Thanks to LRD from flyertalk.com for finding this great fare to/from Europe this summer.
You can fly from Dallas (DFW) to Dublin (DUB) for just above $700!
For example, fly DFW-YYZ-DUB-YYZ-DFW (Jun 4-12) with Air Canada for just $721 – that's 8928 total miles!
Using the 30-day search at matrix.itasoftware.com you can find the dates for this price.
This is a great offer that will go away soon.