What are the cheapest airlines to fly from Portsmouth to Switzerland one-way?

One-way options have recently been found by users for as low as £88 on easyJet. Other airlines that offer cheap prices include KLM from £102 and British Airways from £246 one-way.

In terms of precipitation, rainfall in Switzerland ranges from 63.0 - 128.0 inches per month. June is typically the wettest month, when rainfall can reach 128.0 mm. January is typically the driest time to visit Switzerland when rainfall is around 63.0 mm.

If weather is an important factor for your trip to Switzerland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What are the most popular routes from Portsmouth to Switzerland?

Most travelers choose Southampton Eastleigh - Geneva Geneve-Cointrin, Southampton Eastleigh - Basel EuroAirport Swiss or Southampton Eastleigh - Zurich when deciding on the best route from Portsmouth to Switzerland.

What are the cheapest flights from Portsmouth to Switzerland?

While on average a flight from Portsmouth to Switzerland is generally £1,731, our data shows the cheapest flight currently is £66. When looking at the most popular route, (Southampton Eastleigh - Geneva Geneve-Cointrin), you can expect to pay £118 for that flight.

What are the most reliable airlines from Portsmouth to Switzerland?

No one likes to see their flight delayed. When booking a flight from Portsmouth to Switzerland consider choosing Air Canada (70%), Malaysia Airlines (69%) or British Airways (68%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Portsmouth to Switzerland?

The most popular airlines flying from Portsmouth to Switzerland are British Airways, KLM and SWISS. Something to consider prior to booking your flight.

How far in advance should I book a flight from Portsmouth to Switzerland?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 58 days in advance, which can save you up to 56% on flights from Portsmouth to Switzerland compared to booking the week you need them. Waiting 58 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £140. For sooner than that we have options available in the next 3 days from £191.

What is the cheapest month to fly from Portsmouth to Switzerland?

Flights from Portsmouth to Switzerland lean towards being more expensive in July. Prices are generally better when you fly from Portsmouth to Switzerland in March, with the cheapest ticket starting at £44.

Can I find deals for flights from Portsmouth to Switzerland that include hotel bookings?

Yes. In addition to deals on Portsmouth to Switzerland flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Portsmouth to Switzerland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Switzerland.

Can I find deals for business class flights from Portsmouth to Switzerland?

Yes. Cheapflights offers flight deals from Portsmouth to Switzerland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£88+ Flights from Portsmouth to Switzerland

Cheap flight deals from Portsmouth to Switzerland

Round-trip from	£180
One-way from	£88
Popular in	July
Cheapest in	March
Average price	£163

KLM
29/8-1/9
2 total stops
28h 20m total
Portsmouth to Switzerland

Search Deals

easyJet
21/7
1 total stop
10h 25m total
Portsmouth to Switzerland

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£18 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Portsmouth to Switzerland

Cheapest flights from Portsmouth to Switzerland
Explore the most affordable flight options available from Portsmouth to Switzerland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Fri 29/817:35SOU - GVA

1 stop13h 45mKLM

Mon 1/919:15GVA - SOU

1 stop14h 35mKLM

Deal found 9/7£180

Mon 25/820:30SOU - ZRH

1 stop12h 45mMultiple Airlines

Mon 1/920:50ZRH - SOU

1 stop12h 50mMultiple Airlines

Deal found 11/7£186

Thu 14/818:25SOU - ZRH

1 stop13h 10mKLM

Thu 21/819:25ZRH - SOU

1 stop14h 20mKLM

Deal found 11/7£197

Fri 12/1208:10SOU - GVA

1 stop8h 55mMultiple Airlines

Fri 19/1211:45GVA - SOU

1 stop6h 50mMultiple Airlines

Deal found 9/7£228

Sun 24/814:50SOU - GVA

1 stop17h 15measyJet

Sun 31/807:40GVA - SOU

1 stop8h 20measyJet

Deal found 9/7£231

Mon 21/718:25SOU - BSL

1 stop14h 10mKLM

Fri 1/818:25BSL - SOU

1 stop15h 20mKLM

Deal found 9/7£231

Fri 12/1211:40SOU - GVA

2 stops9h 15mBritish Airways

Fri 19/1216:40GVA - SOU

2 stops18h 20mBritish Airways

Deal found 10/7£400

Mon 28/716:35SOU - ZRH

2 stops15h 55mBritish Airways

Tue 12/820:45ZRH - SOU

2 stops20h 20mBritish Airways

Deal found 10/7£478

Mon 21/719:40SOU - BSL

2 stops26h 10mBritish Airways

Fri 1/806:00BSL - SOU

2 stops11h 05mBritish Airways

Deal found 9/7£601

Best flights from Portsmouth to Switzerland
Discover carefully curated flight deals from Portsmouth to Switzerland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 July 2025.

