Australia

There are many airlines that travel to Australia, some cheaper than others. It is best to enquire at a travel agents in the special fight department for the cheapest routes to Australia. You can have the choice whether to stop for a couple of hours or overnight in Asia. One example is a flight from London Heathrow with a three hour stop over in Kuala Lumpur. Other stops include Singapore. It depends what airline you fly with and how much you want to pay.
Some airlines that tavel to Australia are:
Malasyia Airlines
Emirates Airlines
Singapore Airlines
Quantas Airways
British Airways

Visa's are essential for Australia. There are many different types, depending on how long you are going for and if you are planning to work over there. For just three months you can acquire an ETA (Electronic Travel Authority) visa.

Thailand

Flying out to Bangkok is expensive so be on the look out for a cheap deal. Return flights are really cheap. Once you arrive at the airport, which is 25km north of the city you can catch a bus that go to three areas in Bangkok or you can catch a train that leaves from Don Muang. These run every 15 to 30 minutes.
The Airlines you will be able to travel with are:
Thia Airways International
Bangkok Airways
Angel Airways.
International airlines include Singapore Airlines.

If you are travelling on holiday (no longer than a month) then a visa is not required.

Europe

A Europass Youth train pass is a discount ticket for those under 26 years old. Countries include - France, Germany, Italy, Spain and Switzerland. For an extra price you can get associated countries including - Austria-Hungary, Benelux, Greece and Portugal. The pass will also entitle you to 2nd class travel, 2 months to complete travel and a range of special bonuses. For more information log onto www.raileurope.com.
Flying can also be cheap. Check with a travel agent or log on to the Internet to find cheap flights.
Airlines include:
Icelandair
Citybird
Virgin Atlantic
LTU
Martinair

New York

John F Kennedy Airport is 15 miles from Midtown Manhattan. This is where most international flights arrive. La Guardia Airport is 8 miles from Midtown Manhattan and is less busy. This airport caters for mainly domestic flights. Newark may be your best choice as it is slightly cheaper and is 10 miles from Manhattan.
Airlines flying to New York include:
British Airways
American Airlines
Virgin Airlines

If you are going on holiday for no more than a month, then a visa is not required.