Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Serbia from $628

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 Serbia departing on 5/10. 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.

Find the cheapest flights from St. Louis to Serbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:55 am - 4:05 pm
STL
-
BEG
24h 10m
2 stops
Multiple Airlines Logo
11:05 am - 11:37 pm
BEG
-
STL
43h 32m
2 stops
$883Multiple Airlines
Wed, Jul 22 - Wed, Aug 19
Multiple Airlines Logo
2:15 pm - 4:10 pm
STL
-
BEG
18h 55m
2 stops
Multiple Airlines Logo
4:55 pm - 1:25 pm
BEG
-
STL
27h 30m
1 stop
$1,061Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
1:05 pm - 12:30 pm
STL
-
BEG
16h 25m
2 stops
Multiple Airlines Logo
9:15 am - 8:25 pm
BEG
-
STL
18h 10m
2 stops
$1,077Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Delta Logo
5:36 pm - 10:55 pm
STL
-
BEG
22h 19m
2 stops
Delta Logo
6:15 am - 5:05 pm
BEG
-
STL
17h 50m
2 stops
$1,092Delta
Wed, May 13 - Tue, May 26
Multiple Airlines Logo
1:05 pm - 10:25 am
STL
-
BEG
14h 20m
2 stops
Multiple Airlines Logo
6:20 am - 9:21 pm
BEG
-
STL
22h 01m
2 stops
$1,100Multiple Airlines
Wed, May 13 - Tue, May 26
Multiple Airlines Logo
1:05 pm - 10:25 am
STL
-
BEG
14h 20m
2 stops
Multiple Airlines Logo
2:00 pm - 1:25 pm
BEG
-
STL
30h 25m
1 stop
$1,109Multiple Airlines
Wed, May 13 - Tue, May 26
Multiple Airlines Logo
1:05 pm - 10:25 am
STL
-
BEG
14h 20m
2 stops
Multiple Airlines Logo
2:00 pm - 1:25 pm
BEG
-
STL
30h 25m
1 stop
$1,110Multiple Airlines
Wed, May 13 - Tue, May 26
Multiple Airlines Logo
7:05 am - 12:45 pm
STL
-
BEG
22h 40m
2 stops
Multiple Airlines Logo
2:10 pm - 1:25 pm
BEG
-
STL
30h 15m
1 stop
$1,125Multiple Airlines
Wed, May 27 - Mon, Jun 8
Austrian Airlines Logo
12:23 pm - 10:25 am
STL
-
BEG
15h 02m
2 stops
Austrian Airlines Logo
7:00 am - 11:35 pm
BEG
-
STL
23h 35m
2 stops
$1,137Austrian Airlines
Wed, May 27 - Mon, Jun 8
Austrian Airlines Logo
12:23 pm - 10:25 am
STL
-
BEG
15h 02m
2 stops
Austrian Airlines Logo
11:05 am - 11:35 pm
BEG
-
STL
43h 30m
2 stops
$1,147Austrian Airlines
Wed, May 27 - Sat, Jun 6

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

Delta flights from St. Louis to Serbia

Our best Delta deals on St. Louis to Serbia flight tickets
Delta
May 13
STL5:36 pmLambert-St Louis
22h 19m
2 stops
BEG10:55 pmBelgrade Nikola Tesla
May 26
BEG6:15 amBelgrade Nikola Tesla
17h 50m
2 stops
STL5:05 pmLambert-St Louis
$1,092
Delta
May 12
STL6:04 pmLambert-St Louis
21h 51m
2 stops
BEG10:55 pmBelgrade Nikola Tesla
Aug 5
BEG6:15 amBelgrade Nikola Tesla
21h 22m
2 stops
STL8:37 pmLambert-St Louis
$1,243

Air Canada flights from St. Louis to Serbia

Our best Air Canada deals on St. Louis to Serbia flight tickets
Air Canada
May 23
STL7:05 amLambert-St Louis
46h 40m
2 stops
BEG12:45 pmBelgrade Nikola Tesla
Jun 6
BEG1:05 pmBelgrade Nikola Tesla
30h 01m
2 stops
STL12:06 pmLambert-St Louis
$1,288
Air Canada
Jun 1
STL2:15 pmLambert-St Louis
42h 50m
2 stops
BEG4:05 pmBelgrade Nikola Tesla
Jul 24
BEG1:05 pmBelgrade Nikola Tesla
31h 57m
2 stops
STL2:02 pmLambert-St Louis
$1,320
Air Canada
Jun 1
STL2:15 pmLambert-St Louis
42h 50m
2 stops
BEG4:05 pmBelgrade Nikola Tesla
Jul 24
BEG6:15 amBelgrade Nikola Tesla
43h 27m
2 stops
STL6:42 pmLambert-St Louis
$1,409

