3 sentences

1. 求你别让飞机返航。

   qiú nǐ bié ràng fēi​jī fǎn​háng.

   Please don't let them turn the plane around.

   Source: OpenSubtitles

2. 几乎一半的盟军飞机没能返航。

   jī​hū yī​bàn de méng​jūn fēi​jī méi néng fǎn​háng.

   Nearly half the Allied planes did not return.

   Source: OpenSubtitles

3. 由于天气恶劣，飞机不得不返航。

   yóu​yú tiān​qì è​liè, fēi​jī bù​dé​bù fǎn​háng.

   The plane had to return to base due to bad weather.

   Source: Dong Chinese Dictionary