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S$ 113+ Direct 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 11-4. 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
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Direct flights from Dulles Intl

Enter your travel dates to find the best prices.

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 19 February 2026.

Fri 3-412:59
IAD
-
BOS
Nonstop1h 43m
United Airlines
Sat 4-405:45
BOS
-
IAD
Nonstop1h 40m
United Airlines
Deal found 17-2S$ 224
Wed 18-322:20
IAD
-
BOS
Nonstop1h 37m
United Airlines
Fri 20-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 18-2S$ 230
Thu 12-308:20
IAD
-
BOS
Nonstop1h 36m
United Airlines
Mon 16-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 17-2S$ 235
Fri 6-322:20
IAD
-
BOS
Nonstop1h 37m
United Airlines
Sun 15-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 16-2S$ 237
Fri 10-422:15
IAD
-
BOS
Nonstop1h 44m
United Airlines
Sun 12-405:45
BOS
-
IAD
Nonstop1h 40m
United Airlines
Deal found 18-2S$ 238
Thu 12-308:20
IAD
-
BOS
Nonstop1h 36m
United Airlines
Sun 15-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 18-2S$ 240
Mon 23-322:20
IAD
-
BOS
Nonstop1h 37m
United Airlines
Wed 25-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 16-2S$ 243
Sat 18-722:10
IAD
-
BOS
Nonstop1h 48m
United Airlines
Sat 25-705:45
BOS
-
IAD
Nonstop1h 38m
United Airlines
Deal found 16-2S$ 248
Thu 5-308:22
IAD
-
BOS
Nonstop1h 36m
United Airlines
Sun 8-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 17-2S$ 249
Fri 13-322:20
IAD
-
BOS
Nonstop1h 37m
United Airlines
Sat 14-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 17-2S$ 252
Fri 13-322:20
IAD
-
BOS
Nonstop1h 37m
United Airlines
Sun 15-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 15-2S$ 253
Sun 15-308:20
IAD
-
BOS
Nonstop1h 36m
United Airlines
Mon 16-305:45
BOS
-
IAD
Nonstop1h 44m
United Airlines
Deal found 19-2S$ 256

Find direct flights from Dulles Intl within your budget

 
Use the slider to find direct flights from Dulles Intl within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 200,618 searches. This data was last updated on 19 February 2026.

Fly to

Singapore

Route

Depart

Return

Price

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 11-4

12:59-14:42

Nonstop1h 43m

Boston Logan Intl

Mon 13-4

05:45-07:25

Nonstop1h 40m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Tue 28-4

08:22-10:04

Nonstop1h 42m

Boston Logan Intl

Wed 29-4

14:37-16:23

Nonstop1h 46m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 7-5

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Sat 9-5

09:30-11:13

Nonstop1h 43m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sun 12-4

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Wed 15-4

09:30-11:13

Nonstop1h 43m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 13-3

22:20-23:57

Nonstop1h 37m

Boston Logan Intl

Sat 21-3

05:45-07:29

Nonstop1h 44m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 23-5

22:10-23:59

Nonstop1h 49m

Boston Logan Intl

Sat 30-5

05:45-07:23

Nonstop1h 38m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 25-3

22:20-23:57

Nonstop1h 37m

Boston Logan Intl

Mon 30-3

05:45-07:25

Nonstop1h 40m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 25-7

22:10-23:58

Nonstop1h 48m

Boston Logan Intl

Wed 29-7

05:45-07:23

Nonstop1h 38m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Tue 28-4

08:22-10:04

Nonstop1h 42m

Boston Logan Intl

Sat 2-5

09:30-11:13

Nonstop1h 43m

S$ 224

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 2-4

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Sat 4-4

05:45-07:25

Nonstop1h 40m

S$ 224

Flights are sorted by cheapest return flights first.

Deals found on 17-2

Showing 1-10 of 44 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.

Reviews of airlines flying direct to Dulles Intl

Get insights into the airlines that provide direct flights 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 an airline for your flight from Dulles Intl. Reviews last updated Cheapflights.
Read through reviews of airlines serving Washington, D.C. Dulles Intl Airport, such as Qatar Airways and JetBlue. 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.
Qatar Airways
7.4
Good
3,739 reviews
Check prices

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,739 reviews
Qatar Airways
7.4
Good
3,739 reviews
Check prices

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
JetBlue
7.2
Good
2,899 reviews
Qatar Airways
7.4
Good
3,739 reviews
Check prices

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Entertainment

7.4

Boarding

7.5

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

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 19 February 2026.

  • Where can you fly direct from Washington, D.C. Dulles Intl Airport?

    Currently, the most popular direct flight destination from Washington, D.C. Dulles Intl Airport is Las Vegas.

  • What is the best time of year to fly direct from Washington, D.C. Dulles Intl Airport?

    If you're seeking the lowest price on a direct flight from Washington, D.C. Dulles Intl Airport, August is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, February offers travelers the most options.

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