$2,055+ Cheap flights from Missouri 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 12/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CNS
Nov 29 — Dec 61
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missouri to Cairns
Keep the following information in mind while searching for Missouri to Cairns flight deals. Data was last updated October 30, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 1 star |
Round-trip from | $2,055 (Trip.com) |
Find flight deals from Missouri to Cairns
Cheapest flights from Missouri to CairnsExplore the most affordable flight options available from Missouri to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
Explore the most affordable flight options available from Missouri to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
This Trip.com deal was found by Cheapflights users on 10/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:44 pmSTL - CNS
2 stops36h 21mMultiple Airlines
Tue 12/309:15 amCNS - STL
2 stops45h 45mMultiple Airlines
Deal found 10/29![Multiple Airlines logo]()
$2,055
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:05 amSTL - CNS
3 stops34h 40mAir Canada
Tue 12/306:00 amCNS - STL
3 stops32h 29mAir Canada
Deal found 10/29![Air Canada logo]()
$4,100
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri 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 October 30, 2025.
Use the filters below to find and compare flights from Missouri to Cairns that are best for you.
Fly from
Missouri
Fly to
Cairns
Route
Depart
Return
Price
St. LouisCairns
STL - CNS
STLCNS
Lambert-St Louis
Fri 12/26
6:44 pm-11:05 pm
2 stops36h 21m
Cairns
Tue 12/30
9:15 am-3:00 pm
2 stops45h 45m
$2,055
St. LouisCairns
STL - CNS
STLCNS
Lambert-St Louis
Fri 12/26
11:05 am-1:45 pm
3 stops34h 40m
Cairns
Tue 12/30
6:00 am-10:29 pm
3 stops32h 29m
$4,100
Best time to book a flight from Missouri to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Missouri 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 Missouri to Cairns
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Alternative routes for Missouri to Cairns
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Missouri to Cairns
Discover the top airline that operate flights from Missouri to Cairns. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,265 | Average$1,314 | FlexibilityNo cancel fee | On-time74% |