Hello Ela,
Even by a trip by plane, you can travel with a puppy without Rabies vaccination. But you need a good health certificate from a vet. When the puppy is older then 12 - 13 weeks, you need a Rabies vaccination.
Letty
P.S.
I have here a http//
http://www.rvv.agro.nl/afdeling/inst...../Gezuv003.ht
Mayby you can find a variation in English lenguage. It is for the Dutch vets
but it can help.