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

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Atlanta, with most prices found around $186. If you’re not able to fly to Washington, D.C. in February, then January is your next best option. Flight prices from Atlanta to Washington, D.C. during January average around $193.

On average, the least expensive day to fly to Washington, D.C. from Atlanta is on a Thursday. momondo users have found tickets for Thursday departures for as low as $271. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Atlanta to Washington, D.C. for around $439.

In the afternoon is the cheapest time of day to fly from Atlanta to Washington, D.C. when you can find flight prices for as low as $252. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $468. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl for the best Atlanta Hartsfield-Jackson - Washington, D.C. flight prices

You are more likely to see cheaper flights to Washington, D.C. from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $205 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 Atlanta for as low as $141 on momondo.

There are 4 cabin classes available to choose from on Atlanta 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.

Delta, Southwest, and United Airlines are the most popular carriers operating from Atlanta Hartsfield-Jackson to Washington, D.C.

Frontier, Delta and Southwest are the top three most popular airlines that fly to Washington, D.C. from Atlanta according to our data. Frontier is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 6 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

The number of flights available between Atlanta and Washington, D.C. is 36 per day as of November 2026. The most frequent departure time is 3:00PM, with 39% of daily flights leaving in the evening.

As of November 2026, 255 flights take off from Atlanta and land in Washington, D.C. each week. The most common flight departure day for this route is Sat, with 31% of weekly flights taking off on this day.