Two No. 1 seeds played in the Super Bowl as recently as last year, when the AFC's No. 1 seed, the Chiefs, played and beat the NFC's No. 1 seed, the Eagles.'
A Super Bowl with both No. 1 seeds could very well happen again this year, as No. 1 seeds Baltimore and San Francisco are both favored to win in their respective conference championship games.
At BetMGM, an “All No. 1 seeds” moneyline parlay combining the Ravens and 49ers pays out at -108 this weekend.
How Often Do No. 1 Seeds Reach the Super Bowl?
Historically, it's uncommon for both No. 1 seeds to reach the Super Bowl. There have only been 14 Super Bowls in the 48 seasons since 1975.'