, D.C..
Price to beat on a one-way flight from Washington, D.C..

Find flights from Washington, D.C.

Cheapest flights from Washington, D.C.
Explore the most affordable flight options available from Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 10 July 2025.

Fri 12-915:55IAD - BOS
Nonstop1h 39mUnited Airlines
Sun 14-905:30BOS - IAD
Nonstop1h 40mUnited Airlines
Deal found 9-7S$ 168
Mon 11-817:00BWI - SFO
2 stops9h 10mSouthwest
Mon 18-821:05SFO - BWI
Nonstop5h 10mSouthwest
Deal found 8-7S$ 351
Tue 2-919:37BWI - SFO
1 stop17h 55mAlaska Airlines
Mon 8-916:52SFO - BWI
1 stop9h 47mAlaska Airlines
Deal found 9-7S$ 353
Fri 26-919:06BWI - SFO
1 stop7h 53mDelta
Wed 1-1000:45SFO - BWI
1 stop6h 51mDelta
Deal found 9-7S$ 355
Tue 9-918:59DCA - SFO
Nonstop5h 51mHawaiian Airlines
Tue 23-908:45SFO - DCA
1 stop9h 14mHawaiian Airlines
Deal found 10-7S$ 356
Tue 26-808:59DCA - SFO
1 stop14h 38mAlaska Airlines
Sat 30-809:34SFO - DCA
Nonstop5h 25mAlaska Airlines
Deal found 9-7S$ 359
Thu 2-1011:40DCA - SFO
2 stops8h 55mSouthwest
Sun 5-1009:35SFO - DCA
2 stops11h 20mSouthwest
Deal found 8-7S$ 360
Tue 19-819:00BWI - SFO
Nonstop5h 49mUnited Airlines
Tue 2-909:10SFO - BWI
Nonstop5h 21mUnited Airlines
Deal found 8-7S$ 362
Wed 20-817:59DCA - SFO
Nonstop5h 52mUnited Airlines
Wed 3-923:59SFO - DCA
1 stop6h 59mUnited Airlines
Deal found 9-7S$ 368
Thu 14-808:59DCA - SFO
1 stop16h 50mDelta
Tue 19-800:35SFO - DCA
1 stop7h 30mDelta
Deal found 8-7S$ 371
Fri 10-1017:20DCA - SFO
1 stop10h 39mJetBlue
Thu 16-1006:00SFO - DCA
1 stop10h 21mJetBlue
Deal found 9-7S$ 375
Mon 15-920:17IAD - LHR
1 stop10h 08mDelta
Fri 26-908:40LHR - IAD
1 stop11h 55mDelta
Deal found 9-7S$ 703

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

Find flights departing from Washington, D.C. that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 10 July 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 12-9

08:55-10:35

Nonstop1h 40m

Boston Logan Intl

Sun 14-9

05:30-07:10

Nonstop1h 40m

S$ 168

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 11-8

17:00-23:10

2 stops9h 10m

San Francisco

Mon 18-8

21:05-05:15

Nonstop5h 10m

S$ 351

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 2-9

19:37-10:32

1 stop17h 55m

San Francisco

Mon 8-9

16:52-05:39

1 stop9h 47m

S$ 353

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 26-9

19:06-23:59

1 stop7h 53m

San Francisco

Wed 1-10

00:45-10:36

1 stop6h 51m

S$ 355

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 9-9

18:59-21:50

Nonstop5h 51m

San Francisco

Tue 23-9

08:45-20:59

1 stop9h 14m

S$ 356

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Tue 26-8

08:59-20:37

1 stop14h 38m

San Francisco

Tue 2-9

09:34-17:59

Nonstop5h 25m

S$ 359

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 2-10

11:40-17:35

2 stops8h 55m

San Francisco

Sun 5-10

09:35-23:55

2 stops11h 20m

S$ 360

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 19-8

19:00-21:49

Nonstop5h 49m

San Francisco

Tue 2-9

09:10-17:31

Nonstop5h 21m

S$ 362

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Wed 20-8

17:59-20:51

Nonstop5h 52m

San Francisco

Wed 3-9

23:59-09:58

1 stop6h 59m

S$ 368

Washington, D.C.San Francisco

DCA - SFO

DCASFO

Washington, D.C. Reagan-National

Thu 14-8

08:59-22:49

1 stop16h 50m

San Francisco

Tue 19-8

00:35-11:05

1 stop7h 30m

S$ 371

Flights are sorted by cheapest return flights first.

Deals found on 7-7

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C.

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

Get recent, data-driven insights about flights from Washington, D.C. including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from Washington, D.C. to Singapore. Price data was last updated on 27 June 2025.

The price you pay for your flight from Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 60 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. (average of S$ 1,024). Flying from Washington, D.C. in June will prove the most costly (average of S$ 1,469). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Washington, D.C.

Get insights into the airlines that provide service from 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 airline for your flight from Washington, D.C.. In the last 7 days, Cheapflights users made a total of 200,618 searches.
Check out reviews from past customers who have flown EVA Air, Korean Air, andJapan Airlines from Washington, D.C. to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Crew

8.6

Overall

8.4

Entertainment

8.0

Boarding

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

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Related info for your journey

Access useful and relevant information related to your journey from Washington, D.C.. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 10 July 2025.
  • What are the most popular destinations to fly to from Washington, D.C.?

    This month, the top selected destinations from Washington, D.C. are Boston, Atlanta, Athens. Throughout the year, Boston, Atlanta, Athens are some of the top choices made by users flying from Washington, D.C..

  • What is the cheapest airport to fly out of Washington, D.C.?

    The cheapest routes to Singapore can be found at Washington, D.C. Dulles Intl airport from S$ 999. While Baltimore/Washington airport is usually cheaper if your destination is Singapore with prices starting at S$ 1,170. Reference our flight search to find the best deals in real time.

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

    Currently, the cheapest month for flights from Washington, D.C. is January. The most expensive month for flights is June. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Washington, D.C.?

    View the cheapest flight destinations from Washington, D.C.:
    Fly from Washington, D.C. to Singapore from S$ 999 round trip

  • How does Cheapflights help users find flights from Washington, D.C.?

    Deals for flights from Washington, D.C. are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

  • Why should you use Cheapflights to find cheap flight tickets from Washington, D.C.?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Washington, D.C..

  • Can Cheapflights find flights from Washington, D.C. with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Washington, D.C., users can toggle the no change fees filter when performing a flight search.

  • Can Cheapflights notify me if prices for flights from Washington, D.C. become cheaper?

    Of course! You can now track prices for flights from Washington, D.C. and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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How does Cheapflights help users find flights from Washington, D.C.?

Deals for flights from Washington, D.C. are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C.?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Washington, D.C..

Can Cheapflights find flights from Washington, D.C. with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Washington, D.C., users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Washington, D.C. become cheaper?

Of course! You can now track prices for flights from Washington, D.C. and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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