Cheap flights from St. Louis to Chicago from CA$108
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Prices updated:
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by departure date
How much do flights to Chicago cost?
Cheapest one-way trip | CA$108 |
|---|---|
Cheapest nonstop round-trip | CA$547 |
Cheapest round-trip | CA$237 |
Average round-trip | CA$331 |
Nonstop flights in June | CA$273 – CA$797 |
Key info about flying to Chicago
Weekly direct flights
Discover the top airlines offering direct flights from St. Louis to Chicago in the next month. You’ll find the number of daily direct flights per airline in the chart.
| Airline | Sun 08.06 | Mon 09.06 | Tue 10.06 | Wed 11.06 | Thu 12.06 | Fri 13.06 | Sat 14.06 |
|---|---|---|---|---|---|---|---|
| --- | --- | --- | --- | --- | --- | --- | |
| --- | --- | --- | --- | 4 | 3 | 3 | |
| Weekly flights: 10 total | Daily flights: 1.43 average | Most flights: Thursday 4 flights |
| Airline | Sun 15.06 | Mon 16.06 | Tue 17.06 | Wed 18.06 | Thu 19.06 | Fri 20.06 | Sat 21.06 |
|---|---|---|---|---|---|---|---|
| --- | --- | --- | --- | 6 | 7 | 6 | |
| 5 | 3 | 4 | 3 | 5 | 5 | 4 | |
| Weekly flights: 48 total | Daily flights: 6.86 average | Most flights: Friday 7 flights |
| Airline | Sun 22.06 | Mon 23.06 | Tue 24.06 | Wed 25.06 | Thu 26.06 | Fri 27.06 | Sat 28.06 |
|---|---|---|---|---|---|---|---|
| 6 | 6 | 5 | 6 | 5 | 8 | 7 | |
| 5 | 5 | 6 | 5 | 4 | 6 | 5 | |
| Weekly flights: 79 total | Daily flights: 11.29 average | Most flights: Friday 8 flights |
| Airline | Sun 29.06 | Mon 30.06 | Tue 01.07 | Wed 02.07 | Thu 03.07 | Fri 04.07 | Sat 05.07 |
|---|---|---|---|---|---|---|---|
| 8 | 8 | 8 | 7 | 8 | 7 | 5 | |
| 5 | 6 | 3 | 4 | 6 | 2 | 1 | |
| Weekly flights: 78 total | Daily flights: 11.14 average | Most flights: Sunday 8 flights |
Check-in for a flight from St. Louis to Chicago
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| United Airlines | UAL | UA | No |
| American Airlines | AAL | AA | No |
| Southern Airways Express | FDY | 9X | Yes |
| Alaska Airlines | ASA | AS | No |
Online check-in is not available for these airlines.
Weather in Chicago
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | -1°C | -6°C |
| February | 0°C | -5°C |
| March | 6°C | 0°C |
| April | 11°C | 4°C |
| May | 17°C | 10°C |
| June | 22°C | 16°C |
| July | 25°C | 20°C |
| August | 25°C | 19°C |
| September | 22°C | 16°C |
| October | 15°C | 10°C |
| November | 8°C | 3°C |
| December | 2°C | -1°C |
14 day forecast
Frequently asked questions
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