Speed and reliability in travel search, especially around flights, is an extremely difficult area to master.

旅游搜索的速度和可靠性最难掌控，尤其是对于机票搜索。

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If the ash cloud were to drift in another direction, flights could be sent around or above it.

届时如果火山灰云飘向另一个方向，飞机可能会被指示绕开或在其上方飞行。

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But it could launch Apollo spacecraft on test flights around the Earth.

VOA: special.2009.07.08

Because of the poor economy around the world, many passengers this year have booked flights closer to their departure date.

VOA: standard.2009.04.28

Currently delays are averaging around one-hour and that is for flights that are going out to the U.S."

VOA: standard.2009.12.27

Around 179 flights have been cancelled at London's Heathrow Airport and its northern runway was closed for 45 minutes for snow to be cleared.

BBC: UK snow: Schools and transport hit by disruption

Spring Airlines, the country's budget airline, will offer around 100 scenic flights from September 26 to 28.

CNN: Best way to see supermoon? On a Chinese moon-viewing flight

Around 16 Kingfisher flights, 10 from Mumbai and six from Delhi, were cancelled Thursday because of the renewed strike.

FORBES: Indian Billionaire Airline Owner Tells Striking Pilots To Quit