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$195+ Cheap flights from Washington, D.C. Dulles Intl Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — SYD
31 Mar — 7 Apr1
1 adult

What to know about flights from Dulles Intl

Discover essential information about flights departing from Dulles Intl, including flight schedules, destinations, airlines operating at the Dulles Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 26 March 2025.

Cheapest airline

LATAM Airlines

Good round-trip deal

$692 or less

Good one-way deal

$147 or less
On average, LATAM Airlines currently has the cheapest one-way flight from Washington, D.C. Dulles Intl (avg. price of $605).
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl.
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Find flights from Dulles Intl

Cheapest flights from Dulles Intl
Explore the most affordable flight options available from Dulles Intl. Find the lowest fares based on data from user searches, with prices last updated on 26 March 2025.

Fri 2/522:05IAD - ISB
1 stop35h 20mEtihad Airways
Wed 28/504:20ISB - IAD
1 stop20h 50mEtihad Airways
Deal found 25/3$1,241
Thu 24/413:30IAD - ISB
1 stop29h 25mTurkish Airlines
Tue 24/609:25ISB - IAD
1 stop35h 20mTurkish Airlines
Deal found 25/3$1,252
Fri 25/418:50IAD - ISB
1 stop28h 20mSAUDIA
Fri 20/603:00ISB - IAD
1 stop21h 45mSAUDIA
Deal found 25/3$1,370
Sun 17/811:30IAD - SYD
1 stop29h 25mQantas Airways
Sun 24/812:10SYD - IAD
1 stop24h 31mQantas Airways
Deal found 24/3$1,375
Tue 29/421:00IAD - ISB
1 stop25h 40mQatar Airways
Mon 12/503:30ISB - IAD
1 stop21h 10mQatar Airways
Deal found 25/3$1,408
Sun 20/410:55IAD - ISB
1 stop29h 20mEmirates
Wed 18/603:05ISB - IAD
1 stop38h 35mEmirates
Deal found 25/3$1,573
Tue 12/813:03IAD - SYD
2 stops28h 17mAir Canada
Tue 26/809:20SYD - IAD
2 stops25h 56mAir Canada
Deal found 25/3$1,644
Tue 2/917:35IAD - MEL
2 stops30h 00mQantas Airways
Tue 23/917:30MEL - IAD
2 stops43h 00mQantas Airways
Deal found 24/3$1,771
Tue 2/908:25IAD - MEL
2 stops36h 40mAir Canada
Wed 24/906:00MEL - IAD
2 stops38h 45mAir Canada
Deal found 25/3$1,890
Sat 9/817:35IAD - SYD
2 stops28h 10mMultiple Airlines
Sat 23/813:45SYD - IAD
2 stops22h 56mMultiple Airlines
Deal found 25/3$1,938
Thu 21/814:25IAD - AVV
3 stops35h 40mMultiple Airlines
Mon 8/920:55AVV - IAD
3 stops38h 10mMultiple Airlines
Deal found 26/3$1,973
Tue 5/818:44IAD - BNE
2 stops25h 41mMultiple Airlines
Sat 30/811:40BNE - IAD
2 stops25h 01mMultiple Airlines
Deal found 25/3$1,973

Find flights from Dulles Intl within your budget

Find flights departing from Dulles Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 26 March 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

Washington, D.C.Islamabad

IAD - ISB

IADISB

Washington, D.C. Dulles Intl

Fri 2/5

22:05-18:25

1 stop35h 20m

Islamabad Intl

Wed 28/5

04:20-16:10

1 stop20h 50m

$1,241

Washington, D.C.Islamabad

IAD - ISB

IADISB

Washington, D.C. Dulles Intl

Thu 24/4

13:30-03:55

1 stop29h 25m

Islamabad Intl

Tue 24/6

09:25-11:45

1 stop35h 20m

$1,252

Washington, D.C.Islamabad

IAD - ISB

IADISB

Washington, D.C. Dulles Intl

Fri 25/4

18:50-08:10

1 stop28h 20m

Islamabad Intl

Sat 21/6

03:00-15:45

1 stop21h 45m

$1,370

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Sun 17/8

11:30-06:55

1 stop29h 25m

Sydney Kingsford Smith

Sun 24/8

12:10-22:41

1 stop24h 31m

$1,375

Washington, D.C.Islamabad

IAD - ISB

IADISB

Washington, D.C. Dulles Intl

Tue 29/4

21:00-07:40

1 stop25h 40m

Islamabad Intl

Mon 12/5

03:30-15:40

1 stop21h 10m

$1,408

Washington, D.C.Islamabad

IAD - ISB

IADISB

Washington, D.C. Dulles Intl

Sun 20/4

10:55-01:15

1 stop29h 20m

Islamabad Intl

Wed 18/6

03:05-08:40

1 stop38h 35m

$1,573

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Tue 12/8

13:03-07:20

2 stops28h 17m

Sydney Kingsford Smith

Tue 26/8

09:20-21:16

2 stops25h 56m

$1,644

Washington, D.C.Melbourne

IAD - MEL

IADMEL

Washington, D.C. Dulles Intl

Tue 2/9

17:35-13:35

2 stops30h 00m

Melbourne

Tue 23/9

17:30-22:30

2 stops43h 00m

$1,771

Washington, D.C.Melbourne

IAD - MEL

IADMEL

Washington, D.C. Dulles Intl

Tue 2/9

08:25-11:05

2 stops36h 40m

Melbourne

Wed 24/9

06:00-06:45

2 stops38h 45m

$1,890

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Sat 9/8

17:35-11:45

2 stops28h 10m

Sydney Kingsford Smith

Sat 23/8

13:45-22:41

2 stops22h 56m

$1,938

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl

Have a flexible travel schedule? Discover the best time to fly from 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.

