What is the cheapest month to fly to Key Largo?

Currently, the cheapest month for flights to Key Largo is January . The most expensive month for flights is July . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

Can I find cheaper flights to Key Largo if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Key Largo on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Key Largo?

Based on reviews from Cheapflights users, Norse Atlantic UK is rated the highest out of the airlines that fly to Key Largo.

How much is a return flight to Key Largo?

A return flight to Key Largo will typically cost around £498, however they can be found for as little as £97.

Where does the fastest flight to Key Largo depart from?

For those looking to save time traveling to Key Largo, London offers the quickest one-way flight (9 hours 20 minutes).

Does Miami have car hire?

Yes. Those touching down at Miami can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Miami?

Yes. Miami has hotels nearby for those requiring accommodations. Miami International Airport Hotel is the closest property to Miami (0.0 mi away from Miami).

£209+ Flights to Key Largo

Flights to Key Largo in 2025

Return from	£352
One-way from	£209
Popular in	December
Cheapest in	September
Average price	£563

SWISS
6/9-22/9
2 total stops
33h 40m total
London to Miami

Search Deals

Norse Atlantic UK
15/9
Nonstop
9h 20m total
London to Key Largo

Search Deals

Highest demand for flights based on searches. 1% potential increase in price (£6 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for return flights in July 2025

Search Deals

Find flight deals to Key Largo

Cheapest flights to Key Largo
Explore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 July 2025.

Sat 6/906:00LHR - MIA

1 stop16h 30mSWISS

Mon 22/919:40MIA - LHR

1 stop17h 10mSWISS

Deal found 14/7£352

Fri 29/810:00LGW - MIA

Nonstop9h 20mMultiple Airlines

Fri 5/920:43MIA - LGW

2 stops33h 07mMultiple Airlines

Deal found 15/7£352

Sat 6/906:30LHR - MIA

1 stop13h 10mLufthansa

Mon 22/916:40MIA - LHR

1 stop13h 00mLufthansa

Deal found 14/7£353

Mon 25/810:00LGW - MIA

Nonstop9h 20mNorse Atlantic UK

Sat 6/917:20MIA - LGW

Nonstop8h 40mNorse Atlantic UK

Deal found 14/7£355

Mon 22/908:10LCY - MIA

1 stop14h 20mSWISS

Mon 6/1019:40MIA - LCY

1 stop16h 35mSWISS

Deal found 15/7£355

Mon 25/810:00LGW - MIA

Nonstop9h 20mA.P.G.

Tue 9/917:15MIA - LGW

Nonstop8h 45mA.P.G.

Deal found 15/7£357

Tue 25/1119:30LHR - MIA

1 stop27h 35mScandinavian Airlines

Wed 3/1219:55MIA - LHR

2 stops17h 35mScandinavian Airlines

Deal found 14/7£358

Thu 2/1009:25LCY - MIA

1 stop13h 05mMultiple Airlines

Thu 9/1016:40MIA - LCY

1 stop20h 55mMultiple Airlines

Deal found 15/7£360

Mon 25/806:30LHR - MIA

1 stop13h 10mMultiple Airlines

Tue 9/919:40MIA - LHR

1 stop17h 10mMultiple Airlines

Deal found 15/7£366

Tue 4/1112:15LHR - MIA

1 stop13h 40mIcelandair

Wed 12/1117:15MIA - LHR

1 stop12h 35mIcelandair

Deal found 16/7£371

Tue 23/915:05LGW - MIA

1 stop13h 12mBritish Airways

Tue 30/916:04MIA - LGW

1 stop11h 06mBritish Airways

Deal found 13/7£376

Wed 29/1007:40STN - MIA

1 stop17h 20mMultiple Airlines

Sun 2/1121:45MIA - STN

1 stop18h 10mMultiple Airlines

Deal found 14/7£379

Best flights to Key Largo
Discover carefully curated flight deals to Key Largo that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 July 2025.

Sat 6/906:00LHR - MIA

1 stop16h 30mSWISS

Mon 22/919:40MIA - LHR

1 stop17h 10mSWISS

Deal found 14/7£352

Fri 29/810:00LGW - MIA

Nonstop9h 20mMultiple Airlines

Fri 5/920:43MIA - LGW

2 stops33h 07mMultiple Airlines

Deal found 15/7£352

Sat 6/906:30LHR - MIA

1 stop13h 10mLufthansa

Mon 22/916:40MIA - LHR

1 stop13h 00mLufthansa

Deal found 14/7£353

Mon 25/810:00LGW - MIA

Nonstop9h 20mA.P.G.

