Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Austria from $359

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Austria departing on 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from St. Louis to Austria

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
3:30 pm - 10:45 am
STL
-
VIE
12h 15m
1 stop
Lufthansa Logo
7:00 am - 7:27 pm
VIE
-
STL
19h 27m
2 stops
$744Lufthansa
dom, apr 19 - mar, mag 5
Lufthansa Logo
3:30 pm - 11:45 am
STL
-
VIE
13h 15m
1 stop
Lufthansa Logo
1:20 pm - 10:56 pm
VIE
-
STL
16h 36m
2 stops
$749Lufthansa
dom, apr 19 - mar, mag 5
Air Canada Logo
4:05 pm - 2:15 pm
STL
-
VIE
15h 10m
2 stops
Air Canada Logo
6:00 am - 8:25 pm
VIE
-
STL
21h 25m
2 stops
$764Air Canada
dom, apr 19 - mar, mag 5
Air Canada Logo
4:05 pm - 2:55 pm
STL
-
VIE
15h 50m
2 stops
Air Canada Logo
7:00 am - 8:09 pm
VIE
-
STL
20h 09m
2 stops
$765Air Canada
dom, apr 19 - mar, mag 5
Multiple Airlines Logo
3:30 pm - 12:35 pm
STL
-
VIE
14h 05m
1 stop
Multiple Airlines Logo
11:00 am - 8:25 pm
VIE
-
STL
16h 25m
1 stop
$769Multiple Airlines
dom, apr 19 - mar, mag 5
Multiple Airlines Logo
3:30 pm - 10:45 am
STL
-
VIE
12h 15m
1 stop
Multiple Airlines Logo
11:00 am - 8:25 pm
VIE
-
STL
16h 25m
1 stop
$771Multiple Airlines
dom, apr 19 - mar, mag 5
Multiple Airlines Logo
7:09 pm - 10:35 pm
STL
-
SZG
20h 26m
2 stops
Multiple Airlines Logo
6:00 am - 8:25 pm
SZG
-
STL
21h 25m
2 stops
$793Multiple Airlines
mar, mag 5 - mar, mag 12
Air Canada Logo
2:15 pm - 12:20 pm
STL
-
VIE
15h 05m
2 stops
Air Canada Logo
11:00 am - 8:25 pm
VIE
-
STL
16h 25m
1 stop
$794Air Canada
lun, mag 4 - lun, mag 11
Lufthansa Logo
7:09 pm - 6:05 pm
STL
-
SZG
15h 56m
2 stops
Lufthansa Logo
2:25 pm - 1:25 pm
SZG
-
STL
30h 00m
1 stop
$822Lufthansa
mar, mag 5 - mar, mag 12
Lufthansa Logo
12:23 pm - 1:25 pm
STL
-
SZG
18h 02m
2 stops
Lufthansa Logo
6:00 am - 9:26 pm
SZG
-
STL
22h 26m
2 stops
$1,183Lufthansa
gio, lug 23 - dom, ago 2

Scandinavian Airlines flights from St. Louis to Austria

Our best Scandinavian Airlines deals on St. Louis to Austria flight tickets
Scandinavian Airlines
Aug 17
STL3:42 pmLambert-St Louis
34h 53m
2 stops
VIE9:35 amVienna Intl
Aug 26
VIE8:00 pmVienna Intl
31h 50m
2 stops
STL8:50 pmLambert-St Louis
$946
Scandinavian Airlines
Aug 17
STL3:42 pmLambert-St Louis
34h 53m
2 stops
VIE9:35 amVienna Intl
Aug 29
VIE8:00 pmVienna Intl
31h 50m
2 stops
STL8:50 pmLambert-St Louis
$996

Lufthansa flights from St. Louis to Austria

Our best Lufthansa deals on St. Louis to Austria flight tickets
Lufthansa
Apr 19
STL3:30 pmLambert-St Louis
12h 15m
1 stop
VIE10:45 amVienna Intl
May 5
VIE7:00 amVienna Intl
19h 27m
2 stops
STL7:27 pmLambert-St Louis
$744
Lufthansa
Apr 19
STL3:30 pmLambert-St Louis
13h 15m
1 stop
VIE11:45 amVienna Intl
May 5
VIE1:20 pmVienna Intl
16h 36m
2 stops
STL10:56 pmLambert-St Louis
$749
Lufthansa
May 5
STL7:09 pmLambert-St Louis
15h 56m
2 stops
SZG6:05 pmSalzburg W.A. Mozart
May 12
SZG2:25 pmSalzburg W.A. Mozart
30h 00m
1 stop
STL1:25 pmLambert-St Louis
$822

