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$182+ Cheap flights from Key Largo, FL to Europe

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — CPH
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Key Largo to Europe

Cheapest flights from Key Largo to Europe
Explore the most affordable flight options available from Key Largo to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Finnair deal was found by Cheapflights users on 10/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/111:25 amMIA - MAD
1 stop12h 20mMultiple Airlines
Mon 12/84:25 pmMAD - MIA
Nonstop10h 20mMultiple Airlines
Deal found 10/30$453
This Finnair deal was found by Cheapflights users on 10/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/173:00 pmMIA - MAD
1 stop11h 50mMultiple Airlines
Mon 12/1511:00 amMAD - MIA
1 stop13h 17mMultiple Airlines
Deal found 10/29$454
This Finnair deal was found by Cheapflights users on 10/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:36 pmMIA - MAD
1 stop14h 49mMultiple Airlines
Thu 11/1311:00 amMAD - MIA
1 stop13h 19mMultiple Airlines
Deal found 10/29$455
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/275:20 pmMIA - MAD
Nonstop8h 35mBritish Airways
Thu 12/111:00 pmMAD - MIA
1 stop13h 56mBritish Airways
Deal found 10/29$456
This Delta deal was found by Cheapflights users on 10/29. 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.
Mon 11/178:05 amMIA - MAD
2 stops17h 55mDelta
Wed 12/312:35 pmMAD - MIA
1 stop13h 45mDelta
Deal found 10/29$457
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:45 pmMIA - MAD
1 stop22h 50mMultiple Airlines
Thu 11/206:00 amMAD - MIA
2 stops22h 29mMultiple Airlines
Deal found 10/30$458
This Finnair deal was found by Cheapflights users on 10/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:30 pmMIA - MAD
Nonstop8h 35mMultiple Airlines
Fri 12/1211:00 amMAD - MIA
1 stop13h 17mMultiple Airlines
Deal found 10/29$459
This Gurufare deal was found by Cheapflights users on 10/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:15 pmMIA - MAD
1 stop17h 55mBritish Airways
Fri 11/2111:30 amMAD - MIA
1 stop15h 30mBritish Airways
Deal found 10/29$460
This Air Canada deal was found by Cheapflights users on 10/29. 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.
Mon 11/1712:25 pmMIA - MAD
1 stop16h 35mAir Canada
Sat 12/61:35 pmMAD - MIA
2 stops40h 24mAir Canada
Deal found 10/29$461
This British Airways deal was found by Cheapflights users on 10/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:25 amMIA - MAD
1 stop12h 20mBritish Airways
Mon 12/81:00 pmMAD - MIA
1 stop13h 56mBritish Airways
Deal found 10/30$463
This Iberia deal was found by Cheapflights users on 10/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:50 pmMIA - MAD
1 stop29h 25mIberia
Sat 12/611:30 amMAD - MIA
Nonstop10h 15mIberia
Deal found 10/30$464
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1811:15 pmMIA - FCO
Nonstop9h 55mITA Airways
Tue 11/253:00 pmFCO - MIA
Nonstop11h 55mITA Airways
Deal found 10/28$465

Cheap flight deals from Key Largo to Europe

Keep the following information in mind while searching for Key Largo to Europe flight deals. Data was last updated October 30, 2025.

Round-trip from

$453
(Finnair)

One-way from

$182
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$908
From Key Largo to Europe
Search Deals
One-way flight from Key Largo to Europe
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Europe 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 October 30, 2025.
Use the filters below to find and compare flights from Key Largo to Europe that are best for you.

