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Cheap flights from Hong Kong to Key Largo from HK$3,881

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 4-12. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — MIA
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Hong Kong to Key Largo

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Key Largo
Explore the most affordable flight options available from Hong Kong to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Thu 25-1211:25HKG - MIA
2 stops36h 29mUnited Airlines
Thu 1-108:42MIA - HKG
1 stop45h 38mUnited Airlines
Deal found 25-11HK$8,827
Sun 30-1122:30HKG - MIA
2 stops36h 28mUnited Airlines
Thu 4-1212:50MIA - HKG
2 stops29h 10mUnited Airlines
Deal found 25-11HK$9,605
Sun 30-1109:25HKG - MIA
3 stops47h 51mMultiple Airlines
Thu 4-1207:25MIA - HKG
2 stops25h 55mMultiple Airlines
Deal found 25-11HK$10,383
Sat 13-1222:30HKG - MIA
2 stops25h 44mUnited Airlines
Fri 26-1208:42MIA - HKG
1 stop45h 38mUnited Airlines
Deal found 26-11HK$11,207
Wed 24-1200:30HKG - MIA
1 stop19h 29mCathay Pacific
Thu 1-118:47MIA - HKG
1 stop21h 48mCathay Pacific
Deal found 25-11HK$11,666
Sat 13-1216:30HKG - MIA
1 stop20h 12mMultiple Airlines
Fri 26-1217:44MIA - HKG
1 stop22h 16mMultiple Airlines
Deal found 25-11HK$12,560

Cheap flight deals from Hong Kong to Key Largo

Keep the following information in mind while searching for Hong Kong to Key Largo flight deals. Data was last updated 27 November 2025.

Round-trip from

HK$7,684

One-way from

HK$3,881

Popular in

March

Cheapest in

August

Average price

HK$11,246
8-2-25-2
  • 8-2-25-2
  • 4 total stops
  • 69h 15m total
  • Hong Kong to Key Largo
Search Deals
4-12
  • 4-12
  • 3 total stops
  • 57h 49m total
  • Hong Kong to Key Largo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (HK$5,477 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$1,779 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong 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 70,647 searches. Data last updated 27 November 2025.
Use the filters below to find and compare flights from Hong Kong to Key Largo that are best for you.

Fly from

Hong Kong

Fly to

Key Largo

Route

Departure

Return

Price

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Mon 9-2

12:35-00:51

2 stops25h 16m

Miami

Wed 25-2

16:36-11:20

2 stops29h 44m

HK$8,197

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Wed 11-2

12:35-00:51

2 stops25h 16m

Miami

Thu 26-2

06:00-23:10

2 stops28h 10m

HK$8,197

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Wed 11-2

12:35-00:51

2 stops25h 16m

Miami

Wed 25-2

06:00-23:10

2 stops28h 10m

HK$8,197

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Mon 9-2

12:35-00:51

2 stops25h 16m

Miami

Mon 23-2

12:00-11:20

2 stops34h 20m

HK$8,197

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Wed 11-2

12:35-00:51

2 stops25h 16m

Miami

Tue 24-2

13:28-16:50

2 stops38h 22m

HK$8,205

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Thu 12-2

12:35-22:47

2 stops23h 12m

Miami

Thu 26-2

06:00-23:10

2 stops28h 10m

HK$8,205

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Thu 12-2

12:35-22:47

2 stops23h 12m

Miami

Wed 25-2

10:33-11:20

2 stops35h 47m

HK$8,205

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Mon 9-2

00:55-21:41

2 stops33h 46m

Miami

Sat 28-2

08:15-11:20

2 stops38h 05m

HK$8,205

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Tue 10-2

16:30-22:42

1 stop19h 12m

Miami

Tue 24-2

18:47-05:35

1 stop21h 48m

HK$8,470

Hong KongMiami

HKG - MIA

HKGMIA

Hong Kong Intl

Mon 9-2

16:30-22:42

1 stop19h 12m

Miami

Sat 28-2

18:47-05:35

1 stop21h 48m

HK$8,470

Flights are sorted by cheapest return flights first.

Deals found on 24-11

Showing 1-10 of 17 results
1
2

Best time to book a flight from Hong Kong to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Hong Kong with our price prediction graph.
Estimated return 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 Hong Kong to Key Largo

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

Currently, September is the cheapest month in which you can book a flight from Hong Kong to Key Largo (average of HK$7,451). Flying from Hong Kong to Key Largo in March is currently the most expensive (average of HK$14,194). 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.

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 27 November 2025.
See what other customers who have flown with Cathay Pacific from Hong Kong to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Overall

7.6

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Crew

8.1

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.
Cathay Pacific
7.6
Good
1,072 reviews
Cathay Pacific
7.6
Good
1,072 reviews
Check prices

Overall

7.6

Boarding

7.9

Comfort

7.6

Entertainment

7.8

Crew

8.1

Food

7.3

Reviews

1 / 20
8.0
Excellent

Mei Lin,Sept 2025

HKG - LHR

Overall, it was good. The flight was smooth, and the service was good. Unfortunately, the food was mediocre. The toilet could have been in a better condition throughout the flight.

Related info for your journey

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

  • How long is the flight from Hong Kong to Key Largo?

    Delta can get you from Hong Kong to Key Largo in just under 25h 16m. Your travel time can differ by up to . The distance from Hong Kong to Key Largo is about 14441 km.

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

    Yes. In addition to deals on Hong Kong to Key Largo flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Hong Kong to Key Largo 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 Hong Kong to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from Hong Kong to Key Largo (average of HK$7,451). Flying from Hong Kong to Key Largo in March is currently the most expensive (average of HK$14,194). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Hong Kong to Key Largo

Discover the top 2 airlines that operate flights from Hong Kong 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 70,647 searches. Data last updated 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapestHK$9,785AverageHK$12,527FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
United AirlinesCheapestHK$10,593AverageHK$12,431FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Hong Kong to Key Largo?

Cheapflights helps you search for flights from Hong Kong to Key Largo via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Key Largo?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hong Kong to Key Largo for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Hong Kong to Key Largo with no change fees?

Certainly. Search results for flights to Key Largo from Hong Kong shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Hong Kong to Key Largo become cheaper?

Of course! You can now track prices for flights from Hong Kong to Key Largo and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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