FRA - OSI

140€ Find Cheap Flights from Frankfurt am Main to Osijek – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
228 €
Typical prices: 346 €-456 €
Croatia Airlines
Tue 16.10.Fri 19.10.
FRA - OSI • 2 stops
Cheapest one-way flight
140 €
Typical prices: 200 €-281 €
Croatia Airlines
Fri 19.10.
FRA - OSI • 1 stop
When to travel
November
Cheapest • 32% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Zagreb Franjo Tuđman (ZAG)
Cheapest • Avg 362 € (return)
Munich Franz Josef Strauss (MUC)
Shortest trip • 4h 18m (one-way)
Insights
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Flight Deals

Cheap Flights from Frankfurt am Main to Osijek (FRA-OSI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Frankfurt to Osijek

Fri, 16. Oct - Mon, 19. Oct
Croatia Airlines Logo
20:45 - 20:15FRA  Frankfurt am Main-OSI Osijek
47h 30m2 stops Zagreb Franjo Tuđman Dubrovnik
Croatia Airlines Logo
6:30 - 10:40OSI  Osijek-FRA Frankfurt am Main
4h 10m1 stop Zagreb Franjo Tuđman
228 €Croatia Airlines
Sun, 11. Oct - Fri, 16. Oct
Croatia Airlines Logo
20:45 - 8:50FRA  Frankfurt am Main-OSI Osijek
12h 05m1 stop Zagreb Franjo Tuđman
Croatia Airlines Logo
16:00 - 9:15OSI  Osijek-FRA Frankfurt am Main
17h 15m1 stop Zagreb Franjo Tuđman
243 €Croatia Airlines
Thu, 1. Oct - Mon, 5. Oct
Croatia Airlines Logo
20:45 - 21:50FRA  Frankfurt am Main-OSI Osijek
25h 05m1 stop Zagreb Franjo Tuđman
Croatia Airlines Logo
16:00 - 9:15OSI  Osijek-FRA Frankfurt am Main
17h 15m1 stop Zagreb Franjo Tuđman
243 €Croatia Airlines
Thu, 1. Oct - Mon, 5. Oct
Croatia Airlines Logo
20:45 - 21:50FRA  Frankfurt am Main-OSI Osijek
25h 05m1 stop Zagreb Franjo Tuđman
Croatia Airlines Logo
16:00 - 9:15OSI  Osijek-FRA Frankfurt am Main
17h 15m1 stop Zagreb Franjo Tuđman
245 €Croatia Airlines
Sun, 11. Oct - Sun, 18. Oct
Croatia Airlines Logo
20:45 - 21:50FRA  Frankfurt am Main-OSI Osijek
25h 05m1 stop Zagreb Franjo Tuđman
Croatia Airlines Logo
16:00 - 9:15OSI  Osijek-FRA Frankfurt am Main
17h 15m1 stop Zagreb Franjo Tuđman
246 €Croatia Airlines
Thu, 1. Oct - Mon, 5. Oct
Croatia Airlines Logo
20:45 - 21:50FRA  Frankfurt am Main-OSI Osijek
25h 05m1 stop Zagreb Franjo Tuđman
Croatia Airlines Logo
16:00 - 9:15OSI  Osijek-FRA Frankfurt am Main
17h 15m1 stop Zagreb Franjo Tuđman
246 €Croatia Airlines
Fri, 23. Oct - Fri, 30. Oct
Multiple Airlines Logo
7:15 - 21:50FRA  Frankfurt am Main-OSI Osijek
14h 35m2 stops Munich Franz Josef Strauss Zagreb Franjo Tuđman
Multiple Airlines Logo
6:30 - 10:40OSI  Osijek-FRA Frankfurt am Main
4h 10m1 stop Zagreb Franjo Tuđman
286 €Multiple Airlines
Thu, 1. Oct - Mon, 5. Oct
Multiple Airlines Logo
20:45 - 8:50FRA  Frankfurt am Main-OSI Osijek
12h 05m1 stop Zagreb Franjo Tuđman
Multiple Airlines Logo
7:50 - 12:00OSI  Osijek-FRA Frankfurt am Main
4h 10m1 stop Munich Franz Josef Strauss
287 €Multiple Airlines
Fri, 16. Oct - Fri, 30. Oct
Multiple Airlines Logo
18:00 - 21:50FRA  Frankfurt am Main-OSI Osijek
3h 50m1 stop Zagreb Franjo Tuđman
Multiple Airlines Logo
6:30 - 22:00OSI  Osijek-FRA Frankfurt am Main
15h 30m2 stops Zagreb Franjo Tuđman Munich Franz Josef Strauss
288 €Multiple Airlines
Thu, 1. Oct - Mon, 5. Oct
Multiple Airlines Logo
20:45 - 21:50FRA  Frankfurt am Main-OSI Osijek
25h 05m1 stop Zagreb Franjo Tuđman
Multiple Airlines Logo
6:30 - 19:30OSI  Osijek-FRA Frankfurt am Main
13h 00m2 stops Zagreb Franjo Tuđman Belgrade Nikola Tesla
303 €Multiple Airlines
Booking Insights

