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Cheap Flights from Washington (IAD) to Cairns (CNS)

View AU$1,604 flight on Tue, 2 Mar 2027Opens in a new window

Flight 1

Popular airlines from Washington Dulles International Airport (IAD) to Cairns Intl. Airport (CNS)

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Cheap Flights from Washington (IAD) to Cairns (CNS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,406 Return, found 2 days ago
AU$2,406
Return
found 2 days ago
Select Qatar Airways flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,406 found 2 days ago
Qatar Airways
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,429 Return, found 2 days ago
AU$2,429
Return
found 2 days ago
Select Qatar Airways flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,429 found 2 days ago
Air Canada
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,510 Return, found 2 days ago
AU$2,510
Return
found 2 days ago
Select Air Canada flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,510 found 2 days ago
Air Canada
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,512 Return, found 2 days ago
AU$2,512
Return
found 2 days ago
Select Air Canada flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,512 found 2 days ago
Air Canada
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,569 Return, found 2 days ago
AU$2,569
Return
found 2 days ago
Select Air Canada flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,569 found 2 days ago
Air Canada
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,571 Return, found 2 days ago
AU$2,571
Return
found 2 days ago
Select Air Canada flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,571 found 2 days ago
American Airlines
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,706 Return, found 2 days ago
AU$2,706
Return
found 2 days ago
Select American Airlines flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,706 found 2 days ago
United
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,909 Return, found 2 days ago
AU$2,909
Return
found 2 days ago
Select United flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,909 found 2 days ago
Qatar Airways
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$2,992 Return, found 2 days ago
AU$2,992
Return
found 2 days ago
Select Qatar Airways flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$2,992 found 2 days ago
Qantas Airways
Sat, 12 Sept - Sat, 19 Sept
IAD
Washington
CNS
Cairns
AU$3,343 Return, found 2 days ago
AU$3,343
Return
found 2 days ago
Select Qantas Airways flight, departing Sat, 12 Sept from Washington to Cairns, returning Sat, 19 Sept, priced at AU$3,343 found 2 days ago

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) cost?
You can find one-way and return flights from IAD to CNS with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when IAD to CNS ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
The cheapest months to fly from IAD to CNS are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
Enter IAD to CNS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
EVA Airways is one of the cheapest airlines offering connecting return flights from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.), with prices starting from around AU$4053 for flights that can be booked for departure within the next year. These flights typically include a layover in Taoyuan Intl. (TPE). Prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
There are approximately 14 connecting flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.). Some common connection points include Dubai Intl. (DXB), Hamad Intl. (DOH), and Los Angeles Intl. (LAX).
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
The earliest flight from Washington Dulles Intl. (IAD) to Cairns Intl. (CNS) typically departs around 1:50 AM local time. This service is offered by EVA Airways and Virgin Australia, but it's a seasonal service active only in June. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
You'll generally find the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) on a Sunday, with around 36 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, American Airlines, and Qatar Airways.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
The most popular departure times for flights from Washington Dulles Intl. (IAD) to Cairns Intl. (CNS) are in the late afternoon, from 3pm to 6pm. Many major carriers, including United, American Airlines and Etihad Airways, offer flights during this window. Many travellers prefer this time as it allows for a full day of activities before heading to the airport, and you'll arrive in Cairns ready to start your adventure.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
Yes, you can fly business class between IAD and CNS. Airlines that offer business class service on this route include:
  • Swiss International Air Lines
  • Qatar Airways
  • Emirates
  • Air Canada
  • American Airlines
How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cairns, QLD (CNS) from Washington, DC (IAD)?
If you're planning to travel to Cairns from Washington Dulles Intl. (IAD), you typically fly into Cairns Intl. (CNS). Some flights may connect through major hubs like Los Angeles Intl. (LAX), Dallas-Fort Worth Intl. (DFW), or San Francisco Intl. (SFO) before reaching Cairns. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
If you booked your Washington, DC (IAD-Washington Dulles Intl.) to Cairns, QLD (CNS-Cairns Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, 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 if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Cairns Intl.
Airlines serving
All Nippon Airways, Lufthansa, Qatar Airways, United
Return price
AU$2,406
Distance
15085 km

Book with confidence

Your quick guide to flights from Washington to Cairns

Pick up great flights from Washington to Cairns

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Washington to Cairns. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Washington to Cairns that take around hours.

Find cheap flights from Washington to Cairns

From the great flight deals with prices currently ranging from AU$2,406 to AU$3,343, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Washington to Cairns around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Cairns is normally in September.

Reasons to book your flight from Washington to Cairns with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Washington to Cairns across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Cairns right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Washington to Cairns

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