Flights from Chicago to St-Denis, Reunion Last modified: Jan 22, 2017 1:15 -05:00
Chicago to St-Denis Last modified: Jan 20, 2017 1:13 -05:00Prices shown were found by travelers like you over the past 30 days
We've scanned 31,166,420,374 round trip itineraries and found the cheapest flights to St-Denis. Air France & Air India frequently offer the best deals to St-Denis flights, or select your preferred carrier below to see the cheapest days to fly.
How Much is a Flight from Chicago to St-Denis?
Unfortunately we weren't able to find enough recent prices to provide a meaningful average. Running an airfare search now will update and compare prices. Find Flights
Where To Buy Cheap Flights from Chicago to St-Denis?
The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Chicago to St-Denis based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.
How far in advance should I book tickets from Chicago to St-Denis? Prices shown were found by travelers like you over the past 30 days
The chart below shows up-to-date information regarding how far in advance to book your flight from Chicago to St-Denis.
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Cheapest Day To Fly from Chicago to St-Denis Prices shown were found by travelers like you over the past 30 days
We've examined 31,176,118,170 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Chicago to St-Denis is Thursday. See the chart below to compare prices for other days of the week.
Compare Flight Prices from Chicago to St-Denis by Month Prices shown were found by travelers like you over the past 30 days
Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Chicago to St-Denis flights.
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Cheap Last Minute Flights from Chicago to St-Denis
Well that's unexpected... we weren't able to find enough weekend deals to make a good comparison. Run an airfare search now to update and compare prices. Find Flights
Connecting Flights vs Direct Flights from Chicago to St-Denis Prices shown were found by travelers like you over the past 30 days
Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.
The average price for connecting flights from Chicago to St-Denis is $1,934.
The average price for direct flights from Chicago to St-Denis is not available.
One Way Flights vs Round Trip Flights from Chicago to St-Denis Prices shown were found by travelers like you over the past 30 days
We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Chicago to St-Denis. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.
The average price for one way flights from Chicago to St-Denis is not available.
The average price for round trip flights from Chicago to St-Denis is $2,104.
Airlines in Chicago flying to St-Denis Last modified: Jan 22, 2017 1:15 -05:00Number of routes searched: 1Number of itineraries searched: 56
Wondering which airlines fly out of Chicago to St-Denis? We've gathered the average price of Chicago airlines with flights to St-Denis. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.
Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.
Chicago to St-Denis Airports
These are the major commercial airports we're currently monitoring in Chicago and St-Denis. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.
Farecompare Research Tools
FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.