Cheap flights from Dortmund (DTM) to Illinois
Find cheap flights from Dortmund to Illinois with Cheapflights
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Discover tips and strategies to find the most affordable flight options for your journey from Dortmund (DTM) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.
Travel insights for flights from Dortmund to Illinois
Get recent, data-driven insights about flights from Dortmund to Illinois including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Dortmund to Illinois?
Currently, August is the cheapest month in which you can book a flight from Dortmund to Illinois (average of $245). Flying from Dortmund to Illinois in March is currently the most expensive (average of $317). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Rainfall in Illinois by month
Plan your trip to Illinois by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.
Temperature in Illinois by month
Plan your trip to Illinois by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).