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$621+ Cheap flights to Dulles Intl

— IAD
6 Nov — 13 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

Mon 19/1010:15 -
2 stops28h 20m
Wed 28/1010:14 -
2 stops30h 06m
Deal found 3/10$1,062
Wed 18/1110:40 -
2 stops23h 37m
Sun 17/107:15 -
2 stops31h 35m
Deal found 4/10$1,063
Wed 21/1010:10 -
2 stops23h 13m
Thu 29/1015:08 -
2 stops26h 52m
Deal found 2/10$1,124
Sun 4/1010:15 -
2 stops28h 08m
Sun 25/1007:23 -
2 stops32h 57m
Deal found 2/10$1,129
Sun 25/1010:15 -
2 stops40h 06m
Mon 2/1106:05 -
2 stops34h 25m
Deal found 6/10$1,131
Tue 6/1010:15 -
2 stops24h 59m
Thu 29/1015:03 -
2 stops25h 17m
Deal found 4/10$1,132
Tue 17/1110:40 -
2 stops23h 37m
Sat 16/111:05 -
2 stops29h 25m
Deal found 4/10$1,134
Fri 23/1010:15 -
2 stops26h 05m
Sat 31/1015:03 -
2 stops25h 17m
Deal found 4/10$1,201
Thu 8/1013:00 -
1 stop40h 18m
Sat 10/1006:00 -
1 stop35h 05m
Deal found 4/10$1,397
Thu 22/1020:40 -
1 stop37h 50m
Fri 30/1023:00 -
1 stop42h 05m
Deal found 3/10$1,617
Fri 9/1020:40 -
2 stops39h 25m
Sat 12/1220:02 -
2 stops68h 03m
Deal found 6/10$1,670
Wed 4/1111:50 -
2 stops39h 54m
Wed 11/1114:38 -
1 stop24h 22m
Deal found 6/10$1,779

Find flight deals to Dulles Intl Airport

Return from

$1,062

One-way from

$621

Popular in

December

Cheapest in

November

Average price

$1,707
Delta
  • Delta
  • 19/10-28/10
  • 4 total stops
  • 58h 26m total
  • Sydney to Washington, D.C.
Search Deals
Delta
  • Delta
  • 12/10-31/12
  • 2 total stops
  • 26h 05m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($38 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 26/11

10:40-17:40

2 stops23h 00m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$622
Fastest return journey

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sat 7/11

10:40-17:10

2 stops22h 30m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$707

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 11/10

10:15-10:12

2 stops38h 57m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$707

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 1/11

10:40-00:26

2 stops28h 46m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$707

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sat 31/10

09:40-23:16

2 stops28h 36m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$707

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Mon 19/10

10:15-23:35

2 stops28h 20m

Washington, D.C. Dulles Intl

Wed 28/10

10:14-07:20

2 stops30h 06m

$1,062

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Wed 18/11

10:40-00:41

2 stops30h 01m

Washington, D.C. Dulles Intl

Wed 25/11

10:11-08:30

2 stops30h 19m

$1,063

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Wed 4/11

10:40-20:14

2 stops25h 34m

Washington, D.C. Dulles Intl

Wed 11/11

11:37-08:30

2 stops28h 53m

$1,063

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Mon 19/10

21:35-09:45

1 stop51h 10m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,084

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Wed 21/10

10:10-18:23

2 stops23h 13m

Washington, D.C. Dulles Intl

Thu 29/10

15:08-09:00

2 stops26h 52m

$1,124

Flights are sorted by cheapest return flights first.

Deals found on 5/10

Showing 1-10 of 20 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
670 reviews
Check prices

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.5

Overall

8.0

Entertainment

7.4

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

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.5

Overall

8.0

Entertainment

7.4

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
1,103 reviews
Air New Zealand
8.0
Very Good
670 reviews
Check prices

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.5

Overall

8.0

Entertainment

7.4

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
10,292 reviews
Air New Zealand
8.0
Very Good
670 reviews
Check prices

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.5

Overall

8.0

Entertainment

7.4

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
11,731 reviews
Air New Zealand
8.0
Very Good
670 reviews
Check prices

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.5

Overall

8.0

Entertainment

7.4

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
12,126 reviews
Air New Zealand
8.0
Very Good
670 reviews
Check prices

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.5

Overall

8.0

Entertainment

7.4

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 $164, while return flights cost around $467.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $571, however they can be found for as little as $467.

  • 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 (19 hours 48 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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