WestJet has dropped some of their direct flights from Vancouver to London, UK throughout May 2016 down to $529.00 CAD roundtrip including taxes!
Availability for travel
How to find and book this deal
1. Go to FlightNetwork
2. Search for a flight from Vancouver (YVR) to London, UK (LGW)
Try one of the following date combinations:
May 8, 12, or 15
May 12, 13, 15, 16, 17, 18, 19, or 20
3. You can bring the price down another $10 CAD once you get to Flight Network by using the promo code: 3P10OFF321
You'll find the spot to enter the promo code on the passenger details page (after you've selected the flight). It can be difficult to find.
Here's a screenshot of where to enter it: (look near the bottom)
Screenshot from FlightNetwork.com (before the $10 promo code is applied)