Cheap Flights from Altenrhein (ACH) to Prague (PRG)

Popular airlines from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG)

Frequently asked questions

How much does a flight from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG) cost?
Secure a cheap one-way flight or cheap return flight from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG)?
Traveling in can help you save, as it's the cheapest month for flights between ACH and PRG. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG)?
To find the cheapest airline flying from ACH to PRG, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG)?
Nonstop flights from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ACH to PRG?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG)?
Book a flight from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG) that leaves before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG) last-minute?
Last-minute bookings from ACH to PRG are usually more expensive. To secure the lowest rates, start looking for flights as soon as possible. That being said, if you're flexible with your travel plans, it's possible to find a cheap fare just before your departure.
Is it cheaper to book an ACH to PRG flight and hotel package?
Compared with arranging flights and hotels separately, booking an ACH to PRG flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of travel planning. Just secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Altenrhein (ACH-St. Gallen - Altenrhein) to Vaclav Havel Airport (PRG)?
In most cases, you can modify or cancel your ACH to PRG flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need more details, head to our Customer Service portal.

Travel information

Origin airport
St. Gallen - Altenrhein
Destination airport
Vaclav Havel
Distance
280 mi

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Altenrhein to Prague Flights

The cheapest times to fly from Altenrhein to Prague

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Altenrhein to Prague are during the month of . You can find some of the cheapest flights from Altenrhein to Prague with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Altenrhein to Prague

Sunday is one of the best days to book for cheap flights from Altenrhein to Prague: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Altenrhein to Prague

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Altenrhein to Prague in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Altenrhein to Prague flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Altenrhein to Prague airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

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

 

Altenrhein to Prague Flights

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*Available to One Key members.