Cheap flights from Ohio to Washington, D.C. from $57

If you’re not able to fly to Baltimore in September, then October is your next best option. Flight prices from Ohio to Baltimore during October average around $303.

The cheapest day to depart from Ohio to Baltimore is on a Tuesday. Travelers who choose to depart for Baltimore on a Tuesday will often find tickets for as low as $331. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $450. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

Flying to Baltimore from Ohio in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $357 when looking at flights departing in the afternoon. Flights in the morning are often more expensive with an average ticket price of $411.

Fly from Cincinnati Cinci./N. Kentucky to Baltimore/Washington for the best Ohio - Baltimore/Washington flight prices

You are more likely to see cheaper flights to Baltimore from Ohio when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $322 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Ohio for as low as $172 on momondo.

There is only 1 cabin class available to choose from on Ohio to Baltimore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest, Frontier, and Delta are the most popular carriers operating from Ohio to Baltimore/Washington

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Baltimore from Ohio according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 6 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 5 flights per day flying from Ohio to Baltimore. The most common time of day flights depart is 6:00AM, with 48% of flights taking off at noon.

37 flights are operational weekly from Ohio to Baltimore as of September 2026. The most popular departure day for this route is Mon, with 22% of flights per week taking off on this day.