Austrian Airlines Flight SN351 Deals & Information (2025/2026)

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Austrian Airlines Flight 351 Route Deals From $79

The cheapest prices found with in the last 7 days for return flights were $176 and $79 for one-way flights to Brussels - National for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Oct 3 - Sun, Oct 5
VIE
Vienna Intl.
BRU
Brussels - National
$176 Roundtrip, found 2 days ago
$176
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Fri, Oct 3 from Vienna Intl. to Brussels - National, returning Sun, Oct 5, priced at $176 found 2 days ago
Sat, Oct 11 - Wed, Oct 15
VIE
Vienna Intl.
BRU
Brussels - National
$194 Roundtrip, found 2 hours ago
$194
Roundtrip
found 2 hours ago
Select Austrian Airlines flight, departing Sat, Oct 11 from Vienna Intl. to Brussels - National, returning Wed, Oct 15, priced at $194 found 2 hours ago
Sat, Oct 11 - Sun, Oct 12
VIE
Vienna Intl.
BRU
Brussels - National
$211 Roundtrip, found 2 days ago
$211
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Sat, Oct 11 from Vienna Intl. to Brussels - National, returning Sun, Oct 12, priced at $211 found 2 days ago
Thu, Oct 9 - Sun, Oct 12
VIE
Vienna Intl.
BRU
Brussels - National
$218 Roundtrip, found 1 day ago
$218
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Thu, Oct 9 from Vienna Intl. to Brussels - National, returning Sun, Oct 12, priced at $218 found 1 day ago
Sat, Oct 11 - Wed, Oct 15
VIE
Vienna Intl.
BRU
Brussels - National
$231 Roundtrip, found 2 hours ago
$231
Roundtrip
found 2 hours ago
Select Austrian Airlines flight, departing Sat, Oct 11 from Vienna Intl. to Brussels - National, returning Wed, Oct 15, priced at $231 found 2 hours ago
Sat, Oct 11 - Wed, Oct 15
VIE
Vienna Intl.
BRU
Brussels - National
$250 Roundtrip, found 2 hours ago
$250
Roundtrip
found 2 hours ago
Select Austrian Airlines flight, departing Sat, Oct 11 from Vienna Intl. to Brussels - National, returning Wed, Oct 15, priced at $250 found 2 hours ago

Frequently asked questions

What route does flight number OS351 take?
Flight number OS351 takes approximately 1 hour and 45 minutes to jet directly from Vienna Airport (VIE-Vienna Intl.) to BRU. We all know there's magic in the destination, but half the fun is in the journey!
What terminal does OS351 fly out of?
Flight number OS351 runs between Vienna Airport and Brussels Airport (BRU-Brussels - National), and travelers taking this flight normally jet off from Terminal 3.
What kind of plane is on flight number OS351?
Get set to hop on board an Airbus A320 if you're traveling on flight OS351. The majority of flights from Vienna Airport (VIE-Vienna Intl.) to Brussels Airport are operated using this aircraft type.
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 OS351 flight with Travelocity, please visit our Customer Service Portal.