Tue 9/917:15MIA - LGW

Nonstop8h 45mA.P.G.

Deal found 15/7£357

Tue 25/1119:30LHR - MIA

1 stop27h 35mScandinavian Airlines

Wed 3/1219:55MIA - LHR

2 stops17h 35mScandinavian Airlines

Deal found 14/7£358

Tue 26/810:00LGW - MIA

Nonstop9h 20mNorse Atlantic UK

Tue 26/817:20MIA - LGW

Nonstop8h 40mNorse Atlantic UK

Deal found 16/7£362

Tue 4/1112:15LHR - MIA

1 stop13h 40mIcelandair

Wed 12/1117:15MIA - LHR

1 stop12h 35mIcelandair

Deal found 16/7£371

Tue 23/915:05LGW - MIA

1 stop13h 12mBritish Airways

Tue 30/916:04MIA - LGW

1 stop11h 06mBritish Airways

Deal found 13/7£376

Mon 25/808:40LHR - MIA

1 stop13h 50mUnited Airlines

Tue 9/910:58MIA - LHR

2 stops14h 32mUnited Airlines

Deal found 15/7£383

Tue 18/1109:55LHR - MIA

Nonstop10h 25mVirgin Atlantic

Tue 25/1121:35MIA - LHR

Nonstop8h 50mVirgin Atlantic

Deal found 16/7£387

Thu 28/818:45LHR - MIA

1 stop25h 05mTAP AIR PORTUGAL

Sun 26/1000:50MIA - LHR

1 stop17h 50mTAP AIR PORTUGAL

Deal found 15/7£389

Mon 22/908:10LCY - MIA

1 stop14h 20mSWISS

Mon 6/1019:40MIA - LCY

1 stop16h 35mSWISS

Deal found 15/7£355

Direct flights to Key Largo
Explore direct flight options to Key Largo based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 July 2025.

Mon 15/910:00LGW - MIA

Nonstop9h 20mA.P.G.

Tue 23/918:15MIA - LGW

Nonstop7h 45mA.P.G.

Deal found 14/7£354

Mon 25/810:00LGW - MIA

Nonstop9h 20mNorse Atlantic UK

Sat 6/917:20MIA - LGW

Nonstop8h 40mNorse Atlantic UK

Deal found 14/7£355

Mon 15/915:55LHR - MIA

Nonstop9h 40mVirgin Atlantic

Thu 25/919:25MIA - LHR

Nonstop9h 00mVirgin Atlantic

Deal found 15/7£388

Wed 17/912:15LHR - MIA

Nonstop9h 45mBritish Airways

Wed 24/919:35MIA - LHR

Nonstop8h 50mBritish Airways

Deal found 15/7£402

Sat 6/915:55LHR - MIA

Nonstop9h 40mKLM

Mon 22/922:30MIA - LHR

Nonstop8h 45mKLM

Deal found 14/7£417

Mon 25/810:45LHR - MIA

Nonstop10h 00mDelta

Tue 9/922:30MIA - LHR

Nonstop8h 45mDelta

Deal found 15/7£418

Last-minute flights to Key Largo
Discover last-minute flight deals to Key Largo. Data last updated 16 July 2025 and is based on user searches.

