I finished them.
I finally finally finally finished them. With a whole 26 minutes to spare.
There will be no ends weaving in the plane*.
Or in the car on the way to the event.
*But oh, was there some ends-weaving-in. 25 blocks per blanket, 2 blankets, 2 ends per block. It took freaking forever. I finished knitting WAY ahead of schedule and then the ends weaving took every last bit of my time.