Other airlines are honoring American tickets.

He said that about half of that had been eliminated by other carriers honoring Eastern tickets.

Passengers could check with foreign carriers about honoring American tickets.

Generally, other airlines do not honor tickets issued by carriers that have stopped flying and gone into bankruptcy.

Further, they are not required by law to honor tickets booked with another airline's frequent flier miles, if that airline goes out of business.

Many passengers found seats on other airlines, most of which are honoring American tickets.

In hopes of winning a loyal customer, other carriers may honor tickets of a recently defunct competitor.

Airlines that honor tickets from a defunct rival cannot charge more than $25 for the service.

The airline, which filed for Chapter 11 bankruptcy yesterday, did assure passengers that it would honor tickets, both paper and electronic.

But passengers could be in luck because rival carriers will apparently continue to honor American tickets for at least another day or two.