Quotes: Aliens Speaking English

Homer: How is it that you speak English?
Alien: I am actually speaking Rigellian. By astonishing coincidence, both of our languages are exactly the same.

To make things easier, everyone speaks English.
— A short story about humans meeting aliens. In Portuguese.

Graeme: How come I can understand you? Are you using some neural language router?
Paul: Actually, I'm speaking English you fucking idiot!
Paul

Farnsworth: Our only hope is to communicate with the aliens, and show them our peaceful intentions.
Bender: Perhaps they speak perfect English... as do we.
Farnsworth: We can't take that chance! We'll need my universal auto-translator!
Futurama, "Reincarnation"

The humans are having a dick-waving competition with various aliens that all speak perfect English, in various American dialects.
Yahtzee reviewing Mass Effect

Letter: Dear Stargate SG-1, why do all the aliens speak English?
Christopher Judge: Oh Crap!, they found out about that.

Chel: Hmm... How do you speak English so well?
Lexx: I'm not speaking English. You're speaking Galactic Standard.
Alien Dice, in a rare Inversion

Nail: [speaking Namekian] Dende. What have you brought to Guru's house?
Dende: [speaking Namekian] Foreigners. They claim they are here to help. Personally, I think we are boned.
Krillin: You have such a beautiful language.
Nail: [speaking Namekian] Ah. It seems we must speak the Universal Language.
Nail: English.

Dawn Greenwood: I've been meaning to ask... If they're aliens, why are they speaking French?
Silver Surfer: It only sounds French to your translator, Dawn. It's actually Space-French.
— Silver Surfer (2014) #13