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$269+ Cheap flights from Key Largo, FL to Frankfurt (FRA)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — FRA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Frankfurt am Main are usually found in January or February, booked 5 days in advance, depart on a Monday or Tuesday and return on a Thursday

Find flight deals from Key Largo to Frankfurt

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

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:55 pmMIA - FRA
1 stop12h 35mScandinavian Airlines
Fri 1/93:15 pmFRA - MIA
1 stop32h 50mScandinavian Airlines
Deal found 10/29$663
This Icelandair 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:15 pmMIA - FRA
1 stop12h 50mIcelandair
Thu 1/81:05 pmFRA - MIA
1 stop13h 50mIcelandair
Deal found 10/30$672
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/279:10 pmMIA - FRA
1 stop16h 55mMultiple Airlines
Wed 12/109:15 pmFRA - MIA
1 stop27h 40mMultiple Airlines
Deal found 10/29$676
This AirNGo 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/14:35 pmMIA - FRA
1 stop13h 55mTAP AIR PORTUGAL
Tue 12/166:00 amFRA - MIA
1 stop14h 50mTAP AIR PORTUGAL
Deal found 10/30$678
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:40 pmMIA - FRA
1 stop15h 30mITA Airways
Sun 12/146:00 pmFRA - MIA
1 stop28h 15mITA Airways
Deal found 10/28$679
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:55 pmMIA - FRA
1 stop17h 50mScandinavian Airlines
Sun 1/118:30 pmFRA - MIA
1 stop28h 05mScandinavian Airlines
Deal found 10/28$683
This AirNGo 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/279:45 pmMIA - FRA
1 stop14h 05mAir Europa
Wed 12/1010:45 amFRA - MIA
1 stop14h 45mAir Europa
Deal found 10/29$688
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:30 pmMIA - FRA
1 stop33h 25mTurkish Airlines
Thu 12/47:05 amFRA - MIA
1 stop29h 55mTurkish Airlines
Deal found 10/28$689

Cheap flight deals from Key Largo to Frankfurt

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

Round-trip from

$661
(AirNGo)

One-way from

$269
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$801
From Key Largo to Frankfurt am Main
Search Deals
One-way flight from Key Largo to Frankfurt am Main
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Frankfurt 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 Frankfurt am Main Airport that are best for you.

Fly from

Key Largo

Fly to

Frankfurt

Route

Depart

Return

Price

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mon 11/24

7:55 pm-2:30 pm

1 stop12h 35m

Frankfurt am Main

Tue 12/9

8:30 pm-11:23 pm

2 stops32h 53m

$744

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mon 1/19

8:40 pm-7:20 pm

2 stops16h 40m

Frankfurt am Main

Mon 2/9

10:30 am-11:20 pm

2 stops18h 50m

$750

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Sat 12/13

7:55 pm-2:30 pm

2 stops36h 35m

Frankfurt am Main

Wed 1/7

8:30 pm-6:05 pm

2 stops27h 35m

$754

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Tue 11/25

11:27 am-2:30 pm

2 stops21h 03m

Frankfurt am Main

Tue 12/2

8:30 pm-11:23 pm

2 stops32h 53m

$764

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Sun 12/28

7:55 pm-7:45 pm

1 stop17h 50m

Frankfurt am Main

Sun 1/11

8:30 pm-11:20 pm

2 stops32h 50m

$812

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Fri 12/12

7:55 pm-2:30 pm

1 stop12h 35m

Frankfurt am Main

Fri 1/9

10:30 am-11:20 pm

2 stops18h 50m

$837

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Tue 11/18

11:42 am-2:30 pm

2 stops20h 48m

Frankfurt am Main

Fri 11/21

10:00 pm-11:17 pm

2 stops31h 17m

$854

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Wed 12/31

7:55 pm-7:45 pm

2 stops17h 50m

Frankfurt am Main

Thu 1/8

7:55 am-11:20 pm

2 stops21h 25m

$883

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Thu 12/25

7:55 pm-2:30 pm

1 stop12h 35m

Frankfurt am Main

Tue 1/6

3:15 pm-6:05 pm

2 stops56h 50m

$887

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Tue 1/27

4:40 pm-7:45 am

Nonstop9h 05m

Frankfurt am Main

Tue 2/10

10:15 am-2:40 pm

Nonstop10h 25m

$904

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 21 results
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Best time to book a flight from Key Largo to Frankfurt

