London

$227+ Cheap flights from Key Largo, FL to London (LON)

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LON
Nov 26 — Dec 31
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The best prices from Key Largo to London are usually found in February or April, booked 36 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Key Largo to London

Discover tips and strategies to find the most affordable flight options for your journey from Key Largo (KE9) to London (LON). 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 November 21, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$492
(Booking.com)

One-way from

$227
(Kiwi.com)
High demand for flights, 17% potential price rise
Best time to find cheap flights, 11% potential price drop
From Key Largo to London (LON)
One-way flight from Key Largo to London (LON)

Find flight deals from Key Largo to London

Cheapest flights from Key Largo to London
Explore the most affordable flight options available from Key Largo to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Booking.com deal was found by Cheapflights users on 11/21. 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.
Thu 12/59:20 pmMIA - LHR
Nonstop8h 40mVirgin Atlantic
Tue 12/106:30 amLHR - MIA
1 stop13h 15mVirgin Atlantic
Deal found 11/21$492
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1310:25 pmMIA - LGW
1 stop29h 10mMultiple Airlines
Sat 1/119:15 amLGW - MIA
1 stop15h 55mMultiple Airlines
Deal found 11/20$492
This CrystalTravel deal was found by Cheapflights users on 11/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/47:50 pmMIA - LHR
1 stop17h 00mSWISS
Tue 12/108:55 amLHR - MIA
1 stop13h 35mSWISS
Deal found 11/20$493
This Kiwi.com deal was found by Cheapflights users on 11/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1110:15 pmMIA - STN
2 stops33h 05mMultiple Airlines
Thu 2/276:20 pmSTN - MIA
1 stop30h 50mMultiple Airlines
Deal found 11/21$495
This United deal was found by Cheapflights users on 11/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/69:00 amMIA - LHR
2 stops17h 10mUnited Airlines
Sun 12/86:30 amLHR - MIA
1 stop13h 05mUnited Airlines
Deal found 11/20$498
This Cheapflightsfares deal was found by Cheapflights users on 11/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/56:45 pmMIA - LHR
1 stop17h 20mMultiple Airlines
Mon 12/96:00 amLHR - MIA
1 stop13h 40mMultiple Airlines
Deal found 11/21$504
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/57:50 pmMIA - LGW
1 stop17h 00mSWISS
Wed 12/116:45 pmLGW - MIA
1 stop24h 55mSWISS
Deal found 11/20$505
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/27:00 pmMIA - LGW
Nonstop8h 15mNorse Atlantic UK
Fri 12/62:00 pmLGW - MIA
Nonstop9h 45mNorse Atlantic UK
Deal found 11/20$512
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1110:05 pmMIA - LHR
Nonstop8h 25mBritish Airways
Wed 1/152:30 pmLHR - MIA
Nonstop10h 05mBritish Airways
Deal found 11/20$514
This Delta deal was found by Cheapflights users on 11/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/113:21 pmMIA - LHR
1 stop15h 19mDelta
Sun 2/236:30 amLHR - MIA
1 stop13h 20mDelta
Deal found 11/21$516
This Air Canada deal was found by Cheapflights users on 11/20. 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.
Wed 12/41:55 pmMIA - LHR
1 stop12h 15mAir Canada
Tue 12/106:00 pmLHR - MIA
2 stops24h 02mAir Canada
Deal found 11/20$527
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/123:18 pmMIA - LHR
1 stop10h 42mAmerican Airlines
Mon 2/2411:45 amLHR - MIA
Nonstop9h 55mAmerican Airlines
Deal found 11/21$529

Find flights from Key Largo to London within your budget

Customize your flight search to find flights from Key Largo to London 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiLondon

