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Cheap flights from Washington, D.C. to Cairns from $778

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. to Cairns departing on 8/7. 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. to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
17:30 - 11:50
DCA
-
CNS
28h 20m
2 stops
Qantas Airways Logo
06:50 - 19:13
CNS
-
DCA
26h 23m
2 stops
$1,965Qantas Airways
Tue, 18 Aug - Fri, 28 Aug
Qantas Airways Logo
18:59 - 12:55
DCA
-
CNS
27h 56m
2 stops
Qantas Airways Logo
15:45 - 20:00
CNS
-
DCA
42h 15m
2 stops
$2,031Qantas Airways
Tue, 21 Apr - Fri, 24 Apr
Qantas Airways Logo
18:55 - 11:50
DCA
-
CNS
50h 55m
2 stops
Qantas Airways Logo
13:40 - 22:59
CNS
-
DCA
47h 19m
2 stops
$2,048Qantas Airways
Fri, 22 May - Fri, 29 May
Multiple Airlines Logo
17:16 - 13:40
DCA
-
CNS
30h 24m
2 stops
Multiple Airlines Logo
13:40 - 19:13
CNS
-
DCA
43h 33m
2 stops
$2,074Multiple Airlines
Fri, 22 May - Fri, 29 May
Air New Zealand Logo
22:21 - 10:45
IAD
-
CNS
46h 24m
2 stops
Air New Zealand Logo
11:55 - 22:36
CNS
-
IAD
24h 41m
2 stops
$2,649Air New Zealand
Sat, 8 Aug - Sat, 22 Aug
Multiple Airlines Logo
15:50 - 12:55
DCA
-
CNS
31h 05m
3 stops
Multiple Airlines Logo
06:50 - 21:30
CNS
-
DCA
28h 40m
2 stops
$2,649Multiple Airlines
Tue, 18 Aug - Fri, 28 Aug
Air New Zealand Logo
08:20 - 10:45
DCA
-
CNS
36h 25m
2 stops
Air New Zealand Logo
11:55 - 23:45
CNS
-
DCA
25h 50m
2 stops
$2,689Air New Zealand
Sat, 8 Aug - Sat, 22 Aug
Emirates Logo
10:55 - 11:50
IAD
-
CNS
58h 55m
2 stops
Emirates Logo
15:45 - 08:40
CNS
-
IAD
54h 55m
2 stops
$2,845Emirates
Sun, 10 May - Wed, 13 May
United Airlines Logo
15:03 - 13:00
BWI
-
CNS
31h 57m
3 stops
United Airlines Logo
06:00 - 17:57
CNS
-
BWI
25h 57m
2 stops
$2,989United Airlines
Fri, 22 May - Fri, 29 May
United Airlines Logo
18:59 - 11:10
BWI
-
CNS
26h 11m
2 stops
United Airlines Logo
06:00 - 17:57
CNS
-
BWI
25h 57m
2 stops
$3,425United Airlines
Sun, 28 Jun - Fri, 10 Jul

Emirates flights from Washington, D.C. to Cairns

Our best Emirates deals on Washington, D.C. to Cairns flight tickets
Emirates
10 May
IAD10:55Washington, D.C. Dulles Intl
58h 55m
2 stops
CNS11:50Cairns
13 May
CNS15:45Cairns
54h 55m
2 stops
IAD08:40Washington, D.C. Dulles Intl
$2,845
Emirates
20 May
IAD10:55Washington, D.C. Dulles Intl
38h 05m
2 stops
CNS15:00Cairns
27 May
CNS12:35Cairns
58h 05m
2 stops
IAD08:40Washington, D.C. Dulles Intl
$3,362

Air Canada flights from Washington, D.C. to Cairns

Our best Air Canada deals on Washington, D.C. to Cairns flight tickets
Air Canada
20 May
DCA11:00Washington, D.C. Reagan-National
34h 10m
3 stops
CNS11:10Cairns
27 May
CNS06:00Cairns
30h 28m
3 stops
DCA22:28Washington, D.C. Reagan-National
$3,175
Air Canada
20 May
IAD09:55Washington, D.C. Dulles Intl
40h 00m
3 stops
CNS15:55Cairns
27 May
CNS06:00Cairns
38h 22m
2 stops
IAD06:22Washington, D.C. Dulles Intl
$3,269
Air Canada
26 June
IAD08:21Washington, D.C. Dulles Intl
36h 49m
2 stops
CNS11:10Cairns
10 July
CNS19:15Cairns
40h 11m
3 stops
IAD21:26Washington, D.C. Dulles Intl
$4,108

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. 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 9 April 2026.
Use the filters below to find and compare flights from Washington, D.C. to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Tue 18/8

17:30-11:50

2 stops28h 20m

Cairns

Fri 28/8

06:50-19:13

2 stops26h 23m

$1,965

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Tue 21/4

18:59-12:55

2 stops27h 56m

Cairns

Fri 24/4

15:45-20:00

2 stops42h 15m

$2,031

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Fri 22/5

18:55-11:50

2 stops50h 55m

Cairns

Fri 29/5

13:40-22:59

2 stops47h 19m

$2,048

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Fri 22/5

17:16-13:40

2 stops30h 24m

Cairns

Fri 29/5

13:40-19:13

2 stops43h 33m

$2,074

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sat 8/8

22:21-10:45

2 stops46h 24m

Cairns

Sat 22/8

11:55-22:36

2 stops24h 41m

$2,649

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Tue 18/8

15:50-12:55

3 stops31h 05m

Cairns

Fri 28/8

06:50-21:30

2 stops28h 40m

$2,649

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Sat 8/8

08:20-10:45

2 stops36h 25m

Cairns

Sat 22/8

11:55-23:45

2 stops25h 50m

$2,689

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sun 10/5

10:55-11:50

2 stops58h 55m

Cairns

Wed 13/5

15:45-08:40

2 stops54h 55m

$2,845

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Fri 22/5

15:03-13:00

3 stops31h 57m

Cairns

Fri 29/5

06:00-17:57

2 stops25h 57m

$2,989
Fastest return journey

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Sun 28/6

18:59-11:10

2 stops26h 11m

Cairns

Fri 10/7

06:00-17:57

2 stops25h 57m

$3,425

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cairns from

How to get the cheapest flight ticket from Washington, D.C. 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. to Cairns?

Qantas Airways is the most popular carrier operating from Washington, D.C. to Cairns

When to book flights from Washington, D.C. to Cairns

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

Cheap Washington, D.C. to Cairns (WAS to CNS) flight deals and tips

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

Fastest flight time

27h 05m

Direct flights

None
The fastest flight from Washington, D.C. to Cairns takes 27h 05m
There are no direct flights from Washington, D.C. to Cairns. There are no popular flight routes from Washington, D.C. to Cairns.
Search flight deals

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

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

    Cairns is 15201.1 km away from Washington, D.C.. In terms of flight time, this usually takes a little over 27h 05m.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. 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 licence 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.

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?

It is quick and easy to find Washington, D.C. to Cairns flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cairns that suits you.

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

momondo does allow users to show only those flights to Cairns from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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?

If you are simply researching potential flights to Cairns, momondo offers a useful price alert feature which will track prices for flights to Cairns from Washington, D.C. and alert you when they change.

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