The singer will play 14 dates across the country in April and May 2013 in support of her upcoming album Glassheart.
She said: "I can't wait to get out there and play my new songs. I had such fun on my last tour and I'm really excited about doing it again next year."
The tour kicks off in Glasgow on April 26 and wraps up in Plymouth on May 18. The jaunt also includes two shows at London's Royal Albert Hall on May 8 and 9.
Lewis recently performed lead single 'Trouble' from her new LP on the X Factor live results show. The track is currently in the top ten on the iTunes download chart.
The star has admitted that she raps along to Nicki Minaj songs in the car.
Tickets for the gigs go on sale Friday, October 12 at 10am. The full list of dates appears below:
- April 26 - Glasgow, Auditoriam
- April 27 - Edinburgh, Playhouse
- April 29 - Ipswich, Regent Theatre
- April 30 - Nottingham, Royal Centre
- May 2 - Newcastle, City Hall
- May 3 - Sheffield, City Hall
- May 5 - Brighton Centre
- May 6 - Birmingham, NIA
- May 8 - London, Royal Albert Hall
- May 9 - London, Royal Albert Hall
- May 11 - Oxford, New Theatre
- May 12 - Cardiff, Motorpoint Arena
- May 14 - Manchester, O2 Apollo
- May 15 - Liverpool, Echo Arena
- May 17 - Bournemouth, International Centre
- May 18 - Plymouth, Pavilions