title: European route E661
text: # European route E661
  
  European route E 661 is a part of the inter-European road system. This Class B north–south route is 449 kilometres (279 mi) long and it connects Lake Balaton in Hungary via western Slavonia in Croatia with Bosanska Krajina and central Bosnia.
  
  ## Itinerary
  
  The E 661 routes through three European countries:
  
  * Hungary
     * 68: Balatonkeresztúr ( E71) - Nagyatád - Barcs
  * Croatia
     * D5: Terezino Polje - Virovitica - Grubišno Polje - Daruvar - Pakrac - Lipik - Okučani ( E70) - Stara Gradiška
  * Bosnia and HerzegovinaEuropean route E661 near Laktaši, Bosnia and Herzegovina
     * E661: Gradiška - Banja Luka
     * M-16: Banja Luka - Jajce (Start of Concurrency of E761) - Donji Vakuf
     * M-5: Donji Vakuf - Travnik - Zenica ( E73)
  