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Cheap flights from Washington, D.C. to Cairns from $2,306

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. to Cairns departing on 26/9. 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. to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:12 - 16:40IAD  Washington, D.C. Dulles Intl-CNS Cairns
39h 28m3 stops Orlando Los Angeles Los Angeles Melbourne
Multiple Airlines Logo
06:50 - 06:20CNS  Cairns-IAD Washington, D.C. Dulles Intl
37h 30m3 stops Sydney Kingsford Smith Los Angeles Los Angeles Las Vegas Harry Reid Intl
$2,306Multiple Airlines
Sat, 26 Sep - Sat, 3 Oct
Qantas Airways Logo
19:31 - 12:55BWI  Baltimore/Washington-CNS Cairns
27h 24m2 stops Dallas/Fort Worth Sydney Kingsford Smith
Qantas Airways Logo
06:50 - 18:41CNS  Cairns-BWI Baltimore/Washington
25h 51m2 stops Sydney Kingsford Smith Dallas/Fort Worth
$2,336Qantas Airways
Thu, 10 Sep - Thu, 17 Sep
Qantas Airways Logo
11:59 - 12:55BWI  Baltimore/Washington-CNS Cairns
34h 56m2 stops Dallas/Fort Worth Sydney Kingsford Smith
Qantas Airways Logo
06:50 - 21:29CNS  Cairns-BWI Baltimore/Washington
28h 39m2 stops Sydney Kingsford Smith Dallas/Fort Worth
$2,464Qantas Airways
Sat, 26 Sep - Sat, 3 Oct
Air Canada Logo
06:59 - 14:55DCA  Washington, D.C. Reagan-National-CNS Cairns
40h 56m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
17:35 - 08:58CNS  Cairns-DCA Washington, D.C. Reagan-National
54h 23m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$2,551Air Canada
Wed, 4 Nov - Sun, 8 Nov
Multiple Airlines Logo
07:50 - 12:55IAD  Washington, D.C. Dulles Intl-CNS Cairns
39h 05m3 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
15:45 - 06:20CNS  Cairns-IAD Washington, D.C. Dulles Intl
52h 35m3 stops Brisbane Los Angeles Los Angeles Las Vegas Harry Reid Intl
$2,624Multiple Airlines
Thu, 24 Sep - Thu, 1 Oct
Multiple Airlines Logo
12:15 - 04:30IAD  Washington, D.C. Dulles Intl-CNS Cairns
26h 15m1 stop Tokyo Haneda
Multiple Airlines Logo
10:15 - 19:30CNS  Cairns-IAD Washington, D.C. Dulles Intl
47h 15m2 stops Sydney Kingsford Smith Beijing Capital
$2,682Multiple Airlines
Thu, 10 Sep - Thu, 17 Sep
Air New Zealand Logo
16:38 - 10:45DCA  Washington, D.C. Reagan-National-CNS Cairns
28h 07m2 stops Houston George Bush Intcntl Auckland Intl
Air New Zealand Logo
11:55 - 23:59CNS  Cairns-DCA Washington, D.C. Reagan-National
26h 04m2 stops Auckland Intl Houston George Bush Intcntl
$2,819Air New Zealand
Thu, 10 Sep - Thu, 17 Sep
Air New Zealand Logo
17:55 - 10:45IAD  Washington, D.C. Dulles Intl-CNS Cairns
26h 50m2 stops Houston George Bush Intcntl Auckland Intl
Air New Zealand Logo
11:55 - 22:45CNS  Cairns-IAD Washington, D.C. Dulles Intl
24h 50m2 stops Auckland Intl Houston George Bush Intcntl
$2,819Air New Zealand
Thu, 10 Sep - Thu, 17 Sep
Multiple Airlines Logo
11:00 - 04:30DCA  Washington, D.C. Reagan-National-CNS Cairns
27h 30m2 stops Toronto Pearson Intl Tokyo Narita
Multiple Airlines Logo
19:10 - 08:55CNS  Cairns-DCA Washington, D.C. Reagan-National
51h 45m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$2,943Multiple Airlines
Thu, 24 Sep - Thu, 1 Oct
Multiple Airlines Logo
09:55 - 04:30IAD  Washington, D.C. Dulles Intl-CNS Cairns
28h 35m2 stops Toronto Pearson Intl Tokyo Narita
Multiple Airlines Logo
19:10 - 11:21CNS  Cairns-IAD Washington, D.C. Dulles Intl
54h 11m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$2,943Multiple Airlines
Thu, 24 Sep - Thu, 1 Oct

