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Flights between Dulles (IAD) and Vienna (VIE)

Washington Dulles International Airport, United States ↔ Vienna International Airport, Austria

A direct route between Dulles and Vienna appears in the OpenFlights route network.

Airlines currently operating this route:

Observed from recent schedules · as of 22 Jul 2026 — sampled, not a live timetable; confirm with the airline.

Austrian (OS)VAJ
Distance
7,165 km
4,452 miles
Est. flight time
9h 27m
great-circle estimate
Time difference
~6h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in United States

Jan
4°
9/-1
70mm
Feb
6°
11/1
60mm
Mar
11°
16/6
75mm
Apr
17°
22/12
80mm
May
23°
28/18
95mm
Jun
28°
33/23
100mm
Jul
30°
35/25
95mm
Aug
29°
34/24
90mm
Sep
25°
30/20
80mm
Oct
18°
23/13
70mm
Nov
11°
16/6
70mm
Dec
5°
10/0
75mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in Austria

Jan
3°
8/-2
40mm
Feb
5°
10/0
40mm
Mar
10°
15/5
50mm
Apr
15°
20/10
55mm
May
20°
25/15
80mm
Jun
24°
29/19
105mm
Jul
26°
31/21
130mm
Aug
26°
31/21
115mm
Sep
20°
25/15
80mm
Oct
14°
19/9
55mm
Nov
8°
13/3
55mm
Dec
4°
9/-1
50mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

United States: Normal precautions (UK FCDO) ↗Austria: Normal precautions (UK FCDO) ↗

Common questions

How far is Dulles from Vienna?

Dulles (IAD) and Vienna (VIE) are around 7,165 km (4,452 miles) apart — an estimated 9h 27m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the IAD–VIE route?

Airlines recorded operating this route in the OpenFlights network include Austrian, VAJ. This reflects historical scheduled service and may be out of date.

What is the time difference between Dulles and Vienna?

Time difference ~ 6 hours (varies with daylight-saving).

When is it warmest in Austria?

Across Austria, the warmest month on average is July, with mean temperatures around 26°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for United States and Austria?

The UK FCDO currently rates United States as Normal precautions; The UK FCDO rates Austria as Normal precautions. Check the official sources before you travel.

Distances and flight times are great-circle estimates, not booked block times.