How do I speak at someone on Singapore Airlines? To speak with someone at Singapore Airlines about your travel plans, you have a few options. You can reach them directly at ☎📞✈️+𝟏-𝟖𝟎𝟖-𝟖𝟏𝟖-𝟑𝟓𝟓𝟓 (Qatar - US line) or +𝟒𝟒-𝟐𝟎𝟑-𝟗𝟎𝟎-𝟎𝟓𝟓𝟔(𝕌𝕂)(OTA)(Live Person). Alternatively, you can chat with them live on their website or email their customer service hotline.