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S$ 141+ Cheap flights from Washington, D.C. Dulles Intl Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2-3. 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.
IAD — SIN
22 Jan — 29 Jan1
1 adult

Find flights from Dulles Intl

Cheapest flights from Dulles Intl
Explore the most affordable flight options available from Dulles Intl. Find the lowest fares based on data from user searches, with prices last updated on 17 January 2025.

Fri 7-212:55IAD - BOS
Nonstop1h 35mUnited Airlines
Fri 7-219:28BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 16-1S$ 201
Mon 27-112:05IAD - BOS
1 stop3h 49mDelta
Sun 9-205:20BOS - IAD
1 stop6h 28mDelta
Deal found 16-1S$ 358
Tue 6-520:30IAD - LHR
1 stop10h 25mIcelandair
Thu 15-513:05LHR - IAD
1 stop11h 15mIcelandair
Deal found 16-1S$ 718
Wed 5-317:10IAD - LHR
1 stop11h 10mScandinavian Airlines
Wed 12-306:40LHR - IAD
1 stop14h 00mScandinavian Airlines
Deal found 17-1S$ 777
Sun 9-218:59IAD - CUZ
2 stops13h 56mDelta
Thu 6-309:00CUZ - IAD
2 stops15h 20mDelta
Deal found 15-1S$ 835
Mon 3-218:45IAD - LHR
Nonstop7h 30mVirgin Atlantic
Fri 14-208:40LHR - IAD
1 stop12h 05mVirgin Atlantic
Deal found 15-1S$ 837
Wed 12-213:42IAD - LHR
1 stop16h 58mDelta
Wed 19-208:40LHR - IAD
1 stop12h 05mDelta
Deal found 17-1S$ 845
Sun 16-222:50IAD - LHR
Nonstop7h 15mUnited Airlines
Thu 27-208:55LHR - IAD
1 stop12h 30mUnited Airlines
Deal found 16-1S$ 874
Sun 2-321:55IAD - LHR
Nonstop7h 10mBritish Airways
Wed 12-316:30LHR - IAD
Nonstop8h 15mBritish Airways
Deal found 16-1S$ 894
Tue 22-420:45IAD - LHR
1 stop14h 40mSWISS
Thu 1-508:45LHR - IAD
1 stop12h 30mSWISS
Deal found 16-1S$ 901
Sun 20-418:10IAD - LHR
1 stop17h 30mLufthansa
Thu 1-506:55LHR - IAD
1 stop17h 30mLufthansa
Deal found 16-1S$ 909
Mon 3-221:55IAD - LHR
Nonstop7h 10mFinnair
Mon 10-216:30LHR - IAD
Nonstop8h 15mFinnair
Deal found 17-1S$ 910

Find flights from Dulles Intl within your budget

Find flights departing from Dulles Intl 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 17 January 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 7-2

12:55-14:30

Nonstop1h 35m

Boston Logan Intl

Fri 7-2

19:28-21:14

Nonstop1h 46m

S$ 201

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 8-2

07:25-20:55

2 stops13h 30m

Boston Logan Intl

Tue 11-2

05:20-11:48

1 stop6h 28m

S$ 376

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 6-5

20:30-11:55

1 stop10h 25m

London Heathrow

Thu 15-5

13:05-19:20

1 stop11h 15m

S$ 718

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 5-3

17:10-09:20

1 stop11h 10m

London Heathrow

Wed 12-3

06:40-16:40

1 stop14h 00m

S$ 777

Washington, D.C.Cusco

IAD - CUZ

IADCUZ

Washington, D.C. Dulles Intl

Sun 9-2

18:59-08:55

2 stops13h 56m

Cusco Velazco Astete

Wed 5-3

07:50-00:20

2 stops16h 30m

S$ 835

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 3-2

18:45-07:15

Nonstop7h 30m

London Heathrow

Fri 14-2

08:40-15:45

1 stop12h 05m

S$ 837

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 5-3

18:45-07:15

Nonstop7h 30m

London Heathrow

Wed 12-3

06:30-16:45

1 stop14h 15m

S$ 838

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 16-2

22:50-11:05

Nonstop7h 15m

London Heathrow

Tue 25-2

08:55-16:25

1 stop12h 30m

S$ 874

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 2-3

21:55-10:05

Nonstop7h 10m

London Heathrow

Wed 12-3

16:30-20:45

Nonstop8h 15m

S$ 894

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 22-4

20:45-16:25

1 stop14h 40m

London Heathrow

Wed 30-4

08:45-16:15

1 stop12h 30m

S$ 901

Flights are sorted by cheapest return flights first.

