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 $468.

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 $468.

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 (23 hours 22 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).

What are the most popular airlines that fly to Dulles Intl?

The most popular airlines flying from Sydney to Dulles Intl are United Airlines, Air Canada and American Airlines.

How long is the flight to Dulles Intl?

On average, a flight from Sydney to Dulles Intl takes 26 hours 6 minutes. Flights to Dulles Intl from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

In terms of precipitation, rainfall in Dulles Intl ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Dulles Intl when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Dulles Intl, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

$623+ Cheap Flights to Dulles Intl

Flights to Dulles Intl in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 13 October 2026.

Wed 25/1111:10 -

1 stop34h 20m

Wed 2/1206:00 -

1 stop35h 00m

Deal found 11/10$1,063

Mon 19/1010:15 -

2 stops28h 20m

Wed 28/1010:14 -

2 stops30h 06m

Deal found 9/10$1,064

Mon 23/1110:40 -

2 stops28h 41m

Mon 30/1112:32 -

2 stops27h 58m

Deal found 8/10$1,066

Mon 19/1010:10 -

2 stops28h 13m

Wed 28/1013:23 -

2 stops28h 37m

Deal found 12/10$1,077

Thu 15/1010:10 -

2 stops26h 06m

Mon 19/1006:42 -

2 stops34h 23m

Deal found 12/10$1,105

Thu 15/1010:10 -

2 stops28h 13m

Sun 18/1006:00 -

1 stop35h 05m

Deal found 12/10$1,116

Thu 5/1111:10 -

1 stop34h 28m

Sun 8/1107:14 -

2 stops33h 46m

Deal found 9/10$1,118

Wed 14/1010:10 -

1 stop34h 22m

Sun 18/1006:00 -

1 stop35h 05m

Deal found 11/10$1,122

Wed 28/1009:40 -

2 stops23h 39m

Thu 5/1108:13 -

2 stops32h 17m

Deal found 9/10$1,132

Thu 24/1206:55 -

2 stops31h 50m

Tue 12/117:07 -

2 stops26h 38m

Deal found 12/10$1,175

Find flight deals to Dulles Intl Airport

Return from	$1,062
One-way from	$623
Popular in	December
Cheapest in	November
Average price	$1,753

American Airlines
17/11-25/11
2 total stops
49h 45m total
Sydney to Washington, D.C.

Search Deals

Delta
4/11-31/12
2 total stops
22h 30m 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 ($37 potential savings vs. average return price).

Search Deals

Average for return flights in October 2026

Search Deals

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

Mon 19/10

10:15-23:35

2 stops28h 20m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$623

Fastest return journey

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Wed 4/11

10:40-17:10

2 stops22h 30m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$623

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Fri 15/1

10:40-23:33

2 stops28h 53m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$706

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Fri 15/1

10:30-05:26

2 stops34h 56m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$963

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Mon 23/11

10:40-23:21

2 stops28h 41m

Washington, D.C. Dulles Intl

Mon 30/11

12:32-08:30

2 stops27h 58m

$1,066

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Thu 18/3

14:00-05:42

3 stops30h 42m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,419

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Sat 27/2

21:35-19:25

2 stops37h 50m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,567

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Fri 4/12

11:30-05:35

2 stops34h 05m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,595

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Wed 17/3

13:05-22:48

1 stop24h 43m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,635

SydneyWashington, D.C.

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

SYDIAD

Sydney Kingsford Smith

Tue 27/10

10:15-11:44

2 stops40h 29m

Washington, D.C. Dulles Intl

Wed 4/11

14:38-07:00

1 stop24h 22m

$1,782

Flights are sorted by cheapest return flights first.

Deals found on 9/10

Showing 1-10 of 22 resultsSorted by cheapest first

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.

