With gas prices and airfare on the rise, you probably want to save money on every aspect of your trip. Cheap hotels are one idea, but vacation rentals, furnished apartments and even youth hostels can be lower cost alternatives.

Browse this list, do your research, and see what sort of deals you can find to save even more money on your next getaway.

Hotels

CheapTickets.com - Best known for cheap airfare, Cheaptickets also offers deals on hotel rooms and vacation packages.

ConcertHotels.com - Find hotels near concert venues in the United Kingdom, USA and Spain. Look them up by venue or by specific event.

Expedia.com - A full service booking site that lets you book hotels as well as flights, rental cars, vacation packages and more.

Hotels.com - Search for hotels, condos, bed & breakfasts, vacation rentals and more.

HotelClub.net - Part of the Orbitz system, HotelClub offers last minute deals, group bookings, worldwide listings as well as over 1.4 million customer reviews.

HotelsCombined.com - Search over 30 hotel reservation sites in 12 languages from one convenient interface.

HotelPriceFinder.com - Lets you search over 30 hotel booking sites and then click through to book directly with the one that has the price you want.

HotelTip.com - Focuses on international bookings by searching multiple hotel sites from around the world.

Hotwire.com - Sells unsold inventory from name brand hotels at highly discounted rates, but areas you may stay in are very generalized.

Kayak.com - Search over 140 travel sites in one go to locate the best deal for your hotel stay.

LateRooms.com - Focused on England and Europe, LateRooms offers deals and sale prices on hotels, inns, pub rooms and more.

Orbitz.com - Orbitz offers a price assurance against finding a lower rate after booking.

Priceline.com - If you have some flexibility to your travel plans, Priceline may be the way to go as they will look for the best price possible with no booking fees.

SideStep.com - Lets you search multiple major sites such as Hotwire, Expedia and more with one convenient search.

Superbreak.com - Focuses on hotels in Europe with short trips, weekend getaways, but can book hotels for any length of time also.

Travelocity.com - Numerous sales and discounts for multi-booking flight/hotel, hotel/car, etc.

Travel.Yahoo.com - Yahoo travel searches multiple hotel chains and gives you package deals on also booking a rental car or flight.

TravelPost.com - This site focuses mostly on user reviews of hotels, but also offers search for hotels to book.

Trivop.com - Search for hotels by star rating, average rates or location and then watch videos of what the hotela are like. Heavily focused on Europe, and not very budget-oriented.

TVTrip.com - Features videos, rates and deals of over 33,000 hotels around the world.

Others

CouchSurfing.com - Sign up for a profile and start looking for couches you can crash on for free in over 200 countries, and 42,000+ cities.

Hihostels.com - Find youth hostels all over the world with online booking and a new iPhone interface.

Hiusa.org - A directory of youth hostels in the United States

HospitalityClub.org - Find people all over the world willing to let other members stay the night, or maybe just get a guided tour through their town.

HostelTrail.com - Locate hostels specifically in South America.

HostelWorld.com - Book online to stay at any of 17,000 hostels located in 168 countries around the world. Also features customer reviews and ratings.

Vacation Rentals

ClearStay.com - ClearStay focuses on vacation rentals in the United States, Canada and Mexico. Allows you to search not only by location, but also what dates you are looking at.

Domegos.com - Search worldwide listings by location, dates and number of occupants to find a rental to fit your needs.

VacationHomeRentals.com - Listings for vacation rental properties all over the world with ratings and reviews by customers.

VacationRentals.com - Directory of vacation rentals all over the world with quicklinks to the most popular destinations.

WeGoRound.com - Search engine for nearly a quarter million vacation rentals all over the world.