Brussels Airlines Flight 3703 Deals & Information (2025/2026)

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

Brussels Airlines Flight 3703 Route Deals From $68

The cheapest prices found with in the last 7 days for return flights were $117 and $68 for one-way flights to Barcelona Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 28 - Wed, Sep 3
BRU
Brussels - National
BCN
Barcelona Intl.
$117 Roundtrip, found 6 days ago
$117
Roundtrip
found 6 days ago
Select Brussels Airlines flight, departing Thu, Aug 28 from Brussels - National to Barcelona Intl., returning Wed, Sep 3, priced at $117 found 6 days ago
Tue, Sep 2 - Thu, Sep 4
BRU
Brussels - National
BCN
Barcelona Intl.
$118 Roundtrip, found 1 day ago
$118
Roundtrip
found 1 day ago
Select Brussels Airlines flight, departing Tue, Sep 2 from Brussels - National to Barcelona Intl., returning Thu, Sep 4, priced at $118 found 1 day ago
Fri, Dec 5 - Sun, Dec 7
BRU
Brussels - National
BCN
Barcelona Intl.
$123 Roundtrip, found 3 days ago
$123
Roundtrip
found 3 days ago
Select Brussels Airlines flight, departing Fri, Dec 5 from Brussels - National to Barcelona Intl., returning Sun, Dec 7, priced at $123 found 3 days ago
Tue, Sep 2 - Thu, Sep 4
BRU
Brussels - National
BCN
Barcelona Intl.
$136 Roundtrip, found 1 day ago
$136
Roundtrip
found 1 day ago
Select Brussels Airlines flight, departing Tue, Sep 2 from Brussels - National to Barcelona Intl., returning Thu, Sep 4, priced at $136 found 1 day ago
Thu, Aug 28 - Wed, Sep 3
BRU
Brussels - National
BCN
Barcelona Intl.
$147 Roundtrip, found 6 days ago
$147
Roundtrip
found 6 days ago
Select Brussels Airlines flight, departing Thu, Aug 28 from Brussels - National to Barcelona Intl., returning Wed, Sep 3, priced at $147 found 6 days ago
Thu, Aug 28 - Sun, Aug 31
BRU
Brussels - National
BCN
Barcelona Intl.
$155 Roundtrip, found 7 hours ago
$155
Roundtrip
found 7 hours ago
Select Brussels Airlines flight, departing Thu, Aug 28 from Brussels - National to Barcelona Intl., returning Sun, Aug 31, priced at $155 found 7 hours ago

Frequently asked questions

What route does flight number SN3703 take?
SN3703 jets between Brussels Airport (BRU-Brussels - National) and BCN and flies direct. This journey usually takes 2 hours.
What kind of plane is on flight number SN3703?
The route for SN3703 is nearly always Brussels - National Airport (BRU) to Josep Tarradellas Barcelona--El Prat Airport, and the Airbus A320 is the type of aircraft you'll probably be traveling aboard.
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 SN3703 flight with Travelocity, please visit our Customer Service Portal.