SYD-IAD

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

Airlines

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

671 reviews

Check prices

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

671 reviews

Air New Zealand

8.0

Very Good

671 reviews

Check prices

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

1,109 reviews

Air New Zealand

8.0

Very Good

671 reviews

Check prices

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

10,352 reviews

Air New Zealand

8.0

Very Good

671 reviews

Check prices

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

11,764 reviews

Air New Zealand

8.0

Very Good

671 reviews

Check prices

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

12,159 reviews

Air New Zealand

8.0

Very Good

671 reviews

Check prices

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 $468.
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 $468.
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 (23 hours 22 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

Laurel

Linthicum Heights

Browse thousands of different options on Cheapflights for your next trip

Flights by cabin class

Popular flights

Popular destinations

Popular routes

Airports nearby

Look for other cheap flights to IAD

Flights from IAD

United States flights

Popular United States flight routes

Airlines

Complete your trip

Airlines

Search flights to Dulles Intl by cabin class

First Class flights to Washington, D.C. Dulles Intl Airport

Business Class flights to Washington, D.C. Dulles Intl Airport

Prem Economy Class flights to Washington, D.C. Dulles Intl Airport

Economy Class flights to Washington, D.C. Dulles Intl Airport

Fly with Cheapflights

How does Cheapflights help users find flights to Dulles Intl?

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.

Why should you use Cheapflights to find cheap flight tickets to Dulles Intl?

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.

Can Cheapflights find flights to Dulles Intl with no change fees?

Yes, we can. To see specific flights to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Dulles Intl become cheaper?

Not ready to book yet? You can track prices for flights to Dulles Intl on Cheapflights with our Price Alerts feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$623+ Cheap flights to Dulles Intl

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/11. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Dulles Intl in 2026

Cheapest flights to Dulles Intl AirportExplore 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 13 October 2026.

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 13 October 2026.

Best flights to Dulles Intl AirportDiscover carefully curated flight deals to Dulles Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Discover carefully curated flight deals to Dulles Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Last-minute flights to Dulles Intl AirportDiscover last-minute flight deals to Dulles Intl Airport. Data last updated 13 October 2026 and is based on user searches.

Discover last-minute flight deals to Dulles Intl Airport. Data last updated 13 October 2026 and is based on user searches.

One-way flights to Dulles Intl AirportSearch for one-way flight options to Dulles Intl Airport. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.

Search for one-way flight options to Dulles Intl Airport. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.

Find flight deals to Dulles Intl Airport

Return from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights to Washington, D.C. Dulles Intl Airport that are best for you.

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.

Cheapflights Insights

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.

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Dulles Intl ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Dulles Intl when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

How long is the flight to Dulles Intl?

On average, a flight from Sydney to Dulles Intl takes 26 hours 6 minutes. Flights to Dulles Intl from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

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.

FAQs about flying to Dulles Intl

Can I find cheaper flights to Dulles Intl if I am willing to have stopovers?

What is the best airline to fly to Dulles Intl?

What is the cheapest airport to fly to in Dulles Intl?

How much is a return flight to Dulles Intl?

Where does the fastest flight to Dulles Intl depart from?

Does Washington, D.C. Dulles Intl have car hire?

Are there hotels close to Washington, D.C. Dulles Intl?

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Dulles Intl by cabin class

Find flights to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Browse our most popular destinations

Most traveled routes by our users

Other airports near Dulles Intl

Other Washington, D.C. travellers fly to these airports near Dulles Intl.

Find the best flight deals to Washington, D.C. (IAD)

Some of the lowest fares we’ve come across for flights landing at Dulles Intl (IAD).

Find the best flight deals from Washington, D.C. (IAD)

Some of the lowest fares we’ve come across for flights departing from Dulles Intl (IAD).

Popular cities in United States

Check out these other destinations located within United States for alternative trip ideas.

Popular United States flight routes

Browse through the most popular flight routes to the United States at this time.

Fly your favourite airline to Dulles Intl

Fly your favorite airline to Dulles Intl. Flight routes are based on user searches made on Cheapflights and were last updated on 13 October 2026.

Complete your trip

Complete your trip to Dulles Intl (IAD) by booking a car hire and hotel booking.

Fly your favourite airline to Washington, D.C. Dulles Intl Airport

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Fly with Cheapflights

How does Cheapflights help users find flights to Dulles Intl?

Why should you use Cheapflights to find cheap flight tickets to Dulles Intl?

Can Cheapflights find flights to Dulles Intl with no change fees?

Can Cheapflights notify me if prices for flights to Dulles Intl become cheaper?

100% Free

Book with flexibility

Travel Smart

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 13 October 2026.

Best flights to Dulles Intl Airport
Discover carefully curated flight deals to Dulles Intl Airport that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Last-minute flights to Dulles Intl Airport
Discover last-minute flight deals to Dulles Intl Airport. Data last updated 13 October 2026 and is based on user searches.

One-way flights to Dulles Intl Airport
Search for one-way flight options to Dulles Intl Airport. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.