Cheap flights from Tennessee to Washington, D.C. from $73

If you’re not able to fly to Baltimore in September, then August is your next best option. Flight prices from Tennessee to Baltimore during August average around $216.

The cheapest day to depart from Tennessee to Baltimore is on a Friday. Travelers who choose to depart for Baltimore on a Friday will often find tickets for as low as $263. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $396. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

Flying to Baltimore from Tennessee in the evening is the least expensive time of day to depart. momondo users have found prices as low as $180 when looking at flights departing in the evening. Flights in the afternoon are often more expensive with an average ticket price of $343.

Fly from Knoxville McGhee Tyson to Baltimore/Washington for the best Tennessee - Baltimore/Washington flight prices

You are more likely to see cheaper flights to Baltimore from Tennessee when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $305 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Tennessee for as low as $172 on momondo.

There are 2 cabin classes available to choose from on Tennessee to Baltimore/Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Baltimore from Tennessee according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 7 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

As of February 2026, 4 flights take off from Tennessee and land in Baltimore each day. The most common flight departure time for this route is 4:00PM, with 46% of daily flights taking off at noon.

The number of flights available between Tennessee and Baltimore is 30 per week as of February 2026. The most frequent departure day is Mon, with 33% of weekly flights leaving on this day.