Cheap flights from Denver to Washington, D.C. from $135

If you’re not able to fly to Baltimore in September, then October is your next best option. Flight prices from Denver to Baltimore during October average around $285.

The cheapest day to depart from Denver to Baltimore is on a Friday. Travelers who choose to depart for Baltimore on a Friday will often find tickets for as low as $368. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $499. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

Flying to Baltimore from Denver in the morning is the least expensive time of day to depart. momondo users have found prices as low as $397 when looking at flights departing in the morning. Flights in the evening are often more expensive with an average ticket price of $446.

Fly from Denver Intl to Baltimore/Washington for the best Denver Intl - Baltimore/Washington flight prices

You are more likely to see cheaper flights to Baltimore from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Denver for as low as $318 on momondo.

There are 4 cabin classes available to choose from on Denver to Baltimore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 10% on your flight if you consider stops on a Denver to Baltimore flight.

As of June 2026, prices for Denver to Baltimore flights are approximately 39% more expensive when compared to flights at the same time last year.

Southwest and United Airlines are the most popular carriers operating from Denver Intl to Baltimore/Washington

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Baltimore from Denver according to our data. Frontier is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 5 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

As of June 2026, there are 13 flights per day flying from Denver to Baltimore. The most common time of day flights depart is 7:00AM, with 45% of flights taking off at noon.

As of June 2026, 92 flights take off from Denver and land in Baltimore each week. The most common flight departure day for this route is Mon, with 22% of weekly flights taking off on this day.