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$1,433+ Cheap flights from Washington, D.C. (WAS) to Cairns (CNS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — CNS
Dec 31 — Jan 71
Wed 12/31
Wed 1/7
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,433
(Qantas Airways)
Provider with most accurate pricing for Washington, D.C. (WAS)-Cairns flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Cairns flights.
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From Washington, D.C. (WAS) to Cairns
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Find flight deals from Washington, D.C. to Cairns

Cheapest flights from Washington, D.C. to Cairns
Explore the most affordable flight options available from Washington, D.C. to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 1, 2025.

This Qantas Airways deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:07 pmBWI - CNS
2 stops40h 58mQantas Airways
Sat 12/273:35 pmCNS - BWI
2 stops41h 45mQantas Airways
Deal found 11/30$1,563
This Qantas Airways deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:07 pmBWI - CNS
2 stops40h 58mQantas Airways
Thu 12/253:35 pmCNS - BWI
2 stops46h 21mQantas Airways
Deal found 11/30$1,573
This Qantas Airways deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:07 pmBWI - CNS
2 stops40h 58mQantas Airways
Fri 12/262:50 pmCNS - BWI
2 stops47h 08mQantas Airways
Deal found 11/30$1,591
This Ovago deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:59 pmDCA - CNS
2 stops30h 46mMultiple Airlines
Wed 12/106:40 amCNS - DCA
2 stops26h 52mMultiple Airlines
Deal found 11/30$1,630
This Qantas Airways deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:22 pmBWI - CNS
2 stops40h 43mQantas Airways
Sun 12/2810:10 amCNS - BWI
2 stops43h 11mQantas Airways
Deal found 11/30$1,631
This FlightHub deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:08 pmIAD - CNS
2 stops38h 57mQantas Airways
Sat 12/272:50 pmCNS - IAD
2 stops47h 15mQantas Airways
Deal found 11/30$1,631
This Ovago deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:58 pmIAD - CNS
2 stops27h 02mQantas Airways
Tue 12/305:35 pmCNS - IAD
2 stops38h 30mQantas Airways
Deal found 11/30$1,632
This Qantas Airways deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:22 pmBWI - CNS
2 stops40h 43mQantas Airways
Thu 12/259:20 amCNS - BWI
2 stops48h 00mQantas Airways
Deal found 11/30$1,641
This Ovago deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:58 pmIAD - CNS
2 stops27h 02mQantas Airways
Sun 12/285:35 pmCNS - IAD
2 stops38h 08mQantas Airways
Deal found 11/30$1,650
This oojo deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:54 pmDCA - CNS
2 stops34h 56mQantas Airways
Sun 12/282:50 pmCNS - DCA
2 stops38h 03mQantas Airways
Deal found 11/30$1,652
This oojo deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:08 pmIAD - CNS
2 stops32h 42mQantas Airways
Sun 12/283:35 pmCNS - IAD
2 stops40h 08mQantas Airways
Deal found 11/30$1,652
This Qantas Airways deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:17 pmBWI - CNS
2 stops28h 43mQantas Airways
Mon 12/295:35 pmCNS - BWI
2 stops35h 46mQantas Airways
Deal found 11/30$1,653

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated December 1, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Cairns that are best for you.

Fly from

Washington, D.C.

Fly to

Cairns

Route

Depart

Return

Price

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Sun 2/15

3:21 pm-2:05 pm

2 stops31h 44m

Cairns

Thu 2/19

3:35 pm-10:57 pm

2 stops46h 22m

$1,433

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Tue 1/13

1:34 pm-11:50 am

2 stops31h 16m

Cairns

Tue 1/20

6:40 am-6:41 pm

2 stops27h 01m

$1,434

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Wed 4/22

5:30 pm-11:05 am

2 stops27h 35m

Cairns

Mon 5/4

6:45 am-8:48 pm

2 stops28h 03m

$1,443

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Wed 4/22

3:37 pm-1:35 pm

2 stops31h 58m

Cairns

Mon 5/4

7:05 pm-6:15 pm

2 stops37h 10m

$1,458

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Sat 4/25

5:30 pm-11:05 am

2 stops27h 35m

Cairns

Fri 5/8

1:40 pm-8:48 pm

2 stops45h 08m

$1,460

BaltimoreCairns

BWI - CNS

BWICNS

Baltimore/Washington

Sat 4/25

7:08 pm-6:20 pm

2 stops33h 12m

Cairns

Fri 5/8

6:45 am-6:15 pm

2 stops25h 30m

$1,460

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Wed 1/14

3:59 pm-11:50 am

2 stops28h 51m

Cairns

Wed 1/21

5:35 pm-2:57 pm

2 stops36h 22m

$1,486

Washington, D.C.Cairns

DCA - CNS

DCACNS

Washington, D.C. Reagan-National

Sun 2/15

3:59 pm-2:05 pm

2 stops31h 06m

Cairns

Thu 2/19

5:35 pm-4:40 pm

2 stops38h 05m

$1,573

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Thu 12/4

4:58 pm-11:00 am

2 stops27h 02m

Cairns

Sun 12/28

5:35 pm-4:43 pm

2 stops38h 08m

$1,650

Washington, D.C.Cairns

IAD - CNS

IADCNS

Washington, D.C. Dulles Intl

Fri 12/5

5:08 pm-4:50 pm

2 stops32h 42m

Cairns

Sun 12/28

3:35 pm-4:43 pm

2 stops40h 08m

$1,652

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/28

Showing 1-10 of 27 results
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Compare providers for flights from Washington, D.C. to Cairns

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Cairns in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Cairns flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Cairns flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Cairns flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Cairns flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Cairns flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Cairns
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Cairns

Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated December 1, 2025.
See what other customers who have flown with Qantas Airways from Washington, D.C. to Cairns have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
946 reviews

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
946 reviews
Qantas Airways
7.5
Good
946 reviews

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cairns from Washington, D.C.?

    Located just 2.8 mi from the city center, Cairns is the airport most travelers will use when flying to Cairns from Washington, D.C.. Booking flights from Washington, D.C. to Cairns (CNS) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 0 different airlines.

  • How long is the flight from Washington, D.C. to Cairns?

    Qantas Airways and Emirates can get you from Washington, D.C. to Cairns in just under 31h 44m. Your travel time can differ by up to 37h 21m. Airlines will cover a distance of 9458 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Washington, D.C. to Cairns?

    When deciding which route to take from Washington, D.C. to Cairns consider Washington, D.C. Dulles Intl - Cairns, Washington, D.C. Reagan-National - Cairns or Baltimore/Washington - Cairns as they are the most popular.

  • Can I find deals for flights from Washington, D.C. to Cairns that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Cairns flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Cairns?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Cairns.

  • Can I find deals for business class flights from Washington, D.C. to Cairns?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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