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$960+ Cheap flights to Dulles Intl

— IAD
1 Oct — 8 Oct1
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

Wed 7/1014:15 -
3 stops35h 02m
Sat 17/1006:00 -
3 stops49h 25m
Deal found 30/8$1,260
Fri 18/913:15 -
3 stops35h 02m
Sat 26/907:50 -
3 stops38h 00m
Deal found 29/8$1,387
Tue 29/913:15 -
3 stops35h 02m
Fri 23/1006:00 -
3 stops39h 35m
Deal found 31/8$1,400
Sun 11/1014:15 -
3 stops55h 05m
Sat 17/1006:00 -
3 stops49h 25m
Deal found 31/8$1,549
Thu 15/1020:40 -
1 stop37h 50m
Tue 27/1023:00 -
1 stop42h 05m
Deal found 29/8$1,601
Mon 16/1110:10 -
2 stops35h 09m
Sat 21/1120:01 -
2 stops68h 04m
Deal found 30/8$1,628
Thu 15/1020:40 -
2 stops49h 41m
Tue 27/1023:00 -
1 stop42h 05m
Deal found 29/8$1,632
Tue 29/919:40 -
2 stops40h 29m
Tue 6/1023:00 -
1 stop49h 50m
Deal found 31/8$1,703
Tue 29/919:40 -
2 stops40h 29m
Fri 23/1023:00 -
1 stop42h 30m
Deal found 31/8$1,715

Find flight deals to Dulles Intl Airport

Return from

$1,260

One-way from

$960

Popular in

December

Cheapest in

November

Average price

$1,619
7/10-17/10
  • 7/10-17/10
  • 6 total stops
  • 84h 27m total
  • Sydney to Washington, D.C.
Search Deals
28/9
  • 28/9
  • 2 total stops
  • 58h 50m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($103 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($35 potential savings vs. average return price).
Search Deals
Average for return flights in September 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

Fri 5/2

21:30-09:05

1 stop51h 35m

Washington, D.C. Dulles Intl

Sat 20/2

14:35-06:30

1 stop47h 55m

$2,016

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sat 6/2

21:30-09:05

1 stop51h 35m

Washington, D.C. Dulles Intl

Tue 16/2

14:35-06:30

1 stop47h 55m

$2,016

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Fri 16/10

22:05-19:45

2 stops36h 40m

Washington, D.C. Dulles Intl

Fri 23/10

13:15-20:10

2 stops39h 55m

$2,055

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 25/10

21:50-12:45

2 stops53h 55m

Washington, D.C. Dulles Intl

Wed 28/10

22:20-19:25

2 stops54h 05m

$2,074
Fastest return journey

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 25/10

13:05-18:23

1 stop20h 18m

Washington, D.C. Dulles Intl

Wed 28/10

06:00-09:00

1 stop36h 00m

$2,215

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Thu 5/11

21:35-20:25

2 stops38h 50m

Washington, D.C. Dulles Intl

Mon 9/11

21:20-19:25

2 stops54h 05m

$2,292

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Tue 2/2

21:35-11:45

2 stops54h 10m

Washington, D.C. Dulles Intl

Tue 16/2

21:20-19:25

2 stops54h 05m

$2,297

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Thu 15/10

20:45-17:50

3 stops36h 05m

Washington, D.C. Dulles Intl

Wed 28/10

09:38-19:45

2 stops43h 07m

$2,317

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Thu 5/11

15:50-08:10

1 stop32h 20m

Washington, D.C. Dulles Intl

Mon 9/11

20:05-06:50

1 stop42h 45m

$2,505

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 11/10

15:50-15:40

1 stop38h 50m

Washington, D.C. Dulles Intl

Sat 17/10

21:00-21:20

2 stops33h 20m

$2,649

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 21 resultsSorted by cheapest first
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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
668 reviews
Check prices

Food

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Comfort

7.9

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

Food

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Comfort

7.9

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
1,087 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Food

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Comfort

7.9

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
7.4
Good
10,154 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Food

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Comfort

7.9

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
7.1
Good
12,024 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Food

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Comfort

7.9

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
11,566 reviews
Air New Zealand
8.0
Very Good
668 reviews
Check prices

Food

7.4

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.4

Comfort

7.9

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, 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 $194, while return flights cost around $175.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $217, however they can be found for as little as $175.

  • 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 (27 hours 27 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

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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.

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