To change your WestJet Change flight Policy, you can follow these steps:

1. Visit the WestJet website: Go to the official WestJet website at www.westjet.com.
2. Click on "Manage trips" or "Manage flights": Look for the option to manage your bookings or flights on the website's homepage. It is usually located at the top of the page or in the main menu.
3. Retrieve your booking: Enter your reservation or confirmation number, along with your last name, to access your booking details.
4. Select the flight you want to change: Once you have accessed your booking, choose the specific flight you wish to change.
5. Review the available options: WestJet will display the available flights for the same route and date. You can select the new flight that suits your needs.
6. Pay the fare difference: If the new flight has a higher fare, you will need to pay the fare difference. The website will display the additional amount you need to pay. Note that if the new flight has a lower fare, you may be eligible for a partial refund.
7. Confirm the changes: After reviewing the new flight details and fare difference, proceed to confirm the changes.

It's important to note that the process and options may vary depending on the specific fare class, ticket type, and the terms and conditions associated with your booking. If you encounter any issues or need further assistance, you can contact WestJet customer service directly.

Regarding the cost of changing a flight on WestJet, the fees depend on various factors, such as the fare type, ticket conditions, and the time of the change request. To obtain the most accurate information about the fees associated with changing your specific flight, it's recommended to visit the WestJet website or contact their customer service. They will be able to provide you with up-to-date information on the applicable charges.

Please note that the cost of changing a flight on WestJet can vary based on several factors. These factors may include the fare type you initially purchased, the time of your change request, and any specific terms and conditions associated with your ticket.

To determine the exact cost of changing your flight, it's best to visit the WestJet website or contact their customer service directly. They will have the most accurate and up-to-date information regarding the fees and charges applicable to your specific situation.

When speaking with the WestJet customer service representative, be sure to provide them with your booking details, such as your reservation or confirmation number, as this will help them assist you more efficiently.

It's important to be aware that making changes to your flight close to the departure date or within a certain timeframe before your scheduled flight may result in higher change fees or restrictions. This is because airlines often have different policies regarding changes made within a specific time window.

By contacting WestJet directly, you can obtain all the necessary information about the cost of changing your flight and any associated fees. They will guide you through the process and provide you with the options available for modifying your travel plans.

Remember to check the terms and conditions of your ticket before making any changes, as certain fare types may have specific restrictions or penalties for modifications.

I hope this information helps! Safe travels!