Swiss International Air Lines Flight 421 Deals & Information (2025/2026)

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Swiss International Air Lines Flight 421 Route Deals From $225

The cheapest prices found with in the last 7 days for return flights were $255 and $225 for one-way flights to Zürich for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 20 - Thu, Nov 27
BHX
Birmingham
ZRH
Zürich
$255 Roundtrip, found 5 hours ago
$255
Roundtrip
found 5 hours ago
Select Swiss International Air Lines flight, departing Thu, Nov 20 from Birmingham to Zürich, returning Thu, Nov 27, priced at $255 found 5 hours ago
Thu, Nov 20 - Thu, Nov 27
BHX
Birmingham
ZRH
Zürich
$287 Roundtrip, found 5 hours ago
$287
Roundtrip
found 5 hours ago
Select Swiss International Air Lines flight, departing Thu, Nov 20 from Birmingham to Zürich, returning Thu, Nov 27, priced at $287 found 5 hours ago
Thu, Nov 20 - Thu, Nov 27
BHX
Birmingham
ZRH
Zürich
$295 Roundtrip, found 5 hours ago
$295
Roundtrip
found 5 hours ago
Select Swiss International Air Lines flight, departing Thu, Nov 20 from Birmingham to Zürich, returning Thu, Nov 27, priced at $295 found 5 hours ago
Wed, Apr 15 - Sat, Apr 25
BHX
Birmingham
ZRH
Zürich
$298 Roundtrip, found 5 days ago
$298
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Apr 15 from Birmingham to Zürich, returning Sat, Apr 25, priced at $298 found 5 days ago
Sun, Jun 29 - Fri, Jul 4
BHX
Birmingham
ZRH
Zürich
$307 Roundtrip, found 3 hours ago
$307
Roundtrip
found 3 hours ago
Select Swiss International Air Lines flight, departing Sun, Jun 29 from Birmingham to Zürich, returning Fri, Jul 4, priced at $307 found 3 hours ago
Thu, Nov 20 - Thu, Nov 27
BHX
Birmingham
ZRH
Zürich
$312 Roundtrip, found 5 hours ago
$312
Roundtrip
found 5 hours ago
Select Swiss International Air Lines flight, departing Thu, Nov 20 from Birmingham to Zürich, returning Thu, Nov 27, priced at $312 found 5 hours ago
Wed, Apr 15 - Sat, Apr 25
BHX
Birmingham
ZRH
Zürich
$314 Roundtrip, found 5 days ago
$314
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Apr 15 from Birmingham to Zürich, returning Sat, Apr 25, priced at $314 found 5 days ago
Wed, Apr 15 - Sat, Apr 25
BHX
Birmingham
ZRH
Zürich
$316 Roundtrip, found 5 days ago
$316
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Apr 15 from Birmingham to Zürich, returning Sat, Apr 25, priced at $316 found 5 days ago
Wed, Apr 15 - Sat, Apr 25
BHX
Birmingham
ZRH
Zürich
$317 Roundtrip, found 5 days ago
$317
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Apr 15 from Birmingham to Zürich, returning Sat, Apr 25, priced at $317 found 5 days ago
Wed, Apr 15 - Sat, Apr 25
BHX
Birmingham
ZRH
Zürich
$332 Roundtrip, found 5 days ago
$332
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Apr 15 from Birmingham to Zürich, returning Sat, Apr 25, priced at $332 found 5 days ago
Thu, Jun 26 - Mon, Jun 30
BHX
Birmingham
ZRH
Zürich
$348 Roundtrip, found 2 days ago
$348
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Thu, Jun 26 from Birmingham to Zürich, returning Mon, Jun 30, priced at $348 found 2 days ago
Thu, Jun 26 - Mon, Jun 30
BHX
Birmingham
ZRH
Zürich
$352 Roundtrip, found 2 days ago
$352
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Thu, Jun 26 from Birmingham to Zürich, returning Mon, Jun 30, priced at $352 found 2 days ago

Frequently asked questions

What route does flight number LX421 take?
LX421 jets between Birmingham Airport (BHX) and ZRH directly. This service takes 1 hour and 50 minutes.
What kind of plane is on flight number LX421?
Get ready to cruise the skies aboard an Embraer 190 E2 if you’re booked on flight LX421. The majority of flights from Birmingham Airport (BHX) to Zurich Intl. Airport are operated using this type of aircraft.
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 LX421 flight with Travelocity, please visit our Customer Service Portal.