Airfare price search engines

• CheapTickets
• Expedia Travel
• Mobissimo
• OneTravel
• Orbitz
• SmartFares
• Southwest
• Travelocity
• Yahoo
• cheap student fares

Bidding for airline tickets

• Priceline

Exchange rates

• currency converter
• historical currency averages
• list of exchange rates

Hotel price search engines

• discount hotels
• hotels.com

Travel guides

• airport codes
• Lonely Planet tourist guides
• Time Out city guides
• time zones

Airline telephone numbers