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

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Austrian Airlines Flight 791 Route Deals From $105

The cheapest prices found with in the last 7 days for return flights were $114 and $105 for one-way flights to Sofia for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Oct 13 - Tue, Nov 18
VIE
Vienna Intl.
SOF
Sofia
$114 Roundtrip, found 6 days ago
$114
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Mon, Oct 13 from Vienna Intl. to Sofia, returning Tue, Nov 18, priced at $114 found 6 days ago
Mon, Oct 13 - Tue, Nov 18
VIE
Vienna Intl.
SOF
Sofia
$138 Roundtrip, found 6 days ago
$138
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Mon, Oct 13 from Vienna Intl. to Sofia, returning Tue, Nov 18, priced at $138 found 6 days ago
Fri, Oct 17 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$138 Roundtrip, found 4 days ago
$138
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Fri, Oct 17 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $138 found 4 days ago
Mon, Jan 5 - Mon, Jan 12
VIE
Vienna Intl.
SOF
Sofia
$146 Roundtrip, found 6 days ago
$146
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Mon, Jan 5 from Vienna Intl. to Sofia, returning Mon, Jan 12, priced at $146 found 6 days ago
Mon, Oct 13 - Tue, Nov 18
VIE
Vienna Intl.
SOF
Sofia
$154 Roundtrip, found 6 days ago
$154
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Mon, Oct 13 from Vienna Intl. to Sofia, returning Tue, Nov 18, priced at $154 found 6 days ago
Mon, Oct 13 - Tue, Nov 18
VIE
Vienna Intl.
SOF
Sofia
$161 Roundtrip, found 6 days ago
$161
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Mon, Oct 13 from Vienna Intl. to Sofia, returning Tue, Nov 18, priced at $161 found 6 days ago
Wed, May 6 - Fri, May 29
VIE
Vienna Intl.
SOF
Sofia
$162 Roundtrip, found 16 hours ago
$162
Roundtrip
found 16 hours ago
Select Austrian Airlines flight, departing Wed, May 6 from Vienna Intl. to Sofia, returning Fri, May 29, priced at $162 found 16 hours ago
Mon, Jan 5 - Mon, Jan 12
VIE
Vienna Intl.
SOF
Sofia
$164 Roundtrip, found 6 days ago
$164
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Mon, Jan 5 from Vienna Intl. to Sofia, returning Mon, Jan 12, priced at $164 found 6 days ago
Mon, Oct 13 - Tue, Nov 18
VIE
Vienna Intl.
SOF
Sofia
$168 Roundtrip, found 6 days ago
$168
Roundtrip
found 6 days ago
Select Austrian Airlines flight, departing Mon, Oct 13 from Vienna Intl. to Sofia, returning Tue, Nov 18, priced at $168 found 6 days ago
Fri, Nov 21 - Sat, Nov 22
VIE
Vienna Intl.
SOF
Sofia
$174 Roundtrip, found 2 days ago
$174
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Nov 21 from Vienna Intl. to Sofia, returning Sat, Nov 22, priced at $174 found 2 days ago
Fri, Oct 17 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$178 Roundtrip, found 4 days ago
$178
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Fri, Oct 17 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $178 found 4 days ago
Thu, Oct 23 - Sun, Oct 26
VIE
Vienna Intl.
SOF
Sofia
$184 Roundtrip, found 2 days ago
$184
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Thu, Oct 23 from Vienna Intl. to Sofia, returning Sun, Oct 26, priced at $184 found 2 days ago
Fri, Oct 17 - Sat, Oct 18
VIE
Vienna Intl.
SOF
Sofia
$186 Roundtrip, found 4 days ago
$186
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Fri, Oct 17 from Vienna Intl. to Sofia, returning Sat, Oct 18, priced at $186 found 4 days ago
Wed, May 6 - Fri, May 29
VIE
Vienna Intl.
SOF
Sofia
$187 Roundtrip, found 16 hours ago
$187
Roundtrip
found 16 hours ago
Select Austrian Airlines flight, departing Wed, May 6 from Vienna Intl. to Sofia, returning Fri, May 29, priced at $187 found 16 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.