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Cheap flights from Washington, D.C. Dulles Intl Airport to Cairns from $573

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 5/6. 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 round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
7:24 pm - 5:35 pm
IAD
-
CNS
32h 11m
2 stops
Qantas Airways Logo
7:10 pm - 6:34 pm
CNS
-
IAD
37h 24m
2 stops
$1,782Qantas Airways
чт, черв. 4 - чт, черв. 11
Multiple Airlines Logo
7:24 pm - 9:20 am
IAD
-
CNS
47h 56m
2 stops
Multiple Airlines Logo
6:20 pm - 6:32 pm
CNS
-
IAD
38h 12m
2 stops
$1,825Multiple Airlines
пт, черв. 26 - пт, лип. 10
Qantas Airways Logo
11:59 am - 8:50 pm
IAD
-
CNS
42h 51m
2 stops
Qantas Airways Logo
1:40 pm - 6:34 pm
CNS
-
IAD
42h 54m
2 stops
$1,843Qantas Airways
сб, трав. 30 - ср, черв. 3
Qantas Airways Logo
11:59 am - 8:50 pm
IAD
-
CNS
42h 51m
2 stops
Qantas Airways Logo
1:40 pm - 6:34 pm
CNS
-
IAD
42h 54m
2 stops
$1,916Qantas Airways
сб, трав. 30 - ср, черв. 3
Qantas Airways Logo
11:59 am - 8:50 pm
IAD
-
CNS
42h 51m
2 stops
Qantas Airways Logo
1:40 pm - 6:34 pm
CNS
-
IAD
42h 54m
2 stops
$1,992Qantas Airways
сб, трав. 30 - ср, черв. 3
Qantas Airways Logo
7:24 pm - 3:00 pm
IAD
-
CNS
29h 36m
3 stops
Qantas Airways Logo
6:45 am - 6:34 pm
CNS
-
IAD
25h 49m
2 stops
$2,011Qantas Airways
чт, черв. 4 - чт, черв. 11
Air Canada Logo
4:05 pm - 11:10 am
IAD
-
CNS
29h 05m
3 stops
Air Canada Logo
7:15 pm - 9:26 pm
CNS
-
IAD
40h 11m
3 stops
$2,092Air Canada
пт, черв. 5 - пт, черв. 12
United Airlines Logo
9:10 am - 3:55 pm
IAD
-
CNS
40h 45m
2 stops
United Airlines Logo
6:00 am - 12:55 am
CNS
-
IAD
32h 55m
2 stops
$2,100United Airlines
пт, черв. 26 - пт, лип. 10
Multiple Airlines Logo
9:00 pm - 5:30 am
IAD
-
CNS
42h 30m
2 stops
Multiple Airlines Logo
7:00 pm - 6:20 pm
CNS
-
IAD
37h 20m
2 stops
$2,119Multiple Airlines
ср, черв. 3 - ср, черв. 10
Multiple Airlines Logo
9:00 pm - 9:45 am
IAD
-
CNS
46h 45m
3 stops
Multiple Airlines Logo
11:00 am - 6:20 pm
CNS
-
IAD
69h 20m
3 stops
$2,129Multiple Airlines
чт, черв. 4 - чт, черв. 11

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
Jun 5
IAD7:24 pmWashington, D.C. Dulles Intl
54h 51m
2 stops
CNS4:15 pmCairns
Jun 12
CNS6:45 amCairns
25h 49m
2 stops
IAD6:34 pmWashington, D.C. Dulles Intl
$1,751
Qantas Airways
Jun 4
IAD7:24 pmWashington, D.C. Dulles Intl
32h 11m
2 stops
CNS5:35 pmCairns
Jun 11
CNS7:10 pmCairns
37h 24m
2 stops
IAD6:34 pmWashington, D.C. Dulles Intl
$1,782
Qantas Airways
May 30
IAD11:59 amWashington, D.C. Dulles Intl
42h 51m
2 stops
CNS8:50 pmCairns
Jun 3
CNS1:40 pmCairns
42h 54m
2 stops
IAD6:34 pmWashington, D.C. Dulles Intl
$1,843

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

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Cairns flight tickets
Air Canada
Jun 5
IAD4:05 pmWashington, D.C. Dulles Intl
29h 05m
3 stops
CNS11:10 amCairns
Jun 12
CNS7:15 pmCairns
40h 11m
3 stops
IAD9:26 pmWashington, D.C. Dulles Intl
$2,092
Air Canada
May 30
IAD8:21 amWashington, D.C. Dulles Intl
36h 49m
2 stops
CNS11:10 amCairns
Jun 3
CNS4:35 pmCairns
42h 51m
3 stops
IAD9:26 pmWashington, D.C. Dulles Intl
$2,624
Air Canada
May 30
IAD8:21 amWashington, D.C. Dulles Intl
36h 49m
2 stops
CNS11:10 amCairns
Jun 3
CNS4:35 pmCairns
61h 38m
3 stops
IAD4:13 pmWashington, D.C. Dulles Intl
$2,625

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 квітень 21, 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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Price

Cheapest round-trip

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

чт 6/4

7:24 pm-5:35 pm

2 stops32h 11m

Cairns

чт 6/11

7:10 pm-6:34 pm

2 stops37h 24m

$1,782

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

пт 6/26

7:24 pm-9:20 am

2 stops47h 56m

Cairns

пт 7/10

6:20 pm-6:32 pm

2 stops38h 12m

$1,825

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

сб 5/30

11:59 am-8:50 pm

2 stops42h 51m

Cairns

ср 6/3

1:40 pm-6:34 pm

2 stops42h 54m

$1,843

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

сб 5/30

11:59 am-8:50 pm

2 stops42h 51m

Cairns

ср 6/3

1:40 pm-6:34 pm

2 stops42h 54m

$1,916

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

сб 5/30

11:59 am-8:50 pm

2 stops42h 51m

Cairns

ср 6/3

1:40 pm-6:34 pm

2 stops42h 54m

$1,992
Quickest round-trip

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

чт 6/4

7:24 pm-3:00 pm

3 stops29h 36m

Cairns

чт 6/11

6:45 am-6:34 pm

2 stops25h 49m

$2,011

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

пт 6/5

4:05 pm-11:10 am

3 stops29h 05m

Cairns

пт 6/12

7:15 pm-9:26 pm

3 stops40h 11m

$2,092

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

пт 6/26

9:10 am-3:55 pm

2 stops40h 45m

Cairns

пт 7/10

6:00 am-12:55 am

2 stops32h 55m

$2,100

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

ср 6/3

9:00 pm-5:30 am

2 stops42h 30m

Cairns

ср 6/10

7:00 pm-6:20 pm

2 stops37h 20m

$2,119

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

чт 6/4

9:00 pm-9:45 am

3 stops46h 45m

Cairns

чт 6/11

11:00 am-6:20 pm

3 stops69h 20m

$2,129

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

32h 11m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Cairns takes 32h 11m
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 32h 11m 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.

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?

    Confirm your travel details to search for the latest offers for flights from Washington, D.C. Dulles Intl Airport to Cairns. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • 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 day to fly round-trip for 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?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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?

Price alerts on flights to Cairns from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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