Brussels Airlines Flight TP3815 Deals & Information (2025/2026)

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Brussels Airlines Flight 3815 Route Deals From $78

The cheapest prices found with in the last 7 days for return flights were $142 and $78 for one-way flights to Humberto Delgado for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jan 22 - Wed, Jan 28
BRU
Brussels - National
LIS
Humberto Delgado
$142 Roundtrip, found 2 days ago
$142
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Thu, Jan 22 from Brussels - National to Humberto Delgado, returning Wed, Jan 28, priced at $142 found 2 days ago
Wed, Mar 4 - Sat, Mar 7
BRU
Brussels - National
LIS
Humberto Delgado
$161 Roundtrip, found 5 hours ago
$161
Roundtrip
found 5 hours ago
Select Brussels Airlines flight, departing Wed, Mar 4 from Brussels - National to Humberto Delgado, returning Sat, Mar 7, priced at $161 found 5 hours ago
Wed, Mar 4 - Sat, Mar 7
BRU
Brussels - National
LIS
Humberto Delgado
$163 Roundtrip, found 5 hours ago
$163
Roundtrip
found 5 hours ago
Select Brussels Airlines flight, departing Wed, Mar 4 from Brussels - National to Humberto Delgado, returning Sat, Mar 7, priced at $163 found 5 hours ago
Wed, Mar 4 - Sat, Mar 7
BRU
Brussels - National
LIS
Humberto Delgado
$174 Roundtrip, found 5 hours ago
$174
Roundtrip
found 5 hours ago
Select Brussels Airlines flight, departing Wed, Mar 4 from Brussels - National to Humberto Delgado, returning Sat, Mar 7, priced at $174 found 5 hours ago
Thu, Jan 22 - Wed, Jan 28
BRU
Brussels - National
LIS
Humberto Delgado
$174 Roundtrip, found 2 days ago
$174
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Thu, Jan 22 from Brussels - National to Humberto Delgado, returning Wed, Jan 28, priced at $174 found 2 days ago
Wed, Mar 4 - Sat, Mar 7
BRU
Brussels - National
LIS
Humberto Delgado
$176 Roundtrip, found 5 hours ago
$176
Roundtrip
found 5 hours ago
Select Brussels Airlines flight, departing Wed, Mar 4 from Brussels - National to Humberto Delgado, returning Sat, Mar 7, priced at $176 found 5 hours ago
Sat, Jan 10 - Sat, Jan 17
BRU
Brussels - National
LIS
Humberto Delgado
$179 Roundtrip, found 3 hours ago
$179
Roundtrip
found 3 hours ago
Select Brussels Airlines flight, departing Sat, Jan 10 from Brussels - National to Humberto Delgado, returning Sat, Jan 17, priced at $179 found 3 hours ago
Wed, Mar 4 - Sat, Mar 7
BRU
Brussels - National
LIS
Humberto Delgado
$186 Roundtrip, found 5 hours ago
$186
Roundtrip
found 5 hours ago
Select Brussels Airlines flight, departing Wed, Mar 4 from Brussels - National to Humberto Delgado, returning Sat, Mar 7, priced at $186 found 5 hours ago
Sat, Jan 10 - Sat, Jan 17
BRU
Brussels - National
LIS
Humberto Delgado
$188 Roundtrip, found 3 hours ago
$188
Roundtrip
found 3 hours ago
Select Brussels Airlines flight, departing Sat, Jan 10 from Brussels - National to Humberto Delgado, returning Sat, Jan 17, priced at $188 found 3 hours ago
Sat, Nov 22 - Sat, Nov 29
BRU
Brussels - National
LIS
Humberto Delgado
$195 Roundtrip, found 6 days ago
$195
Roundtrip
found 6 days ago
Select Brussels Airlines flight, departing Sat, Nov 22 from Brussels - National to Humberto Delgado, returning Sat, Nov 29, priced at $195 found 6 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.