Travel by bus, train or ship will be reimbursed at actual costs subject
to the following limitations:
Transportation reimbursement will not exceed the most economical
airfare in effect during the travel dates between the major airports nearest
your departure and destination place, plus $25. (in lieu of ground transportation)
Meals and lodging reimbursement will not exceed the fixed meal allowance
and actual lodging costs provision limited to the same time period had
air transportation been used.