Tue 22/712:00LGW - MIA

1 stop14h 25mVirgin Atlantic

Wed 6/807:00MIA - LGW

1 stop22h 00mVirgin Atlantic

Deal found 15/7£596

Tue 22/715:05LGW - MIA

1 stop13h 54mAmerican Airlines

Mon 4/817:22MIA - LGW

1 stop11h 48mAmerican Airlines

Deal found 15/7£600

Wed 23/712:05LHR - MIA

1 stop13h 41mAir Canada

Wed 6/807:55MIA - LHR

1 stop17h 35mAir Canada

Deal found 15/7£561

Wed 23/715:05LGW - MIA

1 stop13h 54mBritish Airways

Tue 29/711:52MIA - LGW

1 stop15h 18mBritish Airways

Deal found 14/7£601

Wed 23/706:50LHR - MIA

2 stops17h 49mUnited Airlines

Sun 3/807:00MIA - LHR

1 stop19h 40mUnited Airlines

Deal found 15/7£610

Wed 23/710:00LCY - MIA

2 stops18h 35mVirgin Atlantic

Wed 13/811:40MIA - LCY

2 stops16h 50mVirgin Atlantic

Deal found 16/7£616

Thu 24/708:25LHR - MIA

1 stop16h 19mJetBlue

Mon 28/711:43MIA - LHR

1 stop13h 47mJetBlue

Deal found 14/7£512

Thu 24/708:25LHR - MIA

1 stop31h 19mIcelandair

Wed 30/711:43MIA - LHR

1 stop13h 47mIcelandair

Deal found 14/7£528

Fri 25/714:30LGW - MIA

1 stop21h 54mFinnair

Tue 12/817:22MIA - LGW

1 stop12h 18mFinnair

Deal found 16/7£560

Fri 25/709:40LHR - MIA

1 stop14h 44mVirgin Atlantic

Tue 12/822:30MIA - LHR

Nonstop8h 45mVirgin Atlantic

Deal found 16/7£591

Fri 25/710:05LHR - MIA

1 stop14h 29mBritish Airways

Tue 12/813:35MIA - LHR

1 stop13h 10mBritish Airways

Deal found 14/7£612

Sat 26/710:00LGW - MIA

Nonstop9h 20mNorse Atlantic UK

Thu 31/717:20MIA - LGW

Nonstop8h 40mNorse Atlantic UK

Deal found 14/7£545

One-way flights to Key Largo
Search for one-way flight options to Key Largo. Find affordable one-way fares based on user searches. Data last updated 16 July 2025.

Mon 15/910:00LGW - MIA

Nonstop9h 20mNorse Atlantic UK

Deal found 14/7£209

Wed 24/907:30STN - MIA

1 stop17h 30mMultiple Airlines

Deal found 14/7£209

Tue 4/1118:50LHR - MIA

1 stop30h 10mMultiple Airlines

Deal found 14/7£209

Tue 30/910:00LGW - MIA

Nonstop9h 20mA.P.G.

Deal found 14/7£210

Fri 19/920:50LHR - MIA

1 stop28h 10mIberia

Deal found 15/7£212

Wed 5/1108:30LGW - MIA

2 stops29h 34mMultiple Airlines

Deal found 14/7£215

Wed 24/907:00LTN - MIA

1 stop18h 00mMultiple Airlines

Deal found 14/7£220

Thu 4/921:05LGW - MIA

1 stop27h 55mVueling

Deal found 15/7£235

Tue 2/1215:55SEN - MIA

2 stops33h 05mMultiple Airlines

Deal found 15/7£238

Wed 17/909:55LHR - MIA

1 stop15h 05mVueling

Deal found 14/7£239

Thu 21/807:45LCY - MIA

2 stops18h 05mMultiple Airlines

Deal found 14/7£370

Thu 11/909:25LCY - MIA

1 stop13h 05mSWISS

Deal found 15/7£428

Cheapflights Fare Finder

Use the filters below to find and compare flights to Key Largo that are best for you.

Fly from

Route

Depart

Return

Price

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sat 6/9

06:00-17:30

1 stop16h 30m

Miami

Mon 22/9

19:40-17:50

1 stop17h 10m

£352

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Fri 29/8

10:00-14:20

Nonstop9h 20m

Miami

Fri 5/9

20:43-10:50

2 stops33h 07m

£352

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sat 6/9

06:30-14:40

1 stop13h 10m

Miami

Mon 22/9

16:40-10:40

1 stop13h 00m

£353

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Mon 25/8

10:00-14:20

Nonstop9h 20m

Miami

Sat 6/9

17:20-07:00

Nonstop8h 40m

£355

LondonMiami

LCY - MIA

LCYMIA

London City

Mon 22/9

08:10-17:30

1 stop14h 20m

Miami

Mon 6/10

19:40-17:15

1 stop16h 35m

£355

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Mon 25/8

10:00-14:20

Nonstop9h 20m

Miami

Tue 9/9

17:15-07:00

Nonstop8h 45m

£357

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 25/11

19:30-18:05

1 stop27h 35m

Miami

Wed 3/12

19:55-18:30

2 stops17h 35m

£358

LondonMiami

LCY - MIA

LCYMIA

London City

Thu 2/10

09:25-17:30

1 stop13h 05m

Miami

Thu 9/10

16:40-18:35

1 stop20h 55m

£360

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 25/8

06:30-14:40

1 stop13h 10m

Miami

Tue 9/9

19:40-17:50

1 stop17h 10m

£366

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 4/11

12:15-20:55

1 stop13h 40m

Miami

Wed 12/11

17:15-10:50

1 stop12h 35m

£371

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 34 results

Best time to book a flight to Key Largo

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

When is the best time to book a flight to Key Largo?

