41.   Since the smaller carriers make lower fares a prime selling point, they have a smaller tax burden.

42.   Some business travelers, impressed by lower fares and fewer delays out of less congested secondary or tertiary airports, have begun flying these airlines, too.

43.   Some companies, Ms. Shyman said, are even encouraging employees to stay over a weekend in the city they are visiting to get a lower fare.

44.   That means booking a trip early to lock in lower fares.

45.   The accord will eliminate most restrictions on air traffic between the two countries, making way for more flights and lower fares.

46.   The efforts have ranged from cutting back on the number of trips to encouraging employees to stay over on a Saturday night to get a lower fare.

47.   The discount carrier on Thursday posted an expected first quarter loss on lower average fares and weak unit revenue, but both capacity and traffic grew.

48.   The goal is to add service and lower fares.

49.   The major airlines strongly oppose any government action, arguing that more people are flying at lower fares than ever before.

50.   The lower fares were more than offset by a boom in leisure travel.