Little progress was expected on Friday, with Boehner set to return to his congressional district in Ohio for the weekend.
The dollar fell 0.2 percent to 83.47 yen, having risen as high as 83.96, its highest since March 21, according to Reuters data. Still, it was not far from its March 2012 peak of 84.17, which is seen as a major resistance level.
Traders cited an options barrier at 84 yen as the options market still shows increasing bias for yen weakness with investors buying yen puts.
Bets that the yen will weaken had risen significantly as Japan looked set to get a prime minister keen to push for the central bank to print more money to stimulate the moribund economy.
Japanese media reported the conservative Liberal Democratic Party is set for a resounding victory in elections on Sunday, cementing speculation that LDP leader Shinzo Abe will be in a strong position to push for bold monetary easing.
Against the yen, the dollar has risen around 4 percent in the last four weeks, and there are technical signs the pair has risen too far too fast, with 14-day relative strength index standing well above the "overbought" mark of 70.
Some said the yen may rally further next week if the Bank of Japan underwhelms investors at its next meeting. The BoJ is widely expected to loosen monetary policy, although there is scope for market players to be disappointed by the amount of assets it decides to purchase.