Travel insights for flights from Dulles Intl

Get recent, data-driven insights about flights from Dulles Intl including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Washington, D.C. Dulles Intl Airport?

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

The best time to book flights from Washington, D.C. Dulles Intl Airport is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport?

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport (average of $1,262). Flying from Washington, D.C. Dulles Intl Airport in September will prove the most costly (average of $1,454). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Washington, D.C. Dulles Intl Airport?

When flying from Washington, D.C. Dulles Intl Airport check dates and pricing for the following: Air Canada, United Airlines. As they depart for the following popular destinations: Sydney.

United Airlines

United Airlines

From $1,297

Emirates

Emirates

From $1,352

Air Canada

Air Canada

From $1,198

Delta

Delta

From $330

What are popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

Washington, D.C. Dulles Intl Airport offers frequent flights to New York (309 flights per day), Detroit (298 flights per day) and Atlanta (222 flights per day).

Frankfurt am Main

Frankfurt am Main

From $842

Brussels Bruxelles-National

Brussels Bruxelles-National

From $773

Phoenix Sky Harbor Intl

Phoenix Sky Harbor Intl

From $386

Amsterdam Schiphol

Amsterdam Schiphol

From $544

What is the cheapest place to fly to from Washington, D.C. Dulles Intl Airport?

The cheapest city to fly to from Washington, D.C. Dulles Intl Airport is San Salvador El Salvador Intl, with prices starting at $143. Explore other affordable destinations below.

San Salvador El Salvador Intl

San Salvador El Salvador Intl

From $90

Austin Bergstrom

Austin Bergstrom

From $164

San Francisco

San Francisco

From $199

Houston Hobby

Houston Hobby

From $328

Airline reviews for flights from Dulles Intl

Get insights into the airlines that provide service from 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 airline for your flight from Dulles Intl. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Overall

8.7

Food

7.8

Crew

9.1

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

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Overall

8.7

Food

7.8

Crew

9.1

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
1,049 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Overall

8.7

Food

7.8

Crew

9.1

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
828 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Overall

8.7

Food

7.8

Crew

9.1

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

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Overall

8.7

Food

7.8

Crew

9.1

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.
Fiji Airways
8.0
Very Good
182 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Comfort

8.0

Boarding

8.7

Entertainment

7.2

Overall

8.7

Food

7.8

Crew

9.1

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.

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Alternate flight departure points to Dulles Intl

Consider leaving from one of these other departure points that are located a short distance from Dulles Intl. Flight origins were last updated on 26 March 2025.
Flights from Reagan-National

Related info for your journey

Access useful and relevant information related to your journey from Dulles Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 26 March 2025.

  • What are the most popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

    For the current month, the most popular flights from Washington, D.C. Dulles Intl Airport are Cairo, Atlanta, Mumbai. Mumbai, Cairo, Ahmedabad are the most popular locations from Washington, D.C. Dulles Intl Airport year round.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to anywhere?

    Users have flown out of Washington, D.C. Dulles Intl Airport for as low as $143 to San Salvador (prices may vary depending on the airline and departure time). On average, users have booked flights for $1,083 to fly from Washington, D.C. Dulles Intl Airport.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to anywhere?

    According to our data, users have found Delta, Icelandair, and Air Canada to have the cheapest round-trip prices from Washington, D.C. Dulles Intl Airport. Some of the destinations and prices are as follows: Delta flights from Washington, D.C. Dulles Intl Airport to Phoenix Sky Harbor Intl ($523). Icelandair flights from Washington, D.C. Dulles Intl Airport to Reykjavik Keflavik Intl ($1,407). Air Canada flights from Washington, D.C. Dulles Intl Airport to Sydney Kingsford Smith ($1,902).

  • What is the cheapest premium economy flight from Washington, D.C. Dulles Intl Airport?

    Options for some of the cheapest premium economy flights from Washington, D.C. Dulles Intl Airport we have found on Cheapflights are as follows:
    Fly from Washington, D.C. Dulles Intl to Toronto Pearson Intl Airport starting at $1,643
    Fly from Washington, D.C. Dulles Intl to Frankfurt am Main Airport starting at $2,583
    Fly from Washington, D.C. Dulles Intl to London Heathrow Airport starting at $2,648
    Fly from Washington, D.C. Dulles Intl to Brussels Bruxelles-National Airport starting at $3,073

  • What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport?

    Currently, the cheapest month for flights from Washington, D.C. Dulles Intl Airport is July. The most expensive month for flights is September. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Washington, D.C. Dulles Intl Airport?

    View the cheapest flight destinations from Washington, D.C. Dulles Intl Airport:
    Fly from Washington, D.C. to Sydney from $1,309 round trip
    Fly from Washington, D.C. to Melbourne from $1,624 round trip

  • How does Cheapflights help users find flights from Dulles Intl?

    Cheapflights helps you search for flights from Dulles Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Dulles Intl with no change fees?

    Need flexible booking options for your flight from Dulles Intl ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Dulles Intl today and book when you’re ready!

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How does Cheapflights help users find flights from Dulles Intl?

Cheapflights helps you search for flights from Dulles Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight from Dulles Intl ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Dulles Intl today and book when you’re ready!

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