Travel the World This Spring with United’s Global Fare Sale and Rental Car Offers from Hertz

United offers special springtime sale fares to destinations across the U.S. and around the world

Hertz rental upgrades and double miles are available to customers who book a paid, qualifying flight

CHICAGO, March 8 /PRNewswire-FirstCall/ — United invites customers today to celebrate springtime by traveling the world on a United super sale fare, driving in style with a double upgrade and earning double Mileage Plus(R) miles on a Hertz(R) rental.

Domestic sample fares* for travel on United, United Express(R) or Ted(SM) are each-way and based on required roundtrip purchase by March 18, 2005. Fares below are valid for travel between April 4, 2005 and June 10, 2005.

Chicago-Los Angeles $79
Chicago-Maui $323
Denver-Boston $119
Denver-Tampa, on Ted $104
Los Angeles-Las Vegas, on Ted $35
Los Angeles-Washington, D.C. $99
San Francisco-Denver $110
San Francisco-Phoenix, on Ted $59

International sample fares* are each-way and based on required roundtrip purchase by March 22, 2005. Fares to Atlantic destinations are valid for travel on any qualifying United or Lufthansa flight.

Boston-Paris (3),(4) $215
Chicago-Amsterdam (6) $233
Denver-Sao Paulo/Rio de Janeiro $439
Los Angeles-Sydney $501
New York City-Tokyo $389
San Francisco-Nagoya (5) $295
San Francisco-Puerto Vallarta, on Ted $132
Washington, D.C.-Paris $228
Washington, D.C.-San Juan (1),(2),(4),(7) $138

Travel dates vary by destination; see fare facts below or visit united.com for more information. Always go to 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.

Hertz is also rejoicing in springtime by offering special upgrades and bonus miles to United’s Mileage Plus members. When Mileage Plus members book a paid, qualifying United flight, including United’s spring sale fares, and rent a car with Hertz at a participating location in the U.S. or Canada, they are eligible to earn a two-car-class upgrade and double miles, for a total mileage reward of up to 1000 miles.*** Valid when booking by March 18, 2005, for rentals picked up from April 4 through June 10, 2005.

About United

United Airlines (BULLETIN BOARD: UALAQ) 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.

For the fares above, service is provided by United Airlines or Lufthansa, except where noted. Portions of this service may be operated by the following carriers doing business as United Express(R) or as codeshare partners:

1. Chautauqua Airlines (R)
2. US Airways
3. Mesa Airlines
4. Air Wisconsin Airlines Corporation
5. Sky West (R)
6. BMI
7. US Airways Express

