Before entering to the national politics he worked as a farmer and an entrepreneur.

[1] Blomqvist was elected to the municipal council of Ekenäs in 1993.

In 2009 he was elected to the municipal council of Raseborg (to which Ekenäs had joined) and has held his position ever since.

[2] He was elected to the Finnish Parliament for the Swedish People's Party in 2007, from the constituency of Uusimaa.

[3] He was appointed Minister for Nordic Cooperation Antti Rinne's cabinet in 2019.