Swiss International Air Lines Flight LH3912 Deals & Information (2025/2026)

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Swiss International Air Lines Flight 3912 Route Deals From $227

The cheapest prices found with in the last 7 days for return flights were $254 and $227 for one-way flights to Frankfurt Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 15 - Tue, Aug 19
BSL
EuroAirport
FRA
Frankfurt Intl.
$254 Roundtrip, found 6 days ago
$254
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Fri, Aug 15 from EuroAirport to Frankfurt Intl., returning Tue, Aug 19, priced at $254 found 6 days ago
Fri, Aug 15 - Tue, Aug 19
BSL
EuroAirport
FRA
Frankfurt Intl.
$302 Roundtrip, found 6 days ago
$302
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Fri, Aug 15 from EuroAirport to Frankfurt Intl., returning Tue, Aug 19, priced at $302 found 6 days ago
Wed, Oct 1 - Sun, Oct 5
BSL
EuroAirport
FRA
Frankfurt Intl.
$322 Roundtrip, found 6 days ago
$322
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Wed, Oct 1 from EuroAirport to Frankfurt Intl., returning Sun, Oct 5, priced at $322 found 6 days ago
Fri, Aug 8 - Fri, Aug 22
BSL
EuroAirport
FRA
Frankfurt Intl.
$323 Roundtrip, found 2 hours ago
$323
Roundtrip
found 2 hours ago
Select Swiss International Air Lines flight, departing Fri, Aug 8 from EuroAirport to Frankfurt Intl., returning Fri, Aug 22, priced at $323 found 2 hours ago
Fri, Aug 8 - Fri, Aug 22
BSL
EuroAirport
FRA
Frankfurt Intl.
$330 Roundtrip, found 2 hours ago
$330
Roundtrip
found 2 hours ago
Select Swiss International Air Lines flight, departing Fri, Aug 8 from EuroAirport to Frankfurt Intl., returning Fri, Aug 22, priced at $330 found 2 hours ago
Fri, Aug 8 - Fri, Aug 22
BSL
EuroAirport
FRA
Frankfurt Intl.
$416 Roundtrip, found 2 hours ago
$416
Roundtrip
found 2 hours ago
Select Swiss International Air Lines flight, departing Fri, Aug 8 from EuroAirport to Frankfurt Intl., returning Fri, Aug 22, priced at $416 found 2 hours ago