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$1,333+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CNS
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$1,567
(Fiji Airways)

One-way from

$1,333
(Qantas Airways)
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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Find 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 September 17, 2025.

This Fiji Airways deal was found by Cheapflights users on 9/15. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:54 pmIAD - CNS
2 stops27h 41mMultiple Airlines
Thu 11/612:35 pmCNS - IAD
2 stops24h 43mMultiple Airlines
Deal found 9/15$1,567
This Air Canada deal was found by Cheapflights users on 9/15. 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.
Mon 12/110:11 pmIAD - CNS
3 stops52h 19mMultiple Airlines
Wed 12/106:05 pmCNS - IAD
3 stops41h 21mMultiple Airlines
Deal found 9/15$1,735
This Gurufare deal was found by Cheapflights users on 9/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:00 amIAD - CNS
2 stops36h 45mAir New Zealand
Sun 10/194:35 pmCNS - IAD
2 stops40h 04mAir New Zealand
Deal found 9/14$1,745
This oojo deal was found by Cheapflights users on 9/14. 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.
Sun 10/129:00 pmIAD - CNS
2 stops45h 25mMultiple Airlines
Sun 10/1910:00 amCNS - IAD
3 stops43h 40mMultiple Airlines
Deal found 9/14$1,886
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:03 pmIAD - CNS
2 stops27h 47mAmerican Airlines
Wed 12/103:35 pmCNS - IAD
2 stops39h 33mAmerican Airlines
Deal found 9/15$2,001
This Emirates deal was found by Cheapflights users on 9/14. 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 10/1810:55 amIAD - CNS
2 stops44h 00mEmirates
Wed 10/227:40 pmCNS - IAD
2 stops75h 00mEmirates
Deal found 9/14$2,154

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 September 17, 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

Thu 10/30

5:54 pm-11:35 am

2 stops27h 41m

Cairns

Thu 11/6

12:35 pm-10:18 pm

2 stops24h 43m

$1,567

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 12/1

10:11 pm-5:30 pm

3 stops52h 19m

Cairns

Wed 12/10

6:05 pm-8:26 pm

3 stops41h 21m

$1,735

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sun 10/12

7:00 am-9:45 am

2 stops36h 45m

Cairns

Sun 10/19

4:35 pm-6:39 pm

2 stops40h 04m

$1,745

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 1/13

5:15 pm-11:00 am

2 stops26h 45m

Cairns

Mon 1/19

3:35 pm-4:07 pm

2 stops39h 32m

$1,862

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 12/23

5:55 pm-2:05 pm

2 stops29h 10m

$1,333

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sun 12/21

6:43 pm-4:35 am

3 stops42h 52m

$1,447

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 12/18

1:30 pm-6:00 am

3 stops49h 30m

$1,541

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 12/17

5:08 pm-11:05 pm

2 stops38h 57m

$1,567

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sun 12/21

5:55 pm-11:00 am

2 stops26h 05m

$1,584

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 12/19

5:55 pm-11:05 pm

2 stops38h 10m

$1,591

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 16 results
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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 $1,745, Air New Zealand can have you in Cairns from Washington, D.C. Dulles Intl Airport in 36h 45m. 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.

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

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Cairns (average of $1,140). Flying from Washington, D.C. Dulles Intl Airport to Cairns in December is currently the most expensive (average of $1,878). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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