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Cheap flights from Washington, D.C. Reagan-National Airport to Cairns from $725

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. Reagan-National Airport to Cairns departing on 4/29. 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. Reagan-National Airport to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:40 am - 1:40 pm
DCA
-
CNS
38h 00m
3 stops
Multiple Airlines Logo
7:10 pm - 8:53 am
CNS
-
DCA
51h 43m
3 stops
$1,829Multiple Airlines
Thu, Apr 30 - Thu, May 7
Air New Zealand Logo
8:20 am - 10:45 am
DCA
-
CNS
36h 25m
2 stops
Air New Zealand Logo
6:20 pm - 10:15 pm
CNS
-
DCA
41h 55m
2 stops
$1,874Air New Zealand
Thu, Jul 30 - Sun, Aug 9
Air New Zealand Logo
2:35 pm - 10:45 am
DCA
-
CNS
30h 10m
2 stops
Air New Zealand Logo
1:40 pm - 10:30 pm
CNS
-
DCA
46h 50m
2 stops
$1,882Air New Zealand
Thu, Apr 30 - Thu, May 7
Air New Zealand Logo
2:35 pm - 10:45 am
DCA
-
CNS
30h 10m
2 stops
Air New Zealand Logo
6:00 am - 10:15 pm
CNS
-
DCA
30h 15m
3 stops
$1,907Air New Zealand
Thu, Apr 30 - Thu, May 7
Air New Zealand Logo
7:28 pm - 10:45 am
DCA
-
CNS
49h 17m
2 stops
Air New Zealand Logo
6:20 pm - 10:15 pm
CNS
-
DCA
41h 55m
2 stops
$1,923Air New Zealand
Fri, Jul 31 - Sun, Aug 9
Air New Zealand Logo
7:55 am - 10:45 am
DCA
-
CNS
36h 50m
2 stops
Air New Zealand Logo
11:55 am - 10:15 pm
CNS
-
DCA
24h 20m
2 stops
$1,957Air New Zealand
Sun, Jun 28 - Thu, Jul 23
Multiple Airlines Logo
4:59 pm - 4:55 pm
DCA
-
CNS
33h 56m
2 stops
Multiple Airlines Logo
6:45 am - 6:00 pm
CNS
-
DCA
25h 15m
2 stops
$1,988Multiple Airlines
Sat, May 2 - Sat, May 9
Air New Zealand Logo
4:59 pm - 10:45 am
DCA
-
CNS
27h 46m
2 stops
Air New Zealand Logo
6:55 pm - 10:15 pm
CNS
-
DCA
41h 20m
3 stops
$2,022Air New Zealand
Fri, Jul 31 - Sun, Aug 9
Multiple Airlines Logo
11:00 am - 1:40 pm
DCA
-
CNS
36h 40m
3 stops
Multiple Airlines Logo
7:10 pm - 7:58 pm
CNS
-
DCA
38h 48m
3 stops
$2,041Multiple Airlines
Thu, May 14 - Thu, May 21
Air New Zealand Logo
4:59 pm - 4:55 pm
DCA
-
CNS
33h 56m
3 stops
Air New Zealand Logo
6:55 pm - 10:15 pm
CNS
-
DCA
41h 20m
3 stops
$2,052Air New Zealand
Fri, Jul 31 - Sun, Aug 9

Air New Zealand flights from Washington, D.C. Reagan-National Airport to Cairns

Our best Air New Zealand deals on Washington, D.C. Reagan-National Airport to Cairns flight tickets
Air New Zealand
Jul 30
DCA8:20 amWashington, D.C. Reagan-National
36h 25m
2 stops
CNS10:45 amCairns
Aug 9
CNS6:20 pmCairns
41h 55m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,874
Air New Zealand
Apr 30
DCA2:35 pmWashington, D.C. Reagan-National
30h 10m
2 stops
CNS10:45 amCairns
May 7
CNS1:40 pmCairns
46h 50m
2 stops
DCA10:30 pmWashington, D.C. Reagan-National
$1,882
Air New Zealand
Apr 30
DCA2:35 pmWashington, D.C. Reagan-National
30h 10m
2 stops
CNS10:45 amCairns
May 7
CNS6:00 amCairns
30h 15m
3 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,907

Qantas Airways flights from Washington, D.C. Reagan-National Airport to Cairns

Our best Qantas Airways deals on Washington, D.C. Reagan-National Airport to Cairns flight tickets
Qantas Airways
May 14
DCA5:00 pmWashington, D.C. Reagan-National
29h 55m
2 stops
CNS12:55 pmCairns
May 21
CNS1:40 pmCairns
43h 19m
2 stops
DCA6:59 pmWashington, D.C. Reagan-National
$2,080
Qantas Airways
May 10
DCA8:30 amWashington, D.C. Reagan-National
43h 55m
2 stops
CNS6:25 pmCairns
May 24
CNS6:45 amCairns
26h 28m
2 stops
DCA7:13 pmWashington, D.C. Reagan-National
$23,449

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 March 20, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Thu 4/30

9:40 am-1:40 pm

3 stops38h 00m

Cairns

Thu 5/7

7:10 pm-8:53 am

3 stops51h 43m

$1,829

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Thu 7/30

8:20 am-10:45 am

2 stops36h 25m

Cairns

Sun 8/9

6:20 pm-10:15 pm

2 stops41h 55m

$1,874

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Thu 4/30

2:35 pm-10:45 am

2 stops30h 10m

Cairns

Thu 5/7

1:40 pm-10:30 pm

2 stops46h 50m

$1,882

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Thu 4/30

2:35 pm-10:45 am

2 stops30h 10m

Cairns

Thu 5/7

6:00 am-10:15 pm

3 stops30h 15m

$1,907

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Fri 7/31

7:28 pm-10:45 am

2 stops49h 17m

Cairns

Sun 8/9

6:20 pm-10:15 pm

2 stops41h 55m

$1,923

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Sun 6/28

7:55 am-10:45 am

2 stops36h 50m

Cairns

Thu 7/23

11:55 am-10:15 pm

2 stops24h 20m

$1,957
Quickest round-trip

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Sat 5/2

4:59 pm-4:55 pm

2 stops33h 56m

Cairns

Sat 5/9

6:45 am-6:00 pm

2 stops25h 15m

$1,988

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Fri 7/31

4:59 pm-10:45 am

2 stops27h 46m

Cairns

Sun 8/9

6:55 pm-10:15 pm

3 stops41h 20m

$2,022

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Thu 5/14

11:00 am-1:40 pm

3 stops36h 40m

Cairns

Thu 5/21

7:10 pm-7:58 pm

3 stops38h 48m

$2,041

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Fri 7/31

4:59 pm-4:55 pm

3 stops33h 56m

Cairns

Sun 8/9

6:55 pm-10:15 pm

3 stops41h 20m

$2,052

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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When to book flights from Washington, D.C. Reagan-National Airport to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Cairns (DCA to CNS) flight deals and tips

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

Fastest flight time

27h 46m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Cairns takes 27h 46m
There are no direct flights from Washington, D.C. Reagan-National Airport to Cairns. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Cairns.
Search flight deals

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

    A flight from Washington, D.C. Reagan-National to Cairns will travel around 9446.6 mi. Flights usually cover this in 27h 46m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Cairns Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Washington, D.C. Reagan-National Airport to Cairns?

    Search flight deals from Washington, D.C. Reagan-National Airport to Cairns. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Washington, D.C. Reagan-National 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?

Finding the right flight to Cairns from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cairns quick and easy, saving you time and money.

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

Yes. All flights to Cairns from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Cairns.

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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