Spring is in the Air and Low Fares Have Sprung at United

CHICAGO, April 10 /PRNewswire-FirstCall/ — United is celebrating springtime by offering customers special low-fare tickets today through April 21, 2006, for travel to favorite U.S. destinations. Special fares are also available for international destinations through April 24, 2006. Customers can book their travel at united.com and earn bonus miles, or call United Reservations at 1-800-UNITED1 (1-800-864-8331).

Sample fares to U.S. destinations on United are each way, based on required roundtrip purchase by April 21, 2006. U.S. and Canada fares below are valid for travel on Tuesdays and Wednesdays between April 24, 2006, and June 7, 2006, see below or visit united.com:

   Domestic Fares:   — $94 – Austin, Texas – Chicago*   — $149 – Boston – San Francisco   — $39 – Las Vegas – Los Angeles   — $169 – New York City – Los Angeles*   — $99 – Portland, Ore. – San Francisco*   — $114 – San Diego – Denver*   — $154 – Seattle – Washington, D.C.   — $124 – Washington, D.C. – Denver   

* Portions of this service may be operated by the following carriers doing business as United Express(R) or as code share partners: Air Canada, Chautauqua Airlines(R), Colgan Air, GoJet, Mesa Airlines, Republic Airlines(R), Shuttle America, Skywest(R), Trans States Airlines, US Airways.

Sample international fares on United are each way, based on required roundtrip purchase by April 24, 2006. International fares are valid for travel on select off-peak days and travel periods vary by destination; see below or visit united.com:

   International Fares:   — $624 – Atlanta – Sydney   — $360 – Boston – Seoul   — $227 – New York City – London**   — $336 – New York City -Tokyo   — $397 – Portland, Ore. – Amsterdam**   — $379 – San Diego – Brussels**   — $425 – Seattle – Bangkok   — $423 – Seattle – Zurich   

** Portions of this service may be operated by the following carriers doing business as United Express(R) or as code share partners: bmi, Chautauqua Airlines(R), Cimber Air, Contact Air, Mesa Airlines, Republic Airlines(R), SAS Scandinavian Airlines, Shuttle America, Skywest(R), Trans States Airlines.

Customers will earn 1,000 bonus miles every time they purchase qualifying travel at united.com, which also offers the guaranteed lowest United fares. Customers can also earn 500 bonus miles each time they check in for a United flight using EasyCheck-in Online*** at united.com by June 30, 2006. Both of these bonus mile offers enable customers to earn an additional 2,000 miles per flight. See fare facts below for additional details.

About United

United Airlines operates 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 one of the largest international carriers based in the United States. United is also a founding member of Star Alliance, which provides connections for our customers to 790 destinations in 138 countries worldwide. United’s 57,000 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.

