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Cheap flights from Atlanta to Washington Dulles

Compare Atlanta to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from Atlanta to Washington Dulles Airport

Looking for a cheap last-minute deal or the best return flight from Atlanta to Washington Dulles Airport? If you want to travel next month, return fares start from $84. Find the lowest prices on one-way and return tickets right here.
Washington D.C..$42 per passenger.Departing Tue, 12 May.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Tue, 12 May, arriving in Washington Dulles.Price includes taxes and charges.From $42, select.
Washington D.C..$42 per passenger.Departing Tue, 21 Apr.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Tue, 21 Apr, arriving in Washington Dulles.Price includes taxes and charges.From $42, select.
Washington D.C..$87 per passenger.Departing Wed, 3 Jun.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Wed, 3 Jun, arriving in Washington Dulles.Price includes taxes and charges.From $87, select.
Washington D.C..$120 per passenger.Departing Tue, 31 Mar.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Tue, 31 Mar, arriving in Washington Dulles.Price includes taxes and charges.From $120, select.
Washington D.C..$132 per passenger.Departing Fri, 3 Jul.One-way flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Fri, 3 Jul, arriving in Washington Dulles.Price includes taxes and charges.From $132, select.
Washington D.C..$179 per passenger.Departing Tue, 29 Sep.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Tue, 29 Sep, arriving in Washington Dulles.Price includes taxes and charges.From $179, select.
Washington D.C..$200 per passenger.Departing Sat, 15 Aug.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Sat, 15 Aug, arriving in Washington Dulles.Price includes taxes and charges.From $200, select.
Washington D.C..$215 per passenger.Departing Fri, 9 Oct.One-way flight with Delta.Outbound direct flight with Delta departs from Atlanta Hartsfield-Jackson on Fri, 9 Oct, arriving in Washington Dulles.Price includes taxes and charges.From $215, select.

Find the cheapest month to fly from Atlanta to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Atlanta to Washington Dulles flights are currently cheapest in April.
Mar
from $120
Apr
from $42
May
from $42
Jun
from $87
Jul
from $132
Aug
from $200
Sep
from $179
Oct
from $215
Nov
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Dec
Find prices
Jan
Find prices
Feb
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Direct flights from Atlanta to Washington Dulles

Atlanta to Washington Dulles: Alternative routes

Compare routes from Atlanta to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Washington Ronald Reagan

5km from central Washington D.C.
Closest
from $113
Search flights

Camp Springs Andrews AFB

17km from central Washington D.C.
Search flights

Washington Dulles

37km from central Washington D.C.
Cheapest
from $42
Search flights

Baltimore Washington International

44km from central Washington D.C.
Cheapest
from $42
Search flights

Manassas

47km from central Washington D.C.
Search flights

Atlanta to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found$42
Cheapest month to flyApril
Average flight time1 hr, 46 mins
Most popular airlineLATAM Airlines
Average flights per week380

Check out these Washington D.C. hotels

Ready to plan your stay? Other travellers rate these Washington D.C. hotels for cleanliness, service and location.
The Fairmont Washington DC
1.72 km from city centre
$509
Per night
The Ritz-Carlton, Washington, D.C.
1.47 km from city centre
$722
Per night
InterContinental Hotels THE Willard Washington D.C. by IHG
0.47 km from city centre
$763
Per night
The Fairmont Washington DC
1.72 km from city centre
$509
Per night
The Ritz-Carlton, Washington, D.C.
1.47 km from city centre
$722
Per night
InterContinental Hotels THE Willard Washington D.C. by IHG
0.47 km from city centre
$763
Per night
Explore top-rated hotels

Finding cheap flights from Atlanta to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Atlanta to Washington Dulles is $83. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 46 minutes is the average flight time from Atlanta to Washington Dulles.
LATAM Airlines, KLM and Delta fly direct from Atlanta to Washington Dulles.
As of March 2026, there are 1,520 flights per week flying from Atlanta to Washington Dulles.
The cheapest month to fly from Atlanta to Washington Dulles is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Atlanta to Washington Dulles Airport on Tuesday, 14 April 2026.
Yes – the average flight time is 1 hour and 46 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Washington Dulles is Frontier Airlines .

Travelling from Atlanta to Washington Dulles International Airport (IAD): What you need to know

  • Atlanta's main airport is Atlanta Hartsfield-Jackson International Airport (ATL). Check out your departure options from this terminal when reserving your flights from Atlanta to Washington Dulles International Airport (IAD).

