The Democrat Party is likely to finish third.
According to the poll, Pheu Thai would get 163 seats – 153 from constituency MPs and 10 from Party-list MPs.
Phalang Pracharat would get 96 seats – 77 constituency and 19 party-list.
The Democrats would win 77 seats – 73 constituency and 4 party-list.
Bhumjaithai Party will likely win 59 seats and Future Forward 40.
After this election, there will be 350 constituency MPs and 150 party-list MPs. The full election results will be known by Tuesday.
Exit polls conducted after previous elections have been inaccurate.