4 sentences

1. 飞机十分钟后起飞。

   fēi​jī shí fēn​zhōng hòu qǐ​fēi.

   The plane takes off in ten minutes.

   Source: Tatoeba

2. 飞机将在一小时后起飞。

   fēi​jī jiāng zài yī xiǎo​shí hòu qǐ​fēi.

   The plane will take off in one hour.

   Source: Tatoeba

3. 我必须在七小时后起床。

   wǒ bì​xū zài qī xiǎo​shí hòu qǐ chuáng.

   I have to get up in seven hours.

   Source: CCMatrix

4. 我的航班在一小时后起飞。

   wǒ​de háng​bān zài yī xiǎo​shí hòu qǐ​fēi.

   My flight leaves in an hour.

   Source: OpenSubtitles