$225.54 fare becomes $601.64

While pricing a Chicago to London flight in April the base fare grew almost $400.00. Courtesy of Air Canada here are the details below. Oh and what is with the fuel surcharge of $225.00? Aren't we experiencing a five year low in oil prices? Passenger Type		Adult
Base Fare		241.97
Departing Flight - Tourist discount options - available only for Air Canada operated flights (including Jazz)
No Aeroplan Miles		-12.30
Returning Flight - Tourist discount options - available only for Air Canada operated flights (including Jazz)
No Aeroplan Miles		-12.30
Fuel Surcharge YQ		225.54
Taxes, Fees and Charges
Canada Airport Improvement Fee SQ		13.12
U.S.A Transportation Tax US		31.00
U.S Agriculture Fee XA		5.04
U.S Passenger Facility Charge XF		4.53
U.S. Federal Customs Fee YC		5.54
U.K. Passenger Service Charge UB		29.46
Canada Goods and Services Tax (GST/HST #10009-2287) XG		0.66
U.K. Air Passenger Duty GB		59.82
September 11 Security Fee AY		2.52
U.S.A Immigration User Fee XY		7.05
Total airfare and taxes before options (per passenger)		601.64
Number Of Passengers		1
Converted Total - US dollars - for information only		$601.64
Grand Total - Canadian dollars		$733.46