This 100-ml packaging is small enough for you to bring in your carry-on on a plane. A fragrance from Paul Smith could work well for a number of occasions.
From Freemans
Paul Smith Extreme for Men Eau De Toilette 100ml
buysoaponline
Paul Smith Extreme 100ml EDT for Men- Mens Eau de Toilette Spray for Him
This product is also available at 1 unverified store.