$523 Cheap Flights to St. Gallen

View $523 flight on Fri, Jul 10, 2026Opens in a new window

Popular airlines to St. Gallen

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

How much is the cheapest flight to St. Gallen?

Prices were available within the past 7 days and start at $523 for one-way flights and $630 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Peoples Viennaline
Mon, Aug 3 - Wed, Aug 5
VIE
Vienna
ACH
Altenrhein
$630 Roundtrip, found 1 day ago
$630
Roundtrip
found 1 day ago
Select Peoples Viennaline flight, departing Mon, Aug 3 from Vienna to Altenrhein, returning Wed, Aug 5, priced at $630 found 1 day ago
Peoples Viennaline
Fri, Sep 4 - Tue, Sep 8
VIE
Vienna
ACH
Altenrhein
$633 Roundtrip, found 5 days ago
$633
Roundtrip
found 5 days ago
Select Peoples Viennaline flight, departing Fri, Sep 4 from Vienna to Altenrhein, returning Tue, Sep 8, priced at $633 found 5 days ago
Peoples Viennaline
Mon, Aug 3 - Wed, Aug 5
VIE
Vienna
ACH
Altenrhein
$676 Roundtrip, found 1 day ago
$676
Roundtrip
found 1 day ago
Select Peoples Viennaline flight, departing Mon, Aug 3 from Vienna to Altenrhein, returning Wed, Aug 5, priced at $676 found 1 day ago
Peoples Viennaline
Wed, May 20 - Fri, May 22
VIE
Vienna
ACH
Altenrhein
$677 Roundtrip, found 17 hours ago
$677
Roundtrip
found 17 hours ago
Select Peoples Viennaline flight, departing Wed, May 20 from Vienna to Altenrhein, returning Fri, May 22, priced at $677 found 17 hours ago
Peoples Viennaline
Mon, Aug 17 - Fri, Aug 21
VIE
Vienna
ACH
Altenrhein
$680 Roundtrip, found 5 days ago
$680
Roundtrip
found 5 days ago
Select Peoples Viennaline flight, departing Mon, Aug 17 from Vienna to Altenrhein, returning Fri, Aug 21, priced at $680 found 5 days ago

Frequently asked questions

What month is the cheapest to fly to St. Gallen?
The cheapest month to fly to St. Gallen is August when demand is low. Off-peak months are often when you'll find cheap fares. To keep costs down, avoid flying during public and school holidays.
Which US cities fly direct to St. Gallen?
Pick from 11 US cities with direct flights to St. Gallen. When you book on Expedia, check the "Direct flights only" box to find nonstop options. Fly to St. Gallen from any of these top cities:

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

How to find a cheap flight to St. Gallen?
To lock in cheap flights to St. Gallen, book in advance and travel during the off-season months of January and March. Want an insider tip? Take off on a Thursday and save 16% on average compared to those who travel on a Sunday.* Set a price alert on the Expedia app and we'll notify you as soon as your 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 St. Gallen?
It's possible to get cheap deals on last-minute flights to St. Gallen, especially if your plans aren't set in stone. Consider jetting out of a different airport, changing your dates or selecting another airline to get a cheap flight to St. Gallen.
How far in advance should I book a flight to St. Gallen?
To pick up some of the best deals on domestic journeys, book your flight to St. Gallen 28 days ahead of your travel dates. For international flights, book between two and four months in advance. This boosts your chances of securing your preferred departure dates 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 St. Gallen?
You can generally find cheap flights to St. Gallen on a Sunday. You can save around 8% on average compared to those who book on a Friday, which is typically the most expensive day to book.**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 St. Gallen?
St. Gallen has connections to 163 airports globally through 52 carriers, with Zurich Airport (ZRH) as its chief entry point. Select from these top airlines to St. Gallen when booking your trip:

  • SWISS
  • Austrian
  • KLM
  • Lufthansa

Where do you fly into St. Gallen?
The main airport to fly to St. Gallen is Altenrhein (ACH-St. Gallen - Altenrhein). You can also touch down at Friedrichshafen - Lake Constance Airport (FDH) when flying to St. Gallen.
How far is the airport from central St. Gallen?
Arriving at Altenrhein (ACH-St. Gallen - Altenrhein) puts you about 9 mi northeast of the center of St. Gallen.
Can I save money by booking a St. Gallen trip package?
It's possible to save hundreds of dollars if you choose a St. Gallen flight and hotel package deal on Expedia. And you'll save time and hassle by having all your travel arrangements in the same place. Try bundling hotels and flights with extras such as car rentals and tours for your own customized St. Gallen vacation.
Can I change or cancel my flight to St. Gallen?
You can often cancel or change your flight to St. Gallen within 24 hours of booking. However, keep in mind that some fares are non-refundable. In those cases, you may be issued credit for future travel instead of a direct refund. Make sure you check the airline's terms and conditions in your itinerary for exact details. Use Expedia's "No cancel fee" or "Changes included" filters during your search to find cheap flights to St. Gallen with flexible change policies. For more information, visit our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
St. Gallen - Altenrhein
Destination airport IATA code
ACH
Destination city name
Altenrhein
Roundtrip price
$629

Explore a world of travel with Expedia