Fidesz’s lead over the Socialists was 66 to 16 percent among decided voters compared to 64 to 17 percent the previous month.
Among all voters Fidesz led the Socialists 39 to 11 percent in October compared to 38 to 11 percent in September.
Forty percent of the whole sample in October were either undecided or said they would not take part an election.
The radical nationalist opposition Jobbik had 6 percent of support and the green opposition Politics Can Be Different (LMP) party 2 percent of the whole sample, the poll said.
Szonda asked voters to reflect on the general atmosphere in the country, and found 31 percent saying things were going in a positive direction while 54 percent reported sensing a negative trend. In September, these indicators had been 35 and 49 percent, respectively.
Looking only at Fidesz supporters, the optimist camp represented 59 percent as against 32 percent who were pessimists, compared to 53 over 40 percent in September.
The data was gathered on October 17-24 on a sample of 1,500.