1. Travel Republic
Create your own package with this site, which allows you to pick up last-minute everything, from flights and car hire to hotels.
2. Voyage Prive
Join Voyage Privé and every week you receive an email with heavily discounted high-end trips – but you have to book within five days.
The premise here is simple: you exchange your labour on organic farms around the world in exchange for food and lodging.
Search for flights, hotels and hostels, but this site really shines for planning adventure holidays or gap-year travel on a budget.
5. Sky Scanner
A useful site if you're not sure when you want to go, and need to save pennies. Shows you the cheapest flights across Europe.
Punch in your destination and airport and Kayak searches all airlines to get you the best deals around. Also available as an app.
7. Hostel World
Search 27,000 hostels in 180 countries to find the cheapest and nicest. Users can rate their stay and it boasts 3.5 million user reviews.
8. Go Glamping
"Glamping" (glamorous camping) is quite a good way to save money while staying in some quirky accommodation.
A rent-someone-else's-house, but at the affordable end of the scale. You have to join, then choose the city, price and try to find a host.
10. Air BnB
Borrow someone's house or spare room. Log in, put in your destination and see what other users – £50-£100 a night – are offering.