Have a flexible travel schedule? Discover the best time to fly to Frankfurt 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 Frankfurt am Main Airport

How far ahead should I book a flight from Key Largo to Frankfurt am Main Airport?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Frankfurt. Price data was last updated on October 24, 2025.

Booking 5 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to Frankfurt am Main Airport. 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 Frankfurt am Main Airport?

Currently, May is the cheapest month in which you can book a flight from Key Largo to Frankfurt am Main Airport (average of $397). Flying from Key Largo to Frankfurt am Main Airport in August is currently the most expensive (average of $677). 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 FRA?

Find hourly flight availability from Key Largo to Frankfurt. 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 Frankfurt am Main Airport at noon. Doing so could potentially save you 14% 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 Frankfurt am Main Airport?

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

Travelers seeking maximum savings on their Key Largo to Frankfurt am Main Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Frankfurt

Get insights into the airlines that provide service to Frankfurt. 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 Frankfurt. Reviews last updated October 30, 2025.
Read reviews from past customers who have flown United Airlines, TAP AIR PORTUGAL, and Air Europa from Key Largo to Frankfurt am Main Airport. 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.
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
TAP AIR PORTUGAL
7.1
Good
2,040 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Europa
7.0
Good
568 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Lufthansa
6.8
Okay
7,542 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Condor
6.4
Okay
385 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

  • How long is the flight from Key Largo to Frankfurt am Main Airport?

    Departing from Key Largo to Frankfurt am Main Airport will take you 12h 35m. There are 4820 mi between Key Largo and Frankfurt am Main Airport.

  • What are the most reliable airlines from Key Largo to Frankfurt am Main Airport?

    The top 3 most reliable airlines when flying from Key Largo to Frankfurt am Main Airport are Condor (83%), Alaska Airlines (83%) and Thai Airways (70%).

  • What are the cheapest flights from Key Largo to Frankfurt am Main Airport?

    Looking at all options, your cheapest flight can be booked for $390. While the most popular route (Miami - Frankfurt am Main) can be booked for $494 on average, our data indicates $1,039 when flying from Key Largo to Frankfurt am Main Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key Largo to Frankfurt 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 Frankfurt am Main Airport?

    Currently, May is the cheapest month in which you can book a flight from Key Largo to Frankfurt am Main Airport (average of $397). Flying from Key Largo to Frankfurt am Main Airport in August is currently the most expensive (average of $677). 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 Frankfurt am Main Airport?

Book flights to Frankfurt am Main Airport if you plan to visit one of these locations
Koblenz
Baden-Baden
Wurzburg
Speyer
Wiesbaden
Trier
Boppard
Mainz

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Top 10 airlines flying from Key Largo to Frankfurt

Discover the top 10 airlines that operate flights from Key Largo to Frankfurt. 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
TAP AIR PORTUGALCheapest$433Average$756FlexibilityNo cancel feeOn-timeN/A
CondorCheapest$487Average$759FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$532Average$621FlexibilityNo cancel feeOn-time77%
DeltaCheapest$536Average$885FlexibilityNo cancel feeOn-timeN/A
Air EuropaCheapest$578Average$702FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$604Average$950FlexibilityNo cancel feeOn-time71%
IberiaCheapest$614Average$712FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$682Average$927FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$713Average$1,022FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$714Average$1,100FlexibilityNo cancel feeOn-time76%

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