One of the biggest entry routes for migrants into the EU is via international airports: most of those who currently reside in the EU illegally, originally entered in possession of valid travel documents and a visa whose validity period they have since overstayed.
Migratory routes map
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Central Mediterranean route Number of illegal border crossings in 2015 (Jan-Sep): 128 619
Top 3 nationalities of migrants:
Eritrea 32 966Nigeria 16 352Unspecified sub-Saharan nationals 12 173read more read more -
Western Mediterranean route Number of illegal border crossings in 2015 (Jan-Aug): 7 892
Top 3 nationalities of migrants:
Syria 4 294Guinea 824Algeria 547read more read more -
Western African route Number of illegal border crossings in 2015 (Jan-Aug): 214
Top 3 nationalities of migrants:
Guinea 61Marocco 25Gambia 22read more read more -
Western Balkan route Number of illegal border crossings in 2015 (Jan-Sep): 204 630
Top 3 nationalities of migrants:
Syria 88 149Afghanistan 52 995Kosovo 23 547read more read more -
Eastern Borders route Number of illegal border crossings in 2015 (Jan-Aug): 1 206
Top 3 nationalities of migrants:
Viet Nam 319Afganistan 283Syria 105read more read more -
Eastern Mediterranean route Number of illegal border crossings in 2015 (Jan-Sep): 359 171
Top 3 nationalities of migrants:
Syria 248 810Afghanistan 66 765Iraq 18 884read more read more -
Circular route from Albania to Greece Number of illegal border crossings in 2015 (Jan-Aug): 5 843
Top 3 nationalities of migrants:
Albania 5 806FYR of Macedonia 10Georgia 9read more read more -
Apulia and Calabria route Number of illegal border crossings in 2015 (Jan-Sep)
Included in Central Mediterranean route read more read more
Source: Frontex operational data