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Cheap flights from Washington, D.C. Dulles Intl Airport to Cairns from $1,124

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 9/28. 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

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
10:10 pm - 9:30 pm
IAD
-
CNS
57h 20m
2 stops
Air New Zealand Logo
10:55 am - 7:20 am
CNS
-
IAD
34h 25m
2 stops
$1,940Air New Zealand
Thu, Oct 1 - Sat, Oct 17
Air New Zealand Logo
10:18 pm - 9:45 am
IAD
-
CNS
45h 27m
2 stops
Air New Zealand Logo
10:55 am - 7:21 am
CNS
-
IAD
34h 26m
2 stops
$1,960Air New Zealand
Thu, Oct 1 - Sat, Oct 17
Multiple Airlines Logo
9:00 pm - 8:40 am
IAD
-
CNS
45h 40m
2 stops
Multiple Airlines Logo
10:00 am - 3:40 pm
CNS
-
IAD
43h 40m
3 stops
$1,970Multiple Airlines
Thu, Oct 1 - Sat, Oct 17
United Airlines Logo
2:51 pm - 8:20 pm
IAD
-
CNS
39h 29m
2 stops
United Airlines Logo
6:00 am - 7:11 pm
CNS
-
IAD
27h 11m
2 stops
$2,186United Airlines
Fri, Jul 3 - Tue, Jul 14
Multiple Airlines Logo
4:00 pm - 1:40 pm
IAD
-
CNS
31h 40m
3 stops
Multiple Airlines Logo
6:10 pm - 8:25 pm
CNS
-
IAD
40h 15m
3 stops
$2,501Multiple Airlines
Thu, Oct 1 - Sat, Oct 17
Multiple Airlines Logo
4:00 pm - 1:40 pm
IAD
-
CNS
31h 40m
3 stops
Multiple Airlines Logo
6:10 pm - 8:25 pm
CNS
-
IAD
40h 15m
3 stops
$2,502Multiple Airlines
Thu, Oct 1 - Sat, Oct 17
Qatar Airways Logo
9:00 pm - 11:20 pm
IAD
-
CNS
36h 20m
2 stops
Qatar Airways Logo
10:30 am - 8:45 am
CNS
-
IAD
36h 15m
2 stops
$2,561Qatar Airways
Mon, Jul 20 - Mon, Jul 27
Qantas Airways Logo
7:25 pm - 11:50 am
IAD
-
CNS
50h 25m
2 stops
Qantas Airways Logo
1:40 pm - 6:37 pm
CNS
-
IAD
42h 57m
2 stops
$2,586Qantas Airways
Fri, Jun 26 - Fri, Jul 10
United Airlines Logo
12:40 pm - 11:10 am
IAD
-
CNS
32h 30m
2 stops
United Airlines Logo
6:00 am - 12:55 am
CNS
-
IAD
32h 55m
2 stops
$2,597United Airlines
Fri, Jul 17 - Fri, Jul 24
Air New Zealand Logo
8:40 am - 10:45 am
IAD
-
CNS
36h 05m
2 stops
Air New Zealand Logo
2:40 pm - 12:55 am
CNS
-
IAD
48h 15m
2 stops
$2,614Air New Zealand
Fri, Jul 17 - Fri, Jul 24

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
Jul 20
IAD9:00 pmWashington, D.C. Dulles Intl
36h 20m
2 stops
CNS11:20 pmCairns
Jul 27
CNS10:30 amCairns
36h 15m
2 stops
IAD8:45 amWashington, D.C. Dulles Intl
$2,561
Qatar Airways
Oct 27
IAD8:05 pmWashington, D.C. Dulles Intl
37h 00m
2 stops
CNS11:05 pmCairns
Jan 19
CNS11:55 pmCairns
55h 00m
2 stops
IAD3:55 pmWashington, D.C. Dulles Intl
$11,236

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
Oct 1
IAD10:10 pmWashington, D.C. Dulles Intl
57h 20m
2 stops
CNS9:30 pmCairns
Oct 17
CNS10:55 amCairns
34h 25m
2 stops
IAD7:20 amWashington, D.C. Dulles Intl
$1,940
Air New Zealand
Oct 1
IAD10:18 pmWashington, D.C. Dulles Intl
45h 27m
2 stops
CNS9:45 amCairns
Oct 17
CNS10:55 amCairns
34h 26m
2 stops
IAD7:21 amWashington, D.C. Dulles Intl
$1,960
Air New Zealand
Jul 17
IAD8:40 amWashington, D.C. Dulles Intl
36h 05m
2 stops
CNS10:45 amCairns
Jul 24
CNS2:40 pmCairns
48h 15m
2 stops
IAD12:55 amWashington, D.C. Dulles Intl
$2,614

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated June 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Cairns that are best for you.

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Route

Depart

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Price

Cheapest round-trip

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 10/1

10:10 pm-9:30 pm

2 stops57h 20m

Cairns

Sat 10/17

10:55 am-7:20 am

2 stops34h 25m

$1,940

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 10/1

10:18 pm-9:45 am

2 stops45h 27m

Cairns

Sat 10/17

10:55 am-7:21 am

2 stops34h 26m

$1,960

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 10/1

9:00 pm-8:40 am

2 stops45h 40m

Cairns

Sat 10/17

10:00 am-3:40 pm

3 stops43h 40m

$1,970

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 7/3

2:51 pm-8:20 pm

2 stops39h 29m

Cairns

Tue 7/14

6:00 am-7:11 pm

2 stops27h 11m

$2,186

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 10/1

4:00 pm-1:40 pm

3 stops31h 40m

Cairns

Sat 10/17

6:10 pm-8:25 pm

3 stops40h 15m

$2,501

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 10/1

4:00 pm-1:40 pm

3 stops31h 40m

Cairns

Sat 10/17

6:10 pm-8:25 pm

3 stops40h 15m

$2,502

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Mon 7/20

9:00 pm-11:20 pm

2 stops36h 20m

Cairns

Mon 7/27

10:30 am-8:45 am

2 stops36h 15m

$2,561

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 6/26

7:25 pm-11:50 am

2 stops50h 25m

Cairns

Fri 7/10

1:40 pm-6:37 pm

2 stops42h 57m

$2,586
Quickest round-trip

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 7/17

12:40 pm-11:10 am

2 stops32h 30m

Cairns

Fri 7/24

6:00 am-12:55 am

2 stops32h 55m

$2,597

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 7/17

8:40 am-10:45 am

2 stops36h 05m

Cairns

Fri 7/24

2:40 pm-12:55 am

2 stops48h 15m

$2,614

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Cairns

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Cairns?

Air New Zealand and Lufthansa are the most popular carriers operating from Washington, D.C. Dulles Intl to Cairns

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 round-trip 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?

    The distance between Washington, D.C. Dulles Intl and Cairns is about 9423.5 mi. 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. 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 necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Cairns?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Cairns for you.

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

Yes. momondo enables you to select and highlight flights to Cairns from Washington, D.C. with this policy.

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

momondo provides multiple filters to help you find the best flight to Cairns from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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