* U.S./INTERNATIONAL FARE FACTS: Fares above are each way based on required roundtrip purchase for United Economy(R) travel on United Airlines(R), Ted(SM), and United Express(R) carriers. Tickets purchased through United reservation offices are $5-per-ticket higher and tickets purchased at airport ticket counters are $10-per-ticket higher. Fares purchased through other distribution channels may also be higher. Seats are limited and may not be available on all flights/dates. Purchase Requirements: Tickets for U.S. and Canada destinations must be purchased at least 21 days in advance and ticketed within 24 hours of making reservations, but no later than 3/18/05. Tickets for San Juan must be purchased at least 3 days in advance and ticketed within 24 hours of making reservations, but no later than 3/22/05. Tickets for Atlantic and Pacific destinations must be purchased at least 7 days in advance and ticketed within 72 hours of making reservations, but no later than 3/22/05. Tickets for Latin destinations must be purchased at least 3 days in advance and ticketed within 72 hours of making reservations, but no later than 3/22/05, except where noted below. Domestic sale fares apply to U.S. and Canada point-of-sale only. International sale fares apply to U.S. point-of-sale only. Reservations and ticket purchases on united.com must be completed simultaneously. Travel Days/Dates: U.S. and Canada fares shown above are valid for travel beginning 4/4/05 through 6/10/05. Fares for U.S. destinations shown above are valid for travel on Tuesday and Wednesday only. Fares for Canada destinations shown above are valid for travel Tuesday through Thursday only. Fares for Hawaii destinations are valid for travel to Hawaii Monday through Wednesday and from Hawaii Tuesday through Thursday. Fares for San Juan are valid for travel Monday through Thursday with travel commencing by 4/30/05. Fares for Atlantic destinations are valid for travel Monday through Thursday with travel beginning 4/1/05 and commencing by 4/30/05. Fares for Latin destinations are valid for travel beginning 4/1/05 and commencing by 5/17/05, except where noted below. Fares for Pacific destinations are valid for travel Monday through Thursday for travel beginning 4/1/05 and commencing by 5/12/05. Fares for other days of the week are higher. Blackout Dates: U.S., Canada, Atlantic and Latin fares have no blackout dates. Fares are not valid for travel to/from San Juan between 3/24/05 and 3/29/05. Fares are not valid for inbound travel for Pacific destinations between 4/22/05 and 5/5/05. Domestic Min./Max. Stay: For U.S. destinations, excluding Alaska and Hawaii, a 1-night minimum stay is required. For Alaska destinations a 3-night or Saturday night minimum stay is required. For Hawaii destinations a 3-night minimum stay is required. For Canada destinations no minimum stay is required. The maximum stay is 30 days. International Min./Max. Stay: For Atlantic destinations a Saturday night minimum stay is required. For Pacific destinations a 7-night minimum stay is required. For Latin destinations a 3-night minimum stay is required, except where noted below. For San Juan a 2-night minimum stay is required. The maximum stay for all international destinations is 30 days. Additional Taxes/Fees: U.S. fares do not include a $3.20 per flight segment tax. A flight segment is defined as one takeoff and one landing. Fares do not include the September 11th Security Fee of up to $10 maximum per roundtrip or Passenger Facility Charges of up to $18, which may be collected depending on the itinerary. Fares for Hawaii and Alaska do not include a $7.00 (each- way) departure tax. For travel from Canada, fares do not include U.S. Inspection fees of $7, taxes/fees imposed by the Canadian government of up to $19.50, and a $27.40 international departure and arrival tax if outside of the 225 mile buffer zone. All international fares are subject to U.S. arrival and departure taxes and agricultural, immigrations and customs fees of up to $40. For travel to some countries, additional airport, transportation, embarkation, security, and passenger service taxes/surcharges of up to $124 will apply depending on destination. For return travel from some countries, fares do not include airport and/or departure taxes of up to $36, which may be collected by the foreign government. Itinerary Changes – Domestic: U.S. and Canada tickets are non-refundable. No changes may be made after ticketed departure date for any portion of the ticket. Tickets whose reservations are cancelled prior to the ticketed departure date are valid for travel one year from the original issuance date. Changes made on or before departure are subject to fare rules and a service charge of $100. If a reservation is not cancelled before the ticketed departure date, the ticket has no value. Itinerary Changes – International: Tickets are non-refundable, but the return portion may be changed for a fee ($100 for Latin, $150 for Pacific and $200 for Atlantic destinations), provided the new itinerary is within the parameters of this offer, minimum and maximum stay requirements are met, and the origin and destination are not changed. If the reservation is cancelled before the ticketed departure date, the itinerary may be rebooked up to one year from the original ticket issue date for a service charge ($100 for Latin, $150 for Pacific and $200 for Atlantic destinations). If a reservation is not cancelled before the ticketed departure date, the ticket has no value. Other Conditions: Fares are subject to change without notice. Other restrictions may apply. Lower fares may be available to select destinations. Exceptions for Mexico: Tickets must be purchased at least 7 days in advance and ticketed within 72 hours of making reservations. A three-night minimum stay is required. Exceptions for Buenos Aires: Tickets must be issued within 24 hours of making reservations. A Saturday night minimum stay is required. Exception for San Jose, Costa Rica: Tickets must be issued within 24 hours of making reservations. Travel must commence by 4/30/05. Exceptions for Aruba: Travel must commence by 4/30/05. Exceptions for Sao Paulo and Rio de Janeiro: Fares above are valid for travel Monday through Thursday.

** 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(R) 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(R), Ted(SM), or United Express(R). 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.

*** Hertz Offer Terms and Conditions: Valid on rentals picked up from April 4 through June 10, 2005. Must book a qualifying United flight and rent a Compact (Class B) through Special Sporty (Class D) car on qualifying Leisure Weekly or Leisure Weekend Rates for two or more days using your Mileage Plus number, discount number CDP 62455 and Promotional Coupon (PC) #965576 at a participating location in the U.S. or Canada to receive a two-car-class upgrade and double miles. Leisure Weekend Rate rentals earn 100 miles per rental day and Leisure Weekly Rate rentals earn 1,000 miles per rental with this offer. Advance reservation is required. Upgrade subject to larger car availability at time of rental pick up. Brand and model not guaranteed. Maximum upgrade is to a Premium (Class G) car. Offer may not be available at some times in some locations especially during periods of peak demand. Blackout dates may apply. Minimum rental age is 25 (exceptions apply). Taxes, tax reimbursement, governmental surcharges and optional services, such as refueling, are extra. Standard rental qualifications, rental period and return restrictions apply. This offer has no cash value and may not be combined with any other offer, discount, coupon or promotion. Frequent Flyer Surcharge of $0.50-per-day, up to a maximum of $2.00 per rental, may apply. Miles will not be awarded on travel industry rates, wholesale tour packages, insurance/dealer replacement, and any other promotional rates or group travel. After you have purchased your United flight, visit hertz.com, call Hertz at 1-800-654-2210 or your travel agent and provide your Mileage Plus number, discount number CDP 62455 and PC #965576 for a two-car-class upgrade and double miles.

**** 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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