North Sweden to North Finland by train: Boden - Haparanda - Kemi
There is again a passenger train on the line from Luleå and Boden (Sweden) towards Kemi (Finland). Until now, you always had to take a bus from Luleå to Haparanda and change there to another bus to Kemi. From the beginning of April 2021, you can now take a train from Luleå and Boden from Norrtåg to the Swedish-Finnish border. The last section will be by bus to Kemi as before.
The travel time from Luleå to Kemi is about three hours. The train ticket from Luleå to Haparanda costs 200 SEK (20 EUR). The bus ticket from Haparanda to Kemi is about 6 EUR.
With Interrail and Eurail you travel free of charge on this connection in bus and train as before.
All further information can be found via the following link.
Translated with www.DeepL.com/Translator (free version)