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$1,514+ Cheap flights from Dulles Intl (IAD) to Cairns (CNS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CNS
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap flight deals from Dulles Intl to Cairns

Best flights from Dulles Intl to Cairns
Discover carefully curated flight deals from Dulles Intl to Cairns that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2025.

This Ovago deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:26 pmIAD - CNS
2 stops26h 34mQantas Airways
Mon 2/92:50 pmCNS - IAD
2 stops40h 41mQantas Airways
Deal found 12/19$1,514
This Ovago deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:52 pmIAD - CNS
2 stops33h 23mMultiple Airlines
Tue 3/172:50 pmCNS - IAD
2 stops40h 00mMultiple Airlines
Deal found 12/20$1,556
This Ovago deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:52 pmIAD - CNS
2 stops30h 13mQantas Airways
Tue 3/1711:45 amCNS - IAD
3 stops49h 08mQantas Airways
Deal found 12/20$1,612
This Jetabroad deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/28:05 pmIAD - CNS
2 stops42h 40mMultiple Airlines
Mon 2/97:15 pmCNS - IAD
2 stops35h 40mMultiple Airlines
Deal found 12/19$1,699
This Ovago deal was found by Cheapflights users on 12/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/178:05 pmIAD - CNS
3 stops45h 25mMultiple Airlines
Sat 2/287:15 pmCNS - IAD
2 stops35h 40mMultiple Airlines
Deal found 12/19$1,784

Find flight deals from Dulles Intl to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,514
(Ovago)

One-way from

$1,101
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Cairns flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Cairns flights.
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From Washington, D.C. Dulles Intl to Cairns
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One-way flight from Washington, D.C. Dulles Intl to Cairns
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cairns that are best for you.

Fly from

Dulles Intl

Fly to

Cairns

Route

Depart

Return

Price

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 2/2

5:26 pm-11:00 am

2 stops26h 34m

Cairns

Mon 2/9

2:50 pm-4:31 pm

2 stops40h 41m

$1,514

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 3/11

5:52 pm-5:15 pm

2 stops33h 23m

Cairns

Tue 3/17

2:50 pm-4:50 pm

2 stops40h 00m

$1,556

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 3/11

5:52 pm-2:05 pm

2 stops30h 13m

Cairns

Tue 3/17

11:45 am-10:53 pm

3 stops49h 08m

$1,612

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 2/2

8:05 pm-5:45 am

2 stops42h 40m

Cairns

Mon 2/9

7:15 pm-3:55 pm

2 stops35h 40m

$1,699

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 2/17

8:05 pm-8:30 am

3 stops45h 25m

Cairns

Sat 2/28

7:15 pm-3:55 pm

2 stops35h 40m

$1,784

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Best time to book a flight from Dulles Intl to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Dulles Intl with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cairns from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Cairns, you will be flying into Cairns. Cairns (CNS) is just 2.8 mi from the center of the city. Cairns is the only Cairns airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 0 airlines have flights to Cairns from Washington, D.C. Dulles Intl on a regular basis.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Cairns?

    For as low as $1,514, Qantas Airways can have you in Cairns from Washington, D.C. Dulles Intl Airport in 26h 34m. The distance between Washington, D.C. Dulles Intl Airport and Cairns is about 9423 mi.

  • Can I find deals for flights from Dulles Intl to Cairns that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Cairns flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Cairns?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Cairns.

  • Can I find deals for business class flights from Dulles Intl to Cairns?

    Yes. Cheapflights offers flight deals from Dulles Intl to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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