United States to Greece · 5,156 miles (8,297 km)

Dulles (IAD) to Athens (ATH) flights

One airline flies nonstop from Dulles (IAD) to Athens (ATH): United Airlines. The two airports are 5,156 miles (8,297 km) apart. United Airlines is in Star Alliance. There are also 41 ways to fly it with one stop, through New York, Boston and Geneva and more.

Airlines flying nonstop from IAD to ATH

  • United Airlines logo
    United AirlinesStar Alliance · bookable with 13 programsWho books it

Book IAD to ATH with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

IAD to ATH with one stop

41 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via New York (EWR)United Airlines the whole way
    United Airlines logo
    Emirates logo
    United Airlines logo
  • Via Boston (BOS)United Airlines, then Delta Air Lines
    United Airlines logo
    Delta Air Lines logo
  • Via Geneva (GVA)United Airlines, then Aegean Airlines, SWISS and 1 more
    United Airlines logo
    Aegean Airlines logo
    SWISS logo
    easyJet logo
  • Via Milan (MXP)United Airlines, then Aegean Airlines, easyJet and 3 more
    United Airlines logo
    Aegean Airlines logo
    easyJet logo
    GQ
    +2
  • Via Philadelphia (PHL)United Airlines, then American Airlines
    United Airlines logo
    American Airlines logo
  • Via New York (JFK)Delta Air Lines the whole way
    Delta Air Lines logo
    Delta Air Lines logo
    American Airlines logo
    Norse Atlantic Airways logo
  • Via Paris (CDG)Air France the whole way
    Air France logo
    United Airlines logo
    Aegean Airlines logo
    Air France logo
    GQ
  • Via Venice (VCE)United Airlines, then Aegean Airlines, Volotea and 2 more
    United Airlines logo
    Aegean Airlines logo
    Volotea logo
    Wizz Air Malta logo
    +1
  • Via Zurich (ZRH)SWISS the whole way
    United Airlines logo
    SWISS logo
    Aegean Airlines logo
    SWISS logo
  • Via Nice (NCE)United Airlines, then Aegean Airlines and easyJet
    United Airlines logo
    Aegean Airlines logo
    easyJet logo
  • Via Rome (FCO)ITA Airways the whole way
    United Airlines logo
    ITA Airways logo
    Aegean Airlines logo
    ITA Airways logo
    Ryanair logo
    +1
  • Via London (LHR)British Airways the whole way
    British Airways logo
    United Airlines logo
    Virgin Atlantic logo
    Aegean Airlines logo
    British Airways logo
  • Via Dublin (DUB)Aer Lingus the whole way
    Aer Lingus logo
    United Airlines logo
    Aegean Airlines logo
    Aer Lingus logo
    Ryanair logo
  • Via Brussels (BRU)Brussels Airlines the whole way
    Brussels Airlines logo
    United Airlines logo
    Aegean Airlines logo
    Brussels Airlines logo
    GQ
  • Via Toulouse (TLS)United Airlines, then Aegean Airlines
    United Airlines logo
    Aegean Airlines logo
See all 41 in Routes

IAD to ATH: common questions

Which airlines fly nonstop from IAD to ATH?

United Airlines (Star Alliance) flies nonstop from Dulles (IAD) to Athens (ATH).

How far is Dulles from Athens by plane?

Dulles (IAD) and Athens (ATH) are 5,156 miles (8,297 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book IAD to ATH award flights?

13 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, JetBlue TrueBlue, Lufthansa Miles & More and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

How many miles does IAD to ATH cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for IAD to ATH with taxes and fees.

Where can I connect between Dulles and Athens?

The most direct connections are through New York (EWR), Boston (BOS), Geneva (GVA), Milan (MXP) and Philadelphia (PHL). On 31 of them the same airline flies both flights, for example United Airlines through New York.

More routes

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.