ATL → IAD

Find and Compare the Cheapest Ways to Fly from Atlanta to Washington

Compare one-way, round-trip and flight + hotel packages from Atlanta to Washington, a nonstop flight of about 1h 35m, with fares from around 115. Nonstop fares seen from Frontier.

Atlanta to Washington flight facts

Atlanta to Washington is a domestic route covering about 533 miles, arriving at Washington Dulles International Airport (IAD) in United States. Peak travel season in Washington runs April–June (mild, cherry blossoms), while December–February is usually the quietest and best-value time to visit. Nonstop fares we've tracked on this route come from Frontier.

Key facts for flights from Atlanta to Washington
Departing fromHartsfield-Jackson Atlanta International Airport (ATL)
Arriving atWashington Dulles International Airport (IAD)
Distance533 miles (859 km)
Nonstop flight timeAbout 1h 35m
Nonstop airlines seenFrontier
Round-trip fares from$115 (estimate)
Cheapest monthsFebruary, September, October
Peak season in WashingtonApril–June
Cheapest hotel months in WashingtonDecember–February
Best time to book1 to 3 months ahead
Route info updatedOctober 16, 2026

When to visit Washington

  • Peak season

    April–June

    Mild, cherry blossoms

  • Shoulder season

    September–November

    Warm days, cool nights

  • Off-peak season

    December–February

    Cold and quiet

Estimated round-trip fares by month, Atlanta to Washington

Estimated lowest round-trip fare per month
MonthFares from
January$135
February$115
March$160
April$155
May$130
June$170
July$175
August$160
September$120
October$125
November$165
December$190

Flying from Atlanta to Washington

Airlines Flying this Route

Nonstop fares we've tracked on this route come from Frontier. Ducoffs.com compares full-service and low-cost airlines flying between Atlanta and Washington in a single search, including nonstop and one-stop options, so you can weigh price against total travel time.

Best Time to Book Flights from Atlanta to Washington

Fares on this route tend to be lowest in February, September, and October. For the best selection, book about 1 to 3 months before departure and stay flexible by a day or two.

Average Travel Duration

Atlanta and Washington are about 533 miles apart. A nonstop flight takes roughly 1h 35m; connecting itineraries usually add 2 to 5 hours.

Atlanta to Washington flight questions

How can I find the absolute cheapest flight from Atlanta to Washington?

The best way to secure budget rates is by comparing multiple airlines simultaneously and checking flexible dates. Ducoffs.com scans available partner networks to bring you real-time pricing options.

What is the cheapest month to fly from Atlanta to Washington?

Based on typical seasonal demand, February, September, and October tend to offer the lowest fares on this route, with estimated round-trip prices starting around $115. Live prices change daily, so run a search for your exact dates.

How long is the flight from Atlanta to Washington?

Atlanta and Washington are about 533 miles apart. A nonstop flight takes roughly 1h 35m, while connecting itineraries usually add 2 to 5 hours depending on the layover.

Which airlines fly nonstop from Atlanta to Washington?

Recent nonstop fares we've tracked on this route come from Frontier. Schedules change by season, so your live search shows every airline flying your dates.

When are hotels cheapest in Washington?

Hotel rates in Washington are usually lowest in December–February, when demand is quieter, and highest during peak season (April–June). Booking your flight and hotel together can save up to 30%.

Which airport do I fly into for Washington?

This route arrives at Washington Dulles International Airport (IAD). Your search results also show nearby airports when they offer a cheaper or faster option.

How far in advance should I book a flight to Washington?

For this route, booking about 1 to 3 months before departure usually gives the best balance of price and seat selection. Mid-week departures are often cheaper than weekend flights.

Is it cheaper to bundle flights and hotels together?

Yes. Bundling your travel components can save you up to 30% compared to booking flights and hotels separately, as airlines and properties offer exclusive package discounts.