Air travel is a time-consuming activity.

Stop-overs and increased journey time are generally things passengers would rather avoid.

But just how much value do travellers attach to saving journey time? How much are they willing to pay to save those precious hours?

Skyscanner's ingenious data tool, Travel Insight, is able to show exactly how much, by crunching the numbers and plotting the price passengers pay to reduce their journey time.

We've picked 10 popular long-haul routes around the world which currently have no direct connection and show just how much the value of an hour saved can vary per route.

Try out our dynamic Travel Insight dashboard below which reveals how much passengers are willing to pay to save an hour.