$841 Cheap Flights from Cairns (CNS) to Washington (DCA)

View $841 flight on Mon, Mar 16, 2026Opens in a new window

Popular airlines from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA)

Cheap Flights from Cairns to Washington (CNS-DCA)

Prices were available within the past 7 days and start at $841 for one-way flights and $1,591 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,591 Roundtrip, found 2 days ago
$1,591
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,591 found 2 days ago
Air Canada
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,591 Roundtrip, found 2 days ago
$1,591
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,591 found 2 days ago
Air Canada
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,596 Roundtrip, found 2 days ago
$1,596
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,596 found 2 days ago
Air Canada
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,606 Roundtrip, found 2 days ago
$1,606
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,606 found 2 days ago
Air Canada
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,649 Roundtrip, found 2 days ago
$1,649
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,649 found 2 days ago
Air Canada
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,649 Roundtrip, found 2 days ago
$1,649
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,649 found 2 days ago
Virgin Australia
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,654 Roundtrip, found 2 days ago
$1,654
Roundtrip
found 2 days ago
Select Virgin Australia flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,654 found 2 days ago
Air Canada
Wed, Apr 1 - Sat, Apr 18
CNS
Cairns
DCA
Washington
$1,664 Roundtrip, found 2 days ago
$1,664
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Apr 1 from Cairns to Washington, returning Sat, Apr 18, priced at $1,664 found 2 days ago
Cathay Pacific
Sat, Feb 21 - Sat, Mar 21
CNS
Cairns
DCA
Washington
$2,024 Roundtrip, found 2 days ago
$2,024
Roundtrip
found 2 days ago
Select Cathay Pacific flight, departing Sat, Feb 21 from Cairns to Washington, returning Sat, Mar 21, priced at $2,024 found 2 days ago
Qantas Airways
Sat, Feb 21 - Sat, Mar 21
CNS
Cairns
DCA
Washington
$2,093 Roundtrip, found 2 days ago
$2,093
Roundtrip
found 2 days ago
Select Qantas Airways flight, departing Sat, Feb 21 from Cairns to Washington, returning Sat, Mar 21, priced at $2,093 found 2 days ago

Frequently asked questions

How much does a flight from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA) cost?
Snag a cheap one-way flight from $841 or cheap return flight from $1,591 from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA)?
April is the least expensive month to fly from CNS to DCA. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from CNS to DCA. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA)?
You'll need to hop on a flight with a layover when traveling from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from CNS to DCA?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA)?
To reach Ronald Reagan Washington National Airport (DCA) on schedule, select a flight that takes off from Cairns Intl. Airport (CNS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA) last-minute?
Holding off until just before your trip to book your flight from CNS to DCA generally means paying more. While it's possible to find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a CNS to DCA flight and hotel package?
Compared with arranging flights and hotels separately, booking a CNS to DCA flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and select from our wide range of hotels, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Cairns Intl. Airport (CNS) to Ronald Reagan Washington National Airport (DCA)?
If you reserved your CNS to DCA flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
Cairns Intl.
Destination airport
Ronald Reagan Washington National
Roundtrip price
$1,590
Distance
9451 mi

Book with confidence

Cairns to Washington Flights

The cheapest times to fly from Cairns to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cairns to Washington are during the month of April. You can find some of the cheapest flights from Cairns to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cairns to Washington

Sunday is one of the best days to book for cheap flights from Cairns to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cairns to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cairns to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $841 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cairns to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cairns to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Cairns to Washington Flights

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*Available to One Key members.