Austrian Airlines Flight 351 Deals & Information (2025/2026)

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Austrian Airlines Flight 351 Route Deals From $121

The cheapest prices found with in the last 7 days for return flights were $155 and $121 for one-way flights to Brussels - National for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 31 - Sat, Jun 7
VIE
Vienna Intl.
BRU
Brussels - National
$155 Roundtrip, found 20 hours ago
$155
Roundtrip
found 20 hours ago
Select Austrian Airlines flight, departing Sat, May 31 from Vienna Intl. to Brussels - National, returning Sat, Jun 7, priced at $155 found 20 hours ago
Thu, Aug 28 - Wed, Sep 3
VIE
Vienna Intl.
BRU
Brussels - National
$168 Roundtrip, found 3 days ago
$168
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Thu, Aug 28 from Vienna Intl. to Brussels - National, returning Wed, Sep 3, priced at $168 found 3 days ago
Thu, Jun 19 - Mon, Jun 23
VIE
Vienna Intl.
BRU
Brussels - National
$169 Roundtrip, found 5 days ago
$169
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Thu, Jun 19 from Vienna Intl. to Brussels - National, returning Mon, Jun 23, priced at $169 found 5 days ago
Sat, May 17 - Mon, May 19
VIE
Vienna Intl.
BRU
Brussels - National
$170 Roundtrip, found 16 hours ago
$170
Roundtrip
found 16 hours ago
Select Austrian Airlines flight, departing Sat, May 17 from Vienna Intl. to Brussels - National, returning Mon, May 19, priced at $170 found 16 hours ago
Thu, Aug 28 - Wed, Sep 3
VIE
Vienna Intl.
BRU
Brussels - National
$172 Roundtrip, found 3 days ago
$172
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Thu, Aug 28 from Vienna Intl. to Brussels - National, returning Wed, Sep 3, priced at $172 found 3 days ago
Sat, May 31 - Sat, Jun 7
VIE
Vienna Intl.
BRU
Brussels - National
$188 Roundtrip, found 20 hours ago
$188
Roundtrip
found 20 hours ago
Select Austrian Airlines flight, departing Sat, May 31 from Vienna Intl. to Brussels - National, returning Sat, Jun 7, priced at $188 found 20 hours ago
Thu, Jun 19 - Mon, Jun 23
VIE
Vienna Intl.
BRU
Brussels - National
$196 Roundtrip, found 5 days ago
$196
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Thu, Jun 19 from Vienna Intl. to Brussels - National, returning Mon, Jun 23, priced at $196 found 5 days ago
Sat, May 17 - Mon, May 19
VIE
Vienna Intl.
BRU
Brussels - National
$200 Roundtrip, found 16 hours ago
$200
Roundtrip
found 16 hours ago
Select Austrian Airlines flight, departing Sat, May 17 from Vienna Intl. to Brussels - National, returning Mon, May 19, priced at $200 found 16 hours ago
Thu, Aug 28 - Wed, Sep 3
VIE
Vienna Intl.
BRU
Brussels - National
$201 Roundtrip, found 3 days ago
$201
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Thu, Aug 28 from Vienna Intl. to Brussels - National, returning Wed, Sep 3, priced at $201 found 3 days 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.