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$857+ Cheap flights to Dulles Intl

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
— IAD
8 helmi — 15 helmi1
1 adult
1 adult, Economy, 0 bags

Flights to Dulles Intl in 2026

Find the latest flights to Dulles Intl in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 9 tammikuu 2026.

Return from

$1,579

One-way from

$857

Popular in

April

Cheapest in

February

Average price

$1,285
Air New Zealand
  • Air New Zealand
  • 3/2-10/2
  • 4 total stops
  • 58h 26m total
  • Sydney to Washington, D.C.
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Delta
  • Delta
  • 9/3
  • 2 total stops
  • 34h 55m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($188 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($52 potential savings vs. average return price).
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Average for return flights in January 2026
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Find flight deals to Dulles Intl Airport

Enter your travel dates to find the best prices.

Cheapest flights to Dulles Intl Airport
Explore the most affordable flight options available to Dulles Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 9 tammikuu 2026.

ma 9/211:20SYD - IAD
2 stops44h 53mAir Canada
to 19/212:43IAD - SYD
2 stops28h 52mAir Canada
Deal found 8/1$1,598
ke 4/211:20SYD - IAD
2 stops40h 29mAir Canada
ke 11/209:45IAD - SYD
2 stops31h 50mAir Canada
Deal found 7/1$1,601
ma 2/211:20SYD - IAD
2 stops25h 34mAir Canada
ma 16/209:45IAD - SYD
2 stops31h 50mAir Canada
Deal found 7/1$1,603
ma 2/311:20SYD - IAD
2 stops40h 24mAir Canada
ke 18/309:55IAD - SYD
2 stops31h 40mAir Canada
Deal found 8/1$1,604
ti 3/211:45SYD - IAD
2 stops25h 35mAir New Zealand
ti 10/215:19IAD - SYD
2 stops25h 26mAir New Zealand
Deal found 6/1$1,627
ti 27/121:40SYD - IAD
3 stops35h 24mMultiple Airlines
ke 4/218:04IAD - SYD
2 stops33h 41mMultiple Airlines
Deal found 8/1$1,642
ma 26/121:40SYD - IAD
3 stops35h 24mMultiple Airlines
ti 3/217:26IAD - SYD
3 stops34h 19mMultiple Airlines
Deal found 7/1$1,653
su 15/211:20SYD - IAD
2 stops40h 24mAir Canada
ke 18/213:13IAD - SYD
2 stops28h 22mAir Canada
Deal found 5/1$1,664

Cheapflights Fare Finder

 
Locate flights to Dulles Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 9 tammikuu 2026.
Use the filters below to find and compare flights to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

ke 4/2

11:20-11:49

2 stops40h 29m

Washington, D.C. Dulles Intl

ke 11/2

09:45-09:35

2 stops31h 50m

$1,601

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

ma 2/2

11:20-20:54

2 stops25h 34m

Washington, D.C. Dulles Intl

ma 16/2

09:45-09:35

2 stops31h 50m

$1,603

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

ma 26/1

21:40-17:04

3 stops35h 24m

Washington, D.C. Dulles Intl

ti 3/2

17:26-19:45

3 stops34h 19m

$1,653

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

to 12/2

11:20-16:11

2 stops44h 51m

Washington, D.C. Dulles Intl

ma 16/2

12:43-09:35

2 stops28h 52m

$1,697

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

to 12/2

11:20-11:29

3 stops40h 09m

Washington, D.C. Dulles Intl

ke 18/2

09:45-09:35

3 stops31h 50m

$1,724

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

ma 2/2

14:05-21:17

1 stop23h 12m

Washington, D.C. Dulles Intl

ma 16/2

06:00-06:55

1 stop32h 55m

$1,764

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

la 31/1

11:20-21:25

2 stops50h 05m

Washington, D.C. Dulles Intl

la 7/2

12:43-09:35

2 stops28h 52m

$1,839

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

pe 6/2

11:20-21:25

2 stops26h 05m

Washington, D.C. Dulles Intl

pe 13/2

22:09-09:35

2 stops43h 26m

$2,082

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

ke 10/6

20:55-10:05

1 stop27h 10m

Washington, D.C. Dulles Intl

pe 10/7

12:15-09:25

1 stop31h 10m

$2,197

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

to 11/6

09:30-19:05

2 stops23h 35m

Washington, D.C. Dulles Intl

la 11/7

22:10-06:55

1 stop42h 45m

$2,230

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 22 results
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

When is the best time to book a flight to Dulles Intl?

Use this chart to determine the optimal time to book a return flight from Sydney to Dulles Intl. Price data was last updated on 2 January 2026.

To ensure you get the cheapest price possible for a flight to Dulles Intl, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 9 tammikuu 2026.
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
567 reviews
Check prices

Comfort

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air New Zealand
8.0
Very Good
567 reviews
Air New Zealand
8.0
Very Good
567 reviews
Check prices

Comfort

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Qantas Airways
7.5
Good
968 reviews
Air New Zealand
8.0
Very Good
567 reviews
Check prices

Comfort

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
United Airlines
7.4
Good
9,141 reviews
Air New Zealand
8.0
Very Good
567 reviews
Check prices

Comfort

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
American Airlines
7.2
Good
11,095 reviews
Air New Zealand
8.0
Very Good
567 reviews
Check prices

Comfort

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………
Air Canada
7.1
Good
10,603 reviews
Air New Zealand
8.0
Very Good
567 reviews
Check prices

Comfort

8.0

Entertainment

7.4

Food

7.4

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

BNE - AKL

I couldn’t operate reclining the seat. Neither could the passenger next to mec or the passenger across the aisle. This was in premium economy. We all tried following screen instructions but had no luck. Not really a problem on a 3 hour flight but any longer………

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 $278, while return flights cost around $1,915.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $1,915, however they can be found for as little as $1,915.

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

    For those looking to save time traveling to Dulles Intl, Melbourne offers the quickest one-way flight (22 hours 35 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
Linthicum Heights

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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.

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