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$949+ Cheap flights to Dulles Intl

— IAD
18 Oct — 25 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

Thu 29/1010:20 -
2 stops24h 50m
Thu 5/1109:55 -
2 stops31h 40m
Deal found 14/9$1,466
Wed 28/1010:20 -
2 stops25h 03m
Wed 4/1109:55 -
2 stops31h 40m
Deal found 13/9$1,478
Thu 19/1111:20 -
2 stops26h 06m
Thu 3/1209:55 -
2 stops31h 40m
Deal found 15/9$1,482
Tue 13/1010:20 -
2 stops44h 05m
Tue 20/1016:00 -
2 stops25h 20m
Deal found 14/9$1,488
Mon 23/1111:20 -
2 stops25h 03m
Sat 5/1209:55 -
2 stops29h 00m
Deal found 14/9$1,505
Mon 12/1010:20 -
2 stops44h 05m
Mon 19/1009:55 -
2 stops31h 25m
Deal found 14/9$1,508
Tue 27/1010:20 -
2 stops25h 03m
Sat 31/1013:19 -
2 stops28h 16m
Deal found 13/9$1,522
Mon 23/1111:20 -
2 stops24h 50m
Thu 3/1209:55 -
2 stops31h 40m
Deal found 14/9$1,527
Thu 15/1014:15 -
3 stops31h 05m
Fri 30/1007:40 -
3 stops37h 55m
Deal found 16/9$1,532

Find flight deals to Dulles Intl Airport

Return from

$1,433

One-way from

$1,072

Popular in

December

Cheapest in

November

Average price

$1,631
Air Canada
  • Air Canada
  • 12/10-19/10
  • 4 total stops
  • 69h 19m total
  • Sydney to Washington, D.C.
Search Deals
Air China
  • Air China
  • 1/10-31/12
  • 1 total stop
  • 37h 50m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($10 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 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

Thu 21/1

10:40-18:30

1 stop47h 50m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$956

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 28/2

16:50-09:05

1 stop32h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,153

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 31/1

16:50-09:05

1 stop32h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,167

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Thu 21/1

21:40-16:27

3 stops34h 47m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,440

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 28/2

16:50-23:59

2 stops47h 09m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,503

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Wed 23/12

16:50-09:05

1 stop32h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,518
Fastest return journey

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Fri 19/2

10:40-00:20

2 stops29h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,672

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Tue 27/10

16:50-10:05

1 stop32h 15m

Washington, D.C. Dulles Intl

Sat 31/10

15:35-17:45

1 stop35h 10m

$2,087

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Mon 23/11

16:50-16:09

2 stops39h 19m

Washington, D.C. Dulles Intl

Thu 3/12

14:35-17:45

1 stop35h 10m

$2,100

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sun 1/11

21:35-12:45

2 stops55h 10m

Washington, D.C. Dulles Intl

Sun 8/11

13:30-19:25

2 stops37h 55m

$2,100

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 15 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
669 reviews
Check prices

Food

7.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Comfort

7.9

Crew

8.5

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

Food

7.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Comfort

7.9

Crew

8.5

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
1,101 reviews
Air New Zealand
8.0
Very Good
669 reviews
Check prices

Food

7.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Comfort

7.9

Crew

8.5

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
10,224 reviews
Air New Zealand
8.0
Very Good
669 reviews
Check prices

Food

7.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Comfort

7.9

Crew

8.5

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
12,078 reviews
Air New Zealand
8.0
Very Good
669 reviews
Check prices

Food

7.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Comfort

7.9

Crew

8.5

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
11,649 reviews
Air New Zealand
8.0
Very Good
669 reviews
Check prices

Food

7.5

Boarding

8.2

Entertainment

7.4

Overall

8.0

Comfort

7.9

Crew

8.5

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 $662, while return flights cost around $362.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $474, however they can be found for as little as $362.

  • 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 (26 hours 55 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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