Sunvil Discovery has a short stay at the Hotel Convento do Espinheiro, a former monastery turned five-star hotel in the historic Portuguese city of Evora. The price of £456 per person includes TAP flights from Heathrow to Lisbon for Thursday to Monday departures between 17 January and 25 February, four nights' B&B, one three-course dinner, wine tasting, a spa session and car hire, so you can explore the Alentejo countryside (sunvil.co.uk/alentejo).
Secret Escapes has a four-night break to Iceland for £737pp (or, on some dates, less), if you book by Tuesday 8 January and travel from 13 January to 30 March. The deal includes Wow Air flights from Gatwick, B&B at the Radisson Blu hotel in Reykjavik, transfers and three activities: the Golden Circle Tour, a Northern Lights Excursion and a South Shore Excursion (secretescapes.com).
Alleviate the January gloom with a dose of winter warmth. Thomas Cook Signature has a week at the Moroccan beach resort of Agadir for £549pp, staying at the five-star Sofitel Royal Bay Resort, including breakfast and British Airways flights from Heathrow. Departures between 9 January and 16 February (thomascook signature.com).
Plan a short escape to the benign climate of southern France. For the price of £454pp, Kirker Holidays has three nights' B&B in Nice, staying at the four-star La Perouse, with BA flights from Gatwick and private transfers, that's valid for travel up until 25 February (kirkerholidays.com).