For evening departures, expect crowded check-in areas at IAD. Plan extra time to navigate the busy terminal efficiently.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | Gurufare 3 stars |
Round-trip from | $500 (FlightHub) |
One-way from | $264 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $674 |
Good round-trip deal | $1,288 or less |
Good one-way deal | $688 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Sat 3/21
9:30 pm-1:20 pm
1 stop33h 50m
Athens Eleftherios V.
Thu 4/2
9:00 pm-4:50 pm
2 stops26h 50m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Thu 4/9
8:20 pm-6:40 pm
1 stop15h 20m
Athens Eleftherios V.
Sat 4/18
9:05 pm-4:50 pm
1 stop26h 45m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Thu 4/2
8:20 pm-5:10 pm
1 stop13h 50m
Athens Eleftherios V.
Fri 4/10
7:30 pm-4:50 pm
1 stop28h 20m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Tue 3/24
1:19 pm-1:20 pm
2 stops18h 01m
Athens Eleftherios V.
Tue 3/31
7:30 pm-4:50 pm
1 stop28h 20m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Sat 3/21
9:30 pm-1:05 pm
2 stops33h 35m
Athens Eleftherios V.
Mon 3/30
7:45 am-4:50 pm
1 stop16h 05m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Thu 1/29
1:30 pm-12:20 pm
1 stop15h 50m
Athens Eleftherios V.
Wed 2/4
9:50 am-7:20 pm
1 stop16h 30m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Wed 4/8
9:40 pm-3:05 am
1 stop22h 25m
Athens Eleftherios V.
Mon 4/20
10:00 pm-7:50 pm
1 stop28h 50m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Wed 2/18
9:15 pm-8:50 pm
1 stop16h 35m
Athens Eleftherios V.
Mon 2/23
9:50 am-11:45 am
1 stop32h 55m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Sat 3/14
10:15 pm-12:20 pm
1 stop32h 05m
Athens Eleftherios V.
Thu 3/19
3:45 pm-8:20 pm
1 stop34h 35m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Mon 2/2
8:30 pm-8:20 pm
2 stops16h 50m
Athens Eleftherios V.
Wed 2/18
7:30 pm-7:09 pm
2 stops30h 39m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Athens, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Athens (average of $464). Flying from Washington, D.C. Dulles Intl Airport to Athens in June is currently the most expensive (average of $826). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
About 31% of weekly flights between Washington, D.C. and Athens have experienced delays in the past year, with the average delay time being 189 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Sunday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 31% of flights being delayed.
Copenhagen (CPH) – chosen by Cheapflights users on 57% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Athens on Cheapflights.
Copenhagen (CPH) is the most affordable 1-stop option, with an average round-trip price of $603.
Flights via Rome (FCO) have the shortest average one-way travel time for 1-stop routes: 11h 50m.
Flights via Rome (FCO) offer the fastest connection on this route, with an average layover time of 2h 20m.
Crew
Comfort
Overall
Entertainment
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Crew
Comfort
Overall
Entertainment
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Crew
Comfort
Overall
Entertainment
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Crew
Comfort
Overall
Entertainment
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Crew
Comfort
Overall
Entertainment
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
Crew
Comfort
Overall
Entertainment
Boarding
Food
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$599 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$223 | Average$1,094 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$459 | Average$895 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$498 | Average$966 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$499 | Average$819 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$501 | Average$994 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$522 | Average$683 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$595 | Average$932 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$619 | Average$818 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$655 | Average$1,357 | FlexibilityNo cancel fee | On-time79% |