Cheap flights from Sydney to Key Largo from $723
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Key Largo are usually found in March or February, booked 13 days in advance, depart on a Wednesday or Thursday and return on a Saturday
Cheap flight deals from Sydney to Key Largo
Keep the following information in mind while searching for Sydney to Key Largo flight deals. Data was last updated 10 July 2025.
Round-trip from | $1,705 |
---|---|
One-way from | $723 |
Popular in | December |
Cheapest in | March |
Average price | $2,255 |
Find flight deals from Sydney to Key Largo
Cheapest flights from Sydney to Key LargoExplore the most affordable flight options available from Sydney to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.
Explore the most affordable flight options available from Sydney to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Sydney to Key Largo 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 647,157 searches. Data last updated 10 July 2025.
Use the filters below to find and compare flights from Sydney to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Fri 1/8
09:55-22:39
2 stops26h 44m
Miami
Fri 15/8
16:53-08:45
2 stops25h 52m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Fri 15/8
12:10-08:59
2 stops34h 49m
Miami
Sat 30/8
22:47-07:05
2 stops42h 18m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Thu 7/8
09:10-20:45
2 stops25h 35m
Miami
Wed 20/8
14:20-07:05
2 stops26h 45m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Sat 23/8
17:45-10:14
2 stops30h 29m
Miami
Sat 30/8
15:15-07:30
2 stops26h 15m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Fri 22/8
09:10-20:29
1 stop25h 19m
Miami
Fri 29/8
10:04-07:05
1 stop31h 01m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Sat 1/11
10:20-22:29
2 stops27h 09m
Miami
Sun 30/11
08:00-09:35
2 stops33h 35m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Mon 13/10
10:25-17:24
1 stop21h 59m
Miami
Mon 17/11
10:20-08:30
2 stops30h 10m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Wed 15/10
17:20-17:29
2 stops39h 09m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Sun 10/8
09:10-16:04
1 stop44h 54m
SydneyMiami
SYD - MIA
SYDMIA
Sydney Kingsford Smith
Sun 5/10
10:20-17:20
1 stop22h 00m
Best time to book a flight from Sydney to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Sydney with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Sydney to Key Largo
How far ahead should I book a flight from Sydney to Key Largo?
Use this chart to determine the optimal time to book a return flight from Sydney to Key Largo. Price data was last updated on 27 June 2025.
The price you pay for your flight from Sydney to Key Largo may vary depending on when you book. For the best chance of a lower fare, look to book 13 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Sydney to Key Largo?
Currently, March is the cheapest month in which you can book a flight from Sydney to Key Largo (average of $1,294). Flying from Sydney to Key Largo in December is currently the most expensive (average of $2,112). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SYD to KE9?
Find hourly flight availability from Sydney to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to Key Largo as you normally would.
What is the cheapest day to fly from Sydney to Key Largo?
Use this chart to determine the cheapest time to fly return from Sydney to Key Largo. Price data was last updated on 13 October 2024.
Travellers seeking maximum savings on their Sydney to Key Largo flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost for a return flight from Sydney to Key Largo?
Reviews of airlines servicing Key Largo
Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated 10 July 2025.
Read reviews from past customers who have flown with Air Tahiti Nui, Delta, andAir New Zealand from Sydney to Key Largo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Isabelle,Apr 2023
AKL - PPT
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Isabelle,Apr 2023
AKL - PPT
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Isabelle,Apr 2023
AKL - PPT
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Isabelle,Apr 2023
AKL - PPT
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Isabelle,Apr 2023
AKL - PPT
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Isabelle,Apr 2023
AKL - PPT
Related info for your journey
Find useful and relevant information for your journey from Sydney to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Sydney to Key Largo
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Sydney to Key Largo
Discover the top 7 airlines that operate flights from Sydney to Key Largo. 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 647,157 searches. Data last updated 10 July 2025.
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How does Cheapflights help users find flights from Sydney to Key Largo?
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Why should you use Cheapflights to find cheap flight tickets from Sydney to Key Largo?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Key Largo.
Can Cheapflights find flights from Sydney to Key Largo with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Key Largo flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Sydney to Key Largo become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Key Largo from Sydney today and book when prices fit your budget.