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$734+ Cheap flights to Dulles Intl

— IAD
18 Nov — 25 Nov1
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

Tue 20/1013:00 -
1 stop25h 23m
Wed 28/1006:00 -
1 stop36h 00m
Deal found 16/10$1,613
Thu 5/1110:30 -
1 stop48h 00m
Fri 13/1122:00 -
1 stop42h 05m
Deal found 17/10$1,614
Mon 2/1110:30 -
1 stop48h 00m
Tue 10/1122:00 -
1 stop42h 05m
Deal found 14/10$1,617
Mon 2/1110:30 -
2 stops34h 49m
Tue 10/1122:00 -
1 stop42h 05m
Deal found 16/10$1,647
Mon 30/1114:05 -
1 stop20h 02m
Mon 7/1206:00 -
1 stop35h 00m
Deal found 16/10$1,657
Mon 19/1010:10 -
1 stop34h 22m
Wed 28/1006:15 -
2 stops57h 40m
Deal found 16/10$1,692
Wed 4/1114:05 -
2 stops24h 54m
Thu 12/1106:00 -
1 stop35h 00m
Deal found 16/10$1,726
Fri 6/1114:05 -
1 stop20h 14m
Sat 14/1106:00 -
1 stop35h 00m
Deal found 18/10$1,762
Mon 19/1010:10 -
1 stop34h 22m
Thu 5/1114:42 -
2 stops29h 03m
Deal found 16/10$1,771
Mon 7/1211:10 -
2 stops26h 02m
Sun 27/1212:14 -
2 stops26h 11m
Deal found 17/10$1,814

Find flight deals to Dulles Intl Airport

Return from

$1,509

One-way from

$734

Popular in

December

Cheapest in

March

Average price

$1,758
United Airlines
  • United Airlines
  • 4/11-8/11
  • 4 total stops
  • 69h 50m total
  • Sydney to Washington, D.C.
Search Deals
15/11-31/12
  • 15/11-31/12
  • 3 total stops
  • 37h 36m 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

Wed 11/11

11:30-10:39

2 stops39h 09m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,233

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

$1,341

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sat 20/3

21:40-23:55

2 stops41h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,457

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Fri 6/11

11:20-18:44

1 stop23h 24m

Washington, D.C. Dulles Intl

Sat 14/11

22:10-07:00

2 stops40h 50m

$1,874

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sat 14/11

10:40-00:41

2 stops30h 01m

Washington, D.C. Dulles Intl

Sat 21/11

11:37-08:30

2 stops28h 53m

$1,945

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 6/12

11:50-16:08

1 stop20h 18m

Washington, D.C. Dulles Intl

Fri 22/1

22:37-09:05

1 stop42h 28m

$1,945

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Fri 19/3

10:20-18:35

2 stops23h 15m

Washington, D.C. Dulles Intl

Thu 15/4

17:15-07:00

2 stops23h 45m

$1,945

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 14/3

13:20-23:58

1 stop26h 38m

Washington, D.C. Dulles Intl

Fri 30/4

15:45-07:00

1 stop25h 15m

$1,965

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

$2,054

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Tue 3/11

21:40-17:40

3 stops36h 00m

Washington, D.C. Dulles Intl

Wed 11/11

17:17-19:45

3 stops34h 28m

$2,096

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 16 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
675 reviews
Check prices

Entertainment

7.4

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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

Entertainment

7.4

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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
1,112 reviews
Air New Zealand
8.0
Very Good
675 reviews
Check prices

Entertainment

7.4

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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
10,389 reviews
Air New Zealand
8.0
Very Good
675 reviews
Check prices

Entertainment

7.4

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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
11,782 reviews
Air New Zealand
8.0
Very Good
675 reviews
Check prices

Entertainment

7.4

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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
12,173 reviews
Air New Zealand
8.0
Very Good
675 reviews
Check prices

Entertainment

7.4

Crew

8.5

Boarding

8.2

Food

7.4

Comfort

7.9

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 $165, while return flights cost around $469.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $573, however they can be found for as little as $469.

  • 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 5 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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