1 Pain is located behind one eye or in the eye region, without changing sides.  Pain lasts a short time, generally 30 to 90 minutes (but can last for three hours); the headache will disappear, only to recur later that day (most sufferers get one to three headaches and some up to eight per day during a cluster period).
YYC Calgary International Airport, originally named McCall Field (IATA: YYC, ICAO: CYYC), is the international airport that serves Calgary, Alberta, Canada and the surrounding region; it is situated approximately 17 km (11 mi) northeast of downtown Calgary.
Banff Is Easier To Get To. Banff is a 2 hour drive from the Calgary International Airport, which even offers an airport shuttle. Jasper is a 4 hour drive from the Edmonton International Airport and 5Â½ hours from Calgary. Of course, the fact that Jasper is that much farther north and away from Calgary has its benefits if you are looking for a more remote place with fewer tourists. Banff tends to be chock full of tour buses from Calgary.