  • Expect to be in the air for 1 hour 45 minutes. That's the average duration of a direct Atlanta to Washington Dulles International Airport flight.

  • Washington DC (where Washington Dulles International Airport is located) and Atlanta share the UTC-5 timezone. You can plan your trip without factoring in timezone differences.

  • Atlanta Hartsfield-Jackson International Airport (ATL) to Washington Dulles International Airport (IAD) is the most popular route. There are 76 direct departures a week to choose from. If you have things to do before leaving, hop on the last flight with Delta Air Lines at 10:55pm. Go for the first ATL to IAD departure with United Airlines at 5:30am if you'd rather not wait around.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your flight from Atlanta to IAD.

  • If you're flying during a popular month like March, get to the airport even earlier. It's wise to arrive up to four hours before an international flight and two hours ahead of domestic departures. Check-in and security lines will be longer during peak periods like Thanksgiving and Christmas.

Airports in Atlanta

Atlanta Hartsfield-Jackson International Airport (ATL)

  • Atlanta Hartsfield-Jackson International Airport (ATL) makes it easy to travel directly to your destination. Nonstop flights from Atlanta to Washington Dulles International Airport (IAD) take off from this terminal.

  • Top carriers that operate direct flights from Atlanta to Washington Dulles International Airport out of ATL include:

  • The majority of passengers prefer to book seats with Delta from ATL to IAD.

  • The carrier with the top on-time arrival rate on this route is Delta.

  • Located around 16 kilometres from central Atlanta, ATL can be reached in about 20 minutes by car (depending on traffic). The journey on public transport will take roughly 20 minutes.

  • Catching an early flight from Atlanta to Washington Dulles International Airport? Avoid the stress of rushing to the terminal (and sneak in some extra precious sleep) by staying at one of these stays close to Atlanta Hartsfield-Jackson International Airport:

  • 77% of flights departing from Atlanta Hartsfield-Jackson International Airport reach their destination on time.

  • You'll find ATL at 6000 N Terminal Parkway.

About Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • Washington Dulles International Airport is around 40 kilometres from central Washington DC. It takes around 45 minutes or so to drive to the city.

  • If you're taking public transport, expect a journey of roughly 1 hour 10 minutes.

How to find the cheapest flights from Atlanta to Washington Dulles International Airport (IAD)

  • Currently, $42 is the best price we've found for a one-way ticket from Atlanta to Washington Dulles International Airport. The cheapest price for a return flight is $84. Keep in mind fares can change due to availability at the time of booking.

  • Get cheap flights from Atlanta to IAD by booking two months ahead. According to our research, that's the sweet spot for landing a bargain.

  • Plan your trip for July. That's the best month for landing a great bargain on Atlanta to Washington Dulles International Airport tickets. If you have flexibility with your dates, use the 'Whole month' tool to find the lowest price across every month.

  • Save time searching for cheap plane tickets from Atlanta to IAD by creating a Price Alert. We'll send you an email or notification on the app when prices go down.

  • Tailor your travel plans using filters. Select your departure and arrival times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Atlanta to Washington Dulles International Airport.

The best time to fly from Atlanta to Washington Dulles International Airport (IAD)

  • Think about the kind of experience you want when planning the timing of your trip. February is the quietest month to visit Washington DC. May is when most people book flights from Atlanta to Washington Dulles International Airport (IAD), which may be perfect if you'd rather travel when it's busy.

  • Book a Atlanta to IAD plane ticket departing in July if you want to experience the city during its warmest month. You can expect temperatures in Washington DC to range from 19ºC (66ºF) to 33ºC (91ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from Atlanta to Washington Dulles International Airport in January when temperatures are between -6ºC (21ºF) and 10ºC (50ºF).

More about Washington DC

Explore more of the United States

  • Philadelphia is just one of the many cities in the United States waiting to be discovered after you've seen Washington DC. Around 225 kilometres away to the northeast, its top attractions include Independence Hall, Liberty Bell and Philadelphia Museum of Art.

  • Virginia Beach is another well-known destination in the United States and is around 274 kilometres southeast of Washington DC. No journey is complete without experiencing Virginia Beach Oceanfront, Virginia Beach Boardwalk and Resort Beach.

Plan the rest of your trip from Atlanta to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.