Cheap flights from Birmingham, Alabama to Illinois from $79
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Birmingham, Alabama to Illinois departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from Birmingham, Alabama to Illinois
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Delta flights from Birmingham, Alabama to Illinois
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How to get the cheapest flight ticket from Birmingham, Alabama to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Birmingham, Alabama is in September. Flight prices, which tend to average around $274, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $322.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Birmingham, Alabama to Illinois is on a Thursday when prices can be found for as low as $432. Flights from Birmingham, Alabama to Illinois on a Sunday will generally be more expensive and average around $633. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Birmingham, Alabama to Illinois during this time can be as low as $290. Flights at noon are often more expensive with an average ticket price of $887.
What is the cheapest Birmingham to Illinois flight route?
Fly from Birmingham to Chicago Midway for the best Birmingham - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Birmingham, Alabama when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $383 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Birmingham, Alabama for as low as $287 on momondo.
What cabin class options are available on Birmingham to Illinois flights?
There are 4 cabin classes available to choose from on Birmingham to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Birmingham to Illinois?
Southwest, Spirit Airlines, and United Airlines are the most popular carriers operating from Birmingham to Illinois
What airlines fly to Illinois?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from Birmingham, Alabama according to our data. American Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from Birmingham, Alabama to Illinois on average per day?
As of June 2025, there are 16 flights per day flying from Birmingham, Alabama to Illinois. The most common time of day flights depart is 1:00PM, with 51% of flights taking off at noon.
How many flights depart from Birmingham, Alabama to Illinois on average per week?
The number of flights available between Birmingham, Alabama and Illinois is 117 per week as of June 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.
Cheap Birmingham, Alabama to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Birmingham, Alabama to Illinois
When did momondo last update prices for flights from Birmingham Airport to Illinois?
Prices for flights from Birmingham Airport to Illinois refresh daily.
How many operators does momondo search for flights from Birmingham Airport to Illinois?
As of June 2025, there are 4 operators available to choose from for flights from Birmingham Airport to Illinois.
How old do you have to be to fly from Birmingham Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Birmingham Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Birmingham, Alabama to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Birmingham, Alabama to Illinois is Canadair (Bombardier) Regional Jet CRJ-550, representing 24.70% of all bookings. The subsequent popular models are Embraer 170 at 17.36%, Embraer 175 at 12.28%, and Boeing 737-700 Passenger/BBJ1 (winglets) at 10.81%.
Best airlines flying from Birmingham, Alabama to Illinois
Compare and see reviews for airlines that fly from Birmingham, Alabama to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $131 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $161 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $270 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $278 | Free Cancellation | Rating 8.0 4,278 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Birmingham to Illinois?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Birmingham to Illinois. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Birmingham to Illinois with flexible booking policies on momondo?
All flight searches from Birmingham to Illinois on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Birmingham to Illinois?
Once you have performed a search for Birmingham to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Birmingham to Illinois right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Birmingham to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.