For a smooth departure from IAD, use the Aerotrain to quickly reach your concourse, but be prepared for long walks from the train to gates.
Round-trip from | $657 (oojo) |
---|---|
One-way from | $228 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $1,028 |
Good round-trip deal | $766 or less |
Good one-way deal | $535 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sun 8/31
1:30 pm-12:50 pm
1 stop17h 20m
Vienna Intl
Thu 10/16
4:35 pm-11:45 am
1 stop25h 10m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sun 8/31
1:30 pm-12:50 pm
1 stop17h 20m
Vienna Intl
Fri 10/10
7:50 pm-11:45 am
1 stop21h 55m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sun 9/21
9:40 pm-6:15 pm
1 stop14h 35m
Vienna Intl
Wed 10/8
10:40 am-7:45 pm
1 stop15h 05m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sun 10/5
1:30 pm-3:35 pm
1 stop20h 05m
Vienna Intl
Fri 10/24
6:40 am-7:45 pm
1 stop19h 05m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sun 9/14
1:30 pm-12:50 pm
1 stop17h 20m
Vienna Intl
Tue 11/4
7:05 pm-11:45 am
1 stop22h 40m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sun 9/21
1:30 pm-3:35 pm
1 stop20h 05m
Vienna Intl
Thu 10/9
4:35 pm-11:45 am
1 stop25h 10m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sat 10/11
9:40 pm-9:40 am
1 stop30h 00m
Vienna Intl
Thu 10/23
6:40 am-7:45 pm
1 stop19h 05m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Sat 9/20
1:30 pm-12:50 pm
1 stop17h 20m
Vienna Intl
Tue 10/7
4:35 pm-11:45 am
1 stop25h 10m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Fri 9/19
1:30 pm-9:05 am
1 stop13h 35m
Vienna Intl
Wed 10/8
10:40 am-11:45 am
1 stop31h 05m
Washington, D.C.Vienna
IAD - VIE
IADVIE
Washington, D.C. Dulles Intl
Tue 9/2
1:30 pm-9:05 am
1 stop13h 35m
Vienna Intl
Mon 10/13
4:35 pm-11:45 am
1 stop25h 10m
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Vienna, you should look to book at least 79 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, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Vienna (average of $737). Flying from Washington, D.C. Dulles Intl Airport to Vienna in June is currently the most expensive (average of $1,231). 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.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 41% on flights from Washington, D.C. Dulles Intl Airport to Vienna by exploring options for tickets at noon.
Lisbon (LIS) – chosen by Cheapflights users on 50% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Vienna on Cheapflights.
Flights via Lisbon (LIS) have the shortest average one-way travel time for 1-stop routes: 13h 02m.
Flights via Lisbon (LIS) have the shortest average one-way travel time for 1-stop routes: 13h 02m.
Flights via Lisbon (LIS) offer the fastest connection on this route, with an average layover time of 1h 51m.
Food
Boarding
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,Aug 2025
VIE - RHO
Food
Boarding
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,Aug 2025
VIE - RHO
Food
Boarding
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,Aug 2025
VIE - RHO
Food
Boarding
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,Aug 2025
VIE - RHO
Food
Boarding
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,Aug 2025
VIE - RHO
Food
Boarding
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,Aug 2025
VIE - RHO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$536 | Average$650 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$559 | Average$704 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$584 | Average$868 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$599 | Average$1,121 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$624 | Average$1,087 | FlexibilityNo cancel fee | On-time78% | |
Cheapest$694 | Average$946 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$933 | Average$1,178 | FlexibilityNo cancel fee | On-timeN/A |