British Airways (BA) is running a sweet promotion for roundtrip flights in any cabin between North America and Europe. You can earn a BONUS 100,000 Avios miles with 3 roundtrip tickets–must fly by Jan. 31. This seems like a pretty sweet deal for anyone with some time to travel to Europe (or plans on doing it anyway) between now and January 31st. Especially for those of you who have business travel to Europe coming up. Even if you are just planning on one roundtrip ticket to and from Europe, you…… (click read more!)