Cheap Flights from Chicago (ORD) to Baltimore (MTN)

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Baltimore, MD (MTN-Martin State)

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $167
BWI
Baltimore Washington Intl. Thurgood Marshall
CheapestClosest
Average driving time to city center16 min
Flights from $167
Flights from Chicago (ORD) to Baltimore (MTN)
Origin airport
O'Hare Intl.
Destination airport
Martin State
Distance
628 mi

Chicago to Baltimore Flights

The cheapest times to fly from Chicago to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Baltimore are during the month of . You can find some of the cheapest flights from Chicago to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Baltimore

Sunday is one of the best days to book for cheap flights from Chicago to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN) cost?
Snag a cheap one-way flight or cheap return flight from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN)?
Traveling in is a great way to save, as it's the cheapest month for flights between ORD and MTN. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN)?
To find the cheapest airline flying from ORD to MTN, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN)?
There aren't any daily direct flights available from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from ORD to MTN?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN)?
To land at Martin State Airport (MTN) without delays, choose a flight that leaves from O'Hare Intl. Airport (ORD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Middle River from O'Hare Intl. Airport (ORD)?
O'Hare Intl. Airport (ORD) has direct flights to Middle River. These are some of the airports you can fly to without detours:

  • Ronald Reagan Washington National Airport (DCA)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)
  • Harrisburg Intl. Airport (MDT)

Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN) last-minute?
Booking your ticket from ORD to MTN just before your trip is typically more expensive. However, if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an ORD to MTN flight and hotel package?
You can save money by booking an ORD to MTN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your preferred accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Martin State Airport (MTN)?
Usually, it's possible to reschedule or cancel your ORD to MTN flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.