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Cheap flights from Austria to St. Louis from $462

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austria to St. Louis departing on 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Austria to St. Louis

Recent round-trip flight deals from Austria to St. Louis

Enter your travel dates to find the best prices.
British Airways Logo
11:45 am - 11:20 pm
VIE
-
STL
18h 35m
2 stops
British Airways Logo
9:40 pm - 6:35 pm
STL
-
VIE
13h 55m
1 stop
$899British Airways
Sat, Oct 3 - Sun, Oct 18
British Airways Logo
11:45 am - 11:20 pm
VIE
-
STL
18h 35m
2 stops
British Airways Logo
6:51 pm - 8:10 pm
STL
-
VIE
18h 19m
2 stops
$902British Airways
Sat, Oct 3 - Sun, Oct 18
Lufthansa Logo
8:00 am - 1:25 pm
VIE
-
STL
12h 25m
1 stop
Lufthansa Logo
1:13 pm - 12:35 pm
STL
-
VIE
16h 22m
2 stops
$923Lufthansa
Fri, Jun 5 - Fri, Jun 12
Lufthansa Logo
8:50 am - 9:21 pm
VIE
-
STL
19h 31m
2 stops
Lufthansa Logo
1:13 pm - 12:35 pm
STL
-
VIE
16h 22m
2 stops
$932Lufthansa
Fri, Jun 5 - Fri, Jun 12
Lufthansa Logo
6:00 am - 3:46 pm
VIE
-
STL
16h 46m
2 stops
Lufthansa Logo
7:05 pm - 11:05 pm
STL
-
VIE
21h 00m
2 stops
$933Lufthansa
Fri, Jun 19 - Fri, Jun 26
Lufthansa Logo
8:00 am - 1:25 pm
VIE
-
STL
12h 25m
1 stop
Lufthansa Logo
3:30 pm - 3:05 pm
STL
-
VIE
16h 35m
1 stop
$939Lufthansa
Wed, Jul 1 - Tue, Jul 21
Multiple Airlines Logo
7:00 am - 1:25 pm
VIE
-
STL
13h 25m
1 stop
Multiple Airlines Logo
7:05 am - 9:45 am
STL
-
VIE
19h 40m
2 stops
$942Multiple Airlines
Fri, May 22 - Thu, May 28
United Airlines Logo
7:00 am - 1:25 pm
VIE
-
STL
13h 25m
1 stop
United Airlines Logo
6:01 am - 7:50 am
STL
-
VIE
18h 49m
1 stop
$949United Airlines
Wed, Jul 1 - Mon, Jul 20
United Airlines Logo
7:00 am - 1:25 pm
VIE
-
STL
13h 25m
1 stop
United Airlines Logo
6:00 am - 7:50 am
STL
-
VIE
18h 50m
1 stop
$950United Airlines
Fri, May 22 - Thu, May 28
United Airlines Logo
7:00 am - 1:25 pm
VIE
-
STL
13h 25m
1 stop
United Airlines Logo
6:00 am - 7:50 am
STL
-
VIE
18h 50m
1 stop
$951United Airlines
Fri, May 22 - Thu, May 28

Lufthansa flights from Austria to St. Louis

Our best Lufthansa deals on Austria to St. Louis flight tickets
Lufthansa
Jun 5
VIE8:00 amVienna Intl
12h 25m
1 stop
STL1:25 pmLambert-St Louis
Jun 12
STL1:13 pmLambert-St Louis
16h 22m
2 stops
VIE12:35 pmVienna Intl
$923
Lufthansa
Jun 5
VIE8:50 amVienna Intl
19h 31m
2 stops
STL9:21 pmLambert-St Louis
Jun 12
STL1:13 pmLambert-St Louis
16h 22m
2 stops
VIE12:35 pmVienna Intl
$932
Lufthansa
Jun 19
VIE6:00 amVienna Intl
16h 46m
2 stops
STL3:46 pmLambert-St Louis
Jun 26
STL7:05 pmLambert-St Louis
21h 00m
2 stops
VIE11:05 pmVienna Intl
$933

United Airlines flights from Austria to St. Louis

Our best United Airlines deals on Austria to St. Louis flight tickets
United Airlines
Jul 1
VIE7:00 amVienna Intl
13h 25m
1 stop
STL1:25 pmLambert-St Louis
Jul 20
STL6:01 amLambert-St Louis
18h 49m
1 stop
VIE7:50 amVienna Intl
$949
United Airlines
May 22
VIE7:00 amVienna Intl
13h 25m
1 stop
STL1:25 pmLambert-St Louis
May 28
STL6:00 amLambert-St Louis
18h 50m
1 stop
VIE7:50 amVienna Intl
$950
United Airlines
May 22
VIE7:00 amVienna Intl
13h 25m
1 stop
STL1:25 pmLambert-St Louis
May 28
STL6:00 amLambert-St Louis
18h 50m
1 stop
VIE7:50 amVienna Intl
$951

momondo Fare Finder

 
Customize your flight search to find flights from Austria to St. Louis 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 May 6, 2026.
Use the filters below to find and compare flights from Austria to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Sat 10/3

11:45 am-11:20 pm

2 stops18h 35m

Lambert-St Louis

Sun 10/18

9:40 pm-6:35 pm

1 stop13h 55m

$899

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Sat 10/3

11:45 am-11:20 pm

2 stops18h 35m

Lambert-St Louis

Sun 10/18

6:51 pm-8:10 pm

2 stops18h 19m

$902
Quickest round-trip

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 6/5

8:00 am-1:25 pm

1 stop12h 25m

Lambert-St Louis

Fri 6/12

1:13 pm-12:35 pm

2 stops16h 22m

$923

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 6/5

8:50 am-9:21 pm

2 stops19h 31m

Lambert-St Louis

Fri 6/12

1:13 pm-12:35 pm

2 stops16h 22m

$932

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 6/19

6:00 am-3:46 pm

2 stops16h 46m

Lambert-St Louis

Fri 6/26

7:05 pm-11:05 pm

2 stops21h 00m

$933

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Wed 7/1

8:00 am-1:25 pm

1 stop12h 25m

Lambert-St Louis

Tue 7/21

3:30 pm-3:05 pm

1 stop16h 35m

$939

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 5/22

7:00 am-1:25 pm

1 stop13h 25m

Lambert-St Louis

Thu 5/28

7:05 am-9:45 am

2 stops19h 40m

$942

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Wed 7/1

7:00 am-1:25 pm

1 stop13h 25m

Lambert-St Louis

Mon 7/20

6:01 am-7:50 am

1 stop18h 49m

$949

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 5/22

7:00 am-1:25 pm

1 stop13h 25m

Lambert-St Louis

Thu 5/28

6:00 am-7:50 am

1 stop18h 50m

$950

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 5/22

7:00 am-1:25 pm

1 stop13h 25m

Lambert-St Louis

Thu 5/28

6:00 am-7:50 am

1 stop18h 50m

$951

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

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 St. Louis?

In general, October is the cheapest month to fly from Austria to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of June is another great option to travel to St. Louis, with average flight prices from Austria averaging around $604.

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

You could potentially save up to 2% on your flight if you consider stops on a Austria to St. Louis flight.

Cheap Austria to St. Louis flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Austria to St. Louis takes 12h 25m
There are no direct flights from Austria to St. Louis. There are no popular flight routes from Austria to St. Louis.
Search flight deals

Frequently asked questions about flying from Austria to St. Louis

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

    Prices for flights from Austria to Lambert-St Louis Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austria to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport 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 Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Festus
Clayton
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austria to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Austria to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Austria to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Austria to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

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