For overseas positions, my employer pays 1/2 day rate for one day of travel going to the vessel, 1/2 day embark day, 1/2 day disembark day, and 1/2 day for each day traveling home. (ie - Not quite door to door for some living far from their vessels).
Travel is booked in Economy class for all mariners.
Baggage fees are reimbursed for one extra bag above the base ticket. If the fare included one bag free, a second bag will be reimbursed.
Meals are reimbursed up to $10 for breakfast, $15 for lunch, and $20 for dinner.