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Cheap flights from Washington, D.C. to Cairns from $2,642

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 1/7. 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

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

Cheap return flights

Enter your travel dates to find the best prices.
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
$2,642United Airlines
Wed, 1 Jul - Sun, 19 Jul
United Airlines Logo
15:03 - 15:55
BWI
-
CNS
34h 52m
3 stops
United Airlines Logo
06:00 - 17:57
CNS
-
BWI
25h 57m
2 stops
$2,652United Airlines
Fri, 26 Jun - Wed, 15 Jul
American Airlines Logo
06:26 - 12:55
IAD
-
CNS
40h 29m
2 stops
American Airlines Logo
15:45 - 05:00
CNS
-
IAD
27h 15m
2 stops
$2,684American Airlines
Sun, 28 Jun - Wed, 15 Jul
Air New Zealand Logo
07:00 - 10:45
BWI
-
CNS
37h 45m
2 stops
Air New Zealand Logo
11:55 - 07:14
CNS
-
BWI
33h 19m
2 stops
$2,695Air New Zealand
Fri, 26 Jun - Thu, 23 Jul
Air New Zealand Logo
06:00 - 10:45
BWI
-
CNS
38h 45m
2 stops
Air New Zealand Logo
11:55 - 07:14
CNS
-
BWI
33h 19m
2 stops
$2,712Air New Zealand
Sat, 27 Jun - Thu, 23 Jul
American Airlines Logo
06:11 - 10:35
IAD
-
CNS
38h 24m
2 stops
American Airlines Logo
15:45 - 05:00
CNS
-
IAD
27h 15m
2 stops
$2,815American Airlines
Fri, 26 Jun - Fri, 10 Jul
Qantas Airways Logo
17:16 - 12:55
DCA
-
CNS
29h 39m
2 stops
Qantas Airways Logo
06:50 - 22:59
CNS
-
DCA
30h 09m
2 stops
$2,827Qantas Airways
Mon, 29 Jun - Mon, 20 Jul
Qantas Airways Logo
17:16 - 17:35
DCA
-
CNS
34h 19m
2 stops
Qantas Airways Logo
13:40 - 22:59
CNS
-
DCA
47h 19m
2 stops
$3,036Qantas Airways
Mon, 29 Jun - Tue, 21 Jul
Multiple Airlines Logo
17:49 - 18:25
DCA
-
CNS
34h 36m
2 stops
Multiple Airlines Logo
19:10 - 16:47
CNS
-
DCA
35h 37m
2 stops
$3,067Multiple Airlines
Mon, 15 Jun - Mon, 22 Jun
Multiple Airlines Logo
16:59 - 15:55
DCA
-
CNS
32h 56m
3 stops
Multiple Airlines Logo
19:10 - 16:47
CNS
-
DCA
35h 37m
2 stops
$3,074Multiple Airlines
Mon, 15 Jun - Mon, 22 Jun

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

Our best United Airlines deals on Washington, D.C. to Cairns flight tickets
United Airlines
1 July
BWI15:03Baltimore/Washington
31h 57m
3 stops
CNS13:00Cairns
19 July
CNS06:00Cairns
25h 57m
2 stops
BWI17:57Baltimore/Washington
$2,642
United Airlines
26 June
BWI15:03Baltimore/Washington
34h 52m
3 stops
CNS15:55Cairns
15 July
CNS06:00Cairns
25h 57m
2 stops
BWI17:57Baltimore/Washington
$2,652
United Airlines
28 June
BWI06:38Baltimore/Washington
38h 32m
2 stops
CNS11:10Cairns
15 July
CNS06:00Cairns
25h 57m
2 stops
BWI17:57Baltimore/Washington
$2,668

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

Our best American Airlines deals on Washington, D.C. to Cairns flight tickets
American Airlines
28 June
IAD06:26Washington, D.C. Dulles Intl
40h 29m
2 stops
CNS12:55Cairns
15 July
CNS15:45Cairns
27h 15m
2 stops
IAD05:00Washington, D.C. Dulles Intl
$2,684
American Airlines
26 June
IAD06:11Washington, D.C. Dulles Intl
38h 24m
2 stops
CNS10:35Cairns
10 July
CNS15:45Cairns
27h 15m
2 stops
IAD05:00Washington, D.C. Dulles Intl
$2,815

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 6 May 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
Fastest return journey

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Wed 1/7

15:03-13:00

3 stops31h 57m

Cairns

Sun 19/7

06:00-17:57

2 stops25h 57m

$2,642

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Fri 26/6

15:03-15:55

3 stops34h 52m

Cairns

Wed 15/7

06:00-17:57

2 stops25h 57m

$2,652

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Sun 28/6

06:26-12:55

2 stops40h 29m

Cairns

Wed 15/7

15:45-05:00

2 stops27h 15m

$2,684

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Fri 26/6

07:00-10:45

2 stops37h 45m

Cairns

Thu 23/7

11:55-07:14

2 stops33h 19m

$2,695

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Sat 27/6

06:00-10:45

2 stops38h 45m

Cairns

Thu 23/7

11:55-07:14

2 stops33h 19m

$2,712

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 26/6

06:11-10:35

2 stops38h 24m

Cairns

Fri 10/7

15:45-05:00

2 stops27h 15m

$2,815

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Mon 29/6

17:16-12:55

2 stops29h 39m

Cairns

Mon 20/7

06:50-22:59

2 stops30h 09m

$2,827

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Mon 29/6

17:16-17:35

2 stops34h 19m

Cairns

Tue 21/7

13:40-22:59

2 stops47h 19m

$3,036

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Mon 15/6

17:49-18:25

2 stops34h 36m

Cairns

Mon 22/6

19:10-16:47

2 stops35h 37m

$3,067

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Mon 15/6

16:59-15:55

3 stops32h 56m

Cairns

Mon 22/6

19:10-16:47

2 stops35h 37m

$3,074

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 Washington, D.C. or Baltimore, and flying into Cairns, then you can expect flight times to average 37h 57m and 38h 32m, 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

37h 15m

Direct flights

None
The fastest flight from Washington, D.C. to Cairns takes 37h 15m
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 37h 15m.

  • 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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