Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 84% on your flight compared to booking on days when demand is much higher.
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 74% on flights from Portsmouth to Interlaken 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 £123. For sooner than that we have options available in the next 3 days from £165.
Flights from Portsmouth to Interlaken lean towards being more expensive in December. Prices are generally better when you fly from Portsmouth to Interlaken in March, with the cheapest ticket starting at £57.
When flying from Portsmouth to Interlaken, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 13% versus a flight at midday.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Southampton and Zurich for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
Air France, SWISS, and easyJet are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Yes, there are multiple flights from Portsmouth to Interlaken for under £215. The cheapest flight booked recently is on KLM for just £188, but on average you can expect to pay £660.
There are no direct flights from Portsmouth to Interlaken, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
You can find direct flights on the following days: Friday, Saturday.
Expected rainfall in Southampton is more than in Zurich. You can expect this to be the case over the next 13 days.
Expect the weather to be around 24 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Zurich is generally hotter than in Southampton.
A quick flight from Portsmouth to Interlaken can take about 3h 25m. KLM provides one of the quickest options available for as low as £189. This flight may include one or multiple stops.
Currently priced at £189, KLM will fly you from Portsmouth to Interlaken and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Blue Islands for as low as £896. These flights start at 15% lower than the current average price 3 months from now.