WestJet Vacations also has a Price Drop Guarantee for packages.

Book with confidence
It's always a timing game: you want to book a certain flight on a certain day, but “maybe I should wait and see if the price comes down.” With the WestJet Price Drop Guarantee, there's no need to wait. Book the flight you want, and if the price drops after you book, right up until 2 hours before you fly, we'll give you back the difference in WestJet dollars. No games, just peace of mind. That's our Price Drop Guarantee. How to qualify:* ✓ The new lower fare must be for the exact same:Flight date and timeDeparture and arrival cityNumber of guests travellingFare type (Econo, Flex, Plus) ✓ The price difference must be at least $25 CAD per person.✓ The new lower fare must not be the result of a promo code*.✓ The lower fare must have been found within 24 hours of submitting the claim.✓ You must be a WestJet Rewards member. To join, visit westjet.com/rewards. How to submit a claim: Please note that all claims can only be submitted online. Within 24 hours of finding the lower fare, you will need to submit a claim by following these steps: 1. Ensure you have a unique 9-digit WestJet Rewards ID for everyone on the reservation – in order for us to give back the difference in WestJet dollars, everyone (over the age of 2) must have their own WestJet Rewards account. Not a member? Join now at westjet.com/rewards. 2. Take and save a screenshot of the lower fare on the website where it was found; either westjet.com or another Canadian travel provider.

Need assistance taking a screenshot? When using a PC Visit the web page that displays the related informationPress the "Print Screen" (PrtScn) button on the keyboard to capture the image that is on your screenThen, from the Start menu, click Accessories, and open PaintPaste the image into Paint by pressing Ctrl+V (or click Edit, and then Paste)Save the file to your computer by pressing Ctrl+S (or click File, and then Save As). Be sure to save the file type as either a jpg, tif, bmp, gif, png or jpeg. Other files types are not acceptable. When using a Mac Visit the web page that displays the related informationPress Command+Shift+3 (at the same time) this will capture the screen. The file will automatically be saved on your desktop. When using an iPhone or iPad Visit the web page that displays the related informationHold down the Home and Sleep/Wake buttons (at the same time). The screen will flash white, capturing the screenshot. The screenshot will be saved in the photos app. When using Android Visit the web page that displays the related informationHold down the Volume Down and Power buttons (at the same time). The screen will flash white, capturing the screenshot. The screenshot will be saved in your Gallery or Photos app. Your screenshot must include: A. Departure and arrival cityB. Flight date and timeC. Flight numberD. Number of guests travellingE. Fare type (Econo, Flex, Plus)F. Total fare (must be displayed in Canadian dollars if not from westjet.com)