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$832+ Cheap flights to Washington, D.C.

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
— WAS
30 Mar — 6 Apr1
1 adult

Flights to Washington, D.C. in 2025

Find the latest flights to Washington, D.C. in 2025, 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 25 March 2025.

Return from

$1,568

One-way from

$832

Popular in

December

Cheapest in

February

Average price

$1,770
Air Canada
  • Air Canada
  • 26/8-23/9
  • 3 total stops
  • 66h 50m total
  • Sydney to Washington, D.C.
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10/9
  • 10/9
  • 2 total stops
  • 32h 49m total
  • Sydney to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($420 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($95 potential savings vs. average return price).
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Average for return flights in March 2025
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Find flight deals to Washington, D.C.

Cheapest flights to Washington, D.C.
Explore the most affordable flight options available to Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 25 March 2025.

Tue 26/809:20SYD - IAD
1 stop35h 25mAir Canada
Tue 23/909:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 24/3$1,568
Wed 28/509:20SYD - DCA
2 stops40h 41mAir Canada
Sun 8/612:55DCA - SYD
2 stops52h 25mAir Canada
Deal found 23/3$1,572
Wed 28/510:25SYD - DCA
1 stop19h 49mAmerican Airlines
Mon 9/608:20DCA - SYD
1 stop32h 45mAmerican Airlines
Deal found 23/3$1,713
Wed 11/609:10SYD - BWI
2 stops41h 35mAmerican Airlines
Wed 25/619:12BWI - SYD
1 stop21h 43mAmerican Airlines
Deal found 24/3$1,713
Wed 28/517:45SYD - IAD
1 stop36h 29mMultiple Airlines
Sun 8/618:46IAD - SYD
1 stop22h 09mMultiple Airlines
Deal found 23/3$1,783
Wed 28/517:45SYD - DCA
1 stop41h 14mMultiple Airlines
Sun 8/608:00DCA - SYD
2 stops33h 30mMultiple Airlines
Deal found 23/3$1,783
Thu 29/510:25SYD - BWI
1 stop22h 00mQantas Airways
Mon 9/619:12BWI - SYD
1 stop21h 43mQantas Airways
Deal found 23/3$1,783
Wed 26/311:15SYD - DCA
1 stop24h 28mBritish Airways
Mon 31/317:35DCA - SYD
1 stop23h 30mBritish Airways
Deal found 24/3$1,813
Wed 26/311:20SYD - IAD
2 stops23h 22mUnited Airlines
Mon 31/317:40IAD - SYD
2 stops23h 20mUnited Airlines
Deal found 24/3$1,826
Wed 26/311:20SYD - DCA
2 stops22h 22mUnited Airlines
Mon 31/317:59DCA - SYD
1 stop22h 56mUnited Airlines
Deal found 24/3$1,826
Wed 28/510:20SYD - BWI
2 stops26h 10mUnited Airlines
Sun 8/616:22BWI - SYD
2 stops24h 38mUnited Airlines
Deal found 23/3$1,826
Thu 27/321:25SYD - IAD
1 stop23h 15mQantas Airways
Thu 3/417:20IAD - SYD
1 stop22h 35mQantas Airways
Deal found 24/3$1,837

Cheapflights Fare Finder

Locate flights to Washington, D.C. 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 25 March 2025.
Use the filters below to find and compare flights to Washington, D.C. that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Tue 26/8

09:20-06:45

1 stop35h 25m

Washington, D.C. Dulles Intl

Tue 23/9

09:55-07:20

2 stops31h 25m

$1,568

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Wed 28/5

09:20-12:01

2 stops40h 41m

Washington, D.C. Reagan-National

Sun 8/6

12:55-07:20

2 stops52h 25m

$1,572

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Wed 28/5

10:25-16:14

1 stop19h 49m

Washington, D.C. Reagan-National

Mon 9/6

08:20-07:05

1 stop32h 45m

$1,713

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Wed 11/6

09:10-12:45

2 stops41h 35m

Baltimore/Washington

Wed 25/6

19:12-06:55

1 stop21h 43m

$1,713

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 28/5

17:45-05:55

2 stops26h 10m

Washington, D.C. Dulles Intl

Mon 9/6

18:46-06:55

1 stop22h 09m

$1,783

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Thu 29/5

10:25-18:25

1 stop22h 00m

Baltimore/Washington

Mon 9/6

19:12-06:55

1 stop21h 43m

$1,783

SydneyWashington, D.C.