Fri 29/817:35SOU - GVA

1 stop13h 45mKLM

Mon 1/919:15GVA - SOU

1 stop14h 35mKLM

Deal found 9/7£180

Mon 25/820:30SOU - ZRH

1 stop12h 45mMultiple Airlines

Mon 1/920:50ZRH - SOU

1 stop12h 50mMultiple Airlines

Deal found 11/7£186

Sun 24/814:50SOU - GVA

1 stop17h 15measyJet

Sun 31/807:40GVA - SOU

1 stop8h 20measyJet

Deal found 9/7£231

Thu 14/818:25SOU - ZRH

1 stop13h 10mKLM

Thu 21/819:25ZRH - SOU

1 stop14h 20mKLM

Deal found 11/7£197

Fri 12/1211:40SOU - GVA

2 stops9h 15mBritish Airways

Fri 19/1216:40GVA - SOU

2 stops18h 20mBritish Airways

Deal found 10/7£400

Fri 12/1208:10SOU - GVA

1 stop8h 55mMultiple Airlines

Fri 19/1211:45GVA - SOU

1 stop6h 50mMultiple Airlines

Deal found 9/7£228

Mon 21/718:25SOU - BSL

1 stop14h 10mKLM

Fri 1/818:25BSL - SOU

1 stop15h 20mKLM

Deal found 9/7£231

Mon 28/716:35SOU - ZRH

2 stops15h 55mBritish Airways

Tue 12/820:45ZRH - SOU

2 stops20h 20mBritish Airways

Deal found 10/7£478

Mon 21/719:40SOU - BSL

2 stops26h 10mBritish Airways

Fri 1/806:00BSL - SOU

2 stops11h 05mBritish Airways

Deal found 9/7£601

Last-minute flights from Portsmouth to Switzerland
Discover last-minute flight deals from Portsmouth to Switzerland. Data last updated 11 July 2025 and is based on user searches.

Mon 21/718:25SOU - ZRH

1 stop15h 40mKLM

Fri 1/819:25ZRH - SOU

1 stop14h 20mKLM

Deal found 9/7£230

Mon 21/718:25SOU - BSL

1 stop14h 10mKLM

Fri 1/818:25BSL - SOU

1 stop15h 20mKLM

Deal found 9/7£231

Mon 21/719:55SOU - GVA

2 stops21h 25mBritish Airways

Wed 30/710:15GVA - SOU

2 stops22h 45mBritish Airways

Deal found 10/7£564

Mon 21/719:40SOU - BSL

2 stops26h 10mBritish Airways

Fri 1/806:00BSL - SOU

2 stops11h 05mBritish Airways

Deal found 9/7£601

Mon 21/708:30SOU - ZRH

2 stops24h 00mBritish Airways

Fri 1/819:00ZRH - SOU

2 stops15h 25mBritish Airways

Deal found 9/7£823

Mon 28/716:35SOU - ZRH

2 stops15h 55mBritish Airways

Tue 12/820:45ZRH - SOU

2 stops20h 20mBritish Airways

Deal found 10/7£478

Mon 4/808:30SOU - GVA

2 stops23h 50mBritish Airways

Tue 12/821:25GVA - SOU

2 stops19h 40mBritish Airways

Deal found 10/7£503

Thu 14/818:25SOU - ZRH

1 stop13h 10mKLM

Thu 21/819:25ZRH - SOU

1 stop14h 20mKLM

Deal found 11/7£197

Sun 24/814:50SOU - GVA

1 stop17h 15measyJet

Sun 31/807:40GVA - SOU

1 stop8h 20measyJet

Deal found 9/7£231

Sun 24/821:30SOU - GVA

2 stops33h 25mMultiple Airlines

Sun 31/817:10GVA - SOU

1 stop17h 00mMultiple Airlines

Deal found 10/7£251

Mon 25/820:30SOU - ZRH

1 stop12h 45mMultiple Airlines

Mon 1/920:50ZRH - SOU

1 stop12h 50mMultiple Airlines

Deal found 11/7£186

Fri 29/817:35SOU - GVA

1 stop13h 45mKLM

Mon 1/919:15GVA - SOU

1 stop14h 35mKLM

Deal found 9/7£180

One-way flights from Portsmouth to Switzerland
Search for one-way flight options from Portsmouth to Switzerland. Find affordable one-way fares based on user searches. Data last updated 11 July 2025.

