This 100-ml packaging is small enough for you to bring in your carry-on on a plane. If you're having trouble picking a fragrance, this one from Cerruti could be what you're after.
From Parfum France
1881 Essentiel Eau De Toilette Spray Men 100 ml
Cazaar Fancy Dress
Cerruti 1881 Essentiel Pour Homme 100ml Eau De Toilette Spray
OnBuy
Cerruti 1881 Essentiel Pour Homme 100ml EDT Spray