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Serbia 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 April 27, 2026.
Use the filters below to find and compare flights from St. Louis to Serbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 7/22

8:55 am-4:05 pm

2 stops24h 10m

Belgrade Nikola Tesla

Wed 8/19

11:05 am-11:37 pm

2 stops43h 32m

$883

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Mon 6/8

2:15 pm-4:10 pm

2 stops18h 55m

Belgrade Nikola Tesla

Mon 6/15

4:55 pm-1:25 pm

1 stop27h 30m

$1,061
Quickest round-trip

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Mon 6/8

1:05 pm-12:30 pm

2 stops16h 25m

Belgrade Nikola Tesla

Mon 6/15

9:15 am-8:25 pm

2 stops18h 10m

$1,077

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 5/13

5:36 pm-10:55 pm

2 stops22h 19m

Belgrade Nikola Tesla

Tue 5/26

6:15 am-5:05 pm

2 stops17h 50m

$1,092

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 5/13

1:05 pm-10:25 am

2 stops14h 20m

Belgrade Nikola Tesla

Tue 5/26

6:20 am-9:21 pm

2 stops22h 01m

$1,100

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 5/13

1:05 pm-10:25 am

2 stops14h 20m

Belgrade Nikola Tesla

Tue 5/26

2:00 pm-1:25 pm

1 stop30h 25m

$1,109

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 5/13

1:05 pm-10:25 am

2 stops14h 20m

Belgrade Nikola Tesla

Tue 5/26

2:00 pm-1:25 pm

1 stop30h 25m

$1,110

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 5/27

7:05 am-12:45 pm

2 stops22h 40m

Belgrade Nikola Tesla

Mon 6/8

2:10 pm-1:25 pm

1 stop30h 15m

$1,125

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 5/27

12:23 pm-10:25 am

2 stops15h 02m

Belgrade Nikola Tesla

Mon 6/8

7:00 am-11:35 pm

2 stops23h 35m

$1,137

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 5/27

12:23 pm-10:25 am

2 stops15h 02m

Belgrade Nikola Tesla

Sat 6/6

11:05 am-11:35 pm

2 stops43h 30m

$1,147

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

See travel insights to Serbia from

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

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 Serbia?

The cheapest month to fly to Serbia from St. Louis is in January. Flight prices, which tend to average around $551, are often lower during this time because this is during the off-season. If you are unable to visit Serbia during the month of January, then departing from St. Louis during the month November is also very affordable. Most momondo users find prices during this month for around $554.

Cheap St. Louis to Serbia flight deals and tips

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

Fastest flight time

17h 43m

Direct flights

None
The fastest flight from St. Louis to Serbia takes 17h 43m
There are no direct flights from St. Louis to Serbia. There are no popular flight routes from St. Louis to Serbia.
Search flight deals

Frequently asked questions about flying from St. Louis to Serbia

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

    Prices for flights from Lambert-St Louis Airport to Serbia were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Serbia.

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

    The necessary travel and health documents for your Serbia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Serbia

Compare and see reviews for airlines that fly from St. Louis to Serbia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $602Free CancellationRating
6.8
7,956 reviews
Search Lufthansa flights
United AirlinesPriceFrom $624Free CancellationRating
7.4
9,668 reviews
Search United Airlines flights
KLMPriceFrom $749Free CancellationRating
7.8
1,508 reviews
Search KLM flights
DeltaPriceFrom $750Free CancellationRating
7.9
8,462 reviews
Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Serbia for you.

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

Yes. momondo allows you to filter the results for St. Louis to Serbia flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Serbia from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for St. Louis to Serbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Serbia 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
Wed 5/27
Wed 6/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Serbia

Popular cities in Serbia

Popular flights according to clicks in the last 7 days on momondo
Flights to Belgrade
Flights to Nišfrom $1,047