Find flights
Airlines

$983+ 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 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
— IAD
31 May — 7 Jun1
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 1 May 2026.

Wed 3/613:20
SYD
-
IAD
3 stops32h 52m
Multiple Airlines
Wed 10/609:55
IAD
-
SYD
3 stops46h 15m
Multiple Airlines
Deal found 29/4$1,460
Fri 29/506:00
SYD
-
IAD
3 stops50h 32m
Multiple Airlines
Fri 5/609:12
IAD
-
SYD
3 stops36h 38m
Multiple Airlines
Deal found 29/4$1,528
Sun 8/1120:40
SYD
-
IAD
2 stops50h 55m
Multiple Airlines
Tue 8/1222:00
IAD
-
SYD
1 stop49h 30m
Multiple Airlines
Deal found 30/4$1,700
Sat 16/506:00
SYD
-
IAD
3 stops42h 12m
Multiple Airlines
Sun 24/509:12
IAD
-
SYD
3 stops46h 58m
Multiple Airlines
Deal found 27/4$1,732
Sat 9/506:00
SYD
-
IAD
3 stops43h 41m
Multiple Airlines
Wed 20/507:40
IAD
-
SYD
3 stops48h 30m
Multiple Airlines
Deal found 29/4$1,770
Tue 5/506:00
SYD
-
IAD
3 stops42h 12m
Multiple Airlines
Tue 19/507:40
IAD
-
SYD
3 stops38h 10m
Multiple Airlines
Deal found 30/4$1,780
Wed 13/517:50
SYD
-
IAD
2 stops31h 51m
Multiple Airlines
Tue 26/509:12
IAD
-
SYD
2 stops32h 18m
Multiple Airlines
Deal found 28/4$1,782
Thu 16/719:40
SYD
-
IAD
1 stop37h 50m
Multiple Airlines
Sun 26/722:20
IAD
-
SYD
2 stops74h 30m
Multiple Airlines
Deal found 28/4$1,798
Thu 25/619:40
SYD
-
IAD
1 stop37h 50m
Multiple Airlines
Sat 11/722:20
IAD
-
SYD
2 stops50h 30m
Multiple Airlines
Deal found 27/4$1,917

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 1 May 2026.

Return from

$1,460

One-way from

$983

Popular in

April

Cheapest in

September

Average price

$1,870
3/6-10/6
  • 3/6-10/6
  • 6 total stops
  • 79h 07m total
  • Sydney to Washington, D.C.
Search Deals
17/10
  • 17/10
  • 3 total stops
  • 48h 44m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($198 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average return price).
Search Deals
Average for return flights in May 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 1 May 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 23/7

20:45-18:45

2 stops36h 00m

Washington, D.C. Dulles Intl

Sun 2/8

18:14-18:50

2 stops34h 36m

$2,324

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sat 16/5

20:45-23:59

2 stops41h 14m

Washington, D.C. Dulles Intl

Sun 24/5

17:35-18:50

2 stops35h 15m

$2,345

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 21/5

20:45-23:59

2 stops41h 14m

Washington, D.C. Dulles Intl

Tue 26/5

17:35-18:50

3 stops35h 15m

$2,421

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 15/5

20:45-16:38

2 stops33h 53m

Washington, D.C. Dulles Intl

Thu 21/5

09:00-18:50

2 stops43h 50m

$2,559

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 12/6

20:45-06:39

2 stops23h 54m

Washington, D.C. Dulles Intl

Fri 19/6

18:14-18:50

2 stops34h 36m

$2,570

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 17/6

09:30-16:26

1 stop20h 56m

Washington, D.C. Dulles Intl

Tue 23/6

22:05-06:55

3 stops42h 50m

$2,591

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 22/7

09:20-06:22

1 stop35h 02m

Washington, D.C. Dulles Intl

Tue 28/7

12:44-07:20

3 stops28h 36m

$2,598

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Sat 20/6

10:20-22:31

1 stop26h 11m

Washington, D.C. Dulles Intl

Wed 1/7

12:40-06:55

1 stop28h 15m

$2,664

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Fri 2/10

21:25-06:00

1 stop22h 35m

Washington, D.C. Dulles Intl

Wed 21/10

15:35-07:30

1 stop24h 55m

$2,665

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Thu 25/6

09:15-23:31

2 stops28h 16m

Washington, D.C. Dulles Intl

Sat 11/7

10:58-06:50

2 stops29h 52m

$2,669

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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?

To ensure you get the cheapest price possible for a flight to Dulles Intl, you should look to book at least 54 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 1 May 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
638 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.4

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
638 reviews
Air New Zealand
8.0
Very Good
638 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.4

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
1,028 reviews
Air New Zealand
8.0
Very Good
638 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.4

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
9,677 reviews
Air New Zealand
8.0
Very Good
638 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.4

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
11,684 reviews
Air New Zealand
8.0
Very Good
638 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.4

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
10,983 reviews
Air New Zealand
8.0
Very Good
638 reviews
Check prices

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Entertainment

7.4

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 $260, while return flights cost around $415.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $480, however they can be found for as little as $415.

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

    For those looking to save time traveling to Dulles Intl, Melbourne offers the quickest one-way flight (22 hours 9 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Dulles Intl by cabin class

Find flights to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class flights to Washington, D.C. Dulles Intl Airport
Business Class flights to Washington, D.C. Dulles Intl Airport
Prem Economy Class flights to Washington, D.C. Dulles Intl Airport
Economy Class flights to Washington, D.C. Dulles Intl Airport

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

Can Cheapflights find flights to Dulles Intl with no change fees?

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.

Can Cheapflights notify me if prices for flights to Dulles Intl become cheaper?

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.