Cheap flights from Washington, D.C. Reagan-National Airport to Dallas from $104

If you are unable to visit Dallas during the month of October, then departing from Washington, D.C. Reagan-National Airport during the month December is also very affordable. Most momondo users find prices during this month for around $61.

On average, the least expensive day to fly to Dallas from Washington, D.C. Reagan-National Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $376. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. Reagan-National Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $513.

Flying to Dallas from Washington, D.C. Reagan-National Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $395 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to Dallas, so prices are often more expensive at around $449 per ticket.

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

You are more likely to see cheaper flights to Dallas from Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $380 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from Washington, D.C. Reagan-National Airport for as low as $274 on momondo.

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

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

Southwest, American Airlines and Frontier are the top three most popular airlines that fly to Dallas from Washington, D.C. Reagan-National Airport according to our data. Southwest is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Dallas. Keep in mind that there are 6 different airlines that fly to Dallas on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Washington, D.C. and Dallas have experienced a delay on any given week. The average delay length over the past 12 months has been 162 minutes.

Generally, flights departing at night 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. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

22 flights are operational daily from Washington, D.C. Reagan-National Airport to Dallas as of June 2026. The most popular departure time for this route is 5:00PM, with 40% of flights per day taking off at noon.

The number of flights available between Washington, D.C. Reagan-National Airport and Dallas is 155 per week as of June 2026. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.