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

Our best Air Canada deals on Washington, D.C. to Cairns flight tickets
Air Canada
4 Nov
DCA06:59Washington, D.C. Reagan-National
40h 56m
3 stops
CNS14:55Cairns
8 Nov
CNS17:35Cairns
54h 23m
3 stops
DCA08:58Washington, D.C. Reagan-National
$2,551
Air Canada
10 Sept
IAD12:43Washington, D.C. Dulles Intl
37h 12m
3 stops
CNS15:55Cairns
17 Sept
CNS19:15Cairns
39h 10m
3 stops
IAD20:25Washington, D.C. Dulles Intl
$3,222
Air Canada
11 Nov
IAD09:55Washington, D.C. Dulles Intl
38h 00m
3 stops
CNS14:55Cairns
15 Nov
CNS17:35Cairns
42h 51m
3 stops
IAD21:26Washington, D.C. Dulles Intl
$3,612

United Airlines flights from Washington, D.C. to Cairns

Our best United Airlines deals on Washington, D.C. to Cairns flight tickets
United Airlines
11 Nov
BWI08:00Baltimore/Washington
39h 00m
2 stops
CNS14:00Cairns
15 Nov
CNS06:00Cairns
26h 26m
2 stops
BWI17:26Baltimore/Washington
$3,088
United Airlines
4 Nov
DCA17:49Washington, D.C. Reagan-National
29h 11m
2 stops
CNS14:00Cairns
8 Nov
CNS06:00Cairns
31h 30m
2 stops
DCA22:30Washington, D.C. Reagan-National
$3,738

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 14 August 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

IAD Washington, D.C. Dulles Intl - CNS Cairns

IADCNS

Washington, D.C. Dulles Intl

Sat 26/9

11:12-16:40

3 stops39h 28m

Cairns

Sat 3/10

06:50-06:20

3 stops37h 30m

$2,306

BaltimoreCairns

BWI Baltimore/Washington - CNS Cairns

BWICNS

Baltimore/Washington

Thu 10/9

19:31-12:55

2 stops27h 24m

Cairns

Thu 17/9

06:50-18:41

2 stops25h 51m

$2,336

BaltimoreCairns

BWI Baltimore/Washington - CNS Cairns

BWICNS

Baltimore/Washington

Sat 26/9

11:59-12:55

2 stops34h 56m

Cairns

Sat 3/10

06:50-21:29

2 stops28h 39m

$2,464

Washington, D.C.Cairns

DCA Washington, D.C. Reagan-National - CNS Cairns

DCACNS

Washington, D.C. Reagan-National

Wed 4/11

06:59-14:55

3 stops40h 56m

Cairns

Sun 8/11

17:35-08:58

3 stops54h 23m

$2,551

Washington, D.C.Cairns

IAD Washington, D.C. Dulles Intl - CNS Cairns

IADCNS

Washington, D.C. Dulles Intl

Thu 24/9

07:50-12:55

3 stops39h 05m

Cairns

Thu 1/10

15:45-06:20

3 stops52h 35m

$2,624

Washington, D.C.Cairns

IAD Washington, D.C. Dulles Intl - CNS Cairns

IADCNS

Washington, D.C. Dulles Intl

Thu 10/9

12:15-04:30

1 stop26h 15m

Cairns

Thu 17/9

10:15-19:30

2 stops47h 15m

$2,682

Washington, D.C.Cairns

DCA Washington, D.C. Reagan-National - CNS Cairns

DCACNS

Washington, D.C. Reagan-National

Thu 10/9

16:38-10:45

2 stops28h 07m

Cairns

Thu 17/9

11:55-23:59

2 stops26h 04m

$2,819
Fastest return journey

Washington, D.C.Cairns

IAD Washington, D.C. Dulles Intl - CNS Cairns

IADCNS

Washington, D.C. Dulles Intl

Thu 10/9

17:55-10:45

2 stops26h 50m

Cairns

Thu 17/9

11:55-22:45

2 stops24h 50m

$2,819

Washington, D.C.Cairns

DCA Washington, D.C. Reagan-National - CNS Cairns

DCACNS

Washington, D.C. Reagan-National

Thu 24/9

11:00-04:30

2 stops27h 30m

Cairns

Thu 1/10

19:10-08:55

3 stops51h 45m

$2,943

Washington, D.C.Cairns

IAD Washington, D.C. Dulles Intl - CNS Cairns

IADCNS

Washington, D.C. Dulles Intl

Thu 24/9

09:55-04:30

2 stops28h 35m

Cairns

Thu 1/10

19:10-11:21

3 stops54h 11m

$2,943

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

How long does it take to fly to Cairns?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into Cairns, then you can expect flight times to average 27h 24m and 33h 17m, respectively.

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 24m

Direct flights

None
The fastest flight from Washington, D.C. to Cairns takes 27h 24m
There are no direct flights from Washington, D.C. to Cairns. There are no popular flight routes from Washington, D.C. to Cairns.
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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 24m.

  • 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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