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S$ 118+ 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 18-1. 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
7 Sep — 14 Sep1
1 adult
1 adult, Economy, 0 bags

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 8 August 2026.

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Fri 18-9

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Mon 21-9

05:45-07:20

Nonstop1h 35m

S$ 193
Fastest return journey

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Sun 30-8

08:35-10:18

Nonstop1h 43m

Boston Logan Intl

Wed 2-9

05:45-07:20

Nonstop1h 35m

S$ 193

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Thu 27-8

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Sun 30-8

05:45-07:20

Nonstop1h 35m

S$ 193

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Mon 14-9

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Fri 18-9

05:45-07:20

Nonstop1h 35m

S$ 193

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Fri 11-9

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Mon 14-9

05:45-07:20

Nonstop1h 35m

S$ 227

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Thu 5-11

08:40-10:19

Nonstop1h 39m

Boston Logan Intl

Sat 7-11

05:30-07:10

Nonstop1h 40m

S$ 227

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Thu 1-10

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Tue 6-10

09:30-11:11

Nonstop1h 41m

S$ 230

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Sat 3-10

17:15-19:07

Nonstop1h 52m

Boston Logan Intl

Mon 5-10

05:45-07:20

Nonstop1h 35m

S$ 250

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Thu 17-9

22:15-23:59

Nonstop1h 44m

Boston Logan Intl

Mon 21-9

05:45-07:20

Nonstop1h 35m

S$ 264

Washington, D.C.Boston

IAD Washington, D.C. Dulles Intl - BOS Boston Logan Intl

IADBOS

Washington, D.C. Dulles Intl

Mon 23-11

22:19-23:59

Nonstop1h 40m

Boston Logan Intl

Fri 27-11

05:30-07:10

Nonstop1h 40m

S$ 264

Flights are sorted by cheapest return flights first.

Deals found on 5-8

Showing 1-10 of 46 resultsSorted by cheapest first
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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 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.
JetBlue
7.1
Good
3,030 reviews
Check prices

Crew

7.9

Overall

7.1

Boarding

7.3

Entertainment

7.2

Comfort

7.5

Food

6.6

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2026

ISP - FLL

Had a four delay with family of 5 was not a great day.
JetBlue
7.1
Good
3,030 reviews
JetBlue
7.1
Good
3,030 reviews
Check prices

Crew

7.9

Overall

7.1

Boarding

7.3

Entertainment

7.2

Comfort

7.5

Food

6.6

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2026

ISP - FLL

Had a four delay with family of 5 was not a great day.

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 8 August 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 Detroit Metropolitan Wayne County Airport.

  • How much are direct flights from Washington, D.C. Dulles Intl Airport?

    On average, a one-way direct flight from Washington, D.C. Dulles Intl Airport will cost users approximately S$ 305. If you're looking for a direct round-trip flight from Washington, D.C. Dulles Intl Airport, you can expect to pay around S$ 667.

  • 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, January 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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