BookAirAmbMedical Flights

Published 2 June 2026

When does a patient actually need an air ambulance?

A dedicated medical aircraft is not always the right answer. Here is how the decision is made between a charter, a stretcher on a scheduled flight and a simple medical escort.

Families often assume that a serious diagnosis automatically means a dedicated ambulance jet. In practice the decision rests on three clinical questions, and the answers usually point clearly to one of three options.

Can the patient tolerate cabin altitude?

A pressurised cabin at cruise is roughly equivalent to standing at 1,800–2,400 metres. For a patient with a pneumothorax, severe anaemia, recent intracranial surgery or unstable oxygenation, that reduction in ambient pressure is a clinical event in itself. These patients need a controlled cabin altitude, supplemental oxygen and a crew able to intervene — which means a dedicated aircraft.

Does the patient need continuous intervention?

If the patient is ventilated, on vasoactive infusions, requires suction, or needs monitoring that cannot pause for take-off and landing, a scheduled cabin is not a suitable environment. The equipment cannot be secured properly, the crew cannot move during critical phases, and there is no space to manage an emergency.

How long is the journey door to door?

A five-hour flight is rarely five hours. Add the ground ambulance at both ends, the check-in and security process, the boarding priority and the connection, and a commercial routing can easily become a fifteen-hour day on a stretcher. For a fragile patient, total journey time often matters more than the flight time.

The three practical options

Air ambulance charter. For ventilated and unstable patients, and for any route where total journey time must be minimised. Highest cost, shortest exposure.

Stretcher on a scheduled flight. For stable patients who cannot sit but need no active intervention. The airline installs a stretcher over a row of seats and our nurse travels alongside. Significantly cheaper than a charter, but restricted to routes and airlines that support it, and requiring several days' notice.

Medical escort. For stable patients who can sit in a normal seat but should not travel alone — post-operative recovery, elderly patients, patients with oxygen needs that the airline can supply. The most economical option by a wide margin.

What we need to advise you

A current medical report, the patient's location, the intended destination hospital and a contact for the treating physician. With those four items our medical director can normally tell you within a few hours which of the three options applies — and it is worth asking, because the difference between an escort and a charter on the same route can be a factor of ten in cost.