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Austria that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated marzo 24, 2026.
Use the filters below to find and compare flights from St. Louis to Austria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

dom 4/19

3:30 pm-10:45 am

1 stop12h 15m

Vienna Intl

mar 5/5

7:00 am-7:27 pm

2 stops19h 27m

$744

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

dom 4/19

3:30 pm-11:45 am

1 stop13h 15m

Vienna Intl

mar 5/5

1:20 pm-10:56 pm

2 stops16h 36m

$749

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

dom 4/19

4:05 pm-2:15 pm

2 stops15h 10m

Vienna Intl

mar 5/5

6:00 am-8:25 pm

2 stops21h 25m

$764

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

dom 4/19

4:05 pm-2:55 pm

2 stops15h 50m

Vienna Intl

mar 5/5

7:00 am-8:09 pm

2 stops20h 09m

$765

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

dom 4/19

3:30 pm-12:35 pm

1 stop14h 05m

Vienna Intl

mar 5/5

11:00 am-8:25 pm

1 stop16h 25m

$769
Quickest round-trip

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

dom 4/19

3:30 pm-10:45 am

1 stop12h 15m

Vienna Intl

mar 5/5

11:00 am-8:25 pm

1 stop16h 25m

$771

St. LouisSalzburg

STL - SZG

STLSZG

Lambert-St Louis

mar 5/5

7:09 pm-10:35 pm

2 stops20h 26m

Salzburg W.A. Mozart

mar 5/12

6:00 am-8:25 pm

2 stops21h 25m

$793

St. LouisVienna

STL - VIE

STLVIE

Lambert-St Louis

lun 5/4

2:15 pm-12:20 pm

2 stops15h 05m

Vienna Intl

lun 5/11

11:00 am-8:25 pm

1 stop16h 25m

$794

St. LouisSalzburg

STL - SZG

STLSZG

Lambert-St Louis

mar 5/5

7:09 pm-6:05 pm

2 stops15h 56m

Salzburg W.A. Mozart

mar 5/12

2:25 pm-1:25 pm

1 stop30h 00m

$822

St. LouisSalzburg

STL - SZG

STLSZG

Lambert-St Louis

gio 7/23

12:23 pm-1:25 pm

2 stops18h 02m

Salzburg W.A. Mozart

dom 8/2

6:00 am-9:26 pm

2 stops22h 26m

$1,183

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Austria from

How to get the cheapest flight ticket from St. Louis to Austria

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Austria?

In general, February is the cheapest month to fly from St. Louis to Austria. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $523. If you are unable to visit Austria during the month of February, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $613.

Can stopping save me money on St. Louis to Austria flights?

You could potentially save up to 19% on your flight if you consider stops on a St. Louis to Austria flight.

Cheap St. Louis to Austria flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Austria

Fastest flight time

13h 17m

Direct flights

None
The fastest flight from St. Louis to Austria takes 13h 17m
There are no direct flights from St. Louis to Austria. There are no popular flight routes from St. Louis to Austria.
Search flight deals

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Austria?

    Prices for flights from Lambert-St Louis Airport to Austria refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Austria?

  • How old do you have to be to fly from Lambert-St Louis Airport to Austria?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Austria.

  • What documentation or ID do you need to fly to Austria?

    The required travel and health documents for your Austria trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Austria. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from St. Louis to Austria

Compare and see reviews for airlines that fly from St. Louis to Austria with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $503Free CancellationRating
6.8
7,864 reviews
Search Lufthansa flights
United AirlinesPriceFrom $555Free CancellationRating
7.4
9,469 reviews
Search United Airlines flights
Air CanadaPriceFrom $645Free CancellationRating
7.1
10,836 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Austria?

It is quick and easy to find St. Louis to Austria flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Austria that suits you.

Can I find flights from St. Louis to Austria with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Austria from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Austria?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Austria.

I’m not ready to book a flight from St. Louis to Austria right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Austria, momondo offers a useful price alert feature which will track prices for flights to Austria from St. Louis and alert you when they change.

An easier way to manage your Austria trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
gio 4/23
gio 4/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Austria

Popular cities in Austria

Popular flights according to clicks in the last 7 days on momondo
Flights to Viennafrom $470
Flights to Salzburgfrom $596
Flights to Innsbruckfrom $766
Flights to Klagenfurtfrom $811
Flights to Linzfrom $825