United Airlines Bans AI Agents From Booking Flights

Why United is shutting out AI agents

United says the decision is about security and compliance, not a rejection of AI itself.

In a policy update on Wednesday, United Airlines said it is banning artificial intelligence agents from making flight reservations on behalf of travelers. The carrier pointed to two main concerns: the security of shared account credentials and the risk that automated actions could violate federal regulations.

To book a flight, an AI agent needs access to a customer's personal information, including payment details. United argues that handing those credentials to a third-party assistant can expose sensitive data and lead to unintended purchases, account changes or misuse of MileagePlus miles.

There is also a regulatory angle. United noted that using an AI agent to check in for a flight could conflict with federal rules that require travelers to verify in person that their luggage does not contain banned substances. The airline is updating its booking and ticketing policies to reflect the new restrictions.

A different path from Southwest

United's stance puts it at odds with at least one major competitor.

Southwest Airlines has taken the opposite approach, making its flight inventory viewable to ChatGPT users who can access the airline's website through the AI app. That openness stands in contrast to United's lockdown.

Aviation analyst Henry Harteveldt of Atmosphere Research Group told CBS News that United wants to retain control over the booking process. "United is saying they don't want to add yet another, and potentially even more powerful, intermediary than they already face in terms of Google search, price-comparison metasearch sites and online travel agencies," he said.

Harteveldt also pointed to the cost of flight searches. "Flight searches cost airlines money, and undoubtedly United wants to avoid the expense associated with the surge of AI bot flight searches," he added. In other words, every automated query has a price, and United would rather not foot the bill for agents that may never convert into a booking.

What it means for travelers

The ban targets third-party AI agents, not the tools you use to compare fares.

United fares will still be bookable through flight aggregators such as Kayak, Hopper and Google Flights, according to Harteveldt. "Consumers shouldn't find it any more difficult to find good fares on the airline," he said. "But by blocking the AI bots, United won't make it any easier to find its fares, either."

The policy applies to unauthorized, third-party personal AI agents and assistants. United is restricting access both directly within its digital platforms and indirectly via travel agencies and aggregators. That means the ban covers not just the airline's own website and app, but also the partner channels through which many bookings flow.

For now, travelers who rely on AI assistants to research and book trips will need to complete United reservations manually or through traditional online travel agencies. The airline has not announced any plans to offer its own AI booking tool.

Availability and pricing

The policy applies to United Airlines bookings worldwide, including flights to and from the US, UK and EU. Travelers in those regions can still book United fares through Kayak, Hopper and Google Flights, but third-party AI agents are blocked.

United has not indicated any change to fares or fees as a result of the ban. The airline says the restriction is about security and compliance, not revenue.

United's decision draws a line in the sand: AI can help you shop, but it cannot close the deal. As agentic tools spread, expect more airlines to weigh the convenience of automation against the cost and control of their booking systems.