SYD - DCA

SYDDCA

Sydney Kingsford Smith

Wed 28/5

17:45-20:59

1 stop41h 14m

Washington, D.C. Reagan-National

Sun 8/6

08:00-07:30

2 stops33h 30m

$1,783

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 30/4

09:30-18:49

2 stops23h 19m

Washington, D.C. Dulles Intl

Mon 5/5

15:36-07:00

2 stops25h 24m

$1,826

SydneyBaltimore

SYD - BWI

SYDBWI

Sydney Kingsford Smith

Wed 28/5

10:20-22:30

2 stops26h 10m

Baltimore/Washington

Sun 8/6

16:22-07:00

2 stops24h 38m

$1,826

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 21/4

09:25-23:40

2 stops28h 15m

Washington, D.C. Dulles Intl

Mon 28/4

10:16-06:35

2 stops30h 19m

$1,840

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 60 results
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Best time to book a flight to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

When is the best time to book a flight to Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from Sydney to Washington, D.C.. Price data was last updated on 21 March 2025.

Booking 53 days in advance of your planned departure date is, on average, the best time to get cheap flights to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Washington, D.C.?

On average, a flight from Sydney to Washington, D.C. takes 20 hours 39 minutes. Flights to Washington, D.C. from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Washington, D.C.?

Use this chart to determine the cheapest time to fly return from Sydney to Washington, D.C.. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Washington, D.C. should consider flying on Monday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday evenings, when prices are usually at their highest.

What are the most popular airlines that fly to Washington, D.C.?

The most popular airlines flying from Sydney to Washington, D.C. are United Airlines, Air Canada and Virgin Australia.

United Airlines

United Airlines

From $1,182

Air Canada

Air Canada

From $847

Virgin Australia

Virgin Australia

From $1,235

Qantas Airways

Qantas Airways

From $740

What are the cheapest airlines that fly to Washington, D.C.?

The cheapest airlines flying from Sydney to Washington, D.C. are American Airlines, Qantas Airways and Air Canada.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. 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 Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., 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).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated 25 March 2025.
Peruse reviews from past customers who have flown Air Tahiti Nui, Korean Air and Japan Airlines to Washington, D.C. to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Food

7.8

Overall

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very Good
61 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Food

7.8

Overall

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Korean Air
8.4
Very Good
1,047 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Food

7.8

Overall

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very Good
1,440 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Food

7.8

Overall

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very Good
826 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Food

7.8

Overall

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Asiana Airlines
8.2
Very Good
441 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Food

7.8

Overall

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

FAQs about flying to Washington, D.C.

  • Can I find cheaper flights to Washington, D.C. 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 Washington, D.C. on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Washington, D.C.?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Washington, D.C..

  • What is the cheapest airport to fly to in Washington, D.C.?

    Washington, D.C. Dulles Intl is currently the cheapest airport to fly to in Washington, D.C.. One-way flights to Washington, D.C. Dulles Intl typically cost $173, while return flights cost around $76.

  • How much is a return flight to Washington, D.C.?

    A return flight to Washington, D.C. will typically cost around $417, however they can be found for as little as $417.

  • Where does the fastest flight to Washington, D.C. depart from?

    For those looking to save time traveling to Washington, D.C., Sydney Kingsford Smith offers the quickest one-way flight (19 hours 49 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

Browse thousands of different options on Cheapflights for your next trip

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Airports serving Washington, D.C.

Book a flight to or from one of these Washington, D.C. airports.
Flights to Reagan-National
Flights to Dulles Intl
Flights from Reagan-National
Flights from Dulles Intl

Fly with Cheapflights

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How does Cheapflights help users find flights to Washington, D.C.?

When you search for this flight to Washington, D.C., Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Washington, D.C. with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Washington, D.C., users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Washington, D.C. become cheaper?

Yes, Cheapflights offers price alerts on Washington, D.C. flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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