Swiss International Air Lines Flight 4582 Deals & Information (2025/2026)

Choose two or more items and save on your trip:

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

Swiss International Air Lines Flight 4582 Route Deals From $109

The cheapest prices found with in the last 7 days for return flights were $233 and $109 for one-way flights to Humberto Delgado for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 20 - Sun, May 25
ZRH
Zürich
LIS
Humberto Delgado
$233 Roundtrip, found 15 hours ago
$233
Roundtrip
found 15 hours ago
Select Swiss International Air Lines flight, departing Tue, May 20 from Zürich to Humberto Delgado, returning Sun, May 25, priced at $233 found 15 hours ago
Fri, May 9 - Sun, May 11
ZRH
Zürich
LIS
Humberto Delgado
$412 Roundtrip, found 9 hours ago
$412
Roundtrip
found 9 hours ago
Select Swiss International Air Lines flight, departing Fri, May 9 from Zürich to Humberto Delgado, returning Sun, May 11, priced at $412 found 9 hours ago
Fri, May 9 - Sun, May 11
ZRH
Zürich
LIS
Humberto Delgado
$421 Roundtrip, found 9 hours ago
$421
Roundtrip
found 9 hours ago
Select Swiss International Air Lines flight, departing Fri, May 9 from Zürich to Humberto Delgado, returning Sun, May 11, priced at $421 found 9 hours ago