HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London City

$348+ Cheap flights from Key Largo, FL to London City (LCY)

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — LCY
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo to London City with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Key Largo to London City

Keep the following information in mind while searching for Key Largo to London City flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$664
(Delta)

One-way from

$348
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$568
Provider with most accurate pricing for Miami-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-London (LON) flights.
Search Deals
From Key Largo to London City
Search Deals
One-way flight from Key Largo to London City
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Key Largo to London City

Cheapest flights from Key Largo to London City
Explore the most affordable flight options available from Key Largo to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Delta deal was found by Cheapflights users on 3/27. 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.
Tue 4/153:55 pmMIA - LCY
1 stop11h 15mDelta
Fri 4/2510:00 amLCY - MIA
1 stop32h 55mDelta
Deal found 3/27$664
This Virgin Atlantic deal was found by Cheapflights users on 3/27. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/308:05 amMIA - LCY
2 stops18h 10mVirgin Atlantic
Tue 5/69:20 amLCY - MIA
2 stops20h 28mVirgin Atlantic
Deal found 3/27$678
This SWISS deal was found by Cheapflights users on 3/28. 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.
Wed 10/227:40 pmMIA - LCY
1 stop11h 50mSWISS
Mon 10/277:20 pmLCY - MIA
1 stop24h 20mSWISS
Deal found 3/28$741
This Ovago deal was found by Cheapflights users on 3/26. 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.
Mon 10/278:50 pmMIA - LCY
1 stop15h 20mITA Airways
Mon 11/174:45 pmLCY - MIA
1 stop33h 10mITA Airways
Deal found 3/26$749
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Tue 4/2912:20 pmMIA - LCY
2 stops19h 10mMultiple Airlines
Wed 5/78:45 amLCY - MIA
3 stops20h 06mMultiple Airlines
Deal found 3/27$765
This Lufthansa deal was found by Cheapflights users on 3/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/154:40 pmMIA - LCY
1 stop18h 45mLufthansa
Wed 4/237:10 pmLCY - MIA
1 stop24h 30mLufthansa
Deal found 3/27$769
This oojo deal was found by Cheapflights users on 3/27. 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 6/156:45 amMIA - LCY
2 stops23h 45mBritish Airways
Thu 7/177:05 pmLCY - MIA
2 stops30h 21mBritish Airways
Deal found 3/27$825
This flugladen.de deal was found by Cheapflights users on 3/27. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1211:28 amMIA - LCY
2 stops14h 47mKLM
Tue 5/2710:00 amLCY - MIA
2 stops16h 51mKLM
Deal found 3/27$882

Cheapflights Fare Finder

Customize your flight search to find flights from Key Largo to London City 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 March 28, 2025.
Use the filters below to find and compare flights from Key Largo to London City Airport that are best for you.

