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How long does a letter take from Lisbon to São Paulo?
Flight time: 9h 52m · Distance: 4,939 miles · With Premium: 4h 56m
On PreviewPal, a letter from Lisbon, Portugal to São Paulo, Brazil flies the real 4,939-mile great-circle distance at 500 mph, so it lands in 9h 52m. Your penpal in São Paulo can peek at every word the moment you seal it. They just can't reply until it lands.
The trip home takes the same 9h 52m: São Paulo to Lisbon is the same distance both ways.
Questions
- Can my penpal in São Paulo read the letter before it lands?
- Yes. They can open it and read every word while it's in the air, and watch it cross the map. The reply unlocks when it lands, 9h 52m after you send it.
- Is it faster with Premium?
- Premium letters fly twice as fast, so Lisbon to São Paulo takes 4h 56m. Every flight takes at least a minute and never more than 72 hours.
- Is PreviewPal free? Do I need an app?
- Writing letters is free. There's nothing to install: PreviewPal works in the browser on any phone or laptop. Letters are sealed end to end, so only you and your penpal can read them.