Cheap flights from Denver, CO to Chicago, IL
Flights starting at £18. Choose between Frontier Airlines, United Airlines, or Allegiant Air to find the best price.
Kiwi-Code uncovers prices airlines don't want you to see.
Use our flexible filters to tailor your search.
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Chicago
Search by stops
Search by carrier
Search by price
Search by departure date
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Weekly direct flights
Discover the top airlines offering direct flights from Denver to Chicago in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Mon 08.04 - Sun 14.04
Airline | Mon 08.04 | Tue 09.04 | Wed 10.04 | Thu 11.04 | Fri 12.04 | Sat 13.04 | Sun 14.04 |
---|---|---|---|---|---|---|---|
--- | 7 | 8 | 6 | 7 | 8 | 4 | |
2 | 1 | 2 | 3 | 2 | 3 | 3 |
Weekly direct flights for Mon 15.04 - Sun 21.04
Airline | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 | Sun 21.04 |
---|---|---|---|---|---|---|---|
7 | 7 | 7 | 3 | 7 | 8 | 4 | |
2 | 3 | 2 | 3 | 2 | 3 | 3 |
Weekly direct flights for Mon 22.04 - Sun 28.04
Airline | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 | Sun 28.04 |
---|---|---|---|---|---|---|---|
7 | 7 | 8 | 8 | 8 | 8 | 4 | |
2 | 3 | 2 | 3 | 2 | 3 | 3 |
Weekly direct flights for Mon 29.04 - Sun 05.05
Airline | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 | Sun 05.05 |
---|---|---|---|---|---|---|---|
7 | 9 | 8 | 7 | 7 | 7 | 6 | |
2 | 3 | 2 | 3 | 2 | 3 | 3 |
Check-in for a flight from Denver to Chicago
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Allegiant Air | AAY | G4 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Volaris | VOI | Y4 | No | Opens 24 days before flight Closes 1 hours before flight |
Chicago travel tips
1) Public transport operates 24/7 in Chicago, so there is no need to use a taxi | Public transport is well developed in Chicago. Even if you go out late, you can use the metro or buses, as public transport runs around the clock. In addition, almost all attractions are within walking distance if you stay in the city centre. |
---|---|
2) Walk the scenic BP Pedestrian Bridge in Chicago | The BP Pedestrian Bridge is a beautiful bridge that connects Chicago's most famous Millenium Park to another green space, Maggie Daley Park. There you will find many playgrounds and swings that even adults can ride on. |
3) In some shops in Chicago, tourists can get an additional discount | Some stores give additional discounts to tourists (for example, Macy’s offers about 10%). Therefore, take your passport or its copy with you and ask the seller if you are entitled to a discount. |
Weather in Chicago
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -6°C |
February | 0°C | -5°C |
March | 6°C | 0°C |
April | 10°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
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.