In most countries, active-duty military members enjoy discounted airfares. Not only the state-run airlines, but also even most commercial airlines, offer these discounts. This is one way of expressing the gratitude towards those who are serving the nation. For current military personnel, the US General Administration also runs the City Pair program, under which the officials travel on discounted airfares as they travel for official work.
Many commercial airlines offer military personnel special discounts on airfares even if they are making personal trips. Some offer this discount to family members, too. …