You only need to register once. Back to top March 1 through May 31, 2001. Earn 1,000 bonus miles between Denver and selected cities. Earn 1,000 bonus miles when you purchase and fly a roundtrip on United between Denver and Atlanta, Billings or Colorado Springs. Bonus may be earned on up to three roundtrips during the offer period.
Offer is valid for travel in all paid, published booking classes.
Not valid on Government fares. Travel must be completed between March 1 and May 31, 2001. Offer valid for residents of the U.S., Canada, Puerto Rico and the U.S. Virgin Islands with tickets purchased in these regions. This offer is not combinable with other offers and is valid only on United, United Express and United Shuttle flights. Not applicable to United-marketed code share flights.