DL/AF/KLM US -> EU J fare sale ($2600-$3400 RT)
https://www.klm.com/travel/us_en/pla...ness_class.htm
http://www.delta.com/content/www/en_...are-sale.html?
http://www.airfrance.us/US/en/local/...ness-fares.htm
SFO->LON is $3400. West coast to AMS is $3100. NYC to DUB/FRA/CDG/ORY/LON from $2642-$2830.
Pretty much the same rates across all three of them. Quite a bit cheaper than normal rates and I don't see them on Google flights yet. Book by February 28, travel from April 4 – April 27.
HT to TravelSkills (
http://travelskills.com/2017/02/23/b...rope-in-april/) for finding this.