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Cheap flights from Frankfurt am Main Airport to San José from £396

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 26/6. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — SJO
17 Jun — 24 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Frankfurt to San José

Enter your travel dates to find the best prices.

Cheapest flights from Frankfurt to San José
Explore the most affordable flight options available from Frankfurt to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 May 2026.

Thu 12/1107:20
FRA
-
SJO
2 stops19h 33m
United Airlines
Thu 12/1123:28
SJO
-
FRA
1 stop24h 57m
United Airlines
Deal found 14/5£637
Sun 30/808:20
FRA
-
SJO
2 stops19h 59m
United Airlines
Sat 12/907:55
SJO
-
FRA
1 stop19h 20m
United Airlines
Deal found 18/5£638
Sat 17/1017:10
FRA
-
SJO
2 stops27h 11m
United Airlines
Thu 26/1123:28
SJO
-
FRA
2 stops24h 42m
United Airlines
Deal found 18/5£639
Mon 28/1211:30
FRA
-
SJO
2 stops37h 46m
United Airlines
Sun 17/108:45
SJO
-
FRA
1 stop19h 55m
United Airlines
Deal found 16/5£639
Wed 26/808:20
FRA
-
SJO
2 stops35h 18m
United Airlines
Tue 15/913:25
SJO
-
FRA
2 stops33h 55m
United Airlines
Deal found 15/5£642
Tue 25/808:50
FRA
-
SJO
2 stops18h 47m
United Airlines
Mon 14/908:45
SJO
-
FRA
1 stop22h 30m
United Airlines
Deal found 15/5£642
Sat 3/1017:10
FRA
-
SJO
2 stops26h 28m
United Airlines
Thu 15/1007:55
SJO
-
FRA
2 stops18h 00m
United Airlines
Deal found 14/5£643
Mon 9/1111:05
FRA
-
SJO
1 stop15h 48m
United Airlines
Mon 9/1123:28
SJO
-
FRA
2 stops23h 07m
United Airlines
Deal found 14/5£644
Thu 1/1012:20
FRA
-
SJO
2 stops31h 18m
United Airlines
Sat 24/1013:25
SJO
-
FRA
1 stop15h 15m
United Airlines
Deal found 13/5£645
Thu 13/813:55
FRA
-
SJO
1 stop30h 26m
United Airlines
Tue 22/907:55
SJO
-
FRA
3 stops38h 35m
United Airlines
Deal found 16/5£645
Thu 12/1113:20
FRA
-
SJO
1 stop26h 12m
United Airlines
Tue 1/1208:45
SJO
-
FRA
1 stop19h 55m
United Airlines
Deal found 18/5£646
Wed 19/811:10
FRA
-
SJO
1 stop17h 09m
United Airlines
Tue 8/907:55
SJO
-
FRA
1 stop19h 20m
United Airlines
Deal found 15/5£647

Find flight deals from Frankfurt to San José

Discover tips and strategies to find the most affordable flight options for your journey from Frankfurt (FRA) to San José (SJO). 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 18 May 2026.

Round-trip from

£637

One-way from

£396

Popular in

December

Cheapest in

September

Average price

£653
Lufthansa
  • Lufthansa
  • 30/6-7/7
  • 2 total stops
  • 46h 35m total
  • Frankfurt am Main to San José
Search Deals
KLM
  • KLM
  • 26/6
  • 1 total stop
  • 34h 27m total
  • Frankfurt am Main to San José
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Frankfurt to San José 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 858,174 searches. Data last updated 18 May 2026.
Use the filters below to find and compare flights from Frankfurt am Main Airport to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Sat 22/8

