The former Ukip leader suggested Western leaders were “losing sight” by targeting the Syrian government instead of “Islamic terror” which poses a greater danger to the UK.
President Assad was slammed after he allegedly launched a chemical weapons attack on civilians, killing at least 72 people in northern Syria.
US President Donald Trump launched his own attack in retaliation, destroying a government airbase, which is said to be involved in the alleged attack, with 59 Tomahawk missiles.
However, speaking on Fox News, Mr Farage warned against targeting Assad and said the real danger to the West is terrorism.
Farage warned against striking Assad because of the threat from ISIS
However bad a man Assad is, he is actually fighting ISIS every single day
He said: “Are we not losing sight of something else – often in history, it is the case that my enemy’s enemy is my friend?
“However bad a man Assad is, he is actually fighting ISIS every single day.
“I believe that the biggest threat we face in the West is from Islamic terrorism – and we really must not lose sight of that.”
Boris Johnson praised President Trump’s strike on Syria, claiming “Assad is now toxic in every sense”.
The Foreign Secretary lauded the American for showing “a resolve and willingness that has been sadly missing in the last few years”.
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Russian leader Vladimir Putin was dragged into the argument, having been accused of allowing Assad’s chemical attack to happen.
Mr Johnson added: “We cannot mist this moment. It is time for Putin to face the truth about the tyrant he is still propping up.”
Washington warned Syria more military strikes could follow if they continue to use chemical weapons, but would prefer a diplomatic solution to be found.
Countries that support and oppose the missile strikes in Syria Mon, April 10, 2017
European countries have been broadly supportive so far as President Trump ordered missile strikes against a Syrian airfield from which a deadly chemical weapons attack was launched
AFP/Getty Images 1 of 7
SYRIA OPPOSES: President Bashar al-Assad's office denounced the U.S. strike as 'reckless, irresponsible behavior.'
The Foreign Secretary cancelled a trip to Moscow after the alleged Russian involvement in the conflict.
Mr Johnson claimed critics “carping and using the death of civilians in a gas attack to fire off person insults” were only emboldening the Russians and Assad.
Alex Salmond, the SNP’s foreign affairs spokesman, claimed the Foreign Secretary was in “deep political trouble” and had looked “daft” after pulling out of his meeting in Russia, in the wake of US intervention in Syria.
Mr Johnson responded: “I am focussed on working with the US and getting the G7 behind the goal of ending this war and rebuilding Syria – one Rex Tillerson will deliver for the whole of the G7 to Russia.”