| 1. SilkAir Singapore
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| The regional wing of Singapore Airlines. Features flight schedules, information on fares and promotional activities. |
| http://www.silkair.com |
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| 2. Singapore Airlines (SIA)
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| National flight carrier which includes online booking, sites and offices, schedules and route maps. |
| http://www.singaporeair.com |
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| 3. United Airlines Singapore
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| Contains flight tickets, special offers, traveler information and company profile. |
| http://www.ual.com.sg |
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