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Cheap SWISS flights

LHR
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

SWISS information

Discover detailed information about SWISS flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 18 April 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£74

Most Popular Route

GVA to LIS

Shortest flight

0h 55m

Longest Flight

19h 55m
Flying from Pristina to Geneva Geneve-Cointrin
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Flying from Geneva Geneve-Cointrin to Lisbon Humberto Delgado
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Flying from Milan Malpensa to Zurich
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Flying from Vienna Intl to Krakow J. Paul II Balice
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Cheapest SWISS flights
Explore the most affordable SWISS flight options available. Find the lowest fares based on data from user searches, with prices last updated on 18 April 2026.

Sun 13/909:00
CMH
-
LHR
2 stops21h 20m
SWISS
Tue 22/908:45
LHR
-
CMH
2 stops16h 49m
SWISS
Deal found £615
Wed 12/809:00
CMH
-
LHR
2 stops23h 00m
SWISS
Mon 24/820:05
LHR
-
CMH
2 stops25h 42m
SWISS
Deal found £616
Tue 29/911:05
CMH
-
LGW
2 stops16h 20m
SWISS
Tue 13/1018:35
LGW
-
CMH
2 stops31h 10m
SWISS
Deal found £650

SWISS Reviews

Read reviews and feedback from other travellers about their experiences with SWISS sourced from user searches. These reviews were last updated on 18 April 2026 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 858,174 searches.
SWISS
7.6
Good
1,922 reviews
Check prices
Overview

Food

7.1

Crew

8.3

Comfort

7.4

Boarding

7.7

Entertainment

6.8

Frequently asked questions about SWISS

  • What are the most popular SWISS airports?

    The most popular airports for SWISS are Zurich, Barcelona-El Prat, and Geneva Geneve-Cointrin according to our data. Flights to or from any of these airports should be available via SWISS year-round.

  • What is SWISS’s cheapest domestic flight?

    The cheapest domestic SWISS flight is flying Poznan Lawica to Krakow J. Paul II Balice, which is £119. This round-trip flight has 1 stop.

  • What is SWISS’s cheapest international flight?

    The least expensive round-trip international SWISS flight is: -Pristina to Geneva Geneve-Cointrin, -0 stops, -£74 per ticket SWISS has international one-way flights available, but the cheapest is a flight from Barcelona-El Prat to Zurich for just £40. This flight has 0 stops.

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