Cheap flights from Chicago to Birmingham from $129

In general, December is the cheapest month to fly from Chicago to Birmingham, Alabama. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $384. If you are unable to visit Birmingham, Alabama during the month of December, then departing from Chicago during the month October is also very affordable. Most momondo users find prices during this month for around $392.

On average, the least expensive day to fly to Birmingham, Alabama from Chicago is on a Saturday. momondo users have found tickets for Saturday departures for as low as $370. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Birmingham, Alabama is Monday, with ticket prices averaging around $605.

In the evening is the cheapest time of day to fly from Chicago to Birmingham, Alabama when you can find flight prices for as low as $432. Flying to Birmingham, Alabama in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Birmingham, Alabama is in the afternoon when prices are around $552.

Fly from Chicago O'Hare Intl to Birmingham for the best Chicago - Birmingham flight prices

You are more likely to see cheaper flights to Birmingham, Alabama from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Birmingham, Alabama for around $492 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Birmingham, Alabama from Chicago for as low as $309 on momondo.

There are 3 cabin classes available to choose from on Chicago to Birmingham, Alabama flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 17% on your flight if you consider stops on a Chicago to Birmingham, Alabama flight.

As of September 2026, prices for Chicago to Birmingham, Alabama flights are approximately 14% cheaper when compared to flights at the same time last year.

Southwest and Delta are the most popular carriers operating from Chicago to Birmingham

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Birmingham, Alabama from Chicago according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Birmingham, Alabama. Keep in mind that there are 4 different airlines that fly to Birmingham, Alabama on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 7 flights per day flying from Chicago to Birmingham, Alabama. The most common time of day flights depart is 9:00PM, with 48% of flights taking off in the evening.

As of September 2026, 52 flights take off from Chicago and land in Birmingham, Alabama each week. The most common flight departure day for this route is Mon, with 25% of weekly flights taking off on this day.