$499 Cheap Flights to Diepoldsau

View $499 flight on Fri, Jan 23, 2026Opens in a new window

Popular airlines to Diepoldsau

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How much is the cheapest flight to Diepoldsau?

Prices were available within the past 7 days and start at $499 for one-way flights and $571 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Peoples Viennaline
Wed, Jun 3 - Tue, Jun 9
VIE
Vienna
ACH
Altenrhein
$571 Roundtrip, found 6 days ago
$571
Roundtrip
found 6 days ago
Select Peoples Viennaline flight, departing Wed, Jun 3 from Vienna to Altenrhein, returning Tue, Jun 9, priced at $571 found 6 days ago
Peoples Viennaline
Thu, Feb 12 - Sun, Feb 15
VIE
Vienna
ACH
Altenrhein
$616 Roundtrip, found 13 hours ago
$616
Roundtrip
found 13 hours ago
Select Peoples Viennaline flight, departing Thu, Feb 12 from Vienna to Altenrhein, returning Sun, Feb 15, priced at $616 found 13 hours ago
Peoples Viennaline
Wed, Jun 3 - Tue, Jun 9
VIE
Vienna
ACH
Altenrhein
$618 Roundtrip, found 6 days ago
$618
Roundtrip
found 6 days ago
Select Peoples Viennaline flight, departing Wed, Jun 3 from Vienna to Altenrhein, returning Tue, Jun 9, priced at $618 found 6 days ago

Find the cheapest month to fly from Columbus (CMH) to Zürich (ZRH)

November is typically the cheapest month to fly

From $454 - $1,273 per traveler.

Frequently asked questions

What month is the cheapest to fly to Diepoldsau?
Plan your trip for June if you're looking for a good price on your fare. It's the cheapest month to fly to Diepoldsau. Try to avoid traveling during peak periods such as major public holidays or during big events.
Which US cities fly direct to Diepoldsau?
To fly to Diepoldsau directly, select the "Direct flights only" box when you look for journeys on Expedia and we'll show you all the available options to compare.
How to find a cheap flight to Diepoldsau?
If you're searching for cheap flights to Diepoldsau, consider traveling outside of peak season. Booking as early as possible is also likely to save you money. Or, fly on a different day — flights on a Thursday are on average 16% cheaper than Sunday departures.* Opt to receive flight price alerts on the Expedia app and you'll be instantly notified as soon as fares 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 Diepoldsau?
Staying flexible about your plans might help you to secure last-minute offers on cheap flights to Diepoldsau. To see all the available options, consider looking at different ticket types, tweaking your Diepoldsau trip dates, jetting out of an alternative airport or going with another airline.
How far in advance should I book a flight to Diepoldsau?
Secure your flight to Diepoldsau two to four months ahead if you're flying in from an international destination. For domestic travel, the recommendation is around 28 days in advance. Lower fares and a greater choice of travel dates, schedules and seating options are just a few of the benefits of booking early.**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 Diepoldsau?
You can usually get cheap flights to Diepoldsau on Sundays. You can save about 8% on average compared to booking on a Friday, which is typically the most expensive day for tickets.**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.
Where do you fly into Diepoldsau?
The main airport to fly to Diepoldsau is Altenrhein (ACH-St. Gallen - Altenrhein). You can also touch down at Friedrichshafen - Lake Constance Airport (FDH) when flying to Diepoldsau.
How far is the airport from central Diepoldsau?
Landing at Altenrhein (ACH-St. Gallen - Altenrhein) puts you around 9 mi northwest of central Diepoldsau.
Can I save money by booking a Diepoldsau trip package?
You could potentially save hundreds of dollars if you lock in a Diepoldsau flight and hotel package deal on Expedia. And you'll save yourself hassle by having all your travel arrangements in one place. Try bundling your flight and hotel with add-ons like tours and activities for your own personalized Diepoldsau trip.
Can I change or cancel my flight to Diepoldsau?
It's often possible to change or cancel your flight to Diepoldsau. Many airlines let you cancel flights for free within 24 hours of making your booking. However, some flights are non-refundable, and airlines may issue you credit for a future trip in place of a direct refund. To get cheap flights to Diepoldsau with flexible change policies, pick the "Changes included" or "No cancel fee" filters during your search. Want more information? Check out our Customer Service Portal.

Book with confidence

Tips to find the cheapest flights to Diepoldsau

The cheapest day to fly

Get started finding a cheap flight to Diepoldsau 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 Diepoldsau. 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 Diepoldsau. 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 Diepoldsau, 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 Diepoldsau

The lowest price for round-trip flights to Diepoldsau in 2026 starts from from $571, while one-way tickets start from from $499. 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 Diepoldsau. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Diepoldsau

Peoples Viennaline are just some of the airlines that can typically offer cheap tickets to Diepoldsau. 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 Diepoldsau and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Diepoldsau, 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 Diepoldsau. 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 Diepoldsau 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 Diepoldsau

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 Diepoldsau.

Stopover savings

The cheapest tickets to Diepoldsau are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Diepoldsau. 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 Diepoldsau 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 Diepoldsau. Simply download the free Expedia app to your smart device and activate Diepoldsau 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 Diepoldsau. 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 Diepoldsau

Travel information

Destination airport
St. Gallen - Altenrhein
Destination airport IATA code
ACH
Destination city name
Altenrhein
Roundtrip price
$571
*Available to One Key members.