The get-together comes amid rumors that the estranged couple may be reconciling.
Jennifer Garner is still close with Ben Affleck's mom!
The Miracles From Heaven star stepped out with Christine Anne Boldt in Los Angeles on Thursday, amid rumors that the amicable exes may be showing signs of reconciliation.
WATCH: 4 Signs That Ben Affleck and Jennifer Garner Could Be Reconciling
Affleck and Garner still live together in their Los Angeles home, and were recently seen attending church services with their kids -- Violet, 10, Seraphina, 7, and Samuel, 4 -- as well as heading to the polls together on Election Day.
And there's another sign the two may be reconsidering their split.
WATCH: 7 of Hollywood's Friendliest Divorces
In July, a source told ET that the couple had yet to file divorce papers, and was not sure whether they would do so.
"They still have not officially filed paperwork for a divorce," the source said, adding, "don't know if that will ever happen."
Watch the video below for more of the estranged couple's reconnection.
