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Cheap Flights from San Diego (SAN) to Cairns (CNS)

View AU$1,252 flight on Fri, 25 Sept 2026Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Cairns Intl. Airport (CNS)

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Cheap Flights from San Diego (SAN) 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.

Frequently asked questions

How much does a flight from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.) cost?
You can find one-way and return flights from SAN 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 SAN to CNS ticket fares go up or down.
What is the cheapest month to fly from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
The cheapest months to fly from SAN 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 San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
Enter SAN to CNS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
Delta is one of the cheapest airlines offering connecting return flights from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.), with prices starting from around AU$2764 for flights that can be booked for departure within the next year. These flights typically include a layover in Los Angeles Intl. (LAX). 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 San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
To find a cheap flight from San Diego, CA (SAN-San Diego 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 San Diego, CA (SAN-San Diego 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 San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
There are approximately 16 connecting flights per day from San Diego International Airport (SAN) to Cairns International Airport (CNS). Some common connection points include San Francisco International Airport (SFO), Los Angeles International Airport (LAX), and Vancouver International Airport (YVR).
What is the earliest flight from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
The earliest flight from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.) typically departs around 6:15 AM. This service is seasonal, active only in June, and is operated by American Airlines, Qantas Airways, and Jetstar. 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 San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
You'll typically find the most flights from San Diego Intl. (SAN) to Cairns Intl. (CNS) on a Saturday, with around 37 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Alaska Airlines, and American Airlines. Flight schedules are fairly consistent throughout the week, with only slight variations between days.
What are the most popular departure times for flights from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
The most popular departure times for flights from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.) are in the evening, from 6pm to 9pm. Many major carriers, including United, Alaska Airlines and Delta, offer flights during this window. Many travellers prefer this time as it allows you to finish your day in San Diego and arrive in Cairns ready to start your adventure.
How long does it take to fly from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
There are no nonstop flights from San Diego International Airport (SAN) to Cairns International Airport (CNS). The distance between these two airports is approximately 11,656 kilometres. Flights with one stop typically take around 22 hours 30 minutes. If you have two or more stops, your travel time will be longer, usually around 24 hours 18 minutes. Keep in mind that these are average travel times, and the actual duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
You can fly business class between SAN and CNS. Airlines that offer business class service on this route include:
  • Alaska Airlines
How do I earn miles on a San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.) flight with Expedia?
It's easy to earn miles on a San Diego, CA (SAN-San Diego 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 San Diego, CA (SAN)?
If you're planning to travel to Cairns from San Diego Intl. (SAN), you can fly directly into Cairns Intl. (CNS) which offers international flights and connections. Some flights may connect through major hubs like San Francisco Intl. (SFO), Dallas-Fort Worth Intl. (DFW), Los Angeles Intl. (LAX) 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 San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.) at the last minute?
Typically, booking a last minute flight from San Diego, CA (SAN-San Diego 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 San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.) flight and hotel package?
Securing a San Diego, CA (SAN-San Diego 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 San Diego, CA (SAN-San Diego Intl.) to Cairns, QLD (CNS-Cairns Intl.)?
If you booked your San Diego, CA (SAN-San Diego 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
San Diego Intl.
Destination airport
Cairns Intl.
Distance
11587 km

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Your quick guide to flights from San Diego to Cairns

Pick up great flights from San Diego to Cairns

With Expedia, you have your pick of flights a day with 20 airlines covering flights from San Diego 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 San Diego to Cairns that take around hours.

Find cheap flights from San Diego to Cairns

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from San Diego 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 .

Reasons to book your flight from San Diego 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 San Diego 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 San Diego to Cairns

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