$490 Cheap Flights to Herisau

View $490 flight on Fri, Nov 7, 2025Opens in a new window

Popular airlines to Herisau

How much is the cheapest flight to Herisau?

Prices were available within the past 7 days and start at $490 for one-way flights and $560 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Peoples Viennaline
Sun, Jun 28 - Mon, Jun 29
VIE
Vienna
ACH
Altenrhein
$560 Roundtrip, found 15 hours ago
$560
Roundtrip
found 15 hours ago
Select Peoples Viennaline flight, departing Sun, Jun 28 from Vienna to Altenrhein, returning Mon, Jun 29, priced at $560 found 15 hours ago
Peoples Viennaline
Sun, Jun 28 - Mon, Jun 29
VIE
Vienna
ACH
Altenrhein
$606 Roundtrip, found 15 hours ago
$606
Roundtrip
found 15 hours ago
Select Peoples Viennaline flight, departing Sun, Jun 28 from Vienna to Altenrhein, returning Mon, Jun 29, priced at $606 found 15 hours ago

Frequently asked questions

What month is the cheapest to fly to Herisau?
June is the cheapest month to travel to Herisau. There's less demand then, so you're likely to snag a great deal. Organizing your trip outside of public and school holidays could also help you save.
Which US cities fly direct to Herisau?
There are 11 US cities you're able to fly to Herisau nonstop from. Explore the options by selecting the "Direct flights only" box on Expedia and find the best departure point for you. Here are a handful of the leading cities to head out from:

  • New York
  • Newark
  • Washington
  • Chicago
  • San Francisco

How to find a cheap flight to Herisau?
To get cheap flights to Herisau, book as early as possible and consider traveling during the low season. Want an insider tip? Fly on a Thursday and you'll save 16% on average compared to those who travel on a Sunday.* Set up price tracking on the Expedia app and we'll notify you the moment prices drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Herisau?
Being flexible with your plans may help you to find last-minute deals on cheap flights to Herisau. To view all the available options, consider looking at different ticket types, tweaking your Herisau vacation dates, flying out of an alternative airport or using another carrier.
How far in advance should I book a flight to Herisau?
To snap up some of the best deals on domestic journeys, book your flight to Herisau 28 days ahead of your travel dates. For international flights, it's two to four months in advance. This gives you a better chance of locking in your preferred departure times and seats.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Herisau?
You can save an average of 8% if you buy plane tickets on a Sunday instead of Fridays, which tend to be the most expensive day to book.* When it comes to snapping up a cheap flight to Herisau, the key is good timing.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Herisau?
Herisau is accessible from 163 airports globally through 52 carriers, with Zurich Airport (ZRH) as its primary gateway. Select from these major airlines to Herisau when organizing your journey:

  • SWISS
  • Austrian
  • KLM
  • Lufthansa

Where do you fly into Herisau?
The main airport to fly to Herisau is Altenrhein (ACH-St. Gallen - Altenrhein). There's also the option to touch down at Friedrichshafen - Lake Constance Airport (FDH) when flying to Herisau.
How far is the airport from central Herisau?
Jetting into Altenrhein (ACH-St. Gallen - Altenrhein) puts you around 14 mi northeast of the center of Herisau.
Can I save money by booking a Herisau trip package?
Book a Herisau flight and hotel package deal on Expedia, and you can enjoy significant savings. It's easy to bundle your hotel and flight, and you can add car rentals and tours to create your own personalized Herisau getaway. Plus, nothing beats the convenience of booking everything in one place.
Can I change or cancel my flight to Herisau?
You can typically cancel or change your flight to Herisau within 24 hours of booking. However, be mindful that some fares are non-refundable. In those cases, you may receive credit for a future trip in place of a direct refund. It's important to check the airline's rules and restrictions in your itinerary for exact details. You can use Expedia's "No cancel fee" or "Changes included" filters during your search to secure cheap flights to Herisau with flexible change policies. To learn more, browse our Customer Service Portal.

Book with confidence

Tips to find the cheapest flights to Herisau

The cheapest day to fly

Get started finding a cheap flight to Herisau on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

June is the cheapest month to fly to Herisau. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Herisau. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Herisau, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Herisau

The lowest price for round-trip flights to Herisau in 2025 starts from from $560, while one-way tickets start from from $490. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Herisau. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Herisau

Peoples Viennaline are just some of the airlines that can typically offer cheap tickets to Herisau. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Herisau and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Herisau, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Herisau. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Herisau plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Herisau

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Herisau.

Stopover savings

The cheapest tickets to Herisau are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Herisau. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Herisau for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Herisau. Simply download the free Expedia app to your smart device and activate Herisau flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Herisau. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Tips to find the cheapest flights to Herisau

Travel information

Destination airport
St. Gallen - Altenrhein
Destination airport IATA code
ACH
Destination city name
Altenrhein
Roundtrip price
$560

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*Available to One Key members.