Mon 21/720:30SOU - GVA

1 stop10h 25measyJet

Deal found 9/7£88

Wed 13/818:25SOU - GVA

1 stop12h 55mKLM

Deal found 9/7£102

Sat 4/1008:25SOU - GVA

2 stops24h 00mMultiple Airlines

Deal found 9/7£132

Wed 27/808:55SOU - ZRH

2 stops12h 40mBritish Airways

Deal found 9/7£246

Wed 27/816:30SOU - GVA

2 stops15h 40mBritish Airways

Deal found 9/7£280

Tue 19/816:30SOU - BSL

2 stops17h 25mBritish Airways

Deal found 10/7£299

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Switzerland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonGeneva

SOU - GVA

SOUGVA

Southampton Eastleigh

Fri 29/8

17:35-08:20

1 stop13h 45m

Geneva Geneve-Cointrin

Mon 1/9

19:15-08:50

1 stop14h 35m

£180

SouthamptonZurich

SOU - ZRH

SOUZRH

Southampton Eastleigh

Mon 25/8

20:30-10:15

1 stop12h 45m

Zurich

Mon 1/9

20:50-08:40

1 stop12h 50m

£186

SouthamptonZurich

SOU - ZRH

SOUZRH

Southampton Eastleigh

Thu 14/8

18:25-08:35

1 stop13h 10m

Zurich

Thu 21/8

19:25-08:45

1 stop14h 20m

£197

SouthamptonGeneva

SOU - GVA

SOUGVA

Southampton Eastleigh

Fri 12/12

08:10-18:05

1 stop8h 55m

Geneva Geneve-Cointrin

Fri 19/12

11:45-17:35

1 stop6h 50m

£228

SouthamptonGeneva

SOU - GVA

SOUGVA

Southampton Eastleigh

Sun 24/8

14:50-09:05

1 stop17h 15m

Geneva Geneve-Cointrin

Sun 31/8

07:40-15:00

1 stop8h 20m

£231

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Mon 21/7

18:25-09:35

1 stop14h 10m

Basel EuroAirport Swiss

Fri 1/8

18:25-08:45

1 stop15h 20m

£231

SouthamptonGeneva

SOU - GVA

SOUGVA

Southampton Eastleigh

Fri 12/12

11:40-21:55

2 stops9h 15m

Geneva Geneve-Cointrin

Fri 19/12

16:40-10:00

2 stops18h 20m

£400

SouthamptonZurich

SOU - ZRH

SOUZRH

Southampton Eastleigh

Mon 28/7

16:35-09:30

2 stops15h 55m

Zurich

Tue 12/8

20:45-16:05

2 stops20h 20m

£478

SouthamptonBasel

SOU - BSL

SOUBSL

Southampton Eastleigh

Mon 21/7

19:40-22:50

2 stops26h 10m

Basel EuroAirport Swiss

Fri 1/8

06:00-16:05

2 stops11h 05m

£601

SouthamptonGeneva

SOU - GVA

SOUGVA

Southampton Eastleigh

Mon 21/7

20:30-07:55

1 stop10h 25m

£88

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 15 results

Best time to book a flight from Portsmouth to Switzerland

Have a flexible travel schedule? Discover the best time to fly to Switzerland from Portsmouth with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Switzerland

What is the cheapest month to book a flight from Portsmouth to Switzerland?

Currently, November is the cheapest month in which you can book a flight from Portsmouth to Switzerland (average of £153). Flying from Portsmouth to Switzerland in August is currently the most expensive (average of £236). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from P0R to CH?

When flying from Portsmouth to Switzerland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Portsmouth to Switzerland?

