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$345+ Cheap flights from Key Largo, FL to Copenhagen (CPH)

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — CPH
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Kastrup Copenhagen are usually found in November or January, booked 57 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Key Largo to Copenhagen

Cheapest flights from Key Largo to Copenhagen
Explore the most affordable flight options available from Key Largo to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 15, 2025.

This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/158:00 pmMIA - CPH
1 stop20h 05mAir France
dom. 12/215:25 pmCPH - MIA
2 stops29h 53mAir France
Deal found 12/14$751
This Booking.com deal was found by Cheapflights users on 12/13. 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.
sáb. 12/138:00 pmMIA - CPH
1 stop31h 20mAir France
mié. 12/1711:25 amCPH - MIA
1 stop14h 55mAir France
Deal found 12/13$768
This oojo deal was found by Cheapflights users on 12/13. 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.
lun. 12/299:49 pmMIA - CPH
2 stops37h 06mBritish Airways
mié. 1/78:05 pmCPH - MIA
2 stops32h 05mBritish Airways
Deal found 12/13$810
This Lufthansa deal was found by Cheapflights users on 12/14. 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.
dom. 12/146:45 pmMIA - CPH
1 stop16h 50mMultiple Airlines
vie. 12/196:50 amCPH - MIA
1 stop13h 50mMultiple Airlines
Deal found 12/14$843
This Trip.com deal was found by Cheapflights users on 12/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/294:40 pmMIA - CPH
1 stop34h 20mSWISS
mié. 1/77:55 pmCPH - MIA
1 stop24h 45mSWISS
Deal found 12/13$880
This Booking.com deal was found by Cheapflights users on 12/13. 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.
sáb. 12/134:23 pmMIA - CPH
2 stops20h 37mMultiple Airlines
mié. 12/1711:20 amCPH - MIA
1 stop34h 25mMultiple Airlines
Deal found 12/13$943
This United Airlines deal was found by Cheapflights users on 12/14. 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.
lun. 12/156:45 pmMIA - CPH
1 stop22h 20mUnited Airlines
lun. 12/226:55 amCPH - MIA
2 stops21h 15mUnited Airlines
Deal found 12/14$967
This Delta deal was found by Cheapflights users on 12/14. 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.
lun. 12/155:10 pmMIA - CPH
2 stops15h 30mDelta
mar. 12/239:55 amCPH - MIA
2 stops19h 11mDelta
Deal found 12/14$977
This oojo deal was found by Cheapflights users on 12/14. 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.
lun. 12/154:23 pmMIA - CPH
2 stops19h 02mBritish Airways
lun. 12/226:45 amCPH - MIA
2 stops34h 33mBritish Airways
Deal found 12/14$986

Find flight deals from Key Largo to Copenhagen

Keep the following information in mind while searching for Key Largo to Copenhagen flight deals. Data was last updated diciembre 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$496
(Ticket)

One-way from

$345
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$867
Provider with most accurate pricing for Miami-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Kastrup Copenhagen flights.
Search Deals
From Key Largo to Kastrup Copenhagen
Search Deals
One-way flight from Key Largo to Kastrup Copenhagen
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($169 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Copenhagen 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 diciembre 15, 2025.
Use the filters below to find and compare flights from Key Largo to Copenhagen that are best for you.

