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Cheap flights to Dulles Intl from $1,144

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. Click the price to replicate the search for this deal.
CMH — IAD
14 May — 21 May1
1 adult
Tue 14/5
Tue 21/5

Flights to Dulles Intl in 2024

Find the latest flights to Dulles Intl in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 547,580 searches and data was last updated on 9 May 2024.

Popular in

December

Cheapest in

February

Average price

$2,169

Return from

$1,612

One-way from

$1,144
High demand for flights, 12% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for return flights in May 2024
From Sydney Kingsford Smith to Washington, D.C.
One-way flight from Sydney Kingsford Smith (SYD) to Washington, D.C. Dulles Intl (IAD)

Cheap flights to Dulles Intl Airport in May & June 2024

Discover affordable flights and deals to Dulles Intl Airport in May and June 2024. In the last 7 days, Cheapflights users made a total of 547,580 searches and data was last updated on 9 May 2024.
The deals listed below are some of the cheapest flights available to Washington, D.C. in May and June 2024. Prices refresh often so be sure to come back soon for more deals.
Thu 6/609:20SYD - IAD
2 stops25h 09mAir Canada
Thu 13/609:55IAD - SYD
3 stops31h 25mAir Canada
Deal found 6/5$1,617
Tue 11/609:20SYD - IAD
2 stops25h 09mAir Canada
Thu 20/609:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 8/5$1,623
Wed 12/609:20SYD - IAD
1 stop21h 25mAir Canada
Wed 19/622:15IAD - SYD
3 stops43h 05mAir Canada
Deal found 8/5$1,629
Thu 23/509:20SYD - IAD
2 stops25h 56mAir Canada
Mon 10/609:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 8/5$1,632
Thu 6/609:20SYD - IAD
3 stops40h 06mAir Canada
Thu 13/609:55IAD - SYD
3 stops31h 25mAir Canada
Deal found 8/5$1,640
Thu 6/609:20SYD - IAD
1 stop21h 25mAir Canada
Thu 13/609:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 6/5$1,641
Mon 3/609:20SYD - IAD
2 stops36h 28mAir Canada
Mon 10/622:15IAD - SYD
3 stops43h 05mAir Canada
Deal found 7/5$1,673
Fri 31/509:20SYD - IAD
1 stop21h 25mAir Canada
Mon 10/609:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 8/5$1,699
Fri 7/609:20SYD - IAD
2 stops25h 56mAir Canada
Fri 14/622:15IAD - SYD
3 stops43h 05mAir Canada
Deal found 8/5$1,726

Dulles Intl Airport 2024 flight deals

Explore flight deals for Dulles Intl Airport in 2024, offering the best prices and options to suit your preferences. In the last 7 days, Cheapflights users made a total of 547,580 searches and data were last updated on 9 May 2024.
The lowest fares on flights travelling to Washington, D.C. in May and June 2024. Check back regularly for other flight deals.
Thu 6/609:20SYD - IAD
2 stops25h 09mAir Canada
Thu 13/609:55IAD - SYD
3 stops31h 25mAir Canada
Deal found 6/5$1,617
Tue 11/609:20SYD - IAD
2 stops25h 09mAir Canada
Thu 20/609:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 8/5$1,623
Tue 12/1111:20SYD - IAD
2 stops25h 45mAir Canada
Tue 26/1108:15IAD - SYD
2 stops33h 05mAir Canada
Deal found 8/5$1,626
Wed 12/609:20SYD - IAD
1 stop21h 25mAir Canada
Wed 19/622:15IAD - SYD
3 stops43h 05mAir Canada
Deal found 8/5$1,629
Thu 23/509:20SYD - IAD
2 stops25h 56mAir Canada
Mon 10/609:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 8/5$1,632
Tue 12/1111:20SYD - IAD
3 stops39h 56mAir Canada
Tue 26/1122:10IAD - SYD
2 stops43h 10mAir Canada
Deal found 8/5$1,635
Thu 6/609:20SYD - IAD
3 stops40h 06mAir Canada
Thu 13/609:55IAD - SYD
3 stops31h 25mAir Canada
Deal found 8/5$1,640
Thu 6/609:20SYD - IAD
1 stop21h 25mAir Canada
Thu 13/609:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 6/5$1,641
Tue 12/1111:20SYD - IAD
3 stops39h 56mAir Canada
Tue 26/1108:15IAD - SYD
3 stops33h 05mAir Canada
Deal found 8/5$1,644

Flights to Dulles Intl Airport departing soon

Discover available last-minute flight options to Dulles Intl Airport, providing immediate availability and potentially lower prices. In the last 7 days, Cheapflights users made a total of 547,580 searches and data was last updated on 9 May 2024.
Browse some of the best deals on flights leaving last minute to Washington, D.C.. Make sure the flight you book matches the day, time, and destination you're looking for.
Thu 9/509:30SYD - IAD
2 stops23h 47mUnited Airlines
Wed 22/519:10IAD - SYD
1 stop21h 45mUnited Airlines
Deal found 8/5$1,817
Wed 15/509:25SYD - IAD
2 stops27h 27mDelta
Wed 22/512:07IAD - SYD
2 stops28h 28mDelta
Deal found 8/5$1,849
Wed 15/509:20SYD - IAD
3 stops40h 11mAir Canada
Wed 22/509:55IAD - SYD
2 stops31h 25mAir Canada
Deal found 8/5$1,886
Wed 15/509:20SYD - IAD
3 stops40h 11mAir Canada
Wed 22/509:55IAD - SYD
3 stops31h 25mAir Canada
Deal found 8/5$1,895
Wed 15/510:20SYD - IAD
1 stop22h 48mVirgin Australia
Wed 22/519:10IAD - SYD
1 stop21h 45mVirgin Australia
Deal found 8/5$1,947
Wed 15/509:30SYD - IAD
1 stop20h 44mUnited Airlines
Wed 22/516:05IAD - SYD
2 stops24h 55mUnited Airlines
Deal found 8/5$1,971

