Seattle Mariners vs Chicago Cubs

Compare Seattle Mariners vs Chicago Cubs ticket prices

TicketScout compares Seattle Mariners vs Chicago Cubs ticket prices for the 21 August 2026 show at T-Mobile Park from up to 13 verified ticket sites side by side, so you can see who has the cheapest tickets before you buy. Prices are refreshed through the day. TicketScout does not sell tickets — always confirm price and availability on the seller's site.