Fly from

Key Largo

Fly to

Europe

Route

Depart

Return

Price

MiamiMadrid

MIA - MAD

MIAMAD

Miami

Sun 11/23

2:30 pm-8:55 am

1 stop12h 25m

Madrid Barajas

Sat 12/6

1:00 pm-8:37 pm

1 stop13h 37m

$463

MiamiMadrid

MIA - MAD

MIAMAD

Miami

Wed 11/26

11:25 am-5:45 am

1 stop12h 20m

Madrid Barajas

Mon 12/8

1:00 pm-8:56 pm

1 stop13h 56m

$463

MiamiMadrid

MIA - MAD

MIAMAD

Miami

Thu 11/27

12:02 pm-6:20 am

1 stop12h 18m

Madrid Barajas

Fri 12/12

11:00 am-6:17 pm

1 stop13h 17m

$463

MiamiMadrid

MIA - MAD

MIAMAD

Miami

Mon 11/24

11:25 am-5:45 am

1 stop12h 20m

Madrid Barajas

Sat 12/6

1:00 pm-8:37 pm

1 stop13h 37m

$463

MiamiRome

MIA - FCO

MIAFCO

Miami

Tue 12/2

8:00 am-10:55 am

2 stops20h 55m

Rome Fiumicino

Tue 12/9

7:05 am-2:40 pm

1 stop13h 35m

$475

MiamiLisbon

MIA - LIS

MIALIS

Miami

Tue 1/13

8:40 pm-4:05 pm

1 stop14h 25m

Lisbon Humberto Delgado

Sun 1/25

4:55 pm-6:35 pm

1 stop30h 40m

$479

MiamiMadrid

MIA - MAD

MIAMAD

Miami

Wed 11/12

12:26 pm-4:40 pm

2 stops22h 14m

Madrid Barajas

Mon 12/8

6:00 am-2:40 pm

1 stop14h 40m

$486

MiamiBarcelona

MIA - BCN

MIABCN

Miami

Mon 1/19

9:45 pm-4:35 pm

1 stop12h 50m

Barcelona-El Prat

Sat 1/24

8:30 pm-7:30 pm

1 stop29h 00m

$486

MiamiBarcelona

MIA - BCN

MIABCN

Miami

Sun 1/18

9:45 pm-4:35 pm

1 stop12h 50m

Barcelona-El Prat

Sat 1/24

8:30 pm-7:30 pm

1 stop29h 00m

$486

MiamiLisbon

MIA - LIS

MIALIS

Miami

Wed 1/21

11:43 am-8:00 am

1 stop15h 17m

Lisbon Humberto Delgado

Wed 1/28

5:00 am-5:48 pm

2 stops17h 48m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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Best time to book a flight from Key Largo to Europe

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

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

Currently, December is the cheapest month in which you can book a flight from Key Largo to Europe (average of $51). Flying from Key Largo to Europe in June is currently the most expensive (average of $573). 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 EU?

Find hourly flight availability from Key Largo to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Key Largo to Europe in the evening. Doing so could potentially save you 4% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Europe. Price data was last updated on December 16, 2024.

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

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated October 30, 2025.
Read reviews from past customers who have flown TAP AIR PORTUGAL, Air Europa, and Iberia from Key Largo to Europe. 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.
TAP AIR PORTUGAL
7.1
Good
2,040 reviews

Comfort

7.1

Entertainment

6.3

Food

6.2

Overall

7.1

Boarding

7.0

Crew

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue
TAP AIR PORTUGAL
7.1
Good
2,040 reviews
TAP AIR PORTUGAL
7.1
Good
2,040 reviews

Comfort

7.1

Entertainment

6.3

Food

6.2

Overall

7.1

Boarding

7.0

Crew

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue
Air Europa
7.0
Good
568 reviews
TAP AIR PORTUGAL
7.1
Good
2,040 reviews

Comfort

7.1

Entertainment

6.3

Food

6.2

Overall

7.1

Boarding

7.0

Crew

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue
Iberia
7.0
Good
3,003 reviews
TAP AIR PORTUGAL
7.1
Good
2,040 reviews

Comfort

7.1

Entertainment

6.3

Food

6.2

Overall

7.1

Boarding

7.0

Crew

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue
ITA Airways
6.7
Okay
1,078 reviews
TAP AIR PORTUGAL
7.1
Good
2,040 reviews

Comfort

7.1

Entertainment

6.3

Food

6.2

Overall

7.1

Boarding

7.0

Crew

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue
British Airways
6.7
Okay
7,487 reviews
TAP AIR PORTUGAL
7.1
Good
2,040 reviews

Comfort

7.1

Entertainment

6.3

Food

6.2

Overall

7.1

Boarding

7.0

Crew

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue

Related info for your journey

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

  • How popular is this Key Largo to Europe flight route?

    This flight path from Key Largo to Europe was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Key Largo to Europe?

    British Airways, Scandinavian Airlines, and Air Europa can get you from Key Largo to Europe in just under 12h 20m. Your travel time can differ by up to 2h 05m. The distance between Key Largo and Europe is about 4412 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $251. Users have also found prices from $257 and $262 on SWISS and LEVEL, respectively.

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

    While some choose either Miami - London Heathrow or Miami - Paris Charles de Gaulle, Miami - Madrid Barajas is the most popular route from Key Largo to Europe.

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

    While on average a flight from Key Largo to Europe is generally $708, our data shows the cheapest flight currently is $202. When looking at the most popular route, (Miami - Madrid Barajas), you can expect to pay $312 for that flight.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Key Largo to Europe (average of $51). Flying from Key Largo to Europe in June is currently the most expensive (average of $573). 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.

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Top 10 airlines flying from Key Largo to Europe

Discover the top 10 airlines that operate flights from Key Largo to Europe. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$51Average$805FlexibilityNo cancel feeOn-time62%
SWISSCheapest$137Average$783FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$203Average$639FlexibilityNo cancel feeOn-time77%
AviancaCheapest$310Average$1,274FlexibilityNo cancel feeOn-time71%
ITA AirwaysCheapest$310Average$655FlexibilityNo cancel feeOn-time81%
Royal Air MarocCheapest$315Average$608FlexibilityNo cancel feeOn-time75%
French BeeCheapest$326Average$664FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$351Average$863FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$378Average$787FlexibilityNo cancel feeOn-time67%
KLMCheapest$383Average$795FlexibilityNo cancel feeOn-time75%

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