Currently, the most affordable month to book a Porter Airlines flight from Toronto to Chicago in January, with an average price of C$ 261. Conversely, traveling with Porter Airlines from Toronto to Chicago in August will be the most expensive, with an average cost of C$ 439. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
C$ 359
February
C$ 418
March
C$ 446
April
C$ 458
May
C$ 537
June
C$ 585
July
C$ 601
August
C$ 604
September
C$ 473
October
C$ 513
November
C$ 465
December
C$ 480
CHI Temperature | -5 - 23 °C |
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If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).
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