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Cheap flights from Washington, D.C. Dulles Intl Airport to Cairns from $2,115

This is the cheapest return 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 27/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
09:00 - 17:30
IAD
-
CNS
41h 30m3 stops
Multiple Airlines Logo
18:05 - 11:48
CNS
-
IAD
56h 43m3 stops
$2,115Multiple Airlines
Tue, 27 Jan - Tue, 3 Feb
American Airlines Logo
17:26 - 11:00
IAD
-
CNS
26h 34m2 stops
American Airlines Logo
15:35 - 16:31
CNS
-
IAD
39h 56m2 stops
$2,178American Airlines
Tue, 27 Jan - Tue, 3 Feb
Multiple Airlines Logo
17:32 - 17:15
IAD
-
CNS
32h 43m2 stops
Multiple Airlines Logo
06:40 - 22:48
CNS
-
IAD
31h 08m2 stops
$2,190Multiple Airlines
Tue, 17 Feb - Sat, 28 Feb
Qantas Airways Logo
17:26 - 14:05
IAD
-
CNS
29h 39m2 stops
Qantas Airways Logo
17:35 - 16:31
CNS
-
IAD
37h 56m2 stops
$2,215Qantas Airways
Wed, 28 Jan - Wed, 4 Feb
Qantas Airways Logo
17:52 - 14:05
IAD
-
CNS
30h 13m2 stops
Qantas Airways Logo
13:40 - 22:19
CNS
-
IAD
46h 39m2 stops
$2,227Qantas Airways
Mon, 16 Mar - Wed, 8 Apr
Multiple Airlines Logo
17:52 - 17:15
IAD
-
CNS
33h 23m2 stops
Multiple Airlines Logo
14:50 - 16:50
CNS
-
IAD
40h 00m2 stops
$2,236Multiple Airlines
Wed, 11 Mar - Tue, 17 Mar
Multiple Airlines Logo
17:32 - 11:20
IAD
-
CNS
26h 48m2 stops
Multiple Airlines Logo
06:40 - 22:48
CNS
-
IAD
31h 08m2 stops
$2,239Multiple Airlines
Tue, 17 Feb - Sat, 28 Feb
Qantas Airways Logo
17:32 - 23:05
IAD
-
CNS
38h 33m2 stops
Qantas Airways Logo
06:00 - 22:48
CNS
-
IAD
31h 48m3 stops
$2,258Qantas Airways
Tue, 17 Feb - Sat, 28 Feb
Qantas Airways Logo
17:32 - 21:00
IAD
-
CNS
36h 28m2 stops
Qantas Airways Logo
06:00 - 22:48
CNS
-
IAD
31h 48m3 stops
$2,260Qantas Airways
Tue, 17 Feb - Sat, 28 Feb
Qantas Airways Logo
17:52 - 11:00
IAD
-
CNS
27h 08m2 stops
Qantas Airways Logo
15:35 - 16:50
CNS
-
IAD
39h 15m2 stops
$2,338Qantas Airways
Wed, 11 Mar - Tue, 17 Mar

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

Our best Qantas Airways deals on Washington, D.C. Dulles Intl Airport to Cairns flight tickets
Qantas Airways
11 Mar
IAD17:52Washington, D.C. Dulles Intl
30h 13m
2 stops
CNS14:05Cairns
17 Mar
CNS17:35Cairns
37h 15m
2 stops
IAD16:50Washington, D.C. Dulles Intl
$2,213
Find similar
Qantas Airways
28 Jan
IAD17:26Washington, D.C. Dulles Intl
29h 39m
2 stops
CNS14:05Cairns
4 Feb
CNS17:35Cairns
37h 56m
2 stops
IAD16:31Washington, D.C. Dulles Intl
$2,215
Find similar
Qantas Airways
16 Mar
IAD17:52Washington, D.C. Dulles Intl
30h 13m
2 stops
CNS14:05Cairns
8 Apr
CNS13:40Cairns
46h 39m
2 stops
IAD22:19Washington, D.C. Dulles Intl
$2,227
Find similar

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
25 Feb
IAD12:35Washington, D.C. Dulles Intl
34h 30m
3 stops
CNS14:05Cairns
25 Mar
CNS06:00Cairns
33h 03m
3 stops
IAD01:03Washington, D.C. Dulles Intl
$2,924
Find similar
Air New Zealand
16 Mar
IAD12:35Washington, D.C. Dulles Intl
35h 30m
3 stops
CNS14:05Cairns
27 Apr
CNS17:40Cairns
44h 59m
3 stops
IAD00:39Washington, D.C. Dulles Intl
$2,936
Find similar
Air New Zealand
28 Jan
IAD12:50Washington, D.C. Dulles Intl
34h 15m
3 stops
CNS14:05Cairns
4 Feb
CNS06:00Cairns
30h 19m
3 stops
IAD21:19Washington, D.C. Dulles Intl
$3,299
Find similar

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 15 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 27/1

09:00-17:30

3 stops41h 30m

Cairns

Tue 3/2

18:05-11:48

3 stops56h 43m

$2,115

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 27/1

17:26-11:00

2 stops26h 34m

Cairns

Tue 3/2

15:35-16:31

2 stops39h 56m

$2,178

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 17/2

17:32-17:15

2 stops32h 43m

Cairns

Sat 28/2

06:40-22:48

2 stops31h 08m

$2,190

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 28/1

17:26-14:05

2 stops29h 39m

Cairns

Wed 4/2

17:35-16:31

2 stops37h 56m

$2,215

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 16/3

17:52-14:05

2 stops30h 13m

Cairns

Wed 8/4

13:40-22:19

2 stops46h 39m

$2,227

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 11/3

17:52-17:15

2 stops33h 23m

Cairns

Tue 17/3

14:50-16:50

2 stops40h 00m

$2,236

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 17/2

17:32-11:20

2 stops26h 48m

Cairns

Sat 28/2

06:40-22:48

2 stops31h 08m

$2,239

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 17/2

17:32-23:05

2 stops38h 33m

Cairns

Sat 28/2

06:00-22:48

3 stops31h 48m

$2,258

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Tue 17/2

17:32-21:00

2 stops36h 28m

Cairns

Sat 28/2

06:00-22:48

3 stops31h 48m

$2,260

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Wed 11/3

17:52-11:00

2 stops27h 08m

Cairns

Tue 17/3

15:35-16:50

2 stops39h 15m

$2,338

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

29h 39m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Cairns takes 29h 39m
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

  • 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 29h 39m 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.

  • 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
Trinity Beach
Mission 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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