Deals found on 16-1

Showing 1-10 of 55 results
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Best time to book a flight from Dulles Intl

Have a flexible travel schedule? Discover the best time to fly 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

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

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

Use this chart to determine the optimal time to book a return flight from Dulles Intl to Singapore. Price data was last updated on 10 January 2025.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 56 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. Dulles Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport (average of S$ 1,077). Flying from Washington, D.C. Dulles Intl Airport in June will prove the most costly (average of S$ 1,851). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

From Washington, D.C. Dulles Intl Airport you can expect to find greater availability for the following destinations: London (354 flights per day), Detroit (324 flights per day) and Orlando (266 flights per day).

Frankfurt am Main

Frankfurt am Main

From S$ 930

Tokyo

Tokyo

From S$ 6,685

What is the cheapest place to fly to from Washington, D.C. Dulles Intl Airport?

The cheapest city to fly to from Washington, D.C. Dulles Intl Airport is Frankfurt am Main, with prices starting at S$ 1,271. Explore other affordable destinations below.

Frankfurt am Main

Frankfurt am Main

From S$ 930

Tokyo

Tokyo

From S$ 6,685

Airline reviews for flights from Dulles Intl

Get insights into the airlines that provide service from Dulles Intl. 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 Dulles Intl. In the last 7 days, Cheapflights users made a total of 200,618 searches.
Korean Air
8.5
Very Good
1,034 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

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
1,034 reviews
Korean Air
8.5
Very Good
1,034 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

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.

ANA
8.4
Very Good
847 reviews
Korean Air
8.5
Very Good
1,034 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

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.

Asiana Airlines
8.3
Very Good
466 reviews
Korean Air
8.5
Very Good
1,034 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

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.

Singapore Airlines
8.1
Very Good
1,327 reviews
Korean Air
8.5
Very Good
1,034 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

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
8,513 reviews
Korean Air
8.5
Very Good
1,034 reviews
Check prices

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

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.

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Alternate flight departure points to Dulles Intl

Consider leaving from one of these other departure points that are located a short distance from Dulles Intl. Flight origins were last updated on 17 January 2025.
Flights from Reagan-National

Related info for your journey

Access useful and relevant information related to your journey from Dulles Intl. 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 17 January 2025.

  • What are the most popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

    This month, the top selected destinations from Washington, D.C. Dulles Intl Airport are Ahmedabad, Mumbai, Bangkok Suvarnabhumi Airport. Throughout the year, Mumbai, Cairo, Ahmedabad are some of the top choices made by users flying from Washington, D.C. Dulles Intl Airport.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to anywhere?

    Users have flown out of Washington, D.C. Dulles Intl Airport for as low as S$ 130 to DuBois, Pennsylvania (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 3,559 to fly from Washington, D.C. Dulles Intl Airport.

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

    Currently, the cheapest month for flights from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport?

    View the cheapest flight destinations from Washington, D.C. Dulles Intl Airport:
    Fly from Washington, D.C. to Singapore from S$ 1,124 round trip

  • How does Cheapflights help users find flights from Dulles Intl?

    Cheapflights helps you search for flights from Dulles Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from Dulles Intl?

    Cheapflights simply makes it quick and affordable to book flights from Dulles Intl by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • Can Cheapflights find flights from Dulles Intl with no change fees?

    Yes! Cheapflights helps users easily find flights from Dulles Intl with no change fees.

  • Can Cheapflights notify me if prices for flights from Dulles Intl become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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How does Cheapflights help users find flights from Dulles Intl?

Cheapflights helps you search for flights from Dulles Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl?

Cheapflights simply makes it quick and affordable to book flights from Dulles Intl by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Dulles Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Dulles Intl with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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