Not if your fare includes a checked bag on some routes: US to Europe: Free. Within Europe: Free.
How much does Edelweiss charge for a bike between the US and Europe?
Free (counts as a checked bag). Free on Edelweiss flights on fares that include a checked bag. Light fares don't include a free checked bag. Adding one: $300 each way.
How much does Edelweiss charge for a bike within Europe?
Free (counts as a checked bag). Free on Edelweiss flights on fares that include a checked bag. Light fares don't include a free checked bag. Adding one: about $105 each way.