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Frankfurt

$198+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — FRA
Feb 22 — Mar 11
Sun 2/22
Sun 3/1
1 adult, Economy
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Cheap flight deals from Luis Munoz Marin Intl to Frankfurt

Cheapest flights from Luis Munoz Marin Intl to Frankfurt
Explore the most affordable flight options available from Luis Munoz Marin Intl to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 23, 2026.

This United Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 4/287:20 am
SJU
-
FRA
1 stop22h 50m
United Airlines
Tue 5/128:50 am
FRA
-
SJU
1 stop17h 44m
United Airlines
Deal found 1/21$496
This United Airlines deal was found by Cheapflights users on 1/22. 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.
Sun 2/12:05 am
SJU
-
FRA
1 stop26h 05m
United Airlines
Tue 2/178:40 am
FRA
-
SJU
1 stop17h 20m
United Airlines
Deal found 1/22$498
This British Airways deal was found by Cheapflights users on 1/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:43 am
SJU
-
FRA
2 stops20h 07m
British Airways
Tue 5/126:40 am
FRA
-
SJU
2 stops34h 13m
British Airways
Deal found 1/21$510
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Mon 2/27:45 am
SJU
-
FRA
1 stop22h 55m
United Airlines
Mon 2/2311:30 am
FRA
-
SJU
2 stops38h 30m
United Airlines
Deal found 1/21$535

Find flight deals from Luis Munoz Marin Intl to Frankfurt

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Frankfurt (FRA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$496
(United Airlines)

One-way from

$198
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$756
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Frankfurt am Main flight deals.
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Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Frankfurt am Main flights.
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From San Juan Luis Munoz Marin Intl to Frankfurt am Main
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One-way flight from San Juan Luis Munoz Marin Intl to Frankfurt am Main
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Luis Munoz Marin Intl 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 23, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Frankfurt

Route

Depart

Return

Price

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Tue 4/28

10:03 am-1:50 pm

2 stops21h 47m

Frankfurt am Main

Tue 5/12

10:40 am-9:13 am

2 stops28h 33m

$511

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Mon 2/2

5:50 pm-4:05 pm

2 stops17h 15m

Frankfurt am Main

Tue 2/17

9:00 am-10:22 pm

2 stops18h 22m

$536

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Tue 4/28

7:30 am-8:55 am

1 stop19h 25m

Frankfurt am Main

Tue 5/12

11:50 am-11:43 pm

1 stop17h 53m

$547

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Tue 5/19

1:25 pm-6:05 pm

2 stops22h 40m

Frankfurt am Main

Thu 5/21

5:10 pm-9:24 pm

1 stop34h 14m

$549

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Fri 3/6

5:50 pm-7:10 am

1 stop32h 20m

Frankfurt am Main

Mon 3/16

12:15 pm-12:17 pm

2 stops29h 02m

$554

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Mon 2/2

2:15 pm-1:00 pm

2 stops17h 45m

Frankfurt am Main

Tue 2/17

1:30 pm-12:36 am

1 stop16h 06m

$556

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Mon 3/30

7:20 am-12:05 pm

2 stops22h 45m

Frankfurt am Main

Tue 4/14

12:20 pm-9:24 pm

1 stop15h 04m

$557

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Thu 3/5

2:05 am-7:25 am

2 stops24h 20m

Frankfurt am Main

Mon 3/16

9:45 am-11:49 am

2 stops31h 04m

$563

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Tue 5/19

1:31 pm-1:50 pm

2 stops18h 19m

$198

San JuanFrankfurt am Main

SJU - FRA

SJUFRA

San Juan Luis Munoz Marin Intl

Tue 5/19

3:56 pm-2:05 pm

1 stop16h 09m

$226

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 15 results
1
2
  • Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Frankfurt am Main Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Frankfurt am Main Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Frankfurt am Main Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Frankfurt am Main Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Juan Luis Munoz Marin Intl Airport-Frankfurt am Main Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Luis Munoz Marin Intl to Frankfurt

Have a flexible travel schedule? Discover the best time to fly to Frankfurt from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport?

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to Frankfurt. Price data was last updated on January 16, 2026.

The best time to book flights from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport is 14 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport?

Currently, March is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport (average of $575). Flying from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport in July is currently the most expensive (average of $857). 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.

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 23, 2026.
See what other customers who have flown with Delta, Virgin Atlantic, and United Airlines from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,096 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
8,096 reviews
Delta
7.9
Good
8,096 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,096 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
9,193 reviews
Delta
7.9
Good
8,096 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
11,177 reviews
Delta
7.9
Good
8,096 reviews

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport?

    There are many flights that can get you from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport in 17h 15m. Fly via United Airlines or KLM to get the fastest option. There are 4566 mi between San Juan Luis Munoz Marin Intl Airport 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 flying from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport round-trip?

    Cheapflights users have booked flights from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport round-trip from $584. Other airlines that can offer you cheap pricing are Delta, from $597, and American Airlines, from $645. You may be able to fly from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport for 32% less than the average price by searching for these airlines.

  • Can I find deals for flights from Luis Munoz Marin Intl to Frankfurt that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Frankfurt flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Frankfurt?

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

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Frankfurt?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport?

    Currently, March is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport (average of $575). Flying from San Juan Luis Munoz Marin Intl Airport to Frankfurt am Main Airport in July is currently the most expensive (average of $857). 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 4 airlines flying from Luis Munoz Marin Intl to Frankfurt

Discover the top 4 airlines that operate flights from Luis Munoz Marin Intl 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$584Average$1,142FlexibilityNo cancel feeOn-time72%
DeltaCheapest$597Average$885FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$645Average$892FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$652Average$823FlexibilityNo cancel feeOn-time69%

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