Brussels Airlines Flight 3815 Deals & Information (2026/2027)

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

Brussels Airlines Flight 3815 Route Deals From $95

The cheapest prices found with in the last 7 days for return flights were $162 and $95 for one-way flights to Humberto Delgado for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 27 - Wed, Jun 3
BRU
Brussels - National
LIS
Humberto Delgado
$162 Roundtrip, found 2 days ago
$162
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Wed, May 27 from Brussels - National to Humberto Delgado, returning Wed, Jun 3, priced at $162 found 2 days ago
Tue, Jun 23 - Mon, Jun 29
BRU
Brussels - National
LIS
Humberto Delgado
$162 Roundtrip, found 4 days ago
$162
Roundtrip
found 4 days ago
Select Brussels Airlines flight, departing Tue, Jun 23 from Brussels - National to Humberto Delgado, returning Mon, Jun 29, priced at $162 found 4 days ago
Sat, Mar 14 - Wed, Mar 18
BRU
Brussels - National
LIS
Humberto Delgado
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Sat, Mar 14 from Brussels - National to Humberto Delgado, returning Wed, Mar 18, priced at $177 found 2 days ago
Sun, Mar 22 - Wed, Mar 25
BRU
Brussels - National
LIS
Humberto Delgado
$180 Roundtrip, found 3 days ago
$180
Roundtrip
found 3 days ago
Select Brussels Airlines flight, departing Sun, Mar 22 from Brussels - National to Humberto Delgado, returning Wed, Mar 25, priced at $180 found 3 days ago
Wed, May 27 - Wed, Jun 3
BRU
Brussels - National
LIS
Humberto Delgado
$193 Roundtrip, found 2 days ago
$193
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Wed, May 27 from Brussels - National to Humberto Delgado, returning Wed, Jun 3, priced at $193 found 2 days ago
Wed, May 27 - Wed, Jun 3
BRU
Brussels - National
LIS
Humberto Delgado
$194 Roundtrip, found 2 days ago
$194
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Wed, May 27 from Brussels - National to Humberto Delgado, returning Wed, Jun 3, priced at $194 found 2 days ago
Wed, May 27 - Wed, Jun 3
BRU
Brussels - National
LIS
Humberto Delgado
$196 Roundtrip, found 2 days ago
$196
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Wed, May 27 from Brussels - National to Humberto Delgado, returning Wed, Jun 3, priced at $196 found 2 days ago
Mon, Oct 19 - Sun, Oct 25
BRU
Brussels - National
LIS
Humberto Delgado
$196 Roundtrip, found 3 days ago
$196
Roundtrip
found 3 days ago
Select Brussels Airlines flight, departing Mon, Oct 19 from Brussels - National to Humberto Delgado, returning Sun, Oct 25, priced at $196 found 3 days ago
Sun, Mar 22 - Wed, Mar 25
BRU
Brussels - National
LIS
Humberto Delgado
$205 Roundtrip, found 3 days ago
$205
Roundtrip
found 3 days ago
Select Brussels Airlines flight, departing Sun, Mar 22 from Brussels - National to Humberto Delgado, returning Wed, Mar 25, priced at $205 found 3 days ago
Wed, May 27 - Wed, Jun 3
BRU
Brussels - National
LIS
Humberto Delgado
$207 Roundtrip, found 2 days ago
$207
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Wed, May 27 from Brussels - National to Humberto Delgado, returning Wed, Jun 3, priced at $207 found 2 days ago
Sun, Mar 22 - Wed, Mar 25
BRU
Brussels - National
LIS
Humberto Delgado
$208 Roundtrip, found 3 days ago
$208
Roundtrip
found 3 days ago
Select Brussels Airlines flight, departing Sun, Mar 22 from Brussels - National to Humberto Delgado, returning Wed, Mar 25, priced at $208 found 3 days ago

Frequently asked questions

What route does flight number SN3815 take?
SN3815 flies straight from Brussels Airport (BRU-Brussels - National) to Humberto Delgado Airport (LIS). During this trip, you'll be in the air for approximately 2 hours and 50 minutes. It pays to book ahead to lock in your preferred seat.
What kind of plane is on flight number SN3815?
The route for flight number SN3815 is almost always Brussels - National Airport (BRU) to Lisbon Airport, and the Airbus A320 is the aircraft model you'll probably be traveling on.
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 SN3815 flight with Travelocity, please visit our Customer Service Portal.