Cheap flights from St. Louis (STL) to O'Hare Intl (ORD)
How to find the cheapest flight from St. Louis (STL) to O'Hare Intl (ORD)
All the information you need to plan the best STL to ORD flight in 2022: compare St. Louis to O'Hare Intl flight prices with the expected peak season, weather and rainfall in O'Hare Intl.
STL - ORD Price | $175 - $365 |
|---|---|
ORD Temperature | 23 - 73.4 °F |
ORD Rainfall | 1.7 - 4.9 inches |
| Popular in | June | High demand for flights, 35% potential price rise |
|---|---|---|
| Cheapest in | November | Best time to find cheap flights, 26% potential price drop |
| Round-trip from | $175 | From Lambert-St Louis to Chicago O'Hare Intl |
| One-way from | $87 | One-way flight from Lambert-St Louis to Chicago O'Hare Intl |
How far in advance should I book a flight from St. Louis to Chicago O'Hare Intl Airport?
Users have found that booking a flight from St. Louis to Chicago O'Hare Intl Airport at least 25 days early can save you up to 57% on average compared to booking a flight this week. If booking 25 days before your flight isn’t an option for you, users have found flights from St. Louis to Chicago O'Hare Intl Airport for as little as $237 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $333 for flights departing within the next 3 days.
What is the cheapest month to fly from St. Louis to Chicago O'Hare Intl Airport?
January can be a great time to fly to Chicago O'Hare Intl Airport from St. Louis with a flight ticket averaging about $225. Cheapflights users have found deals in the month of January for as cheap as $136. The most expensive prices can be found in the month of June.
When is the cheapest time to fly from St. Louis to Chicago O'Hare Intl Airport (STL - ORD)?
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Chicago O'Hare Intl Airport as you normally would.
Cheap flights from St. Louis to O'Hare Intl in August, September 2022
The best prices found for STL to ORD flights for August, September
Lambert-St Louis
Chicago O'Hare Intl
1 stop
5h 56mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 10mAmerican Airlines
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 31mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 25mUnited Airlines
Lambert-St Louis
Chicago O'Hare Intl
1 stop
4h 41mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 25mMultiple Airlines
St. Louis to O'Hare Intl 2022 flight deals
Cheap flights to O'Hare Intl from St. Louis found for this year
Lambert-St Louis
Chicago O'Hare Intl
1 stop
5h 56mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 10mAmerican Airlines
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 31mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 25mUnited Airlines
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 20mChicago O'Hare Intl
Lambert-St Louis
1 stop
6h 48mAmerican Airlines
Cheap Delta flights from St. Louis to O'Hare Intl
Lambert-St Louis
Chicago O'Hare Intl
1 stop
4h 49mChicago O'Hare Intl
Lambert-St Louis
1 stop
6h 02mDelta
Lambert-St Louis
Chicago O'Hare Intl
1 stop
4h 49mChicago O'Hare Intl
Lambert-St Louis
1 stop
6h 10mDelta
Lambert-St Louis
Chicago O'Hare Intl
1 stop
6h 41mChicago O'Hare Intl
Lambert-St Louis
1 stop
6h 23mDelta
Cheap American Airlines flights from St. Louis to O'Hare Intl
Lambert-St Louis
Chicago O'Hare Intl
1 stop
5h 56mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 10mAmerican Airlines
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 20mChicago O'Hare Intl
Lambert-St Louis
1 stop
6h 48mAmerican Airlines
Lambert-St Louis
Chicago O'Hare Intl
2 stops
21h 35mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 08mAmerican Airlines
Non-stop flights to O'Hare Intl from St. Louis
Save time with St. Louis to O'Hare Intl direct flight deals
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 31mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 25mUnited Airlines
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 17mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 13mAmerican Airlines
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 24mChicago O'Hare Intl
Lambert-St Louis
Nonstop
1h 08mAmerican Airlines
Last minute flights from St. Louis to O'Hare Intl
Late deals on return flights to O'Hare Intl from St. Louis, departing today and this week
Lambert-St Louis
Chicago O'Hare Intl
1 stop
19h 44mChicago O'Hare Intl
Lambert-St Louis
1 stop
12h 04mMultiple Airlines
Lambert-St Louis
Chicago O'Hare Intl
1 stop
13h 51mChicago O'Hare Intl
Lambert-St Louis
1 stop
19h 59mMultiple Airlines
Lambert-St Louis
Chicago O'Hare Intl
1 stop
19h 44mChicago O'Hare Intl
Lambert-St Louis
1 stop
12h 04mMultiple Airlines
One-way flights to O'Hare Intl from St. Louis
The cheapest one-way flights from St. Louis to O'Hare Intl
Lambert-St Louis
Chicago O'Hare Intl
1 stop
15h 07mMultiple Airlines
Lambert-St Louis
Chicago O'Hare Intl
1 stop
15h 07mMultiple Airlines
Lambert-St Louis
Chicago O'Hare Intl
Nonstop
1h 31mUnited Airlines
Related info for your journey
Useful info, stats and facts about St. Louis to O'Hare Intl flights.
