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 | $596 (Kiwi.com) |
One-way from | $273 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $829 |
Good round-trip deal | $1,330 or less |
Good one-way deal | $753 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Tue 5/12
12:30 pm-4:20 pm
2 stops20h 50m
Athens Eleftherios V.
Sun 5/24
9:05 pm-4:50 pm
1 stop26h 45m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Fri 5/22
8:20 pm-8:25 pm
2 stops17h 05m
Athens Eleftherios V.
Thu 6/4
2:00 pm-4:50 pm
1 stop33h 50m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Wed 4/22
5:00 pm-8:45 pm
2 stops20h 45m
Athens Eleftherios V.
Wed 4/29
4:10 am-3:30 pm
2 stops18h 20m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Tue 2/24
12:23 pm-1:35 pm
2 stops18h 12m
Athens Eleftherios V.
Mon 3/9
1:45 pm-5:05 pm
1 stop33h 20m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Wed 5/20
8:20 pm-2:20 am
2 stops23h 00m
Athens Eleftherios V.
Wed 6/10
7:30 pm-4:50 pm
1 stop28h 20m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Thu 5/21
8:20 pm-2:20 am
2 stops23h 00m
Athens Eleftherios V.
Thu 6/11
2:00 pm-4:50 pm
1 stop33h 50m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Tue 5/19
1:20 pm-9:00 am
1 stop12h 40m
Athens Eleftherios V.
Tue 6/9
10:30 am-7:45 pm
1 stop16h 15m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Wed 5/20
8:20 pm-6:40 pm
1 stop15h 20m
Athens Eleftherios V.
Mon 6/8
7:50 am-7:16 pm
2 stops18h 26m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Wed 5/20
8:20 pm-10:45 am
2 stops31h 25m
Athens Eleftherios V.
Mon 6/1
7:50 am-7:16 pm
2 stops18h 26m
Washington, D.C.Athens
IAD - ATH
IADATH
Washington, D.C. Dulles Intl
Sun 4/12
5:00 pm-2:59 am
2 stops26h 59m
Athens Eleftherios V.
Sat 4/25
9:30 pm-3:30 pm
2 stops25h 00m
| 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 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 12 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, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Athens (average of $318). 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.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Athens at noon. If you’re flexible enough to do this you can expect to save up to 56% on your trip compared to booking a flight in the afternoon.
Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Athens flight should consider departing on Friday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
About 30% of weekly flights between Washington, D.C. and Athens have experienced delays in the past year, with the average delay time being 192 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 30% 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.
London (LHR) is the most affordable 1-stop option, with an average round-trip price of $647.
Flights via Rome (FCO) have the shortest average one-way travel time for 1-stop routes: 11h 50m.
Flights via Copenhagen (CPH) offer the fastest connection on this route, with an average layover time of 1h 54m.
Food
Overall
Crew
Entertainment
Boarding
Comfort
Reviews
Scott,Sep 2025
CPH - LAX
Food
Overall
Crew
Entertainment
Boarding
Comfort
Reviews
Scott,Sep 2025
CPH - LAX
Food
Overall
Crew
Entertainment
Boarding
Comfort
Reviews
Scott,Sep 2025
CPH - LAX
Food
Overall
Crew
Entertainment
Boarding
Comfort
Reviews
Scott,Sep 2025
CPH - LAX
Food
Overall
Crew
Entertainment
Boarding
Comfort
Reviews
Scott,Sep 2025
CPH - LAX
Food
Overall
Crew
Entertainment
Boarding
Comfort
Reviews
Scott,Sep 2025
CPH - LAX
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$605 | 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$501 | Average$994 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$503 | Average$805 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$534 | Average$674 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$606 | Average$964 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$619 | Average$820 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$655 | Average$1,347 | FlexibilityNo cancel fee | On-time79% |