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 $10 per ticket higher and tickets purchased at airport ticket counters are $15 per ticket higher. Fares purchased through other distribution channels may also be higher. When purchasing from United, always go to united.com to find United’s lowest fares. 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 14 days in advance and within 24 hours of making reservations, but no later than 4/21/06. 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 4/24/06. Tickets for Latin destinations must be ticketed within 72 hours of making reservations, but no later than 4/24/06. 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. (excluding Hawaii) and Canada fares shown above are valid for travel on Tuesday and Wednesday, with all travel complete by 6/7/06. Hawaii fares are valid for travel Monday through Thursday between 4/25/06 and 6/8/06, with all travel complete by 6/8/06. U.S. and Canada sale fares for travel on other days are higher. Fares for Atlantic destinations are valid Monday through Thursday with travel commencing between 4/17/06 and 5/25/06. Fares for Latin destinations are valid for travel commencing between 4/10/06 and 6/10/06, except where noted below. For Latin destinations, all travel must be complete by 6/11/06. Fares for Pacific destinations (except Australia) are valid for travel Monday through Thursday for travel commencing between 4/17/06 and 5/18/06. Fares for Australia are valid for travel Sunday through Tuesday for travel commencing between 4/17/06 and 5/18/06. Fares for travel on other days of the week are higher. Blackout Dates: None Domestic Max./Min. Stay: U.S. fares require a 3 night, Friday or Saturday night stay. Hawaii fares require a 3 night minimum stay. There is no minimum stay for Canada. The maximum stay is 30 days for U.S. and 60 days for Hawaii. International Max./Min. Stay: For Atlantic destinations, a Saturday night minimum stay is required. For Pacific destinations, a 6-night minimum stay is required. For Latin destinations, no minimum stay is required. The maximum stay is 30 days. Additional Taxes/Fees: U.S./Puerto Rico/U.S. Virgin Islands fares do not include a $3.30 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 $7.30 (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 $29 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 $41. 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, fees and taxes are subject to change without notice. Other restrictions may apply. Lower fares may be available to select destinations. Exceptions for Ixtapa/Zihuatanejo: Fares are valid for travel Saturday for travel commencing between 4/15/06 and 6/10/06. Exceptions for Aruba: Fares are valid for travel Monday, Wednesday, Friday and Saturday for travel commencing between 4/10/06 and 5/3/06 and are valid for travel Wednesday, Friday and Saturday for travel commencing between 5/6/06 and 6/7/06. Exceptions for Nassau: Fares are valid for travel Monday, Wednesday, Friday and Saturday for travel commencing between 4/10/06 and 5/3/06 and are valid for travel Monday, Wednesday and Saturday for travel commencing between 5/6/06 and 6/7/06. Exceptions for Montego Bay: Fares are valid for travel Monday, Tuesday, Thursday, Friday and Sunday for travel commencing between 4/10/06 and 5/3/06 and are valid for travel on Monday, Friday and Sunday for travel commencing between 5/7/06 and 6/5/06. Exceptions for St. Thomas: Fares are valid for travel on Tuesday, Saturday and Sunday for travel commencing between 4/11/06 and 5/2/06 and are valid for travel on Tuesday, Thursday and Saturday for travel commencing between 5/6/06 and 6/10/06. Exceptions for Los Cabos: Fares are valid for travel on Tuesday, Thursday, Saturday and Sunday for travel commencing between 4/11/06 and 6/7/06.

*** EasyCheck-In Online Terms and Conditions

EasyCheck-In Online Bonus Miles Terms and Conditions Promotional period valid November 15, 2005 through June 30, 2006. United.com

EasyCheck-In online requirements: Check in between 1 and 24 hours prior to your scheduled departure. Travel on a United, Ted or United Express flight. Travel within the U.S including Alaska, Hawaii, San Juan, Puerto Rico, or St. Thomas, U.S. Virgin Islands.

EasyCheck-In Online restrictions: International (inbound and outbound); Certain flights with special service requests like wheelchair, unaccompanied minor, oxygen, firearm, etc.; Tickets with E-ticket mismatch; Tickets with Service charges due; Groups /passenger on a group ticket; IROP tickets.

Other Conditions: Combinable with other offers. Offer may be earned 10 times up to a maximum of 5,000 miles. No registration is required. Offer valid for travel on paid tickets only and cannot be earned for travel on award tickets. Valid on United, United Express and Ted flights. Bonus valid for checking in on united.com only. Must check in using Mileage Plus Number. Bonus not valid for check in outside of domestic united.com site. Bonus is in addition to paid flight miles and any applicable elite and class-of-service bonuses. Flights must be credited to the Mileage Plus account in order to qualify. 1,000 mile booking bonus offer: 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. Round-trip 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(R), 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. Taxes and fees related to award travel are the responsibility of the passenger. Offer valid for residents of US only. Offer subject to change without notice. Other restrictions may apply.

   Worldwide Press Office:   Days: 847.700.5538   Evenings/Weekends: 847.700.4088  

United Airlines

CONTACT: United Airlines Worldwide Press Office, Days: +1-847-700-5538,Evenings/Weekends: +1-847-700-4088

Web site: http://www.united.com/