What airport do you fly from for flights from St. Louis to Chicago O'Hare Intl?
If you book a flight to Chicago O'Hare Intl from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 46 flights from Lambert-St Louis to Chicago O'Hare Intl per day from 8 different airlines.
Which airlines flying from Lambert-St Louis to Chicago O'Hare Intl have flexible cancellations due to COVID-19?
American Airlines, United Airlines, and Train are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Can I find flights from St. Louis to Chicago O'Hare Intl Airport for under $200 on Cheapflights?
Yes, there are multiple flights from St. Louis to Chicago O'Hare Intl Airport for under $200. The cheapest flight booked recently is on American Airlines for just $155, but on average you can expect to pay $190.
Are there nonstop flights from St. Louis to Chicago O'Hare Intl Airport for under $200 on Cheapflights?
Cheapflights has at least 20 direct flights from St. Louis to Chicago O'Hare Intl Airport under $200. A good price for a nonstop flight from St. Louis to Chicago O'Hare Intl Airport is less than $250.
Are there last-minute flights available from St. Louis to Chicago O'Hare Intl Airport for under $300?
There are currently 20+ open flights from St. Louis to Chicago O'Hare Intl Airport within the next 7 days for less than $300.
What days are nonstop flights available from St. Louis to Chicago O'Hare Intl Airport?
Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Wednesday, Friday, Saturday.
How many flights depart from St. Louis to Chicago O'Hare Intl Airport on average per day?
On average, you can expect to see 15 flights from St. Louis to Chicago O'Hare Intl Airport a day.
Morning (6am - Noon) - 53% of flight departures
Afternoon (Noon - 6pm) - 47% of flight departures
How long is the flight from St. Louis to Chicago O'Hare Intl Airport?
American Airlines, United Airlines, and Delta can get you from St. Louis to Chicago O'Hare Intl Airport in just under 1h 31m. Your travel time can differ by up to 4h 25m. The distance between St. Louis and Chicago O'Hare Intl Airport is about 259 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from St. Louis to Chicago O'Hare Intl Airport round-trip?
Flying on American Airlines is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $155. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $156 and $171, respectively. American Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from St. Louis to Chicago O'Hare Intl Airport one-way?
For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $78. Users have also found prices from $82 and $92 on Delta and Spirit Airlines, respectively.
What are the most popular airlines that fly from St. Louis to Chicago O'Hare Intl Airport?
Consider Train, Bus or Air Choice One when booking your flight. These represent the most popular airlines when flying from St. Louis to Chicago O'Hare Intl Airport.
What are the most reliable airlines from St. Louis to Chicago O'Hare Intl Airport?
Before booking your flight to Chicago O'Hare Intl Airport from St. Louis, check out the most reliable airlines to get you to your destination on time: Finnair (100%), ANA (92%), Lufthansa( 86%).
What are the cheapest flights from St. Louis to Chicago O'Hare Intl Airport?
The cheapest flight price from St. Louis to Chicago O'Hare Intl Airport is $99. On average you can expect to pay $396. The most popular route, (Lambert-St Louis - Chicago O'Hare Intl), can usually be booked for $156.
Other flights from St. Louis
Flights to O'Hare Intl from St. Louis
Alternative routes for St. Louis to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from St. Louis to O'Hare Intl
The chart below displays the airlines Cheapflights users traveling from St. Louis to O'Hare Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Hourly flight availability from St. Louis to O'Hare Intl
See what time of day planes typically take off from St. Louis to O'Hare Intl
| 13%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 71%of flight departures | Morning6 am to noon |
| 16%of flight departures | AfternoonNoon to 6 pm |
| 0%of flight departures | Evening6 pm to midnight |
Weekly flight availability from St. Louis to O'Hare Intl
See how many times per day planes take to the skies headed from St. Louis to O'Hare Intl
| Sunday | 46daily flights |
|---|---|
| Monday | 49daily flights |
| Tuesday | 40daily flights |
| Wednesday | 48daily flights |
| Thursday | 51daily flights |
| Friday | 52daily flights |
| Saturday | 40daily flights |