If the game doesn't go to extra time and penalties yes. If it does you could probably still make it, but it would be cutting it a bit fine. http://www.tfl.gov.uk/ use this to plan your journey.
Just checked. They've gone from getting £12.5 million a year from Adidas to £25 million from Warrior...That's an extra worldclass player, or 2 first team players for their team. By their accounts it's a very good deal.
What's everyone's bets for the weekend? Gone with: Chelsea to win 2-1 & Drogba to score first - 66/1 - £5 Didier Drogba to score and Chelsea to win - 15/2 - £2 Chelsea to win after extra time - 16/1 - £3