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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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — CPH
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Kastrup Copenhagen are usually found in November or March, booked 13 days in advance, depart on a Wednesday or Monday and return on a Saturday

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 January 29, 2026.

This Ticket deal was found by Cheapflights users on 1/28. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/94:35 pm
MIA
-
CPH
1 stop19h 00m
TAP AIR PORTUGAL
Mon 2/2312:40 pm
CPH
-
MIA
1 stop32h 10m
TAP AIR PORTUGAL
Deal found 1/28$396
This oojo deal was found by Cheapflights users on 1/27. 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.
Fri 5/812:20 am
MIA
-
CPH
1 stop16h 45m
TAP AIR PORTUGAL
Sat 5/165:40 pm
CPH
-
MIA
1 stop26h 50m
TAP AIR PORTUGAL
Deal found 1/27$433
This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2811:35 pm
MIA
-
CPH
1 stop30h 15m
TAP AIR PORTUGAL
Tue 2/106:30 pm
CPH
-
MIA
1 stop26h 20m
TAP AIR PORTUGAL
Deal found 1/27$443
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:15 pm
MIA
-
CPH
1 stop12h 30m
Icelandair
Thu 2/2612:55 pm
CPH
-
MIA
1 stop14h 00m
Icelandair
Deal found 1/27$449
This Booking.com deal was found by Cheapflights users on 1/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2811:35 pm
MIA
-
CPH
1 stop30h 15m
TAP AIR PORTUGAL
Mon 2/26:00 am
CPH
-
MIA
1 stop14h 50m
TAP AIR PORTUGAL
Deal found 1/28$467
This oojo deal was found by Cheapflights users on 1/27. 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.
Mon 2/94:35 pm
MIA
-
CPH
1 stop19h 00m
TAP AIR PORTUGAL
Wed 2/1812:40 pm
CPH
-
MIA
1 stop15h 10m
TAP AIR PORTUGAL
Deal found 1/27$471
This oojo deal was found by Cheapflights users on 1/27. 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 2/811:50 pm
MIA
-
CPH
1 stop35h 45m
TAP AIR PORTUGAL
Mon 2/1612:40 pm
CPH
-
MIA
1 stop32h 10m
TAP AIR PORTUGAL
Deal found 1/27$483
This Ticket deal was found by Cheapflights users on 1/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/135:15 pm
MIA
-
CPH
1 stop12h 30m
Icelandair
Sat 2/2812:55 pm
CPH
-
MIA
1 stop14h 00m
Icelandair
Deal found 1/27$486
This Ticket deal was found by Cheapflights users on 1/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/138:40 pm
MIA
-
CPH
Nonstop9h 05m
Scandinavian Airlines
Sat 2/282:10 pm
CPH
-
MIA
Nonstop10h 25m
Scandinavian Airlines
Deal found 1/27$490
This oojo deal was found by Cheapflights users on 1/27. 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.
Tue 5/54:30 pm
MIA
-
CPH
1 stop13h 25m
TAP AIR PORTUGAL
Sat 5/96:00 am
CPH
-
MIA
1 stop14h 30m
TAP AIR PORTUGAL
Deal found 1/27$501
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:50 pm
MIA
-
CPH
1 stop13h 00m
TAP AIR PORTUGAL
Mon 11/912:40 pm
CPH
-
MIA
1 stop32h 10m
TAP AIR PORTUGAL
Deal found 1/28$506

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$396
(Ticket)

One-way from

$345
(KLM)

Popular in

June

Cheapest in

November

Average price

$651
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. 17% potential increase in price ($161 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 January 2026
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 January 29, 2026.
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

Wed 4/29

3:50 am-11:35 am

1 stop25h 45m

Kastrup Copenhagen

Sat 5/9

6:00 am-2:30 pm

1 stop14h 30m

$521

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Tue 3/10

3:31 pm-1:10 pm

2 stops16h 39m

Kastrup Copenhagen

Tue 3/24

8:10 am-10:26 pm

2 stops19h 16m

$575

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Mon 3/9

5:40 pm-2:00 pm

1 stop15h 20m

Kastrup Copenhagen

Mon 3/23

2:55 pm-3:40 pm

1 stop29h 45m

$576

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Mon 3/9

5:40 pm-2:00 pm

1 stop15h 20m

Kastrup Copenhagen

Tue 3/24

6:50 am-3:40 pm

1 stop13h 50m

$576

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Mon 3/9

5:36 pm-5:35 pm

2 stops18h 59m

Kastrup Copenhagen

Mon 3/23

9:50 am-3:40 pm

1 stop34h 50m

$579

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Mon 3/9

1:13 pm-9:20 am

2 stops15h 07m

Kastrup Copenhagen

Tue 3/24

8:10 am-10:26 pm

2 stops19h 16m

$582

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Sun 3/8

7:40 am-11:10 am

2 stops22h 30m

Kastrup Copenhagen

Tue 3/24

8:10 am-10:26 pm

2 stops19h 16m

$588

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Tue 3/10

7:40 am-7:10 am

1 stop18h 30m

Kastrup Copenhagen

Mon 3/23

2:10 pm-7:35 pm

Nonstop10h 25m

$590

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Thu 4/30

6:10 pm-11:05 am

2 stops34h 55m

Kastrup Copenhagen

Sat 5/9

12:45 pm-4:16 pm

2 stops33h 31m

$609

MiamiCopenhagen

MIA - CPH

MIACPH

Miami

Tue 3/10

7:45 pm-5:35 pm

1 stop16h 50m

Kastrup Copenhagen

Mon 3/23

6:20 pm-3:40 pm

2 stops26h 20m

$611

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 22 results
1
2
3

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 January 23, 2026.

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 13 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 $752). 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 January 29, 2026.

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

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 January 29, 2026.
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
7.6
Good
1,864 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Food

7.1

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
7.6
Good
1,864 reviews
SWISS
7.6
Good
1,864 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Food

7.1

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
7.3
Good
1,674 reviews
SWISS
7.6
Good
1,864 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Food

7.1

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
11,206 reviews
SWISS
7.6
Good
1,864 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Food

7.1

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
7.1
Good
2,130 reviews
SWISS
7.6
Good
1,864 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Food

7.1

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
7,705 reviews
SWISS
7.6
Good
1,864 reviews

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Food

7.1

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 10 different airlines.

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

    The Key Largo to Kastrup Copenhagen flight path was viewed by 6 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 $540, Scandinavian Airlines can have you in Copenhagen from Key Largo in 9h 05m. 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 $332 and $347 on United Airlines and Lufthansa, respectively.

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

    Consider Air France (71%), Scandinavian Airlines (71%) or Delta (71%) 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 $367. On average you can expect to pay $1,296. The most popular route, (Miami - Kastrup Copenhagen), can usually be booked for $500.

  • 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 $752). 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$279Average$923FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$389Average$798FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$475Average$867FlexibilityNo cancel feeOn-time77%
SWISSCheapest$512Average$689FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$528Average$748FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$563Average$890FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$583Average$622FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$586Average$862FlexibilityNo cancel feeOn-time67%
DeltaCheapest$590Average$798FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$605Average$889FlexibilityNo cancel feeOn-time70%

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