You could win a free United Airlines flight to Australia just for being named Sydney

If your first or last name is Sydney, you could soon be in the city with the same name -- and fly there for free.

United Airlines will launch a nonstop, daily flight between Houston and Sydney, Australia, on Jan. 18. To celebrate, the airline is hosting a sweepstakes in which U.S. travelers  with the first or last name Sydney can win a trip to Sydney along with one guest. The round-trip flight comes with a five-night stay at The Westin Sydney and a $500 prepaid card.

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Five selected winners and their travel companion will go to Sydney on the inaugural flight. And then five Austrailians with the name "Houston" can enter to fly for free on the return flight to Houston Jan. 20.

To enter, you must be a U.S. citizen and spell your first or last name in one of the many various of "Sydney" such as: Sydney; Sidney; Sidnie; Sidnee; Sidneigh; Sidni; Sydnee; Sydny; Sydni; Sidne; Cydney; Cidney; Cidnie; Cidnee; Cidneigh; Cidni; Cydnee; Cydny; Cydni; Cydne. Also, if you live in Florida or New York, you can't enter.

Enter to win before Dec. 27 at SydneyHoustonUnited.