MIA - LHR

MIALHR

Miami

Thu 12/5

9:20 pm-11:00 am

Nonstop8h 40m

London Heathrow

Tue 12/10

6:30 am-2:45 pm

1 stop13h 15m

$492

MiamiLondon

MIA - LGW

MIALGW

Miami

Fri 12/13

10:25 pm-8:35 am

1 stop29h 10m

London Gatwick

Sat 1/11

9:15 am-8:10 pm

1 stop15h 55m

$492

MiamiLondon

MIA - LHR

MIALHR

Miami

Thu 12/5

7:50 pm-5:50 pm

1 stop17h 00m

London Heathrow

Tue 12/10

6:00 am-2:40 pm

1 stop13h 40m

$493

MiamiLondon

MIA - LGW

MIALGW

Miami

Mon 3/17

5:30 pm-3:45 pm

1 stop18h 15m

London Gatwick

Tue 3/25

4:35 pm-3:45 pm

1 stop27h 10m

$493

MiamiLondon

MIA - LHR

MIALHR

Miami

Thu 2/20

4:30 pm-5:30 pm

1 stop20h 00m

London Heathrow

Tue 2/25

6:00 am-2:45 pm

1 stop13h 45m

$494

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 1/15

1:59 pm-9:30 am

1 stop14h 31m

London Heathrow

Sat 1/25

12:20 pm-11:48 pm

1 stop16h 28m

$495

MiamiLondon

MIA - STN

MIASTN

Miami

Wed 12/11

10:15 pm-12:20 pm

2 stops33h 05m

London Stansted

Thu 2/27

6:20 pm-8:10 pm

1 stop30h 50m

$495

MiamiLondon

MIA - LHR

MIALHR

Miami

Fri 12/6

9:00 am-7:10 am

2 stops17h 10m

London Heathrow

Sun 12/8

6:30 am-2:35 pm

1 stop13h 05m

$498

MiamiLondon

MIA - LGW

MIALGW

Miami

Tue 2/18

7:50 pm-5:50 pm

1 stop17h 00m

London Gatwick

Fri 2/28

6:45 pm-2:40 pm

1 stop24h 55m

$500

MiamiLondon

MIA - LGW

MIALGW

Miami

Fri 3/7

8:45 pm-10:00 am

Nonstop8h 15m

London Gatwick

Fri 3/14

2:00 pm-7:45 pm

Nonstop9h 45m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 58 results
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Best time to book a flight from Key Largo to London

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to London. Price data was last updated on November 15, 2024.

Booking 36 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Key Largo to London (average of $648). Flying from Key Largo to London in June is currently the most expensive (average of $1,089). 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 LON?

Find hourly flight availability from Key Largo to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from Key Largo to London, 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 London?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to London. Price data was last updated on November 3, 2024.

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

Weekly flight availability from Key Largo to London

Explore weekly flight availability from Key Largo to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 21, 2024.

The most flights from KE9 to LON are scheduled on a Monday (35 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (35 on average).

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated November 21, 2024.
Read through reviews of airlines operating flights from Key Largo to London, such as Virgin Atlantic, SWISS and JetBlue. 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.
8.0
Very good
8,755 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8,755 reviews
8.0
Very good
8,755 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
1,349 reviews
8.0
Very good
8,755 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.7
Good
1,300 reviews
8.0
Very good
8,755 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.6
Good
1,169 reviews
8.0
Very good
8,755 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.6
Good
1,636 reviews
8.0
Very good
8,755 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Key Largo to London one-way?

    One-way options have recently been found by users for as low as $227 on Norse Atlantic UK. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $303 and Air Europa from $310 one-way.

  • What are the most popular routes from Key Largo to London?

  • What are the most reliable airlines from Key Largo to London?

    The top 3 most reliable airlines when flying from Key Largo to London are SriLankan Airlines (80%), Gulf Air (79%) and Iberia (72%).

  • What are the cheapest flights from Key Largo to London?

    The cheapest flight price from Key Largo to London is $387. On average you can expect to pay $2,401. The most popular route, (Miami - London Heathrow), can usually be booked for $416.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to London 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 London?

    Currently, November is the cheapest month in which you can book a flight from Key Largo to London (average of $648). Flying from Key Largo to London in June is currently the most expensive (average of $1,089). 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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Alternative routes for Key Largo to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Key Largo to London

Discover the top 10 airlines that operate flights from Key Largo to London. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest$297Average$532FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$344Average$651FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$369Average$665FlexibilityNo cancel feeOn-time67%
Virgin AtlanticCheapest$431Average$717FlexibilityNo cancel feeOn-time72%
TAP AIR PORTUGALCheapest$452Average$695FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$455Average$754FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$455Average$562FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$468Average$563FlexibilityNo cancel feeOn-time79%
DeltaCheapest$481Average$694FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$513Average$730FlexibilityNo cancel feeOn-time69%
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