Find flights
Airlines

$704+ Cheap flights to Dulles Intl

— IAD
27 Nov — 4 Dec1
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

Fri 13/1111:10 -
1 stop34h 28m
Sun 22/1106:00 -
1 stop35h 00m
Deal found 28/10$1,116
Thu 12/1110:30 -
1 stop48h 00m
Fri 20/1122:00 -
1 stop42h 05m
Deal found 26/10$1,621
Mon 16/1110:30 -
1 stop48h 00m
Fri 20/1122:00 -
1 stop42h 05m
Deal found 26/10$1,626
Thu 5/1110:30 -
1 stop48h 00m
Tue 10/1122:00 -
1 stop42h 05m
Deal found 24/10$1,636
Mon 2/1110:30 -
1 stop48h 00m
Tue 10/1122:00 -
1 stop42h 05m
Deal found 24/10$1,676
Mon 2/1110:30 -
1 stop48h 00m
Fri 13/1122:00 -
1 stop42h 05m
Deal found 27/10$1,680
Tue 24/1110:30 -
2 stops50h 21m
Fri 4/1222:00 -
1 stop42h 05m
Deal found 25/10$1,730
Fri 13/1110:30 -
2 stops34h 49m
Sun 22/1106:39 -
2 stops57h 26m
Deal found 27/10$1,780
Tue 3/1110:30 -
2 stops51h 27m
Tue 10/1122:00 -
1 stop42h 05m
Deal found 24/10$1,840

Find flight deals to Dulles Intl Airport

Return from

$1,116

One-way from

$704

Popular in

December

Cheapest in

March

Average price

$1,739
American Airlines
  • American Airlines
  • 13/11-22/11
  • 2 total stops
  • 69h 28m total
  • Sydney to Washington, D.C.
Search Deals
2/12-31/12
  • 2/12-31/12
  • 3 total stops
  • 40h 49m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($31 potential savings vs. average return price).
Search Deals
Average for return flights in October 2026
Search Deals

Cheapflights Fare Finder

 
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 Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Thu 3/12

21:40-16:15

2 stops34h 35m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,155

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Tue 10/11

21:30-09:00

1 stop51h 30m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,164
Fastest return journey

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Wed 4/11

16:50-09:00

1 stop32h 10m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,180

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Tue 1/12

21:40-17:39

2 stops59h 59m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,212

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Wed 4/11

11:30-05:44

2 stops34h 14m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,340

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Sat 20/3

21:40-19:01

2 stops36h 21m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,404

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Sat 16/1

21:40-17:50

3 stops36h 10m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,712

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Fri 13/11

21:30-09:00

1 stop51h 30m

Washington, D.C. Dulles Intl

Sun 22/11

14:25-06:30

1 stop48h 05m

$2,103

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Fri 12/2

21:30-09:00

1 stop51h 30m

Washington, D.C. Dulles Intl

Tue 16/2

14:25-06:30

1 stop48h 05m

$2,104

SydneyWashington, D.C.

SYD Sydney Kingsford Smith - IAD Washington, D.C. Dulles Intl

SYDIAD

Sydney Kingsford Smith

Wed 11/11

16:50-09:00

1 stop32h 10m

Washington, D.C. Dulles Intl

Fri 20/11

14:25-06:30

1 stop48h 05m

$2,123

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 18 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

Cheapflights Insights

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

What are the cheapest airlines that fly to Dulles Intl?

The cheapest airlines flying from Sydney to Dulles Intl are Qantas Airways, Air Canada and Air New Zealand.

Reviews of airlines servicing Dulles Intl

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
676 reviews
Check prices

Comfort

7.9

Food

7.4

Crew

8.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Air New Zealand
8.0
Very Good
676 reviews
Air New Zealand
8.0
Very Good
676 reviews
Check prices

Comfort

7.9

Food

7.4

Crew

8.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Qantas Airways
7.5
Good
1,118 reviews
Air New Zealand
8.0
Very Good
676 reviews
Check prices

Comfort

7.9

Food

7.4

Crew

8.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
United Airlines
7.3
Good
10,444 reviews
Air New Zealand
8.0
Very Good
676 reviews
Check prices

Comfort

7.9

Food

7.4

Crew

8.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Air Canada
7.1
Good
11,820 reviews
Air New Zealand
8.0
Very Good
676 reviews
Check prices

Comfort

7.9

Food

7.4

Crew

8.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
American Airlines
7.0
Good
12,199 reviews
Air New Zealand
8.0
Very Good
676 reviews
Check prices

Comfort

7.9

Food

7.4

Crew

8.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

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, Air New Zealand 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 $163, while return flights cost around $452.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $566, however they can be found for as little as $452.

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

    For those looking to save time traveling to Dulles Intl, Brisbane offers the quickest one-way flight (24 hours 57 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
Laurel
Linthicum Heights

Browse thousands of different options on Cheapflights for your next trip

Search flights to Dulles Intl by cabin 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

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.