Deal found on September 15, 2026
Los Angeles to Chicago
$182$34347% off
Round trip
Ontario to Chicago is usually about $438, and today Frontier has it for $182, a 58% discount. That is deep dish pizza, Millennium Park, and lakefront walks for less than most people spend on a weekend at home, with availability running from late September through the holidays.
Travel dates
Dates in November
e.g. Nov 10 – Nov 19 · 9 nights
Date options
18 at this price
Lowest we've seen
$145
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