Let me tell you some general package costs for common and most prefered destinations from india.
US$ 1= APPr. 44 INR(indian rupee)
1 GBP= Appr. 80 INR
1 Euro=Appr. 54 INR
From India:
20 day Grand Europe tour- INR 2,00,000 per person (abt US $5,000)
15 days Far east - INR 1,25,000-1,40,000 (US $ 3000-3500)
Australia Newzealand-abt INR 1,00,000 ( app, US $ 2500)
There are many international tours and packages may vary.Nowadays Middle east tours to pattaya beach,kuala lumpur,genting,singapore have become comparitively cheap and can be reached for just US $ 1000 per person.There are various seasonal offers to and a child with 2 adults will have half price.Many good travel tours company like cox & kings,Thomas cooks,Raj travels,SOTC,etc. have sprung up with heavy competeion and prices are gradually falling down as compared to few years back.
India is a good country in Asia.A trillion dollar$ economy.You can reach almost anywhere from here.The main airports are at Mumbai(Santa cruz),Delhi(indira gandhi national airport),Kolkatta,chennai,a medium sized at Ahmedabad and at various places too.The four metros-Mumbai.kolkatta,delhi,chennai are well connected with hot spots.
Most people prefer travel & tour company for traveling and enjoying international destinations.Rarely anyone goes adventuring on his own because thats not there mentality.
Now online booking has got its craze and most modern people prefer online booking because they usually give 10-15% discount and further 2-5% on using some specific bank credit card for traveling or purchase.Check best and major sites of travel booking and compare the rates and service too.some may be cheap but there service may not be good or charge you extra on the trip for some or other thing.Avoid using much cash while on traveling.chances are getting the money lost while on journey.One important thing is that getting true review of the travel company you are traveling with.Check thoroughly what they offer right from boarding with visa procedure to landing back with tax payment or any other sort of pay.No doubt confirm all things perfectly because you are going somewhere far enough from homeland.Get perfect details and important contacts while abroad.A brochure of general information of that place will be getting you a bit of knowledge of its people.Of course tour guides are there.see what they charge for and is that appropriate and compare with other major and reputable travel agencies.
Rest assured on your luck!