The cost to change a flight on Aeromexico can vary significantly depending on several factors, including the type of ticket purchased, the route, the class of service, and how far in advance the change is made. Aeromexico, like most airlines, has a flexible yet structured approach to flight changes, which allows passengers some degree of flexibility, especially for higher-tier ticket types. However, there are specific rules and fees associated with changing a flight, and understanding these can help passengers navigate the process smoothly and minimize additional costs.

For Basic Economy tickets, which are often the most affordable and restrictive option, changes are generally not allowed or come with significant penalties. If you’ve purchased a Basic Economy fare and need to change your flight, the options for making changes are extremely limited. In most cases, you will not be able to alter your itinerary, and if you do manage to change the flight, you will likely face a high change fee. These fees can range from $100 to $300 USD, depending on the route and timing of the change. Additionally, if the new flight is more expensive than the original booking, you will have to pay the difference in fare, which can significantly increase the overall cost of the change.

For Standard Economy tickets, the flexibility is slightly better, though there are still fees involved when making changes. If you need to change your flight, you can expect a change fee ranging from $50 to $200 USD, depending on the route and whether the change is made in advance or closer to the departure date. The closer the change is to the scheduled departure time, the higher the fee is likely to be. Similar to Basic Economy, if the fare for the new flight is higher than your original booking, you will be required to pay the difference in price.

For Premier Class (Business Class) tickets, which offer more flexibility, the change fees are usually lower than those associated with Economy tickets. Premier Class passengers may pay anywhere from $50 to $150 USD to change a flight, depending on the route and the nature of the changes. One of the main benefits of flying in a higher class of service with Aeromexico is the ability to make changes with less hassle and at a lower cost compared to more restrictive fare types. As with all tickets, if the new flight is more expensive, the passenger will need to pay the fare difference in addition to the change fee.

Additionally, Aeromexico often provides options for passengers to waive or reduce change fees under certain circumstances. For example, if you have a flexible or semi-flexible fare (often referred to as "Vuela Flex" or "Vuela Plus"), the change fees are significantly lower, and in some cases, they might even be waived entirely. These fares allow for more flexibility when making adjustments to your travel plans, but they do come at a higher cost than Basic or Standard Economy fares.

There are also certain exceptions and special policies in place that might reduce or waive the change fee. For instance, in cases of medical emergencies, family emergencies, or government-issued travel restrictions, Aeromexico may offer more leniency and flexibility with changes. Passengers in such situations can contact Aeromexico’s customer service team to discuss their options, and the airline may allow changes without imposing fees, or they may offer alternative travel dates without significant fare increases. However, such exceptions usually require the submission of supporting documentation.

Another factor to consider when changing a flight on Aeromexico is the time of the change. If you change your flight well in advance, the fees are typically lower, and the availability of alternative flights is higher. Conversely, changing a flight within 48 hours of the departure often incurs a higher fee, and availability of rebooking options may be limited.

If you’re changing a flight due to a cancellation by Aeromexico, the airline will typically rebook you on the next available flight without any change fees, and you may also be entitled to a refund if the new flight is not acceptable to you. In cases of long delays or flight cancellations within the airline's control, passengers usually have the right to choose between a refund or being rebooked without additional charges.

To summarize, the cost of changing a flight with Aeromexico depends largely on the type of ticket purchased and the timing of the change. For Basic Economy tickets, changes are either not allowed or come with significant fees, often ranging from $100 to $300 USD. Standard Economy passengers face fees of $50 to $200 USD, while Premier Class passengers may pay $50 to $150 USD. For passengers who purchase more flexible fare options like Vuela Flex or Vuela Plus, the fees are generally lower or even waived in some cases. Changes made close to the departure time will typically incur higher fees, while earlier changes may result in lower costs. Lastly, if the flight change is due to extenuating circumstances, such as emergencies or cancellations by Aeromexico, passengers may find the fees reduced or waived.