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Cheap flights from Austria to St. Louis from $586

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 8/21. 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
1 adult, Economy, 0 bags

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.
Lufthansa Logo
6:00 am - 1:25 pm
VIE
-
STL
14h 25m
1 stop
Lufthansa Logo
3:30 pm - 11:45 am
STL
-
VIE
13h 15m
1 stop
$903Lufthansa
Mon, Jul 6 - Mon, Jul 13
Lufthansa Logo
6:00 am - 1:25 pm
VIE
-
STL
14h 25m
1 stop
Lufthansa Logo
7:05 pm - 8:30 pm
STL
-
VIE
18h 25m
2 stops
$906Lufthansa
Mon, Jul 6 - Mon, Jul 13
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
$932United Airlines
Mon, Jul 13 - Mon, Jul 20
Multiple Airlines Logo
6:00 am - 1:25 pm
VIE
-
STL
14h 25m
1 stop
Multiple Airlines Logo
12:23 pm - 11:45 am
STL
-
VIE
16h 22m
2 stops
$935Multiple Airlines
Mon, Jul 13 - Mon, Jul 20
Iberia Logo
7:45 pm - 11:32 pm
VIE
-
STL
34h 47m
2 stops
Iberia Logo
11:15 am - 10:55 pm
STL
-
VIE
28h 40m
2 stops
$936Iberia
Mon, Jul 6 - Mon, Jul 13
Multiple Airlines Logo
10:30 am - 11:29 pm
VIE
-
STL
19h 59m
2 stops
Multiple Airlines Logo
12:10 pm - 9:45 am
STL
-
VIE
14h 35m
2 stops
$952Multiple Airlines
Mon, Jul 13 - Mon, Jul 20
United Airlines Logo
6:45 am - 9:26 pm
VIE
-
STL
21h 41m
2 stops
United Airlines Logo
5:59 pm - 8:20 am
STL
-
VIE
31h 21m
2 stops
$992United Airlines
Fri, Jul 17 - Fri, Jul 24
Multiple Airlines Logo
6:00 am - 3:46 pm
VIE
-
STL
16h 46m
2 stops
Multiple Airlines Logo
1:13 pm - 10:10 am
STL
-
VIE
13h 57m
2 stops
$993Multiple Airlines
Fri, Jul 17 - Thu, Jul 23
Multiple Airlines Logo
8:00 am - 11:44 pm
VIE
-
STL
22h 44m
2 stops
Multiple Airlines Logo
8:55 am - 8:20 am
STL
-
VIE
16h 25m
1 stop
$997Multiple Airlines
Sat, Jul 18 - Sat, Jul 25
Multiple Airlines Logo
6:00 am - 2:23 pm
VIE
-
STL
15h 23m
2 stops
Multiple Airlines Logo
8:55 am - 8:20 am
STL
-
VIE
16h 25m
1 stop
$1,010Multiple Airlines
Fri, Jul 17 - Fri, Jul 24

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Delta flights from Austria to St. Louis

Our best Delta deals on Austria to St. Louis flight tickets
Delta
Jul 17
VIE7:00 amVienna Intl
17h 24m
2 stops
STL5:24 pmLambert-St Louis
Jul 24
STL9:24 amLambert-St Louis
18h 56m
2 stops
VIE11:20 amVienna Intl
$1,114
Delta
Jul 17
VIE7:00 amVienna Intl
17h 24m
2 stops
STL5:24 pmLambert-St Louis
Jul 24
STL9:24 amLambert-St Louis
18h 56m
2 stops
VIE11:20 amVienna Intl
$1,115
Delta
Jul 17
VIE7:00 amVienna Intl
17h 24m
2 stops
STL5:24 pmLambert-St Louis
Jul 24
STL9:24 amLambert-St Louis
18h 56m
2 stops
VIE11:20 amVienna Intl
$1,116

United Airlines flights from Austria to St. Louis

Our best United Airlines deals on Austria to St. Louis flight tickets
United Airlines
Jul 13
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
$932
United Airlines
Jul 17
VIE6:45 amVienna Intl
21h 41m
2 stops
STL9:26 pmLambert-St Louis
Jul 24
STL5:59 pmLambert-St Louis
31h 21m
2 stops
VIE8:20 amVienna Intl
$992
United Airlines
Jul 17
VIE6:45 amVienna Intl
21h 41m
2 stops
STL9:26 pmLambert-St Louis
Jul 24
STL8:55 amLambert-St Louis
16h 25m
1 stop
VIE8:20 amVienna Intl
$1,016

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 June 21, 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
Quickest round-trip

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Mon 7/6

6:00 am-1:25 pm

1 stop14h 25m

Lambert-St Louis

Mon 7/13

3:30 pm-11:45 am

1 stop13h 15m

$903

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Mon 7/6

6:00 am-1:25 pm

1 stop14h 25m

Lambert-St Louis

Mon 7/13

7:05 pm-8:30 pm

2 stops18h 25m

$906

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Mon 7/13

7:00 am-1:25 pm

1 stop13h 25m

Lambert-St Louis

Mon 7/20

6:01 am-7:50 am

1 stop18h 49m

$932

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Mon 7/13

6:00 am-1:25 pm

1 stop14h 25m

Lambert-St Louis

Mon 7/20

12:23 pm-11:45 am

2 stops16h 22m

$935

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Mon 7/6

7:45 pm-11:32 pm

2 stops34h 47m

Lambert-St Louis

Mon 7/13

11:15 am-10:55 pm

2 stops28h 40m

$936

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Mon 7/13

10:30 am-11:29 pm

2 stops19h 59m

Lambert-St Louis

Mon 7/20

12:10 pm-9:45 am

2 stops14h 35m

$952

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 7/17

6:45 am-9:26 pm

2 stops21h 41m

Lambert-St Louis

Fri 7/24

5:59 pm-8:20 am

2 stops31h 21m

$992

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 7/17

6:00 am-3:46 pm

2 stops16h 46m

Lambert-St Louis

Thu 7/23

1:13 pm-10:10 am

2 stops13h 57m

$993

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Sat 7/18

8:00 am-11:44 pm

2 stops22h 44m

Lambert-St Louis

Sat 7/25

8:55 am-8:20 am

1 stop16h 25m

$997

ViennaSt. Louis

VIE - STL

VIESTL

Vienna Intl

Fri 7/17

6:00 am-2:23 pm

2 stops15h 23m

Lambert-St Louis

Fri 7/24

8:55 am-8:20 am

1 stop16h 25m

$1,010

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 September is another great option to travel to St. Louis, with average flight prices from Austria averaging around $644.

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

You could potentially save up to 6% 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

19h 36m

Direct flights

None
The fastest flight from Austria to St. Louis takes 19h 36m
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
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
Collinsville
St. Peters
Alton
Wentzville
Farmington
Fenton
Clayton
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

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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