Currently there are some amazing fares on various airlines between the United States and Europe. Some examples of fares are:
- BOS-LIS for $207 roundtrip
- SFO-ATH for $291 roundtrip
- SJC-CPH for $143 roundtrip.
There are most likely more city pairs as well. These fares won’t last long.
For more details about how to search for these fares along with available dates, see: this Secret Flying post.