New Seasonal United Express Service from Chicago to Rapid City, S.D.

CHICAGO, March 17, 2005 – Beginning June 7, 2005, United, Ted and United Express will offer customers new service and additional summer frequencies from its hubs to warm weather destinations throughout Mexico, the Caribbean, the Hawaiian Islands and the mainland.*

United Express also will add nonstop daily summer seasonal service to Rapid City, S.D.

“The sun destination service we announced in December has proven to be so popular with customers that we’re continuing it through the summer months,” says Greg Taylor, United’s senior vice president of Planning.  “We are growing in the Hawaiian markets to meet the strong demand we see to the Islands and adding service to Ted and United Express destinations that are popular with our customers.”

Hawaii

United offers more daily flights from the mainland to Hawaii than any other carrier.  This summer, United will be increasing from four to five daily flights in both the Los Angeles-Honolulu and San Francisco-Honolulu markets,.  United also is continuing its unique, nonstop service from Chicago to Maui with continuing service to Kona; the flight then returns nonstop to Chicago.  United offers the only nonstop flight from Kona to Chicago.  In addition, United’s San Francisco-Maui service will increase from three to four daily flights.

Caribbean

United customers destined for the Caribbean now have additional summer nonstop options from the Midwest and East Coast.  United is offering both daily Denver-Cancun and daily Washington Dulles-Cancun flights.  From its hometown hub in Chicago, United will serve both Cozumel and Aruba three times a week.   Flights between Washington Dulles and Aruba will be offered twice a week.

Mexico

To better serve Mexico, United also is adding a second daily flight between Mexico City and Los Angeles.   The new Los Angeles arrival is timed to enable customers to connect easily to United’s unparalleled service to Asia.  Also, Ted will provide service from Denver and San Francisco to the Mexican beach destinations of San Jose del Cabo and Puerto Vallarta, with four flights per week to each destination.

United Express

To serve summer travelers to Mount Rushmore, the Black Hills and the Badlands, United Express is launching one daily nonstop flight between Chicago and Rapid City, S.D.   No other airline serves Chicago-Rapid City nonstop.

Customers can always visit united.com to find United's lowest fares.  Customers who book a paid, qualifying roundtrip flight through united.com can earn 1,000 bonus miles.* * Blackout dates and other conditions may apply.

About United

United Airlines (OTCBB: UALAQ.OB) is the world’s second largest airline, operating more than 3,400 flights a day on United, United Express and Ted to more than 200 U.S. domestic and international destinations from its hubs in Los Angeles, San Francisco, Denver, Chicago and Washington, D.C.  With key global air rights in the Asia-Pacific region, Europe and Latin America, United is the largest international carrier based in the United States.***   United is also a founding member of Star Alliance, which provides connections for our customers to more than 700 destinations in more than 130 countries worldwide. United’s 61,200 employees reside in every U.S. state and in many countries around the world.  News releases and other information about United can be found at the company’s Web site at united.com.

*  Please note:  All flight information is subject to change.

** 1,000 mile online booking bonus: 1,000 mile booking bonus offer is effective for bookings made and travel completed through Dec. 31, 2005. E-Fares and award travel are not eligible for the 1,000 mile booking bonus offer. Bonus miles will be awarded to the passenger booking the flight(s). The passenger booking the flight shall be the united.com-registered user logged into the Web site. Mileage Plus® membership number must be provided at the time of purchase in order to receive the bonus miles awarded in connection with this offer. Roundtrip travel required. A roundtrip is defined as travel from an origin city to a destination city with return travel beginning in the outbound destination city back to the first origin city with all segments on United®, Ted^sm, or United Express®. One-way and open-jaw itineraries do not qualify, nor do United-marketed code-share flights operated by other carriers. Qualifying flights must be posted to the Mileage Plus account to qualify for this bonus. Bonus miles do not count toward Elite status. Miles accrued, awards issued and bonus offers are subject to the rules of the United Mileage Plus program. Please allow 4 to 8 weeks after completing qualifying travel activity for bonus miles to be posted to your Mileage Plus account. The Mileage Plus Program, including accruals, awards and bonus miles offers, is subject to change without notice. Taxes and fees related to award travel are the responsibility of the passenger. United and Mileage Plus are registered service marks. For complete details about the Mileage Plus program, visit united.com.

*** Measured by revenue passenger miles as reported to the U.S. Department of Transportation for 12 months ending September 2004, the most recent comparison data available.

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