Six top destinations

Sydney: £518

Korean Air from Heathrow via Seoul. Must be booked by January 31. Valid for departures March 1-May 31. Minimum stay seven days, maximum one year.Trailfinders (020-7938 3939).

New York: £184

British Airways from Heathrow or Manchester to JFK or Newark airports. Must be booked by January 28. Valid for departures until April 10. Minimum stay one Saturday night, maximum one month. Quest Travel (0870 4423513).

Los Angeles: £226

British Airways from Heathrow. Must be booked by January 28. Valid for departures until April 10. Minimum stay one Saturday night, maximum one month. Travelbag (0870 8901459).

Hong Kong: £404

Emirates from Gatwick via Dubai. Valid for departures until April 11. Full payment required when booking. Minimum stay seven nights, maximum two months. Airline Network (0800 727747, netflights.com).

Paris: £55.90

bmi British Midland from Heathrow. Must be booked on line (£5 extra by phone 0870 6070555). Valid for departures indefinitely. No minimum stay, maximum one year. bmi British Midland.

Amsterdam: £69

British Airways from Manchester. Must be booked online (£10 extra by phone 0845 7733377) and at least 30 days before travel. Valid for departures indefinitely. British Airways.

The pick of the rest

San Francisco: £253

American Airlines from Heathrow via Los Angeles. Must be booked by January 7. Valid for departures until March 31. Minimum stay one Saturday night, maximum one month. Thomas Cook Flights Direct (0870 7520066).

Delhi: £399

Royal Jordanian from Heathrow via Amman. Valid for departures until February 28. Minimum stay seven days, maximum four months. Bridge the World (0870 4441716).

Nice: £64.40

bmi British Midland from Heathrow. Must be booked online (£5 extra by phone 0870 6070555). Valid for departures indefinitely. No minimum stay, maximum one year.

Perth: £549

Royal Brunei from Heathrow via Brunei and Bangkok. Must be booked by February 28. Valid for departures January 24-March 31. No minimum stay, maximum two months. (0870 8901458, travelbag.co.uk).

And the rail alternative

Paris/Brussels: £79. Lille: £69

Eurostar from Waterloo or Ashford. Must be booked at least 14 days before departure. Minimum stay one Saturday night, or any two other nights. Eurostar (08705 186186).

· NB Fares can change rapidly. These were available in reasonable quantities at the time of writing, but they can sell out in a sudden rush.