Cheap flights from Dallas to Washington, D.C. from $74

The month of January is, on average, the cheapest month to fly to Washington, D.C. from Dallas, with most prices found around $29. If you’re not able to fly to Washington, D.C. in January, then December is your next best option. Flight prices from Dallas to Washington, D.C. during December average around $46.

On average, the least expensive day to fly to Washington, D.C. from Dallas is on a Friday. momondo users have found tickets for Friday departures for as low as $300. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dallas to Washington, D.C. for around $515.

In the evening is the cheapest time of day to fly from Dallas to Washington, D.C. when you can find flight prices for as low as $304. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $460. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Dallas/Fort Worth to Baltimore/Washington for the best Dallas - Washington, D.C. flight prices

You are more likely to see cheaper flights to Washington, D.C. from Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $263 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Dallas for as low as $173 on momondo.

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

Southwest, United Airlines, and Delta are the most popular carriers operating from Dallas to Washington, D.C.

Frontier, American Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. from Dallas according to our data. Frontier is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 7 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Dallas and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

The number of flights available between Dallas and Washington, D.C. is 36 per day as of May 2026. The most frequent departure time is 2:00PM, with 46% of daily flights leaving in the afternoon.

The number of flights available between Dallas and Washington, D.C. is 252 per week as of May 2026. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.