The iconic Canadian brand will open its doors at the Kingston Centre Retail Park at midday on December 14.
And the first diner in the drive-thru queue will get two free medium drinks per day for a whole year - a prize worth £3,100. The first 100 drive-thru customers will also receive a free meal of a main lunch item with a pot of potato wedges, dipping sauce and a hot or cold drink.
The restaurant is the first of its kind in the south of England and is famed for its Canadian charm.
It will be open from 6am till midnight seven days a week to serve its famous coffee, freshly baked donuts and meals, morning, noon and night. The menu will feature best-selling items including Timbits, Iced Capps, Freshly Baked Donuts, Tims® Crispy Chicken Sandwich and French Vanilla, along with Christmas specials such as Rudolph the Reindeer Donuts, Salted Caramel Lattes, White Hot Chocolate and Gingerbread Iced Capps.
There will also a month of giveaways on social media, which will be posted on Tim Hortons Twitter, Instagram and Facebook ahead of opening. The freebies include Christmas drinks and donuts for those who activate their Tim Hortons digital wallet.
Kevin Hydes, Chief Commercial Officer of Tim Hortons® franchise in the U.K commented on the opening: “It brings me great pleasure to be able to announce our opening on 14th December. We are hoping this news will bring some much-needed festive cheer to the city.
"We have a strong fan base across the country and our launches are always well received so we’re excited to see what this one brings. We cannot wait to share our unique offering and series of giveaways with the people of Milton Keynes.”