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$1,015+ Cheap flights to Dulles Intl

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
— IAD
6 May — 13 May1
1 adult
1 adult, Economy, 0 bags

Flights to Dulles Intl in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Dulles Intl Airport
Explore the most affordable flight options available to Dulles Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 6 April 2026.

Thu 16/719:40
SYD
-
IAD
1 stop37h 50m
Multiple Airlines
Sun 26/722:20
IAD
-
SYD
2 stops74h 30m
Multiple Airlines
Deal found 3/4$1,928
Sun 17/519:40
SYD
-
IAD
2 stops49h 45m
Multiple Airlines
Sun 24/509:10
IAD
-
SYD
2 stops39h 40m
Multiple Airlines
Deal found 2/4$1,936
Tue 5/521:05
SYD
-
IAD
2 stops52h 30m
Turkish Airlines
Tue 12/513:20
IAD
-
SYD
2 stops39h 50m
Turkish Airlines
Deal found 4/4$2,033
Thu 23/417:50
SYD
-
IAD
2 stops32h 21m
Multiple Airlines
Fri 1/506:00
IAD
-
SYD
2 stops35h 30m
Multiple Airlines
Deal found 4/4$2,037
Sun 5/415:40
SYD
-
IAD
1 stop32h 45m
Multiple Airlines
Wed 22/409:19
IAD
-
SYD
2 stops41h 31m
Multiple Airlines
Deal found 2/4$2,121
Sun 1/1121:45
SYD
-
IAD
2 stops38h 30m
Turkish Airlines
Fri 13/1113:30
IAD
-
SYD
2 stops38h 20m
Turkish Airlines
Deal found 3/4$2,150
Fri 29/515:40
SYD
-
IAD
1 stop32h 05m
Multiple Airlines
Wed 3/606:20
IAD
-
SYD
2 stops44h 30m
Multiple Airlines
Deal found 2/4$2,152
Thu 16/719:40
SYD
-
IAD
1 stop37h 50m
Air China
Sun 26/707:00
IAD
-
SYD
2 stops41h 50m
Air China
Deal found 2/4$2,166
Thu 30/419:40
SYD
-
IAD
1 stop37h 50m
Air China
Sun 10/508:50
IAD
-
SYD
2 stops40h 00m
Air China
Deal found 5/4$2,170
Sat 11/719:40
SYD
-
IAD
2 stops43h 15m
Multiple Airlines
Sat 18/722:20
IAD
-
SYD
2 stops50h 30m
Multiple Airlines
Deal found 1/4$2,171

Find flight deals to Dulles Intl Airport

Find the latest flights to Dulles Intl in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 6 April 2026.

Return from

$1,928

One-way from

$1,015

Popular in

April

Cheapest in

September

Average price

$2,265
16/7-26/7
  • 16/7-26/7
  • 3 total stops
  • 112h 20m total
  • Sydney to Washington, D.C.
Search Deals
Air China
  • Air China
  • 11/6
  • 1 total stop
  • 37h 50m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($201 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($45 potential savings vs. average return price).
Search Deals
Average for return flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Dulles Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 6 April 2026.
Use the filters below to find and compare flights to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 23/4

17:50-12:11

2 stops32h 21m

Washington, D.C. Dulles Intl

Fri 1/5

06:00-07:30

2 stops35h 30m

$2,037

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 29/5

15:40-09:45

1 stop32h 05m

Washington, D.C. Dulles Intl

Wed 3/6

06:20-16:50

2 stops44h 30m

$2,152

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 28/5

20:45-17:42

3 stops34h 57m

Washington, D.C. Dulles Intl

Wed 3/6

17:38-18:50

2 stops35h 12m

$2,197

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 28/5

20:45-17:42

3 stops34h 57m

Washington, D.C. Dulles Intl

Tue 2/6

17:35-18:50

3 stops35h 15m

$2,281
Fastest return journey

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 16/7

09:30-20:48

1 stop25h 18m

Washington, D.C. Dulles Intl

Sun 26/7

15:15-07:00

1 stop25h 45m

$2,593

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 10/7

09:20-07:44

2 stops36h 24m

Washington, D.C. Dulles Intl

Sat 18/7

09:55-07:20

2 stops31h 25m

$2,648

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sat 11/7

10:20-19:02

2 stops22h 42m

Washington, D.C. Dulles Intl

Sat 18/7

22:20-07:00

1 stop42h 40m

$2,657
Cheapest one-way

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 7/5

20:45-17:41

2 stops34h 56m

$1,350

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 18/6

10:20-22:19

1 stop25h 59m

$1,603

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 20/5

08:55-04:48

2 stops57h 53m

$1,612

Flights are sorted by cheapest return flights first.

Deals found on 4/4

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight to Dulles Intl

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

Cheapflights Insights

Everything you need to know about your flight to Washington, D.C. Dulles Intl Airport

When is the best time to book a flight to Dulles Intl?

Use this chart to determine the optimal time to book a return flight from Sydney to Dulles Intl. Price data was last updated on 3 April 2026.

To ensure you get the cheapest price possible for a flight to Dulles Intl, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to 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 to Dulles Intl. Reviews last updated 6 April 2026.
See what other customers who have flown with Air New Zealand,Qantas Airways, andUnited Airlines to the United States have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
625 reviews
Check prices

Overall

8.0

Entertainment

7.4

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air New Zealand
8.0
Very Good
625 reviews
Air New Zealand
8.0
Very Good
625 reviews
Check prices

Overall

8.0

Entertainment

7.4

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Qantas Airways
7.5
Good
1,017 reviews
Air New Zealand
8.0
Very Good
625 reviews
Check prices

Overall

8.0

Entertainment

7.4

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
United Airlines
7.4
Good
9,546 reviews
Air New Zealand
8.0
Very Good
625 reviews
Check prices

Overall

8.0

Entertainment

7.4

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
American Airlines
7.1
Good
11,549 reviews
Air New Zealand
8.0
Very Good
625 reviews
Check prices

Overall

8.0

Entertainment

7.4

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air Canada
7.1
Good
10,897 reviews
Air New Zealand
8.0
Very Good
625 reviews
Check prices

Overall

8.0

Entertainment

7.4

Crew

8.5

Comfort

8.0

Boarding

8.2

Food

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

FAQs about flying to Dulles Intl

  • Can I find cheaper flights to Dulles Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Dulles Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Dulles Intl?

    Based on reviews from Cheapflights users, American Airlines is rated the highest out of the airlines that fly to Dulles Intl.

  • What is the cheapest airport to fly to in Dulles Intl?

    Washington, D.C. Dulles Intl is currently the cheapest airport to fly to in Dulles Intl. One-way flights to Washington, D.C. Dulles Intl typically cost $269, while return flights cost around $430.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $586, however they can be found for as little as $430.

  • Where does the fastest flight to Dulles Intl depart from?

    For those looking to save time traveling to Dulles Intl, Sydney Kingsford Smith offers the quickest one-way flight (20 hours 19 minutes).

  • Does Washington, D.C. Dulles Intl have car hire?

    Yes. Those touching down at Washington, D.C. Dulles Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Washington, D.C. Dulles Intl?

    Yes. Washington, D.C. Dulles Intl has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl (0.0 km away from Washington, D.C. Dulles Intl).

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Linthicum Heights

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How does Cheapflights help users find flights to Dulles Intl?

Deals for Dulles Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Dulles Intl.

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Yes, we can. To see specific flights to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights to Dulles Intl on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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