Fly from

Key Largo

Fly to

Copenhagen

Route

Depart

Return

Price

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

lun. 1/19

12:25 pm-12:00 pm

2 stops17h 35m

Kastrup Copenhagen

lun. 2/2

6:55 am-5:29 pm

2 stops16h 34m

$512

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

mar. 1/20

8:00 am-2:10 pm

2 stops24h 10m

Kastrup Copenhagen

mar. 1/27

8:55 am-4:55 pm

1 stop14h 00m

$523

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

mar. 4/7

9:00 am-10:50 am

2 stops19h 50m

Kastrup Copenhagen

mié. 4/15

12:45 pm-10:36 pm

2 stops39h 51m

$529

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

lun. 1/19

12:25 pm-12:00 pm

2 stops17h 35m

Kastrup Copenhagen

lun. 2/2

7:55 pm-2:40 pm

1 stop24h 45m

$531

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

lun. 4/6

4:46 pm-10:50 am

2 stops36h 04m

Kastrup Copenhagen

mié. 4/15

12:45 pm-10:36 pm

2 stops39h 51m

$534

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

lun. 5/4

5:30 pm-4:55 pm

2 stops17h 25m

Kastrup Copenhagen

mié. 5/13

7:20 am-8:10 pm

1 stop18h 50m

$536

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

lun. 4/13

3:30 pm-3:35 pm

2 stops18h 05m

Kastrup Copenhagen

mié. 4/22

8:00 pm-2:30 pm

1 stop24h 30m

$536

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

mié. 4/8

7:40 am-6:30 am

1 stop16h 50m

Kastrup Copenhagen

vie. 4/17

9:00 am-4:35 pm

1 stop13h 35m

$538

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

lun. 5/4

10:40 pm-4:55 pm

1 stop12h 15m

Kastrup Copenhagen

mar. 5/12

7:20 am-8:10 pm

1 stop18h 50m

$541

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

lun. 1/19

8:40 pm-11:45 am

Nonstop9h 05m

Kastrup Copenhagen

lun. 2/2

12:55 pm-11:20 pm

1 stop16h 25m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 18 results
1
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Best time to book a flight from Key Largo to Copenhagen

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

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Copenhagen. Price data was last updated on December 12, 2025.

The price you pay for your flight from Key Largo to Copenhagen may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Key Largo to Copenhagen (average of $367). Flying from Key Largo to Copenhagen in June is currently the most expensive (average of $750). 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 CPH?

Find hourly flight availability from Key Largo to Copenhagen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 15, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 38% on flights from Key Largo to Copenhagen by exploring options for tickets in the evening.

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

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

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

Reviews of airlines servicing Copenhagen

Get insights into the airlines that provide service to Copenhagen. 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 Copenhagen. Reviews last updated diciembre 15, 2025.
Get a feel of what it's like to fly with SWISS, Scandinavian Airlines, and American Airlines from Key Largo to Copenhagen by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

Food

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.5
Good
1,812 reviews
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

Food

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Scandinavian Airlines
7.4
Good
1,606 reviews
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

Food

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
American Airlines
7.2
Good
11,049 reviews
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

Food

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
TAP AIR PORTUGAL
7.2
Good
2,089 reviews
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

Food

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
British Airways
6.7
Okay
7,578 reviews
SWISS
7.5
Good
1,812 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

Food

7.1

Entertainment

6.8

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

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

  • What airport do you fly into for flights to Copenhagen from Key Largo?

    If you book a flight to Copenhagen from Key Largo, you will be flying to Kastrup Copenhagen, which is the city’s only airport. Kastrup Copenhagen (CPH) is located 5.0 mi from the center of Copenhagen. There are 2 flights from Key Largo to Kastrup Copenhagen per day from 11 different airlines.

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

    The Key Largo to Kastrup Copenhagen flight path was viewed by 5 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 Copenhagen?

    For as low as $512, Air Canada can have you in Copenhagen from Key Largo in 17h 35m. Airlines will cover a distance of 4871 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $235. Users have also found prices from $295 and $321 on Scandinavian Airlines and Lufthansa, respectively.

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

    Consider Air France (100%), Scandinavian Airlines (100%) or Delta (100%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Copenhagen.

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

    The cheapest flight price from Key Largo to Copenhagen is $364. On average you can expect to pay $912. The most popular route, (Miami - Kastrup Copenhagen), can usually be booked for $363.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Key Largo to Copenhagen (average of $367). Flying from Key Largo to Copenhagen in June is currently the most expensive (average of $750). 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 Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup

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Top 10 airlines flying from Key Largo to Copenhagen

Discover the top 10 airlines that operate flights from Key Largo to Copenhagen. 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 diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$389Average$798FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$475Average$879FlexibilityNo cancel feeOn-time77%
SWISSCheapest$512Average$706FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$528Average$748FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$531Average$840FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$563Average$891FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$574Average$714FlexibilityNo cancel feeOn-time72%
LufthansaCheapest$583Average$623FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$586Average$890FlexibilityNo cancel feeOn-time67%
DeltaCheapest$590Average$791FlexibilityNo cancel feeOn-timeN/A

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