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$440+ Cheap flights from Key Largo, FL to Sydney (SYD)

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — SYD
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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The best prices from Key Largo to Sydney Kingsford Smith are usually found in February or March, booked 84 days in advance, depart on a Sunday or Tuesday and return on a Friday

Cheap flight deals from Key Largo to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Key Largo (KE9) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Round-trip from

$1,611
(Turkish Airlines)

One-way from

$440
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$2,364
From Key Largo to Sydney Kingsford Smith
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One-way flight from Key Largo to Sydney Kingsford Smith
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High demand for flights, 14% potential price rise
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Best time to find cheap flights, 5% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Key Largo to Sydney

Cheapest flights from Key Largo to Sydney
Explore the most affordable flight options available from Key Largo to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/255:15 pmMIA - SYD
1 stop24h 00mAir New Zealand
Wed 1/87:55 amSYD - MIA
2 stops28h 27mAir New Zealand
Deal found 12/17$2,236
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/225:40 pmMIA - SYD
2 stops34h 05mMultiple Airlines
Tue 12/319:45 amSYD - MIA
2 stops28h 35mMultiple Airlines
Deal found 12/16$2,291
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/217:45 amMIA - SYD
2 stops33h 50mAir Canada
Sat 12/284:00 pmSYD - MIA
2 stops36h 28mAir Canada
Deal found 12/17$2,292
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/245:40 pmMIA - SYD
1 stop23h 20mQantas Airways
Wed 1/111:15 amSYD - MIA
1 stop25h 45mQantas Airways
Deal found 12/17$2,578
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/229:16 pmMIA - SYD
2 stops41h 44mUnited Airlines
Tue 12/3111:50 amSYD - MIA
1 stop19h 53mUnited Airlines
Deal found 12/16$2,761
This SWISS deal was found by Cheapflights users on 12/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/224:40 pmMIA - SYD
2 stops46h 35mSWISS
Fri 1/173:15 pmSYD - MIA
2 stops42h 15mSWISS
Deal found 12/17$2,784
This Ovago deal was found by Cheapflights users on 12/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/225:40 pmMIA - SYD
3 stops35h 00mAir Tahiti Nui
Tue 12/318:55 amSYD - MIA
3 stops28h 05mAir Tahiti Nui
Deal found 12/16$2,948
This oojo deal was found by Cheapflights users on 12/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/267:30 pmMIA - SYD
1 stop31h 20mQatar Airways
Mon 1/67:00 pmSYD - MIA
2 stops54h 50mQatar Airways
Deal found 12/17$3,027
This CheapOair deal was found by Cheapflights users on 12/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/264:32 pmMIA - SYD
2 stops45h 58mLATAM Airlines
Mon 1/611:40 amSYD - MIA
3 stops45h 35mLATAM Airlines
Deal found 12/18$3,045
This KAYAK deal was found by Cheapflights users on 12/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:00 amMIA - SYD
2 stops32h 55mKorean Air
Sun 1/59:10 amSYD - MIA
2 stops31h 44mKorean Air
Deal found 12/18$3,364
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/206:00 amMIA - SYD
2 stops38h 00mCathay Pacific
Sun 12/2210:20 pmSYD - MIA
2 stops38h 28mCathay Pacific
Deal found 12/16$3,919

Find flights from Key Largo to Sydney within your budget

Customize your flight search to find flights from Key Largo to Sydney 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiSydney

