Airfare Alerts

Google Flights

Tak17

Iwantthatflight.com,  If you want to be alerted when the price for the flights drops below $700, you would type “$700” into the request box versus the current price which is the default amount.

The IOS and Android app called Hopper - Hopper’s application uses their accumulated data to predict and analyze airfare.

Airfare Watchdog

Flight Fishing

Skyscanner.com

Kayak.com