One-way flights to Dulles Intl Airport

Explore one-way flight options to Dulles Intl Airport for greater flexibility in your travel plans. Find up-to-date pricing and availability for one-way flights. In the last 7 days, Cheapflights users made a total of 547,580 searches and data was last updated on 9 May 2024.
Consider booking one of these one-way flights heading to Washington, D.C.. Users can also find round-trip Washington, D.C. flights by using the search form above.
Tue 10/919:40SYD - IAD
2 stops39h 37mMultiple Airlines
Deal found 8/5$1,144
Fri 21/616:20SYD - IAD
3 stops35h 02mMultiple Airlines
Deal found 8/5$1,256
Thu 24/1020:40SYD - IAD
2 stops49h 13mAir China
Deal found 8/5$1,290
Sat 17/819:40SYD - IAD
2 stops47h 43mAir China
Deal found 8/5$1,326
Thu 24/1009:05SYD - IAD
3 stops41h 51mMultiple Airlines
Deal found 8/5$1,361
Thu 24/1021:45SYD - IAD
1 stop33h 25mQatar Airways
Deal found 8/5$1,404
Mon 3/608:15SYD - IAD
2 stops46h 12mMultiple Airlines
Deal found 8/5$1,451
Thu 1/809:15SYD - IAD
2 stops28h 46mAmerican Airlines
Deal found 7/5$1,474
Wed 11/909:10SYD - IAD
2 stops28h 37mAmerican Airlines
Deal found 8/5$1,477

Average price of flights to Dulles Intl Airport by month

Plan your trip to Dulles Intl by taking into account the cheapest months to travel. The average price of a one-way flight to Dulles Intl is currently $1,354 while a return flight costs $1,945. Price data was last updated on 5 May 2024.

Currently, February is the cheapest month in which you can book a flight to Dulles Intl (average of $1,020). Flying to Dulles Intl in June will prove the most costly (average of $1,626). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

January

$1,813

February

$1,551

March

$1,615

April

$1,851

May

$2,263

June

$2,473

July

$2,275

August

$2,151

September

$2,415

October

$1,881

November

$1,979

December

$2,456

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

2 - 27 °C

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).

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 to Dulles Intl. Price data was last updated on 3 May 2024.
To ensure you get the cheapest price possible for a flight to Dulles Intl, you should look to book at least 16 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.
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When is the cheapest time to fly to Dulles Intl?

Use this chart to determine the cheapest time to fly return to Dulles Intl. Price data was last updated on 5 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Users looking for the lowest fares to Dulles Intl should consider flying on Wednesday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Thursday afternoons, when prices are usually at their highest.
Search Deals

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 May 2024.
Read reviews from past customers who have flown Korean Air, United Airlines and Delta to Washington, D.C.. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.7
Very Good
76 reviews

Food

7.9

Crew

8.9

Comfort

8.1

Overall

8.7

Boarding

8.5

Entertainment

7.4

Reviews

1 / 2

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.

8.7
Very Good
76 reviews
8.7
Very Good
76 reviews

Food

7.9

Crew

8.9

Comfort

8.1

Overall

8.7

Boarding

8.5

Entertainment

7.4

Reviews

1 / 2

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.

8.5
Very Good
1,181 reviews
8.7
Very Good
76 reviews

Food

7.9

Crew

8.9

Comfort

8.1

Overall

8.7

Boarding

8.5

Entertainment

7.4

Reviews

1 / 2

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.

8.5
Very Good
928 reviews
8.7
Very Good
76 reviews

Food

7.9

Crew

8.9

Comfort

8.1

Overall

8.7

Boarding

8.5

Entertainment

7.4

Reviews

1 / 2

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.

8.4
Very Good
581 reviews
8.7
Very Good
76 reviews

Food

7.9

Crew

8.9

Comfort

8.1

Overall

8.7

Boarding

8.5

Entertainment

7.4

Reviews

1 / 2

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.

8.3
Very Good
1,458 reviews
8.7
Very Good
76 reviews

Food

7.9

Crew

8.9

Comfort

8.1

Overall

8.7

Boarding

8.5

Entertainment

7.4

Reviews

1 / 2

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.

  • 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, United 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 Airport is currently the cheapest airport to fly to in Dulles Intl. One-way flights to Washington, D.C. Dulles Intl Airport typically cost $264, while return flights cost around $518.

  • How much is a return flight to Dulles Intl?

    A return flight to Dulles Intl will typically cost around $405, however they can be found for as little as $341.

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

    For those looking to save time traveling to Dulles Intl, Sydney offers the quickest one-way flight (20 hours 29 minutes).

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

    Yes. Those touching down at Washington, D.C. Dulles Intl Airport can take advantage of the car hire services offered upon their arrival.

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

    Yes. Washington, D.C. Dulles Intl Airport has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl Airport (0.0 km away from Washington, D.C. Dulles Intl Airport).

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