The price you pay for your flight to Key Largo may vary depending on when you book. For the best chance of a lower fare, look to book 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How long is the flight to Key Largo?

On average, a flight from London to Key Largo takes 12 hours 15 minutes. Flights to Key Largo from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Key Largo?

Users looking for the lowest fares to Key Largo should consider flying on Monday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Wednesday evenings, when prices are usually at their highest.

Weekly flight availability to Key Largo

The most flights from London to Key Largo are scheduled on a Monday (27 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (24 on average).

What are the most popular airlines that fly to Key Largo?

The most popular airlines flying from London to Key Largo are Virgin Atlantic, British Airways and Finnair.

What are the cheapest airlines that fly to Key Largo?

The cheapest airlines flying from London to Key Largo are Norse Atlantic UK, Delta and SWISS.

Rainfall in Key Largo by month

In terms of precipitation, rainfall in Key Largo ranges from 41.0 - 252.0 inches per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Key Largo when rainfall is around 41.0 mm.

Temperature in Key Largo by month

If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Reviews of airlines servicing Key Largo

Get a feel of what it's like to fly with SWISS, United Airlines, andVirgin Atlantic to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

SWISS

7.5

Good

1,658 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

SWISS

7.5

Good

1,658 reviews

SWISS

7.5

Good

1,658 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

United Airlines

7.4

Good

8,863 reviews

SWISS

7.5

Good

1,658 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Virgin Atlantic

7.4

Good

655 reviews

SWISS

7.5

Good

1,658 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Scandinavian Airlines

7.3

Good

1,423 reviews

SWISS

7.5

Good

1,658 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

Norse Atlantic UK

7.2

Good

SWISS

7.5

Good

1,658 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

FAQs about flying to Key Largo

Can I find cheaper flights to Key Largo if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Key Largo on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Key Largo?
Based on reviews from Cheapflights users, Norse Atlantic UK is rated the highest out of the airlines that fly to Key Largo.
How much is a return flight to Key Largo?
A return flight to Key Largo will typically cost around £498, however they can be found for as little as £97.
Where does the fastest flight to Key Largo depart from?
For those looking to save time traveling to Key Largo, London offers the quickest one-way flight (9 hours 20 minutes).
Does Miami have car hire?
Yes. Those touching down at Miami can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Miami?
Yes. Miami has hotels nearby for those requiring accommodations. Miami International Airport Hotel is the closest property to Miami (0.0 mi away from Miami).

See more FAQs

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Popular United States flight routes

Fly with Cheapflights

How does Cheapflights help users find flights to Key Largo?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Key Largo. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights to Key Largo by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Key Largo ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Key Largo today and book when you’re ready!

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£209+ Cheap flights to Key Largo

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Key Largo in 2025

Find the latest flights to Key Largo in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 16 July 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Find flight deals to Key Largo

Cheapest flights to Key LargoExplore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 July 2025.

Explore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 July 2025.

Cheapflights Fare Finder

Locate flights to Key Largo that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 16 July 2025.

Use the filters below to find and compare flights to Key Largo that are best for you.

Best time to book a flight to Key Largo

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

Cheapflights Insights

Everything you need to know about your flight to Key Largo

When is the best time to book a flight to Key Largo?

Use this chart to determine the optimal time to book a return flight from London to Key Largo. Price data was last updated on 11 July 2025.

How long is the flight to Key Largo?

When is the cheapest time to fly to Key Largo?

Use this chart to determine the cheapest time to fly return from London to Key Largo. Price data was last updated on 16 December 2024.

Weekly flight availability to Key Largo

What are the most popular airlines that fly to Key Largo?

What are the cheapest airlines that fly to Key Largo?

Rainfall in Key Largo by month

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

Temperature in Key Largo by month

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

Reviews of airlines servicing Key Largo

Get a feel of what it's like to fly with SWISS, United Airlines, andVirgin Atlantic to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Key Largo

Can I find cheaper flights to Key Largo if I am willing to have stopovers?

What is the best airline to fly to Key Largo?

How much is a return flight to Key Largo?

Where does the fastest flight to Key Largo depart from?

Does Miami have car hire?

Are there hotels close to Miami?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Key Largo by cabin class

Find flights to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Key Largo?

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

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

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

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Cheapest flights to Key Largo
Explore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 16 July 2025.