Use poke'nav and get it in wild
Swablu evolves into Alteria at level 35.
Swablu evolves at level 35 into altaria.
Swablu evolves into Altaria at level 35.lvl 35.
you can't get altaria but you can get swablu then evolve it, swablu is in route 210
In Pokémon Ruby, Swablu evolves into Altaria at Level 35.