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S$ 145+ Cheap flights from Washington, D.C. Dulles Intl Airport

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 29-3. 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
2 Feb — 9 Feb1
1 adult

What to know about flights from Dulles Intl

Discover essential information about flights departing from Dulles Intl, including flight schedules, destinations, airlines operating at the Dulles Intl 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 28 January 2025.

Good round-trip deal

S$ 9,097 or less

Good one-way deal

S$ 128 or less
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl.
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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 28 January 2025.

Thu 6-312:35IAD - BOS
Nonstop1h 36mUnited Airlines
Wed 12-319:36BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 27-1S$ 198
Thu 6-312:05IAD - BOS
1 stop3h 47mDelta
Fri 7-306:00BOS - IAD
1 stop5h 25mDelta
Deal found 27-1S$ 341
Fri 28-218:45IAD - LHR
Nonstop7h 30mVirgin Atlantic
Sun 2-306:20LHR - IAD
1 stop15h 05mVirgin Atlantic
Deal found 27-1S$ 724
Mon 7-420:30IAD - LHR
1 stop10h 25mIcelandair
Sat 26-413:05LHR - IAD
1 stop11h 15mIcelandair
Deal found 27-1S$ 725
Fri 28-212:52IAD - LHR
1 stop12h 28mDelta
Sun 2-306:20LHR - IAD
1 stop15h 05mDelta
Deal found 27-1S$ 729
Fri 7-219:37IAD - LHR
1 stop10h 33mKLM
Sun 9-208:40LHR - IAD
1 stop12h 05mKLM
Deal found 27-1S$ 743
Fri 21-318:10IAD - LHR
1 stop17h 50mScandinavian Airlines
Mon 24-306:40LHR - IAD
1 stop14h 00mScandinavian Airlines
Deal found 27-1S$ 756
Sat 1-317:10IAD - LHR
1 stop12h 10mAer Lingus
Thu 3-407:40LHR - IAD
1 stop13h 10mAer Lingus
Deal found 27-1S$ 799
Wed 12-221:55IAD - LHR
Nonstop7h 10mIberia
Wed 19-212:10LHR - IAD
Nonstop8h 25mIberia
Deal found 27-1S$ 802
Wed 12-323:50IAD - LHR
Nonstop7h 15mUnited Airlines
Wed 26-313:45LHR - IAD
1 stop31h 40mUnited Airlines
Deal found 27-1S$ 821
Mon 31-319:42IAD - CUZ
2 stops15h 58mDelta
Mon 7-420:55CUZ - IAD
2 stops15h 27mDelta
Deal found 27-1S$ 822
Thu 13-322:55IAD - LHR
Nonstop7h 10mMultiple Airlines
Thu 20-312:10LHR - IAD
Nonstop8h 25mMultiple Airlines
Deal found 27-1S$ 824

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 28 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

Thu 6-3

22:15-23:50

Nonstop1h 35m

Boston Logan Intl

Fri 7-3

05:30-07:14

Nonstop1h 44m

S$ 198

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 6-3

12:05-15:52

1 stop3h 47m

Boston Logan Intl

Fri 7-3

06:00-11:25

1 stop5h 25m

S$ 341

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 28-2

18:45-07:15

Nonstop7h 30m

London Heathrow

Sun 2-3

06:20-16:25

1 stop15h 05m

S$ 724

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 7-4

20:30-11:55

1 stop10h 25m

London Heathrow

Thu 24-4

13:05-19:20

1 stop11h 15m

S$ 725

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 28-2

12:52-06:20

1 stop12h 28m

London Heathrow

Sun 2-3

06:20-16:25

1 stop15h 05m

S$ 729

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 7-2

19:37-11:10

1 stop10h 33m

London Heathrow

Sun 9-2

08:40-15:45

1 stop12h 05m

S$ 743

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 21-3

18:10-16:00

1 stop17h 50m

London Heathrow

Mon 24-3

06:40-16:40

1 stop14h 00m

S$ 756

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sat 1-3

17:10-10:20

1 stop12h 10m

London Heathrow

Thu 3-4

07:40-15:50

1 stop13h 10m

S$ 799

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 12-2

21:55-10:05

Nonstop7h 10m

London Heathrow

Wed 19-2

12:10-15:35

Nonstop8h 25m

S$ 802

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 12-3

23:50-11:05

Nonstop7h 15m

London Heathrow

Wed 26-3

13:45-17:25

1 stop31h 40m

S$ 821

Flights are sorted by cheapest return flights first.

Deals found on 27-1

Showing 1-10 of 59 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 24 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$ 1,086). Flying from Washington, D.C. Dulles Intl Airport in June will prove the most costly (average of S$ 1,822). 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 (356 flights per day), Detroit (330 flights per day) and Orlando (260 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$ 1,251. 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.
ANA
8.4
Very Good
844 reviews
Check prices

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.7

Boarding

8.6

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very Good
844 reviews
ANA
8.4
Very Good
844 reviews
Check prices

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.7

Boarding

8.6

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Emirates
8.1
Very Good
3,337 reviews
ANA
8.4
Very Good
844 reviews
Check prices

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.7

Boarding

8.6

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Delta
8.0
Very Good
8,468 reviews
ANA
8.4
Very Good
844 reviews
Check prices

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.7

Boarding

8.6

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Qatar Airways
7.5
Good
3,726 reviews
ANA
8.4
Very Good
844 reviews
Check prices

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.7

Boarding

8.6

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Cathay Pacific
7.5
Good
825 reviews
ANA
8.4
Very Good
844 reviews
Check prices

Crew

8.7

Entertainment

7.9

Overall

8.4

Food

7.7

Boarding

8.6

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

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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 28 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 28 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$ 128 to DuBois, Pennsylvania (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 3,504 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$ 1,120 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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