Cheap flights from Baltimore to Illinois from $39
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Illinois departing on 6/4. 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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How to get the cheapest flight ticket from Baltimore 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 Baltimore is in January. Flight prices, which tend to average around $174, 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 January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $198.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Baltimore to Illinois is on a Friday when prices can be found for as low as $313. Flights from Baltimore to Illinois on a Sunday will generally be more expensive and average around $630. 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 Baltimore to Illinois during this time can be as low as $200. Flights in the morning are often more expensive with an average ticket price of $492.
What is the cheapest Baltimore/Washington to Illinois flight route?
Fly from Baltimore/Washington to Chicago Midway for the best Baltimore/Washington - 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 Baltimore when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $284 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Baltimore for as low as $226 on momondo.
What cabin class options are available on Baltimore/Washington to Illinois flights?
There are 4 cabin classes available to choose from on Baltimore/Washington 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 Baltimore/Washington to Illinois?
Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Baltimore/Washington to Illinois
What airlines fly to Illinois?
United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Baltimore according to our data. United 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 6 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 Baltimore to Illinois on average per day?
As of April 2025, there are 27 flights per day flying from Baltimore to Illinois. The most common time of day flights depart is 10:00AM, with 65% of flights taking off at noon.
How many flights depart from Baltimore to Illinois on average per week?
As of April 2025, 190 flights take off from Baltimore and land in Illinois each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.
Cheap Baltimore to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Baltimore to Illinois
When did momondo last update prices for flights from Baltimore/Washington Airport to Illinois?
Prices for flights from Baltimore/Washington Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Baltimore/Washington Airport to Illinois?
As of April 2025, there are 6 operators available to choose from for flights from Baltimore/Washington Airport to Illinois.
How old do you have to be to fly from Baltimore/Washington Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Baltimore/Washington Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Baltimore to Illinois?
Based on momondo bookings for flights between Baltimore and Illinois, the leading plane model is Boeing 777, making up 9.77% of the total bookings. Other popular models include Boeing 737 MAX 8 with 9.32%, Boeing 737-800 Passenger/BBJ2 (winglets) with 8.94%, and Boeing 787-8 Dreamliner with 8.54%.
Best airlines flying from Baltimore to Illinois
Compare and see reviews for airlines that fly from Baltimore to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $56 | Free Cancellation | Rating 6.3 7,942 reviews | |||
| PriceFrom $58 | Free Cancellation | Rating 5.9 3,283 reviews | |||
| PriceFrom $99 | Free Cancellation | Rating 8.0 7,920 reviews | |||
| PriceFrom $144 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $154 | Free Cancellation | Rating 7.4 8,685 reviews | |||
| PriceFrom $167 | Free Cancellation | Rating 8.0 4,287 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Baltimore to Illinois?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to Illinois. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Baltimore to Illinois with flexible booking policies on momondo?
momondo does allow users to show only those flights to Illinois from Baltimore which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Baltimore to Illinois?
Once all potential Baltimore to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Baltimore to Illinois right now. Can momondo alert me if prices change?
Price alerts on flights to Illinois from Baltimore are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.