Before running EasyJet, Ms McCall was chief executive at the Guardian.
She will get a base salary of £900,000 - £41,000 less than Crozier; and her pension allowance has been reduced to 15% of her salary compared with her predecessor's 25%.
Weather Forecast: Saturday storms, Sunday sunshine
Temperatures behind the front will be roughly ten to fifteen degrees cooler than our Thursday through Saturday highs. Another similar day for Wednesday , but will be warmer with highs in the lower 90s, with heat index values near 100.
Crozier is widely considered to have turned around ITV's fortunes since replacing Michael Grade as CEO in 2010, although the firm has been hit by concerns over advertising revenues after the UK's decision to leave the European Union.
McCall said that it had been "a really hard decision for me to make", but that "the opportunity from ITV felt like the right one to take".
Analysts at Citi said it was a "good and exciting" appointment, saying her track record was very strong, delivering a total shareholder return of 312 percent during her tenure at the airline, outperforming the United Kingdom market.
"I'm delighted we'll be working together at ITV".
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It reported a 28 percent drop in profit for the year to end-Sept, ending a six-year run of rises under McCall.
"I will always miss Easyjet and most of all I will miss Easyjet's people whose Orange Spirit helps them do their best to make travel easy and affordable for their customers every day", said McCall.
McCall is expected to leave easyJet around the end of the year.
"She will also be able to participate in the company's existing annual bonus plan up to a maximum of 180 percent of salary, and the long-term incentive plan up to 265 percent of salary". Since 1999, she has also held non-executive director roles at Lloyds TSB, Tesco and New Look.
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It could roll over ita unspent room into next season, giving it more than enough ammunition to lure Cousins in free agency. The Redskins' starting quarterback will make $23.9 million this upcoming season because of the franchise tag.
"She is seen as being very good with people, at building a strong management team around her and at the ability to "work the room", Liberum said.