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$295+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — FRA
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 Frankfurt am Main are usually found in January or February, booked 10 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap 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 January 29, 2026.

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.
Wed 4/294:30 pm
MIA
-
FRA
1 stop23h 50m
TAP AIR PORTUGAL
Wed 5/136:05 am
FRA
-
MIA
1 stop14h 25m
TAP AIR PORTUGAL
Deal found 1/28$528
This AirNGo deal was found by Cheapflights users on 1/29. 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.
Sun 2/111:50 pm
MIA
-
FRA
1 stop16h 50m
TAP AIR PORTUGAL
Tue 2/175:45 pm
FRA
-
MIA
1 stop27h 05m
TAP AIR PORTUGAL
Deal found 1/29$532
This Icelandair 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:15 pm
MIA
-
FRA
1 stop16h 05m
Icelandair
Thu 4/302:00 pm
FRA
-
MIA
1 stop13h 55m
Icelandair
Deal found 1/27$547
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.
Thu 2/124:35 pm
MIA
-
FRA
1 stop13h 55m
TAP AIR PORTUGAL
Mon 2/165:45 pm
FRA
-
MIA
1 stop27h 05m
TAP AIR PORTUGAL
Deal found 1/27$548
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:15 pm
MIA
-
FRA
1 stop12h 45m
Icelandair
Sat 5/22:00 pm
FRA
-
MIA
1 stop13h 55m
Icelandair
Deal found 1/27$552
This oojo deal was found by Cheapflights users on 1/26. 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 3/34:35 pm
MIA
-
FRA
1 stop13h 55m
TAP AIR PORTUGAL
Wed 3/111:25 pm
FRA
-
MIA
1 stop14h 25m
TAP AIR PORTUGAL
Deal found 1/26$556
This flugladen.de 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/226:15 pm
MIA
-
FRA
1 stop12h 50m
Icelandair
Tue 3/312:00 pm
FRA
-
MIA
1 stop13h 55m
Icelandair
Deal found 1/28$557
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.
Wed 2/44:35 pm
MIA
-
FRA
1 stop24h 05m
TAP AIR PORTUGAL
Wed 2/116:00 am
FRA
-
MIA
1 stop14h 50m
TAP AIR PORTUGAL
Deal found 1/27$558
This oojo deal was found by Cheapflights users on 1/29. 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.
Tue 4/284:30 pm
MIA
-
FRA
1 stop23h 50m
TAP AIR PORTUGAL
Tue 5/126:05 am
FRA
-
MIA
1 stop14h 25m
TAP AIR PORTUGAL
Deal found 1/29$559
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:30 pm
MIA
-
FRA
1 stop23h 50m
TAP AIR PORTUGAL
Fri 5/17:40 pm
FRA
-
MIA
1 stop24h 50m
TAP AIR PORTUGAL
Deal found 1/27$565
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:45 pm
MIA
-
FRA
1 stop30h 00m
Air Europa
Tue 3/1010:45 am
FRA
-
MIA
1 stop14h 45m
Air Europa
Deal found 1/26$568
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.
Wed 4/293:50 am
MIA
-
FRA
1 stop26h 40m
TAP AIR PORTUGAL
Mon 5/116:05 am
FRA
-
MIA
1 stop14h 30m
TAP AIR PORTUGAL
Deal found 1/27$578

Find 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 January 29, 2026.

Round-trip from

$528
(oojo)

One-way from

$295
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$589
From Key Largo to Frankfurt am Main
Search Deals
One-way flight from Key Largo to Frankfurt am Main
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 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 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 January 29, 2026.
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

Fri 4/24

6:15 pm-1:00 pm

1 stop12h 45m

Frankfurt am Main

Tue 4/28

2:00 pm-9:55 pm

1 stop13h 55m

$547

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mon 2/23

8:40 pm-2:30 pm

1 stop11h 50m

Frankfurt am Main

Fri 2/27

3:15 pm-6:35 pm

1 stop33h 20m

$594

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Thu 3/5

11:34 am-2:30 pm

2 stops20h 56m

Frankfurt am Main

Mon 3/16

11:05 am-7:35 pm

1 stop13h 30m

$636

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Sun 2/22

6:00 am-8:40 am

1 stop20h 40m

Frankfurt am Main

Mon 3/9

11:50 am-3:50 pm

1 stop33h 00m

$641

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Tue 2/24

11:34 am-7:50 am

1 stop14h 16m

Frankfurt am Main

Wed 3/11

10:15 am-3:50 pm

1 stop34h 35m

$641

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Wed 2/25

11:34 am-11:15 am

2 stops17h 41m

Frankfurt am Main

Mon 3/9

2:15 pm-3:50 pm

1 stop30h 35m

$645

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Wed 2/25

3:20 pm-8:40 am

1 stop11h 20m

Frankfurt am Main

Wed 3/4

6:55 am-6:54 pm

2 stops17h 59m

$649

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Sun 4/12

8:00 am-9:50 am

1 stop19h 50m

Frankfurt am Main

Wed 4/22

10:15 am-9:50 pm

2 stops17h 35m

$649

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Sun 2/22

6:00 am-8:40 am

1 stop20h 40m

Frankfurt am Main

Thu 3/12

6:55 am-6:54 pm

2 stops16h 59m

$651

MiamiFrankfurt am Main

MIA - FRA

MIAFRA

Miami

Mon 2/23

8:05 am-7:50 am

1 stop17h 45m

Frankfurt am Main

Thu 3/12

6:55 am-6:54 pm

2 stops16h 59m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

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 January 23, 2026.

Booking 10 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 $399). 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 January 29, 2026.

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.

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 January 29, 2026.

The most flights from KE9 to FRA are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

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 January 29, 2026.
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
9,215 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
TAP AIR PORTUGAL
7.1
Good
2,130 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Air Europa
6.9
Okay
587 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,754 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Condor
6.4
Okay
399 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 11h 50m. There are 4820 mi between Key Largo and Frankfurt am Main Airport. 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 Frankfurt am Main Airport one-way?

    $264 is the cheapest one-way deal found within the past few days, from Condor. You may also be able to find cheap deals on Air Europa and TAP AIR PORTUGAL, with prices starting from $334 and $336, 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 Austrian Airlines (55%), United Airlines (55%) and Lufthansa (55%).

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

    Looking at all options, your cheapest flight can be booked for $309. While the most popular route (Miami - Frankfurt am Main) can be booked for $413 on average, our data indicates $1,397 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 $399). 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
Wurzburg
Baden-Baden
Speyer
Wiesbaden
Heilbronn
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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$403Average$767FlexibilityNo cancel feeOn-timeN/A
CondorCheapest$500Average$781FlexibilityNo cancel feeOn-time76%
DeltaCheapest$536Average$885FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$548Average$636FlexibilityNo cancel feeOn-time77%
Air EuropaCheapest$551Average$717FlexibilityNo cancel feeOn-time83%
IberiaCheapest$614Average$712FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$682Average$899FlexibilityNo cancel feeOn-time70%
ITA AirwaysCheapest$697Average$1,104FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$704Average$954FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$712Average$1,006FlexibilityNo cancel feeOn-time69%

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