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$768+ Cheap flights from Dulles Intl (IAD) to Cairns (CNS)

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CNS
Feb 21 — Feb 281
Sat 2/21
Sat 2/28
1 adult, Economy
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Cheap flight deals from Dulles Intl to Cairns

Cheapest flights from Dulles Intl to Cairns
Explore the most affordable flight options available from Dulles Intl to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 22, 2026.

This oojo deal was found by Cheapflights users on 1/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/75:26 pm
IAD
-
CNS
2 stops32h 24m
Qantas Airways
Sat 2/142:50 pm
CNS
-
IAD
2 stops42h 28m
Qantas Airways
Deal found 1/22$1,526
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:40 pm
IAD
-
CNS
3 stops35h 00m
Multiple Airlines
Sat 5/237:10 pm
CNS
-
IAD
2 stops49h 15m
Multiple Airlines
Deal found 1/21$1,629
This Expedia deal was found by Cheapflights users on 1/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:20 pm
IAD
-
CNS
3 stops71h 25m
Multiple Airlines
Fri 5/87:15 pm
CNS
-
IAD
2 stops34h 50m
Multiple Airlines
Deal found 1/21$1,686
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:37 pm
IAD
-
CNS
2 stops29h 28m
Qantas Airways
Sat 3/143:35 pm
CNS
-
IAD
2 stops40h 44m
Qantas Airways
Deal found 1/21$1,693
This Expedia deal was found by Cheapflights users on 1/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:05 pm
IAD
-
CNS
3 stops69h 25m
Multiple Airlines
Sat 3/147:15 pm
CNS
-
IAD
2 stops59h 40m
Multiple Airlines
Deal found 1/21$1,766
This SmartFares deal was found by Cheapflights users on 1/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/610:40 am
IAD
-
CNS
3 stops54h 50m
Multiple Airlines
Fri 3/133:45 pm
CNS
-
IAD
2 stops63h 10m
Multiple Airlines
Deal found 1/20$1,859
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:52 pm
IAD
-
CNS
2 stops50h 58m
Qantas Airways
Fri 3/135:35 pm
CNS
-
IAD
2 stops38h 36m
Qantas Airways
Deal found 1/20$1,942
This Emirates deal was found by Cheapflights users on 1/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:30 am
IAD
-
CNS
2 stops57h 15m
Emirates
Wed 2/2511:50 am
CNS
-
IAD
2 stops59h 20m
Emirates
Deal found 1/19$2,055

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 January 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,526
(oojo)

One-way from

$768
(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 January 22, 2026.
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

Sat 2/7

5:26 pm-11:00 am

2 stops26h 34m

Cairns

Sat 2/14

3:35 pm-6:18 pm

2 stops41h 43m

$1,526

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 4/16

8:20 pm-9:45 am

3 stops71h 25m

Cairns

Fri 5/8

7:15 pm-4:05 pm

2 stops34h 50m

$1,686

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sat 3/7

5:37 pm-2:05 pm

2 stops29h 28m

Cairns

Sat 3/14

3:35 pm-6:19 pm

2 stops40h 44m

$1,693

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sat 3/7

8:05 pm-8:30 am

3 stops69h 25m

Cairns

Sat 3/14

7:15 pm-4:55 pm

2 stops59h 40m

$1,766

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 4/29

5:55 pm-1:40 pm

2 stops29h 45m

Cairns

Sat 5/23

7:10 pm-6:31 pm

2 stops37h 21m

$1,848

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 3/6

5:52 pm-11:50 am

2 stops50h 58m

Cairns

Fri 3/13

5:35 pm-6:11 pm

2 stops38h 36m

$1,942

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sat 2/21

10:30 am-10:45 am

2 stops57h 15m

Cairns

Wed 2/25

11:50 am-8:10 am

2 stops59h 20m

$2,055

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 2/27

10:23 am-11:00 am

3 stops33h 37m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

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 $1,526, 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.

See more FAQs

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