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$320+ 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — FRA
Aug 5 — Aug 121
Di 8/5
Di 8/12
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 7 days in advance, depart on a Tuesday or Monday and return on a Thursday

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 Juli 31, 2025.

Round-trip from

$666
(Mytrip)

One-way from

$320
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$899
From Key Largo to Frankfurt am Main
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One-way flight from Key Largo to Frankfurt am Main
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Highest demand for flights based on searches. 14% potential increase in price ($125 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 Juli 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 10/2912:35 amMIA - FRA
2 stops28h 10mMultiple Airlines
Do 11/139:00 amFRA - MIA
1 stop15h 45mMultiple Airlines
Deal found 7/29$666
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 8/510:10 pmMIA - FRA
Nonstop9h 30mCondor
Fr 8/153:10 pmFRA - MIA
Nonstop10h 40mCondor
Deal found 7/30$667
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/207:55 amMIA - FRA
1 stop18h 15mAir Canada
Mi 9/2410:00 amFRA - MIA
1 stop17h 34mAir Canada
Deal found 7/29$669
This Scandinavian Airlines deal was found by Cheapflights users on 7/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 10/227:05 amMIA - FRA
2 stops25h 35mScandinavian Airlines
Di 11/43:15 pmFRA - MIA
1 stop32h 50mScandinavian Airlines
Deal found 7/29$675
This AirNGo deal was found by Cheapflights users on 7/29. 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.
Sa 8/911:19 amMIA - FRA
1 stop15h 21mVirgin Atlantic
Sa 9/1310:40 amFRA - MIA
1 stop34h 37mVirgin Atlantic
Deal found 7/29$682
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Mi 10/227:30 pmMIA - FRA
1 stop15h 55mITA Airways
Di 11/411:50 amFRA - MIA
1 stop15h 05mITA Airways
Deal found 7/29$683
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Mi 10/295:40 pmMIA - FRA
Nonstop9h 05mLufthansa
Mi 11/1210:15 amFRA - MIA
Nonstop10h 25mLufthansa
Deal found 7/31$688
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 11/211:50 pmMIA - FRA
1 stop16h 50mTAP AIR PORTUGAL
So 11/166:00 amFRA - MIA
1 stop22h 05mTAP AIR PORTUGAL
Deal found 7/30$690
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 8/114:40 pmMIA - FRA
Nonstop9h 15mUnited Airlines
Mo 8/2510:45 amFRA - MIA
Nonstop9h 55mUnited Airlines
Deal found 7/30$692
This Iberia deal was found by Cheapflights users on 7/30. 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.
Mo 8/1111:50 amMIA - FRA
1 stop13h 30mIberia
Mo 8/259:20 amFRA - MIA
1 stop17h 36mIberia
Deal found 7/30$697
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 8/712:46 pmMIA - FRA
2 stops23h 34mBritish Airways
Mi 8/209:20 amFRA - MIA
1 stop13h 32mBritish Airways
Deal found 7/30$707

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 Juli 31, 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

Mi 10/29

12:35 am-9:45 am

2 stops28h 10m

Frankfurt am Main

Do 11/13

9:00 am-6:45 pm

1 stop15h 45m

$666

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mo 9/22

7:10 am-2:40 pm

2 stops25h 30m

Frankfurt am Main

Mi 10/1

8:30 pm-11:10 pm

2 stops32h 40m

$668

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mi 8/20

7:55 am-8:10 am

1 stop18h 15m

Frankfurt am Main

Mi 9/24

10:00 am-9:34 pm

1 stop17h 34m

$669

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mo 9/15

8:25 pm-11:55 am

Nonstop9h 30m

Frankfurt am Main

Sa 9/27

1:15 pm-5:55 pm

Nonstop10h 40m

$682

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mi 10/22

7:30 pm-5:25 pm

1 stop15h 55m

Frankfurt am Main

Di 11/4

11:50 am-8:55 pm

1 stop15h 05m

$683

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mi 10/29

5:40 pm-7:45 am

Nonstop9h 05m

Frankfurt am Main

Mi 11/12

10:15 am-2:40 pm

Nonstop10h 25m

$688

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

So 11/2

11:50 pm-10:40 pm

1 stop16h 50m

Frankfurt am Main

So 11/16

6:00 am-10:05 pm

1 stop22h 05m

$690

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mo 8/11

4:40 pm-7:55 am

Nonstop9h 15m

Frankfurt am Main

Mo 8/25

10:45 am-2:40 pm

Nonstop9h 55m

$692

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mi 8/13

10:15 pm-10:00 am

1 stop29h 45m

Frankfurt am Main

Di 9/2

2:25 pm-8:20 pm

1 stop35h 55m

$694

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mo 8/11

11:50 am-7:20 am

1 stop13h 30m

Frankfurt am Main

Mo 8/25

9:20 am-8:56 pm

1 stop17h 36m

$697

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 15 results
1
2

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 July 25, 2025.

Booking 7 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, January is the cheapest month in which you can book a flight from Key Largo to Frankfurt am Main Airport (average of $729). Flying from Key Largo to Frankfurt am Main Airport in June is currently the most expensive (average of $1,088). 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 Juli 31, 2025.

When flying from Key Largo to Frankfurt am Main Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 Monday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to Frankfurt am Main Airport

Explore weekly flight availability from Key Largo to Frankfurt. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated Juli 31, 2025.

The most flights from KE9 to FRA are scheduled on a Monday (6 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Key Largo to Frankfurt am Main Airport?

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 Juli 31, 2025.
Read reviews from past customers who have flown United Airlines, Scandinavian Airlines, and Turkish Airlines 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
8,902 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,902 reviews
United Airlines
7.4
Good
8,902 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Scandinavian Airlines
7.4
Good
1,457 reviews
United Airlines
7.4
Good
8,902 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,933 reviews
United Airlines
7.4
Good
8,902 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,842 reviews
United Airlines
7.4
Good
8,902 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
1,933 reviews
United Airlines
7.4
Good
8,902 reviews

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • What are the cheapest airlines to fly from Key Largo to Frankfurt am Main Airport one-way?

    $322 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on TAP AIR PORTUGAL and British Airways, with prices starting from $335 and $350, respectively.

  • 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 (66%), Alaska Airlines (66%) and Thai Airways (63%).

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

    Looking at all options, your cheapest flight can be booked for $317. While the most popular route (Miami - Frankfurt am Main) can be booked for $545 on average our data indicates $1,733 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, January is the cheapest month in which you can book a flight from Key Largo to Frankfurt am Main Airport (average of $729). Flying from Key Largo to Frankfurt am Main Airport in June is currently the most expensive (average of $1,088). 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
Wiesbaden
Speyer
Trier
Boppard
Mainz

Browse thousands of different options on Cheapflights for your next trip

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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 Juli 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
CondorCheapest$482Average$743FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$532Average$589FlexibilityNo cancel feeOn-time77%
DeltaCheapest$536Average$885FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$557Average$871FlexibilityNo cancel feeOn-time71%
TAP AIR PORTUGALCheapest$562Average$784FlexibilityNo cancel feeOn-timeN/A
Air EuropaCheapest$578Average$702FlexibilityNo cancel feeOn-time83%
British AirwaysCheapest$584Average$740FlexibilityNo cancel feeOn-time70%
IberiaCheapest$614Average$710FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$729Average$779FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$736Average$1,077FlexibilityNo cancel feeOn-time69%

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