Travellers seeking maximum savings on their Portsmouth to Switzerland flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Switzerland

The most flights from P0R to CH0 are scheduled on a Thursday (32 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Switzerland

Check out reviews from past customers who have flown with KLM, easyJet, andBritish Airways from Portsmouth to Switzerland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,372 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

easyJet

6.9

Okay

1,817 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

British Airways

6.6

Okay

7,109 reviews

KLM

7.8

Good

1,372 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

What are the cheapest airlines to fly from Portsmouth to Switzerland one-way?
One-way options have recently been found by users for as low as £88 on easyJet. Other airlines that offer cheap prices include KLM from £102 and British Airways from £246 one-way.
What are the most popular routes from Portsmouth to Switzerland?
Most travelers choose Southampton Eastleigh - Geneva Geneve-Cointrin, Southampton Eastleigh - Basel EuroAirport Swiss or Southampton Eastleigh - Zurich when deciding on the best route from Portsmouth to Switzerland.
What are the most reliable airlines from Portsmouth to Switzerland?
No one likes to see their flight delayed. When booking a flight from Portsmouth to Switzerland consider choosing Air Canada (70%), Malaysia Airlines (69%) or British Airways (68%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Portsmouth to Switzerland?
While on average a flight from Portsmouth to Switzerland is generally £1,731, our data shows the cheapest flight currently is £66. When looking at the most popular route, (Southampton Eastleigh - Geneva Geneve-Cointrin), you can expect to pay £118 for that flight.
Can I find deals for flights from Portsmouth to Switzerland that include hotel bookings?
Yes. In addition to deals on Portsmouth to Switzerland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to Switzerland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Switzerland.
Can I find deals for business class flights from Portsmouth to Switzerland?
Yes. Cheapflights offers flight deals from Portsmouth to Switzerland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Portsmouth to Switzerland?
Currently, November is the cheapest month in which you can book a flight from Portsmouth to Switzerland (average of £153). Flying from Portsmouth to Switzerland in August is currently the most expensive (average of £236). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Portsmouth to Switzerland

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£30	Average£80	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
easyJet	Cheapest£42	Average£108	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Jet2	Cheapest£55	Average£115	FlexibilityNo cancel fee	On-timeN/A	Search Jet2 flights
easyJet	Cheapest£65	Average£111	FlexibilityNo cancel fee	On-timeN/A	Search easyJet flights
British Airways	Cheapest£72	Average£149	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
SWISS	Cheapest£85	Average£176	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Lufthansa	Cheapest£132	Average£198	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Brussels Airlines	Cheapest£136	Average£174	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
KLM	Cheapest£146	Average£228	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	Cheapest£151	Average£454	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to Switzerland?

Cheapflights makes it easy to find Portsmouth to Switzerland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Switzerland?

Cheapflights helps you find that perfect flight to Switzerland from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portsmouth to Switzerland with no change fees?

Certainly. Search results for flights to Switzerland from Portsmouth shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portsmouth to Switzerland become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Switzerland from Portsmouth today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Portsmouth to Switzerland from £88

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Switzerland

Keep the following information in mind while searching for Portsmouth to Switzerland flight deals. Data was last updated 11 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portsmouth to Switzerland

Cheapest flights from Portsmouth to SwitzerlandExplore the most affordable flight options available from Portsmouth to Switzerland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Explore the most affordable flight options available from Portsmouth to Switzerland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Switzerland that are best for you.

Best time to book a flight from Portsmouth to Switzerland

Have a flexible travel schedule? Discover the best time to fly to Switzerland from Portsmouth with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Switzerland

What is the cheapest month to book a flight from Portsmouth to Switzerland?

What is the cheapest time of day to fly from P0R to CH?

Find hourly flight availability from Portsmouth to Switzerland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

What is the cheapest day to fly from Portsmouth to Switzerland?

Use this chart to determine the cheapest time to fly return from Portsmouth to Switzerland. Price data was last updated on 30 June 2024.

Weekly flight availability from Portsmouth to Switzerland

Explore weekly flight availability from Portsmouth to Switzerland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 July 2025.

Reviews of airlines servicing Switzerland

Check out reviews from past customers who have flown with KLM, easyJet, andBritish Airways from Portsmouth to Switzerland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Switzerland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Portsmouth to Switzerland one-way?

What are the most popular routes from Portsmouth to Switzerland?

What are the most reliable airlines from Portsmouth to Switzerland?

What are the cheapest flights from Portsmouth to Switzerland?

Can I find deals for flights from Portsmouth to Switzerland that include hotel bookings?

How can I find direct flights from Portsmouth to Switzerland?

Can I find deals for business class flights from Portsmouth to Switzerland?

What is the cheapest month to book a flight from Portsmouth to Switzerland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Switzerland

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Portsmouth to Switzerland

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portsmouth to Switzerland?

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Switzerland?

Can Cheapflights find flights from Portsmouth to Switzerland with no change fees?

Can Cheapflights notify me if prices for flights from Portsmouth to Switzerland become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Portsmouth to Switzerland
Explore the most affordable flight options available from Portsmouth to Switzerland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.