flattest route

traveling with a baby on oxygen and need to take flattest route, preferably under 3000 ft above sea level

2 Answers

answered by

John from Chicago

Try this site:
https://www.flattestroute.com/Seattle-to-Amarillo
You can test routes through different cities to see how the elevation changes.

answered first by

Hazel from Port St. Lucie

Take I - 10E across to Amarillo.