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S$ 102+ 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 10-2. 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
11 Jan — 18 Jan1
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 12 December 2025.

Sat 10-112:40IAD - BOS
Nonstop1h 37mUnited Airlines
Sat 10-119:22BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 10-12S$ 203
Mon 5-122:17IAD - BOS
Nonstop1h 37mUnited Airlines
Sat 10-109:30BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 10-12S$ 209
Thu 8-112:40IAD - BOS
Nonstop1h 37mUnited Airlines
Thu 15-119:07BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 9-12S$ 216
Tue 30-1222:17IAD - BOS
Nonstop1h 37mUnited Airlines
Mon 5-105:20BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 10-12S$ 229
Thu 12-322:20IAD - BOS
Nonstop1h 37mUnited Airlines
Sun 15-305:45BOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 10-12S$ 231
Fri 8-522:24IAD - BOS
Nonstop1h 30mUnited Airlines
Tue 12-506:00BOS - IAD
Nonstop1h 34mUnited Airlines
Deal found 11-12S$ 234
Wed 24-1222:17IAD - BOS
Nonstop1h 37mUnited Airlines
Tue 30-1205:20BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 10-12S$ 242
Thu 5-308:20IAD - BOS
Nonstop1h 36mUnited Airlines
Fri 6-305:45BOS - IAD
Nonstop1h 44mUnited Airlines
Deal found 10-12S$ 248
Tue 23-1222:17IAD - BOS
Nonstop1h 37mUnited Airlines
Tue 30-1205:20BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 9-12S$ 260
Tue 30-1222:17IAD - BOS
Nonstop1h 37mUnited Airlines
Fri 2-105:20BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 11-12S$ 262
Wed 24-1222:17IAD - BOS
Nonstop1h 37mUnited Airlines
Thu 25-1205:20BOS - IAD
Nonstop1h 46mUnited Airlines
Deal found 11-12S$ 264
Wed 31-1222:15IAD - LHR
Nonstop7h 35mUnited Airlines
Tue 13-112:05LHR - IAD
Nonstop8h 30mUnited Airlines
Deal found 10-12S$ 818

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 12 December 2025.

Fly to

Singapore

Route

Depart

Return

Price

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sat 24-1

22:12-23:49

Nonstop1h 37m

Boston Logan Intl

Sat 31-1

09:30-11:16

Nonstop1h 46m

S$ 203

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 21-1

12:40-14:17

Nonstop1h 37m

Boston Logan Intl

Sat 24-1

19:22-21:08

Nonstop1h 46m

S$ 203

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 16-1

22:12-23:49

Nonstop1h 37m

Boston Logan Intl

Tue 20-1

09:30-11:16

Nonstop1h 46m

S$ 209

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Tue 20-1

17:20-18:57

Nonstop1h 37m

Boston Logan Intl

Thu 22-1

05:45-07:31

Nonstop1h 46m

S$ 216

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Thu 5-2

09:00-10:36

Nonstop1h 36m

Boston Logan Intl

Sun 8-2

05:45-07:31

Nonstop1h 46m

S$ 216

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 10-4

22:20-00:04

Nonstop1h 44m

Boston Logan Intl

Sun 12-4

05:45-07:24

Nonstop1h 39m

S$ 216

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Sun 11-1

22:12-23:49

Nonstop1h 37m

Boston Logan Intl

Tue 13-1

14:20-16:06

Nonstop1h 46m

S$ 216

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Wed 31-12

22:17-23:54

Nonstop1h 37m

Boston Logan Intl

Sun 4-1

05:20-07:06

Nonstop1h 46m

S$ 216

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 16-1

22:12-23:49

Nonstop1h 37m

Boston Logan Intl

Mon 19-1

05:45-07:31

Nonstop1h 46m

S$ 216

Washington, D.C.Boston

IAD - BOS

IADBOS

Washington, D.C. Dulles Intl

Fri 9-1

17:20-18:57

Nonstop1h 37m

Boston Logan Intl

Fri 16-1

05:45-07:31

Nonstop1h 46m

S$ 216

Flights are sorted by cheapest return flights first.

Deals found on 10-12

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
3,679 reviews
Check prices

Entertainment

7.4

Overall

7.4

Comfort

7.4

Boarding

7.5

Crew

7.9

Food

7.3

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
3,679 reviews
Qatar Airways
7.4
Good
3,679 reviews
Check prices

Entertainment

7.4

Overall

7.4

Comfort

7.4

Boarding

7.5

Crew

7.9

Food

7.3

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
3,679 reviews
Check prices

Entertainment

7.4

Overall

7.4

Comfort

7.4

Boarding

7.5

Crew

7.9

Food

7.3

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 12 December 2025.

  • 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 Abu Dhabi.

  • 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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