12:40-12:21

2 stops31h 41m

San José Juan Santamaria Intl

Fri 4/9

07:55-11:15

1 stop19h 20m

£639
Fastest return journey

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Thu 10/9

08:50-19:37

2 stops18h 47m

San José Juan Santamaria Intl

Thu 8/10

07:55-08:15

1 stop16h 20m

£639

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Tue 29/9

13:55-19:37

1 stop37h 42m

San José Juan Santamaria Intl

Thu 1/10

07:55-08:15

1 stop16h 20m

£639

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Wed 4/11

11:05-19:53

1 stop15h 48m

San José Juan Santamaria Intl

Fri 11/12

09:40-14:55

1 stop22h 15m

£639

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Tue 16/6

20:45-14:05

1 stop25h 20m

San José Juan Santamaria Intl

Tue 30/6

19:25-14:45

Nonstop11h 20m

£669

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Sun 31/5

17:30-07:15

1 stop21h 45m

San José Juan Santamaria Intl

Tue 16/6

11:13-11:15

1 stop16h 02m

£674

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Tue 11/8

08:50-12:21

2 stops35h 31m

San José Juan Santamaria Intl

Wed 26/8

13:25-06:30

2 stops33h 05m

£674

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Mon 3/8

08:50-10:11

2 stops33h 21m

San José Juan Santamaria Intl

Wed 19/8

07:15-09:10

1 stop17h 55m

£719

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Tue 4/8

13:55-10:11

1 stop28h 16m

San José Juan Santamaria Intl

Mon 10/8

08:45-15:15

1 stop22h 30m

£721

Frankfurt am MainSan José

FRA - SJO

FRASJO

Frankfurt am Main

Fri 12/6

12:40-10:11

2 stops29h 31m

San José Juan Santamaria Intl

Sat 4/7

07:15-12:30

2 stops21h 15m

£725

Flights are sorted by cheapest return flights first.

Deals found on 18/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Frankfurt to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Frankfurt with our price prediction graph.
Estimated return 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 Frankfurt am Main Airport to San José

How far ahead should I book a flight from Frankfurt am Main Airport to San José?

To ensure you get the cheapest price possible for a flight from Frankfurt am Main Airport to San José, you should look to book at least 25 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Frankfurt am Main Airport to San José?

Currently, September is the cheapest month in which you can book a flight from Frankfurt am Main Airport to San José (average of £597). Flying from Frankfurt am Main Airport to San José in December is currently the most expensive (average of £913). 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 FRA to SJO?

Find hourly flight availability from Frankfurt to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Frankfurt am Main Airport to San José as you normally would.

How much does it cost for a return flight from Frankfurt am Main Airport to San José?

Related info for your journey

Find useful and relevant information for your journey from Frankfurt to San José. 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 San José from Frankfurt am Main?

    Located just 8.8 mi from the city center, San José Juan Santamaria Intl is the airport most travelers will use when flying to San José from Frankfurt am Main. Booking flights from Frankfurt am Main to Juan Santamaria Intl (SJO) should be relatively easy as there are 0 daily inbound flights from Frankfurt am Main from 0 different airlines.

  • How long is the flight from Frankfurt am Main Airport to San José?

    Departing from Frankfurt am Main Airport to San José will take you 18h 47m. Frankfurt am Main Airport and San José are separated by a distance of 5808 mi.

  • Can I find deals for flights from Frankfurt to San José that include hotel bookings?

    Yes. In addition to deals on Frankfurt to San José flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Frankfurt to San José?

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

  • Can I find deals for business class flights from Frankfurt to San José?

    Yes. Cheapflights offers flight deals from Frankfurt to San José 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 Frankfurt am Main Airport to San José?

    Currently, September is the cheapest month in which you can book a flight from Frankfurt am Main Airport to San José (average of £597). Flying from Frankfurt am Main Airport to San José in December is currently the most expensive (average of £913). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to San José by adding a car hire and/or hotel booking to your travel itinerary.
San José Juan Santamaria Intl Airport car hire
Liberia car hire

Fly with Cheapflights

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How does Cheapflights help users find flights from Frankfurt to San José?

Deals for Frankfurt to San José flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Frankfurt to San José?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Frankfurt to San José.

Can Cheapflights find flights from Frankfurt to San José with no change fees?

Yes! Cheapflights helps users easily find flights from Frankfurt to San José with no change fees.

Can Cheapflights notify me if prices for flights from Frankfurt to San José become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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