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Cheap flight tickets 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

Looking for a cheap last-minute deal or the best return flight from Atlanta to Washington Dulles? Find the lowest prices on one-way and return tickets right here.
Washington D.C..RM217 per passenger.Departing Sat, 2 May, returning Sat, 9 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Sat, 2 May, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sat, 9 May, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM217, select.
Washington D.C..RM237 per passenger.Departing Tue, 17 Mar, returning Fri, 17 Apr.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Tue, 17 Mar, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Fri, 17 Apr, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM237, select.
Washington D.C..RM238 per passenger.Departing Wed, 22 Apr, returning Sun, 26 Apr.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Wed, 22 Apr, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sun, 26 Apr, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM238, select.
Washington D.C..RM272 per passenger.Departing Tue, 17 Mar, returning Thu, 19 Mar.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Tue, 17 Mar, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Thu, 19 Mar, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM272, select.
Washington D.C..RM291 per passenger.Departing Thu, 30 Apr, returning Thu, 7 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Thu, 30 Apr, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Thu, 7 May, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM291, select.
Washington D.C..RM551 per passenger.Departing Sat, 28 Feb, returning Mon, 9 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Atlanta Hartsfield-Jackson on Sat, 28 Feb, arriving in Washington Dulles.Inbound indirect flight with Frontier Airlines, departs from Washington Dulles on Mon, 9 Mar, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM551, select.
Washington D.C..RM589 per passenger.Departing Sat, 28 Feb, returning Sun, 1 Mar.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Sat, 28 Feb, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sun, 1 Mar, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM589, select.
Washington D.C..RM649 per passenger.Departing Thu, 4 Jun, returning Sun, 7 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Atlanta Hartsfield-Jackson on Thu, 4 Jun, arriving in Washington Dulles.Inbound direct flight with Frontier Airlines departs from Washington Dulles on Sun, 7 Jun, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From RM649, 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 May.
Feb
from RM758
Mar
from RM272
Apr
from RM238
May
from RM217
Jun
from RM649
Jul
from RM949
Aug
from RM1,045
Sep
from RM1,051
Oct
from RM1,142
Nov
from RM1,045
Dec
Find prices
Jan
Find prices

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 RM531
Search flights

Camp Springs Andrews AFB

17km from central Washington D.C.
Search flights

Washington Dulles

37km from central Washington D.C.
Cheapest
from RM217
Search flights

Baltimore Washington International

44km from central Washington D.C.
Cheapest
from RM217
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 foundRM217
Cheapest month to flyMay
Average flight time1 hr, 45 mins
Most popular airlineLATAM Airlines
Average flights per week376

Check out these Washington Dulles hotels

Ready to plan your stay? Other travellers rate these Washington Dulles hotels for cleanliness, service and location.
Candlewood Suites WASHINGTON-DULLES Herndon by IHG
2.17 km from Washington Dulles
RM436
Per night
Hyatt Regency Dulles International Airport
2.61 km from Washington Dulles
RM526
Per night
Embassy Suites by Hilton Dulles Airport
3.73 km from Washington Dulles
RM462
Per night
Candlewood Suites WASHINGTON-DULLES Herndon by IHG
2.17 km from Washington Dulles
RM436
Per night
Hyatt Regency Dulles International Airport
2.61 km from Washington Dulles
RM526
Per night
Embassy Suites by Hilton Dulles Airport
3.73 km from Washington Dulles
RM462
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 RM217. 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 45 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 February 2026, there are 376 flights per week flying from Atlanta to Washington Dulles.
The cheapest month to fly from Atlanta to Washington Dulles is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Atlanta to Washington Dulles Airport on Saturday, 2 May 2026.
Yes – the average flight time is 1 hour and 45 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 .

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

  • Your adventure will begin at Hartsfield-Jackson Atlanta International Airport (ATL), the main airport in Atlanta. Look for flights from Atlanta to Washington Dulles International Airport (IAD) that jet out of this terminal.

  • 1 hour 45 minutes is the average duration of a direct Atlanta to Washington Dulles International Airport flight.

  • Atlanta and Washington DC (where Washington Dulles International Airport is located) share the UTC-4 timezone. That means you won't need to change your watch when you land.

  • The busiest route is from Hartsfield-Jackson Atlanta International Airport (ATL) to Washington Dulles International Airport (IAD), with 76 direct weekly services. If you're looking to take off without delay, the earliest flight from ATL to IAD is the 5:30am United Airlines service. If you prefer to leave later in the day, the last departure is at 10:55pm with Delta Air Lines.

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

  • In peak travel periods, allow for extended wait times and arrive earlier. Aim for at least two hours ahead for domestic flights and as much as four hours for international journeys.

Airports in Atlanta

Hartsfield-Jackson Atlanta International Airport (ATL)

  • Hartsfield-Jackson Atlanta International Airport (ATL) offers an easy route to your destination. Nonstop flights from Atlanta to Washington Dulles International Airport (IAD) operate out of this terminal.

  • You'll have your choice of carriers offering direct flights from Atlanta to Washington Dulles International Airport leaving from ATL. Get on board with any of these:

  • The most frequently booked airline between ATL and IAD is Delta Air Lines.

  • Delta Air Lines is the most punctual carrier on this route, with 78.3% of its services landing on schedule.

  • The journey from central Atlanta to ATL takes about 1 hour 10 minutes on public transport. If you drive, ride-share or grab a cab, you'll cover the 18 kilometres in 15 minutes or so, depending on traffic.

  • In search of a comfortable hotel close to Hartsfield-Jackson Atlanta International Airport? If you're catching an early flight from Atlanta to Washington Dulles International Airport, these stays will put you a quick hop from check-in:

  • When it comes to Hartsfield-Jackson Atlanta International Airport's on-time performance, 76.64% of flights complete their journey on time.

  • ATL's address is 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. How long it takes to get there in a cab or car hire will depend on the time of day. Do a little research beforehand.

  • It typically takes 1 hour 10 minutes when travelling by public transport.

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

  • Right now, RM108 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 RM217. Remember fares can change due to availability at the time of booking.

  • Book two months before travelling. Research into pricing trends suggests this is the ideal window for finding cheap flights from Atlanta to IAD.

  • Organise your trip for July. That's the best month for landing a great bargain on Atlanta to Washington Dulles International Airport tickets. If you're open to different travel dates, use the 'Whole month' tool to find the cheapest price across each month.

  • You don't need to search every day to find out if fares have dropped when you create a Price Alert. We'll let you know as soon as a new deal shows up on plane tickets from Atlanta to IAD.

  • Bag the best deal on a flight from Atlanta to Washington Dulles International Airport with the help of the filters. Pick your preferred arrival and departure times, number of stops and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest.'

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. July is when most people book flights from Atlanta to Washington Dulles International Airport (IAD), which may be ideal if you're chasing more action.

  • When booking your Atlanta to IAD plane ticket, consider the weather you're most comfortable in. July is the warmest month in Washington DC, with temperatures ranging from 19ºC (66ºF) to 33ºC (91ºF).

  • Search for cheap tickets from Atlanta to Washington Dulles International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -6ºC (21ºF) and 10ºC (50ºF).

More about Washington DC

Explore more of the United States

  • Washington DC has plenty to offer, but there are so many other parts of the United States you'll want to see. About 225 kilometres north-east of Washington DC, a trip to Philadelphia will keep you on the go. Start with leading sights like Independence Hall, Liberty Bell and Philadelphia Museum of Art.

  • Around 274 kilometres south-east of Washington DC, Virginia Beach is another favourite stop in the United States. Experience the best of this destination with a visit to 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.