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Cheap flights from Washington, D.C. Dulles Intl Airport to Cairns from $1,013

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Cairns departing on 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:53 - 12:55
IAD
-
CNS
32h 02m
2 stops
Multiple Airlines Logo
19:10 - 20:24
CNS
-
IAD
39h 14m
2 stops
$2,131Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Qatar Airways Logo
21:00 - 23:20
IAD
-
CNS
36h 20m
2 stops
Qatar Airways Logo
21:00 - 15:40
CNS
-
IAD
56h 40m
2 stops
$2,164Qatar Airways
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
21:00 - 23:20
IAD
-
CNS
36h 20m
2 stops
Multiple Airlines Logo
16:55 - 15:40
CNS
-
IAD
36h 45m
2 stops
$2,214Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Qatar Airways Logo
21:00 - 18:25
IAD
-
CNS
55h 25m
2 stops
Qatar Airways Logo
19:50 - 15:55
CNS
-
IAD
59h 05m
2 stops
$2,244Qatar Airways
Thu, 10 Sep - Thu, 10 Dec
Multiple Airlines Logo
08:29 - 15:00
IAD
-
CNS
40h 31m
2 stops
Multiple Airlines Logo
19:10 - 20:25
CNS
-
IAD
39h 15m
3 stops
$2,250Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
08:29 - 11:10
IAD
-
CNS
36h 41m
2 stops
Multiple Airlines Logo
19:10 - 20:25
CNS
-
IAD
39h 15m
3 stops
$3,104Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Air New Zealand Logo
15:26 - 16:55
IAD
-
CNS
35h 29m
3 stops
Air New Zealand Logo
17:40 - 05:55
CNS
-
IAD
50h 15m
3 stops
$3,190Air New Zealand
Mon, 7 Sep - Mon, 14 Sep
Air New Zealand Logo
17:48 - 16:55
IAD
-
CNS
33h 07m
3 stops
Air New Zealand Logo
17:40 - 05:55
CNS
-
IAD
50h 15m
3 stops
$3,191Air New Zealand
Mon, 7 Sep - Mon, 14 Sep
Air Canada Logo
16:20 - 11:10
IAD
-
CNS
28h 50m
3 stops
Air Canada Logo
06:00 - 20:25
CNS
-
IAD
28h 25m
3 stops
$3,256Air Canada
Mon, 7 Sep - Mon, 14 Sep
Air New Zealand Logo
15:15 - 10:45
IAD
-
CNS
29h 30m
2 stops
Air New Zealand Logo
17:40 - 20:35
CNS
-
IAD
41h 55m
3 stops
$3,293Air New Zealand
Thu, 10 Sep - Thu, 10 Dec

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Qatar Airways flights from Washington, D.C. Dulles Intl Airport to Cairns

Our best Qatar Airways deals on Washington, D.C. Dulles Intl Airport to Cairns flight tickets
Qatar Airways
7 Sept
IAD21:00Washington, D.C. Dulles Intl
36h 20m
2 stops
CNS23:20Cairns
14 Sept
CNS21:00Cairns
56h 40m
2 stops
IAD15:40Washington, D.C. Dulles Intl
$2,164
Qatar Airways
10 Sept
IAD21:00Washington, D.C. Dulles Intl
55h 25m
2 stops
CNS18:25Cairns
10 Dec
CNS19:50Cairns
59h 05m
2 stops
IAD15:55Washington, D.C. Dulles Intl
$2,244

Air New Zealand flights from Washington, D.C. Dulles Intl Airport to Cairns

Our best Air New Zealand deals on Washington, D.C. Dulles Intl Airport to Cairns flight tickets
Air New Zealand
7 Sept
IAD15:26Washington, D.C. Dulles Intl
35h 29m
3 stops
CNS16:55Cairns
14 Sept
CNS17:40Cairns
50h 15m
3 stops
IAD05:55Washington, D.C. Dulles Intl
$3,190
Air New Zealand
7 Sept
IAD17:48Washington, D.C. Dulles Intl
33h 07m
3 stops
CNS16:55Cairns
14 Sept
CNS17:40Cairns
50h 15m
3 stops
IAD05:55Washington, D.C. Dulles Intl
$3,191
Air New Zealand
10 Sept
IAD15:15Washington, D.C. Dulles Intl
29h 30m
2 stops
CNS10:45Cairns
10 Dec
CNS17:40Cairns
41h 55m
3 stops
IAD20:35Washington, D.C. Dulles Intl
$3,293

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 78,305 searches. Data last updated 28 July 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

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

14:53-12:55

2 stops32h 02m

Cairns

Mon 14/9

19:10-20:24

2 stops39h 14m

$2,131

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

21:00-23:20

2 stops36h 20m

Cairns

Mon 14/9

21:00-15:40

2 stops56h 40m

$2,164

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

21:00-23:20

2 stops36h 20m

Cairns

Mon 14/9

16:55-15:40

2 stops36h 45m

$2,214

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 10/9

21:00-18:25

2 stops55h 25m

Cairns

Thu 10/12

19:50-15:55

2 stops59h 05m

$2,244

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

08:29-15:00

2 stops40h 31m

Cairns

Mon 14/9

19:10-20:25

3 stops39h 15m

$2,250

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

08:29-11:10

2 stops36h 41m

Cairns

Mon 14/9

19:10-20:25

3 stops39h 15m

$3,104

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

15:26-16:55

3 stops35h 29m

Cairns

Mon 14/9

17:40-05:55

3 stops50h 15m

$3,190

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

17:48-16:55

3 stops33h 07m

Cairns

Mon 14/9

17:40-05:55

3 stops50h 15m

$3,191
Fastest return journey

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/9

16:20-11:10

3 stops28h 50m

Cairns

Mon 14/9

06:00-20:25

3 stops28h 25m

$3,256

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 10/9

15:15-10:45

2 stops29h 30m

Cairns

Thu 10/12

17:40-20:35

3 stops41h 55m

$3,293

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

When to book flights from Washington, D.C. Dulles Intl Airport to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Cairns according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. Dulles Intl Airport to Cairns (IAD to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Cairns

Fastest flight time

36h 20m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Cairns takes 36h 20m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Cairns. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Cairns.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Cairns

  • How far is Washington, D.C. Dulles Intl to Cairns by plane?

    Washington, D.C. Dulles Intl and Cairns are 15165.6 km apart from one another. Typically, this will take 36h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Cairns Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Cairns Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Cairns Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Cairns

  • How do I get Price Alerts for flights from Washington, D.C. Dulles Intl Airport to Cairns?

    Price Alerts will notify you by email when the price for flights to Cairns from Washington, D.C. Dulles Intl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to Cairns with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove
Mission Beach
Trinity Beach

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Cairns?

Finding the right flight to Cairns from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cairns quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Cairns with flexible booking policies on momondo?

Yes. All flights to Cairns from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Cairns?

momondo helps you find the best flight between Washington, D.C. and Cairns by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Cairns right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cairns from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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