Austrian Airlines Flight OS791 Deals & Information (2025/2026)

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Austrian Airlines Flight 791 Route Deals From $105

The cheapest prices found with in the last 7 days for return flights were $115 and $105 for one-way flights to Sofia for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 3 - Mon, Oct 6
VIE
Vienna Intl.
SOF
Sofia
$115 Roundtrip, found 20 hours ago
$115
Roundtrip
found 20 hours ago
Select Austrian Airlines flight, departing Fri, Oct 3 from Vienna Intl. to Sofia, returning Mon, Oct 6, priced at $115 found 20 hours ago
Fri, Oct 3 - Mon, Oct 6
VIE
Vienna Intl.
SOF
Sofia
$139 Roundtrip, found 20 hours ago
$139
Roundtrip
found 20 hours ago
Select Austrian Airlines flight, departing Fri, Oct 3 from Vienna Intl. to Sofia, returning Mon, Oct 6, priced at $139 found 20 hours ago
Fri, Oct 10 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$146 Roundtrip, found 2 days ago
$146
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Oct 10 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $146 found 2 days ago
Fri, Oct 10 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$155 Roundtrip, found 2 days ago
$155
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Oct 10 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $155 found 2 days ago
Sat, May 9 - Mon, May 11
VIE
Vienna Intl.
SOF
Sofia
$162 Roundtrip, found 1 day ago
$162
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Sat, May 9 from Vienna Intl. to Sofia, returning Mon, May 11, priced at $162 found 1 day ago
Fri, Oct 10 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$163 Roundtrip, found 2 days ago
$163
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Oct 10 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $163 found 2 days ago
Fri, Oct 10 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$170 Roundtrip, found 2 days ago
$170
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Oct 10 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $170 found 2 days ago
Sat, May 9 - Mon, May 11
VIE
Vienna Intl.
SOF
Sofia
$171 Roundtrip, found 1 day ago
$171
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Sat, May 9 from Vienna Intl. to Sofia, returning Mon, May 11, priced at $171 found 1 day ago
Fri, Nov 21 - Sat, Nov 22
VIE
Vienna Intl.
SOF
Sofia
$174 Roundtrip, found 5 days ago
$174
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Fri, Nov 21 from Vienna Intl. to Sofia, returning Sat, Nov 22, priced at $174 found 5 days ago
Fri, Oct 10 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$179 Roundtrip, found 2 days ago
$179
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Oct 10 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $179 found 2 days ago
Fri, Oct 3 - Mon, Oct 6
VIE
Vienna Intl.
SOF
Sofia
$183 Roundtrip, found 20 hours ago
$183
Roundtrip
found 20 hours ago
Select Austrian Airlines flight, departing Fri, Oct 3 from Vienna Intl. to Sofia, returning Mon, Oct 6, priced at $183 found 20 hours ago
Thu, Oct 23 - Sun, Oct 26
VIE
Vienna Intl.
SOF
Sofia
$184 Roundtrip, found 5 days ago
$184
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Thu, Oct 23 from Vienna Intl. to Sofia, returning Sun, Oct 26, priced at $184 found 5 days ago
Fri, Oct 3 - Mon, Oct 6
VIE
Vienna Intl.
SOF
Sofia
$187 Roundtrip, found 20 hours ago
$187
Roundtrip
found 20 hours ago
Select Austrian Airlines flight, departing Fri, Oct 3 from Vienna Intl. to Sofia, returning Mon, Oct 6, priced at $187 found 20 hours ago

Frequently asked questions

What route does flight number OS791 take?
OS791 operates from Vienna Intl. Airport (VIE) to Henri Coanda Intl. Airport (OTP) and is a direct flight. This service usually takes 1 hour and 35 minutes.
What terminal does OS791 fly out of?
Direct flights to and from Vienna Intl. Airport (VIE) and OTP are served by flight number OS791, and passengers traveling on this flight normally board from Terminal 3.
What kind of plane is on flight number OS791?
Get set to cruise aboard an Airbus A320 if you've booked a seat on flight OS791. Nearly all flights from VIE to Bucharest Airport use this type of aircraft.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your OS791 flight with Travelocity, please visit our Customer Service Portal.