Price, demand, and travel trends for Frankfurt am Main Airport to Osijek flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Frankfurt am Main Airport to Osijek with more confidence.

How much is a return flight from Frankfurt am Main Airport to Osijek?

Return flights from Frankfurt am Main Airport to Osijek start at 228 €. Prices are below average for this route right now, with typical return fares ranging from 346 € to 456 €. The lowest price found in the past 5 days was 228 € on Croatia Airlines.

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Key details for Frankfurt am Main Airport to Osijek flights

Low season

March

Cheapest flight

140 €
Best time to beat the crowds (10% less expensive on average)
Flights from Frankfurt am Main Airport to Osijek

When to book flights from Frankfurt to Osijek

Are your dates flexible? Find out the best times to travel from Frankfurt to Osijek based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Frankfurt am Main Airport to Osijek flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Frankfurt am Main Airport to Osijek?

    Flights from Frankfurt am Main Airport to Osijek usually depart from Frankfurt am Main (FRA) and arrive at Osijek (OSI).

  • Which cabin classes can I book on flights from Frankfurt am Main Airport to Osijek?

    Only Economy class is available on flights from Frankfurt am Main Airport to Osijek.

  • Which airports do connecting flights from Frankfurt am Main Airport to Osijek pass through?

    Connecting flights from Frankfurt am Main Airport to Osijek most commonly pass through:

    • Munich Franz Josef Strauss (MUC) – 68% of one-stop connections
    • Zagreb Franjo Tuđman (ZAG) – 32% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Frankfurt am Main Airport to Osijek?

    Yes. Being flexible with your travel dates can save you up to 44% on the Frankfurt am Main Airport to Osijek route. Thursday is the cheapest departure day at 249 € return on average, while Tuesday is the most expensive at 440 €, a difference of 190 €. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Frankfurt am Main Airport to Osijek?

    There are currently no direct flights available from Frankfurt am Main Airport to Osijek. Flights with 1 stopover take between 4h 03m and 4h 18m in total, depending on the connection.

  • Do I need a passport to fly from Frankfurt am Main Airport to Osijek?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Frankfurt am Main Airport to Osijek changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about 228 € to 716 €. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Frankfurt am Main Airport to Osijek looking right now?

    One-way fares from Frankfurt am Main Airport to Osijek are currently lower than usual. Average one-way flight prices are about 212 €, which is 9% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Frankfurt am Main Airport to Osijek?

    Flying via Zagreb Franjo Tuđman (ZAG) gives the shortest average 1-stop total travel time of 4h 03m, compared to 4h 18m via Munich Franz Josef Strauss (MUC).

  • How much should I expect to pay for a Frankfurt am Main Airport to Osijek flight?

    Return flights from Frankfurt am Main Airport to Osijek range from 346 € to 456 €, with an average of 386 € over the past 12 months. Anything below 346 € counts as a good deal.

Your guide to booking Frankfurt am Main Airport to Osijek flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure instead of Tuesday. On this route, Thursday flights average 249 € – about 190 € less than Tuesday (43% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Frankfurt am Main Airport to Osijek trip for November. Fares historically average 264 € return in that month – typically 225 € less than the most expensive month, which is August (based on the last 12 months).

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