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Cheap flights from Washington, D.C. Dulles Intl Airport to Cairns from $2,275

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — CNS
31 Dec — 7 Jan1
1 adult
1 adult, Economy, 0 bags

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 1 December 2025.

Round-trip from

$2,162
12/1-19/1
  • 12/1-19/1
  • 4 total stops
  • 56h 31m total
  • Washington, D.C. to Cairns
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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 1 December 2025.

Sat 6/1217:08IAD - CNS
2 stops38h 57mQantas Airways
Sat 27/1214:50CNS - IAD
2 stops47h 15mQantas Airways
Deal found 30/11$2,488
Thu 4/1216:58IAD - CNS
2 stops27h 02mQantas Airways
Tue 30/1217:35CNS - IAD
2 stops38h 30mQantas Airways
Deal found 30/11$2,490
Thu 4/1216:58IAD - CNS
2 stops27h 02mQantas Airways
Sun 28/1217:35CNS - IAD
2 stops38h 08mQantas Airways
Deal found 30/11$2,517
Fri 5/1217:08IAD - CNS
2 stops32h 42mQantas Airways
Sun 28/1215:35CNS - IAD
2 stops40h 08mQantas Airways
Deal found 30/11$2,520
Thu 4/1216:58IAD - CNS
2 stops27h 02mQantas Airways
Sat 27/1215:35CNS - IAD
2 stops40h 42mQantas Airways
Deal found 30/11$2,522
Fri 5/1217:08IAD - CNS
2 stops26h 52mQantas Airways
Tue 30/1217:35CNS - IAD
2 stops38h 30mQantas Airways
Deal found 30/11$2,545
Fri 5/1217:08IAD - CNS
2 stops36h 52mQantas Airways
Sat 27/1215:35CNS - IAD
2 stops40h 42mQantas Airways
Deal found 30/11$2,801
Sat 20/1217:33IAD - CNS
2 stops26h 27mQantas Airways
Mon 12/117:35CNS - IAD
2 stops37h 56mQantas Airways
Deal found 30/11$3,524
Mon 1/1217:03IAD - CNS
2 stops27h 47mQantas Airways
Wed 10/1217:35CNS - IAD
2 stops37h 33mQantas Airways
Deal found 29/11$3,600
Wed 3/1222:11IAD - CNS
3 stops52h 19mMultiple Airlines
Mon 22/1217:35CNS - IAD
3 stops42h 50mMultiple Airlines
Deal found 28/11$3,674
Mon 1/1222:11IAD - CNS
3 stops52h 19mMultiple Airlines
Wed 10/1218:05CNS - IAD
3 stops42h 15mMultiple Airlines
Deal found 30/11$3,725

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 1 December 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

Sat 25/4

17:26-13:35

2 stops30h 09m

Cairns

Fri 8/5

06:45-22:19

2 stops29h 34m

$2,275

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 13/1

17:26-11:00

2 stops26h 34m

Cairns

Tue 20/1

07:45-21:17

2 stops28h 32m

$2,934

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 14/1

17:26-11:00

2 stops26h 34m

Cairns

Wed 21/1

17:35-21:17

2 stops42h 42m

$3,182

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sun 15/2

10:30-22:35

2 stops69h 05m

Cairns

Thu 19/2

15:35-08:10

2 stops55h 35m

$3,219

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 14/1

20:05-23:05

2 stops36h 00m

Cairns

Wed 21/1

09:45-08:20

3 stops61h 35m

$3,590

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 13/1

20:05-23:05

2 stops36h 00m

Cairns

Tue 20/1

09:45-15:55

3 stops45h 10m

$3,788

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 19/12

21:15-16:40

3 stops52h 25m

$8,812

Flights are sorted by cheapest return flights first.

Deals found on 28/11

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 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.

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?

    Cairns (CNS), located 4.4 km from the city centre, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Cairns. 0 airlines have flights to Cairns from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Cairns should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

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

    Qantas Airways can get you from Washington, D.C. Dulles Intl Airport to Cairns in just under 26h 34m. Your travel time can differ by up to . Washington, D.C. Dulles Intl Airport and Cairns are separated by a distance of 15165 km.

  • 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 holiday 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

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Mission Beach
Trinity Beach

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Alternative routes for Dulles Intl to Cairns

See prices for flight routes from nearby airports that may be better suited for you.
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Deals for Dulles Intl to Cairns flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

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

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