Austrian Airlines Flight 791 Deals & Information (2025/2026)

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Austrian Airlines Flight 791 Route Deals From $72

The cheapest prices found with in the last 7 days for return flights were $113 and $72 for one-way flights to Sofia for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Mon, Sep 22
VIE
Vienna Intl.
SOF
Sofia
$113 Roundtrip, found 4 hours ago
$113
Roundtrip
found 4 hours ago
Select Austrian Airlines flight, departing Thu, Sep 18 from Vienna Intl. to Sofia, returning Mon, Sep 22, priced at $113 found 4 hours ago
Thu, Oct 16 - Mon, Oct 20
VIE
Vienna Intl.
SOF
Sofia
$115 Roundtrip, found 3 days ago
$115
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Thu, Oct 16 from Vienna Intl. to Sofia, returning Mon, Oct 20, priced at $115 found 3 days ago
Thu, Sep 18 - Mon, Sep 22
VIE
Vienna Intl.
SOF
Sofia
$135 Roundtrip, found 4 hours ago
$135
Roundtrip
found 4 hours ago
Select Austrian Airlines flight, departing Thu, Sep 18 from Vienna Intl. to Sofia, returning Mon, Sep 22, priced at $135 found 4 hours ago
Thu, Oct 16 - Mon, Oct 20
VIE
Vienna Intl.
SOF
Sofia
$138 Roundtrip, found 3 days ago
$138
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Thu, Oct 16 from Vienna Intl. to Sofia, returning Mon, Oct 20, priced at $138 found 3 days ago
Sat, Sep 13 - Sun, Sep 14
VIE
Vienna Intl.
SOF
Sofia
$152 Roundtrip, found 1 day ago
$152
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Sat, Sep 13 from Vienna Intl. to Sofia, returning Sun, Sep 14, priced at $152 found 1 day ago
Thu, Sep 18 - Mon, Sep 22
VIE
Vienna Intl.
SOF
Sofia
$160 Roundtrip, found 4 hours ago
$160
Roundtrip
found 4 hours ago
Select Austrian Airlines flight, departing Thu, Sep 18 from Vienna Intl. to Sofia, returning Mon, Sep 22, priced at $160 found 4 hours ago
Fri, Oct 10 - Sun, Oct 12
VIE
Vienna Intl.
SOF
Sofia
$169 Roundtrip, found 5 days ago
$169
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Fri, Oct 10 from Vienna Intl. to Sofia, returning Sun, Oct 12, priced at $169 found 5 days ago
Thu, Oct 16 - Mon, Oct 20
VIE
Vienna Intl.
SOF
Sofia
$171 Roundtrip, found 3 days ago
$171
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Thu, Oct 16 from Vienna Intl. to Sofia, returning Mon, Oct 20, priced at $171 found 3 days ago
Fri, Oct 17 - Sun, Oct 19
VIE
Vienna Intl.
SOF
Sofia
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Oct 17 from Vienna Intl. to Sofia, returning Sun, Oct 19, priced at $177 found 2 days ago
Sat, Sep 13 - Sun, Sep 14
VIE
Vienna Intl.
SOF
Sofia
$184 Roundtrip, found 1 day ago
$184
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Sat, Sep 13 from Vienna Intl. to Sofia, returning Sun, Sep 14, priced at $184 found 1 day ago
Thu, Sep 18 - Mon, Sep 22
VIE
Vienna Intl.
SOF
Sofia
$184 Roundtrip, found 4 hours ago
$184
Roundtrip
found 4 hours ago
Select Austrian Airlines flight, departing Thu, Sep 18 from Vienna Intl. to Sofia, returning Mon, Sep 22, priced at $184 found 4 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.