Cheap flights from St. Augustine (UST) to Chicago (CHI)
Find cheap flights from St. Augustine to Chicago with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Augustine to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from St. Augustine (UST) to Chicago (CHI). 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 January 21, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
- Most accurate provider: When it comes to deals on St. Augustine-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Augustine-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Augustine-Chicago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Augustine-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Augustine-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Travel insights for flights from St. Augustine to Chicago
Get recent, data-driven insights about flights from St. Augustine to Chicago including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from St. Augustine to Chicago?
Currently, August is the cheapest month in which you can book a flight from St. Augustine to Chicago (average of $245). Flying from St. Augustine to Chicago in March is currently the most expensive (average of $320). 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.
What is the cheapest time of day to fly from UST to CHI?
Find hourly flight availability from St. Augustine to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.
Unlike at noon, when flights are generally more expensive, you can save up to 44% on flights from St. Augustine to Chicago by exploring options for tickets in the evening.
What is the cheapest day to fly from St. Augustine to Chicago?
Use this chart to determine the cheapest time to fly round-trip from St. Augustine to Chicago. Price data was last updated on January 21, 2025.
Travelers seeking maximum savings on their St. Augustine to Chicago flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Chicago by month
Plan your trip to Chicago by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Chicago 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 Chicago when rainfall is around 1.7 in.
Temperature in Chicago by month
Plan your trip to Chicago by taking into account the average temperature totals by month.
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 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).