Commissionable airpasses offer inter-city alternative April 10, 2002 Share 1 -- NEW YORK -- While mainland Europe's excellent railway systems are the intercity travel mode of choice for many FIT clients, some airlines offer commissionable travel passes that make flying between top Continental conurbations an affordable alternative. BMI British Midland pays 5% on its Discover Europe Airpass, which offers flights between any of its 30 destinations priced from $109 per segment, before taxes and surcharges.For example, one-way trips of under 500 miles from London's Heathrow to Amsterdam; Belfast, Northern Ireland; Edinburgh, Scotland; Paris; and Dublin, Ireland, cost $109, while longer flights to Copenhagen, Denmark; Milan, Italy; and Nice, France, cost from $159 to $179.Students ages 12 to 24 and seniors over 55 receive a 10% discount, and frequent flyers accrue Virgin Atlantic and United Airlines miles. For information, call BMI's agent help desk at (888) 755-7725.Meanwhile, Iberian carrier Spanair pays agents 8% on the Discover Spanair Pass, which prices travel between 19 destinations from $79 per flight, when booked, purchased and ticketed in the U.S. in conjunction with international travel.Mainland Spain and Portugal flights cost $79 each, while longer-haul jaunts from Madrid to Stockholm, Sweden, or Vienna. for example, cost $109 each. Restrictions apply.For information, call Spanair's toll-free agent line at (888) 545-5757.