Montreal to New York (Fees/Taxes)
$12.10 CAD ATSC
$7.50 CAD NAV and Surcharges
$25.00 CAD Airport Improvement Fee
$5.11 CAD US Agriculture Tax
$7.15 CAD US Immigration Tax
$16.45 CAD US transportation Tax
$8.28 CAD GST
$1.97 CAD QST
$83.56 CAD Total Tax & Fees
New York to Montreal (Fees/Taxes)
$7.50 CAD NAV and Surcharges
$4.60 CAD Passenger Facility Charge
$2.55 CAD Sep 11th US Security Tax
$16.45 CAD US transportation Tax
$6.43 CAD GST
$37.53 CAD Total Tax & Fees
Its crazy that its an extra $46.03 to fly into the US.
All info is from Porter Airline.