Kwajalein is not accessible to independent tourists. The island is a US military installation (officially Reagan Test Site, operated by the US Army), and entry requires prior official authorisation. There are no exceptions and no workarounds.
Your options for getting to Kwajalein Island:
- US military orders: If you are active-duty military or a DoD contractor with orders to Kwajalein, travel is arranged through military channels.
- Invited guest of a resident: Base residents can sponsor guests for visits. This requires paperwork, advance notice, and approval from base authorities — typically around a month of lead time.
- Permitted dive charter: A small number of specialist dive operators have arrangements to bring diving groups to the lagoon. These require significant advance planning — months, not weeks — and are not guaranteed.
There is no commercial flight to Kwajalein available to the general public. The airstrip on the island receives military and contractor flights only.
The realistic alternative: If you want to visit the Marshall Islands without military connections, fly to Majuro, the capital, which is served by United Airlines from Honolulu (roughly 4.5 hours). From Majuro you can explore the southern Marshall Islands and experience Marshallese culture in a setting that is actually accessible. Kwajalein will remain out of reach.