When your travel plans shift unexpectedly, Frontier Airlines makes it easy to adjust with their flexible WestJet Airlines Change Flight policy. Whether you need to modify your booking online or prefer personal assistance, Frontier offers convenient options. You can quickly change your flight by visiting their website or using the Fly WestJet App, where you’ll find the "My Trips" section to update your travel details. WestJet applies any fare differences, allowing you to confirm the changes effortlessly.