Fly from

Key Largo

Fly to

London City

Route

Depart

Return

Price

MiamiLondon

MIA - LCY

MIALCY

Miami

Tue 4/15

3:55 pm-8:10 am

1 stop11h 15m

London City

Fri 4/25

10:00 am-1:55 pm

1 stop32h 55m

$664

MiamiLondon

MIA - LCY

MIALCY

Miami

Wed 4/30

8:05 am-7:15 am

2 stops18h 10m

London City

Tue 5/6

9:20 am-12:48 am

2 stops20h 28m

$678

MiamiLondon

MIA - LCY

MIALCY

Miami

Tue 4/29

12:20 pm-12:30 pm

2 stops19h 10m

London City

Wed 5/7

8:45 am-11:51 pm

3 stops20h 06m

$765

MiamiLondon

MIA - LCY

MIALCY

Miami

Tue 4/15

4:40 pm-4:25 pm

1 stop18h 45m

London City

Mon 4/28

7:10 pm-2:40 pm

1 stop24h 30m

$769

MiamiLondon

MIA - LCY

MIALCY

Miami

Tue 4/15

7:40 pm-6:45 pm

1 stop18h 05m

London City

Wed 4/23

9:25 am-5:30 pm

1 stop13h 05m

$779

MiamiLondon

MIA - LCY

MIALCY

Miami

Sun 6/15

6:45 am-11:30 am

2 stops23h 45m

London City

Thu 7/17

7:05 pm-8:26 pm

2 stops30h 21m

$825

MiamiLondon

MIA - LCY

MIALCY

Miami

Wed 4/9

7:30 pm-4:15 pm

1 stop15h 45m

London City

Sun 4/13

4:55 pm-4:00 pm

1 stop28h 05m

$845

MiamiLondon

MIA - LCY

MIALCY

Miami

Mon 5/12

11:28 am-7:15 am

2 stops14h 47m

London City

Tue 5/27

10:00 am-9:51 pm

2 stops16h 51m

$882

MiamiLondon

MIA - LCY

MIALCY

Miami

Wed 4/2

10:15 pm-7:50 am

1 stop28h 35m

$348

MiamiLondon

MIA - LCY

MIALCY

Miami

Sun 9/21

7:45 pm-4:15 pm

1 stop15h 30m

$442

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 17 results
1
2

Best time to book a flight from Key Largo to London City

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

Cheapflights Insights

Everything you need to know about your flight from Key Largo to London City Airport

What is the cheapest time of day to fly from KE9 to LCY?

Find hourly flight availability from Key Largo to London City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to London City Airport as you normally would.

Rainfall in London City by month

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

In terms of precipitation, rainfall in London City Airport 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 City Airport when rainfall is around 1.6 in.

Temperature in London City by month

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

If weather is an important factor for your trip to London City Airport, 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 City

Get insights into the airlines that provide service to London City. 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 City. Reviews last updated March 28, 2025.
Read reviews from past customers who have flown Delta, KLM and LOT from Key Largo to London. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,063 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,570 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 City. 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 City Airport one-way?

    For one-way options, check prices for ITA Airways. According to our data, you can fly for as low as $447. Users have also found prices from $462 and $471 on SWISS and Delta, respectively.

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

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

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

    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 City.

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

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

    Currently, April is the cheapest month in which you can book a flight from Key Largo to London City Airport (average of $686). Flying from Key Largo to London City Airport in July is currently the most expensive (average of $1,046). 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

Traveling to a place near Key Largo?

Book flights to Key Largo if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Gatwick
Dover
Orpington
Watford
Milton Keynes
Croydon
Borehamwood
Bromley
Folkestone
Ilford
Aylesbury
Sutton

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.

Alternative routes for Key Largo to London City

See prices for flight routes from nearby airports that may be better suited for you.
Miami to Heathrow flights
Orlando to Heathrow flights
Tampa to Heathrow flights
Orlando to Gatwick flights
Miami to London City flights
Miami to Gatwick flights
Tampa to Gatwick flights
Orlando to London City flights
Tampa to London City flights
Miami to Stansted flights
Orlando to Stansted flights
Fort Lauderdale to Heathrow flights
Jacksonville to Heathrow flights
Miami to Luton flights
West Palm Beach to Heathrow flights
Fort Lauderdale to Gatwick flights
Jacksonville to Gatwick flights
Orlando to Luton flights
Pensacola to Heathrow flights
West Palm Beach to Gatwick flights
Jacksonville to London City flights
Tampa to Stansted flights
Panama City to Heathrow flights
Fort Myers to Heathrow flights
Sarasota to Heathrow flights
Gainesville to Heathrow flights
Fort Myers to Gatwick flights
Fort Lauderdale to London City flights
Pensacola to Gatwick flights
Melbourne to Heathrow flights
Fort Myers to London City flights
Fort Lauderdale to Stansted flights
Daytona Beach to Heathrow flights
Sarasota to Gatwick flights
Pensacola to London City flights
Tampa to Luton flights
Tallahassee to Heathrow flights
West Palm Beach to London City flights
Valparaiso to Heathrow flights
Valparaiso to Gatwick flights
Key West to Heathrow flights
Tallahassee to Gatwick flights
Gainesville to Gatwick flights
Key West to Gatwick flights
Valparaiso to London City flights
Fort Myers to Stansted flights
Tallahassee to London City flights
Miami to Southend flights
Fort Lauderdale to Luton flights
Sarasota to London City flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.