Is daytime prolonged to 18 hrs in travel from Madras London New York, shortened to 6 hrs in return journey?

Question

While travelling by a plane from Madras to New York via London, is daytime with sun light prolonged to 18 hours? In the reverse journey, is the day time shortened to 8 hours?

Answer 1

All times are local times so you must factor in the time differences.

http://www.firstscience.com/site/time.asp