MIA - SYD

MIASYD

Miami

Mon 3/17

11:35 pm-7:00 pm

2 stops52h 25m

Sydney Kingsford Smith

Fri 3/28

9:00 pm-9:40 pm

1 stop39h 40m

$1,624

MiamiSydney

MIA - SYD

MIASYD

Miami

Sat 3/15

7:52 pm-7:45 pm

2 stops56h 53m

Sydney Kingsford Smith

Sat 3/29

9:40 pm-5:02 pm

2 stops58h 22m

$1,627

MiamiSydney

MIA - SYD

MIASYD

Miami

Sat 4/12

4:48 pm-6:55 am

1 stop24h 07m

Sydney Kingsford Smith

Tue 4/22

10:20 am-7:28 am

1 stop35h 08m

$1,630

MiamiSydney

MIA - SYD

MIASYD

Miami

Tue 5/27

7:26 pm-11:45 am

2 stops26h 19m

Sydney Kingsford Smith

Mon 6/2

1:15 pm-6:55 am

2 stops31h 40m

$1,631

MiamiSydney

MIA - SYD

MIASYD

Miami

Wed 4/9

5:30 pm-7:05 am

1 stop23h 35m

Sydney Kingsford Smith

Mon 5/5

9:10 am-9:32 pm

1 stop26h 22m

$1,643

MiamiSydney

MIA - SYD

MIASYD

Miami

Tue 1/28

8:00 am-9:35 am

2 stops33h 35m

Sydney Kingsford Smith

Thu 2/13

11:20 am-5:22 pm

1 stop22h 02m

$1,649

MiamiSydney

MIA - SYD

MIASYD

Miami

Sat 5/24

8:35 am-6:35 am

1 stop32h 00m

Sydney Kingsford Smith

Sun 6/1

9:25 am-5:20 pm

1 stop21h 55m

$1,659

MiamiSydney

MIA - SYD

MIASYD

Miami

Fri 3/7

7:05 am-9:35 am

2 stops34h 30m

Sydney Kingsford Smith

Sat 3/15

10:20 pm-8:23 pm

2 stops37h 03m

$1,745

MiamiSydney

MIA - SYD

MIASYD

Miami

Tue 1/21

6:00 am-9:15 am

1 stop35h 15m

Sydney Kingsford Smith

Tue 1/28

7:15 pm-8:22 pm

2 stops41h 07m

$1,779

MiamiSydney

MIA - SYD

MIASYD

Miami

Tue 3/11

8:30 pm-6:50 pm

1 stop31h 20m

Sydney Kingsford Smith

Mon 3/24

9:40 pm-5:25 pm

1 stop34h 45m

$1,812

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 26 results
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Best time to book a flight from Key Largo to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Key Largo 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.

Travel insights for flights from Key Largo to Sydney

Get recent, data-driven insights about flights from Key Largo to Sydney including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Key Largo to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Sydney. Price data was last updated on December 13, 2024.

The best time to book flights from Key Largo to Sydney is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Key Largo to Sydney?

Currently, February is the cheapest month in which you can book a flight from Key Largo to Sydney (average of $1,051). Flying from Key Largo to Sydney in December is currently the most expensive (average of $1,643). 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 KE9 to SYD?

Find hourly flight availability from Key Largo to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

When flying from Key Largo to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Key Largo to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Sydney. Price data was last updated on March 31, 2024.

Travelers seeking maximum savings on their Key Largo to Sydney flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated December 18, 2024.
Read through reviews of airlines operating flights from Key Largo to Sydney, such as Cathay Pacific, Air New Zealand and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
839 reviews

Comfort

8.2

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
839 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Fiji Airways
8.1
Very good
191 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Emirates
8.1
Very good
3,412 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Delta
8.0
Very good
8,604 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Alaska Airlines
8.0
Very good
9,554 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Boarding

8.6

Crew

8.7

Entertainment

7.9

Food

7.7

Overall

8.4

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Key Largo?

    If you book a flight to Sydney from Key Largo, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 4.6 mi from the center of Sydney. There are 0 flights from Key Largo to Kingsford Smith per day from 7 different airlines.

  • What are the cheapest airlines to fly from Key Largo to Sydney one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $837. However, be on the lookout for offers from Fiji Airways and Air Canada, as they are both options that can get you from Key Largo to Sydney for a low price.

  • Can I find deals for flights from Key Largo to Sydney that include hotel bookings?

    Yes. In addition to deals on Key Largo to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to Sydney.

  • Can I find deals for business class flights from Key Largo to Sydney?

    Yes. Cheapflights offers flight deals from Key Largo to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Key Largo to Sydney?

    Currently, February is the cheapest month in which you can book a flight from Key Largo to Sydney (average of $1,051). Flying from Key Largo to Sydney in December is currently the most expensive (average of $1,643). 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.

See more FAQs

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Top 7 airlines flying from Key Largo to Sydney

Discover the top 7 airlines that operate flights from Key Largo to Sydney. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$215Average$230FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$285Average$1,603FlexibilityNo cancel feeOn-time71%
DeltaCheapest$851Average$1,270FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$852Average$1,478FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$1,095Average$1,501FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,311Average$1,462FlexibilityNo cancel feeOn-time78%
Qantas AirwaysCheapest$1,312Average$2,429FlexibilityNo cancel feeOn-time74%
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