All EU citizens can enter without a visa.
Citizens of the following countries may also enter without a visa:Albania, Argentina, Armenia, Australia, Azerbaijan, Bahamas, Barbados, Belarus, Belize, Botswana, Brazil, Brunei, Canada, Chile, Cuba, Dominica, Fiji, Georgia, Grenada, Guyana, Jamaica, Japan, Kazakhstan, Kenya, Kiribati, Kyrgyzstan, Lesotho, Liechtenstein, Malaysia, Malawi, Maldives, Mauritius, Mexico, Moldova, Monaco, Namibia, New Zealand, Nauru, Norway, Papua New Guinea, Peru, Russia, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, Seychelles, Singapore, Solomon Islands, South Africa, South Korea, Suriname, Swaziland, Switzerland, Tajikistan, Tanzania, Tonga, Trinidad and Tobago, Tuvalu, Turkey, Turkmenistan, Uganda, Ukraine, United States, Uzbekistan, Vanuatu, Venezuela, Zimbabwe, and citizens of British Overseas Territories.
If you do need a visa, you must have a passport valid at least 6 months after time of visit, a completed application form, and 1 passport size photo. A single entry visa costs 30GBP and multiple entry costs 40GBP.
Note that if you are of a nationality that normally requires a visa and you are entering Antigua and Barbuda as a port for a cruise ship, you do not need a visa provided the ship will be leaving the day it arrives.
By plane
V.C. Bird International, IATA: ANU ICAO: TAPA located in north eastern Antigua on the outskirts of St John's, is the country's main international airport. The airport serves flights into the United States, Canada, Europe and other Caribbean islands.
LIAT Leeward Islands Air Transport Services, (http://www.liatairline.com/) headquartered in Antigua, operates flights to various destinations in the Eastern Caribbean.
The following international airlines serve the airport:
To the US: American Airlines/American Eagle Miami and San Juan, Puerto Rico , Continental Airlines Newark, NJ, Delta Airlines Atlanta, GA and New York JFK, US Airways Charlotte, NC
To Canada: Air Canada Toronto, Ontario
To Europe: British Airways London-Gatwick, Condor Frankfurt, Germany, Livingstone Milan, Italy, Virgin Atlantic London-Gatwick
To Caribbean: American Airlines/American Eagle San Juan, Puerto Rico, Caribbean Airlines Barbados, Trinidad and Kingston, Jamaica