When did momondo last update prices for flights from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport?

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

How many operators does momondo search for flights from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport?

As of September 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport.

How old do you have to be to fly from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport?

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 Belgrade Nikola Tesla Airport.

What documentation or ID do you need to fly to Belgrade Nikola Tesla Airport?

The travel and health documents required for your trip to Belgrade Nikola Tesla Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belgrade Nikola Tesla Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$761 Cheap Flights from St. Louis to Belgrade in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Belgrade

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:00 pm - 11:50 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

27h 50m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

6:15 am - 1:45 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

14h 30m1 stop Frankfurt am Main

$761United Airlines

Tue, Mar 2 - Fri, Mar 5

1:00 pm - 11:50 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

27h 50m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

6:15 am - 1:45 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

14h 30m1 stop Frankfurt am Main

$762United Airlines

Tue, Mar 2 - Fri, Mar 5

8:33 am - 12:50 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

21h 17m2 stops Chicago O'Hare Intl Frankfurt am Main

6:15 am - 3:26 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

16h 11m2 stops Frankfurt am Main Toronto Pearson Intl

$769United Airlines

Tue, Mar 2 - Fri, Mar 5

8:25 am - 12:50 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

21h 25m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

1:40 pm - 3:26 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

32h 46m2 stops Frankfurt am Main Toronto Pearson Intl

$769United Airlines

Tue, Mar 2 - Fri, Mar 5

12:31 pm - 11:25 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

27h 54m2 stops Minneapolis St Paul Amsterdam Schiphol

12:35 pm - 11:18 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

41h 43m2 stops Amsterdam Schiphol Minneapolis St Paul

$793Delta

Sun, Dec 13 - Fri, Jan 8

6:45 pm - 11:25 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

21h 40m2 stops Minneapolis St Paul Amsterdam Schiphol

6:05 am - 8:37 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

21h 32m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$799Delta

Wed, Dec 23 - Thu, Jan 7

2:33 pm - 11:25 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

25h 52m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

6:05 am - 9:41 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

22h 36m2 stops Amsterdam Schiphol Salt Lake City

$799Delta

Sun, Dec 13 - Wed, Jan 6

6:03 am - 11:55 amSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

22h 52m2 stops Minneapolis St Paul Amsterdam Schiphol

12:35 pm - 9:41 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

40h 06m2 stops Amsterdam Schiphol Salt Lake City

$799Delta

Sun, Dec 13 - Tue, Jan 5

3:30 pm - 4:05 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

17h 35m1 stop Frankfurt am Main

6:15 am - 2:45 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

14h 30m1 stop Frankfurt am Main

$1,027Lufthansa

Wed, Oct 21 - Wed, Oct 28

3:40 pm - 12:50 pmSTL Lambert-St Louis-BEG Belgrade Nikola Tesla

14h 10m1 stop Frankfurt am Main

1:30 pm - 1:45 pmBEG Belgrade Nikola Tesla-STL Lambert-St Louis

55h 15m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,072Lufthansa

Sun, Dec 13 - Mon, Jan 4

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Air Canada flights from St. Louis to Belgrade

Our best Air Canada deals on St. Louis to Belgrade flight tickets

Air Canada

Dec 13

STL4:05 pmLambert-St Louis

37h 45m

2 stops

BEG12:50 pmBelgrade Nikola Tesla

Jan 4

BEG1:30 pmBelgrade Nikola Tesla

56h 56m

2 stops

STL3:26 pmLambert-St Louis

$1,015

Air Canada

Dec 14

STL4:05 pmLambert-St Louis

35h 20m

2 stops

BEG10:25 amBelgrade Nikola Tesla

Jan 4

BEG1:30 pmBelgrade Nikola Tesla

56h 56m

2 stops

STL3:26 pmLambert-St Louis

$1,094

Air Canada

Dec 16

STL1:15 pmLambert-St Louis

16h 30m

3 stops

BEG12:45 pmBelgrade Nikola Tesla

Jan 13

BEG6:50 amBelgrade Nikola Tesla

21h 57m

3 stops

STL9:47 pmLambert-St Louis

$1,183

Lufthansa flights from St. Louis to Belgrade

Our best Lufthansa deals on St. Louis to Belgrade flight tickets

Lufthansa

Oct 21

STL3:30 pmLambert-St Louis

17h 35m

1 stop

BEG4:05 pmBelgrade Nikola Tesla

Oct 28

BEG6:15 amBelgrade Nikola Tesla

14h 30m

1 stop

STL2:45 pmLambert-St Louis

$1,027

Lufthansa

Dec 13

STL3:40 pmLambert-St Louis

14h 10m

1 stop

BEG12:50 pmBelgrade Nikola Tesla

Jan 4

BEG1:30 pmBelgrade Nikola Tesla

55h 15m

2 stops

STL1:45 pmLambert-St Louis

$1,072

Lufthansa

Dec 16

STL3:40 pmLambert-St Louis

14h 10m

1 stop

BEG12:50 pmBelgrade Nikola Tesla

Jan 13

BEG6:15 amBelgrade Nikola Tesla

14h 30m

1 stop

STL1:45 pmLambert-St Louis

$1,116

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Tue 3/2

1:00 pm-11:50 pm

2 stops27h 50m

Belgrade Nikola Tesla

Fri 3/5

6:15 am-1:45 pm

1 stop14h 30m

$761

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Tue 3/2

1:00 pm-11:50 pm

2 stops27h 50m

Belgrade Nikola Tesla

Fri 3/5

6:15 am-1:45 pm

1 stop14h 30m

$762

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Tue 3/2

8:33 am-12:50 pm

2 stops21h 17m

Belgrade Nikola Tesla

Fri 3/5

6:15 am-3:26 pm

2 stops16h 11m

$769

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Tue 3/2

8:25 am-12:50 pm

2 stops21h 25m

Belgrade Nikola Tesla

Fri 3/5

1:40 pm-3:26 pm

2 stops32h 46m

$769

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Sun 12/13

12:31 pm-11:25 pm

2 stops27h 54m

Belgrade Nikola Tesla

Fri 1/8

12:35 pm-11:18 pm

2 stops41h 43m

$793

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Wed 12/23

6:45 pm-11:25 pm

2 stops21h 40m

Belgrade Nikola Tesla

Thu 1/7

6:05 am-8:37 pm

2 stops21h 32m

$799

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Sun 12/13

2:33 pm-11:25 pm

2 stops25h 52m

Belgrade Nikola Tesla

Wed 1/6

6:05 am-9:41 pm

2 stops22h 36m

$799

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Sun 12/13

6:03 am-11:55 am

2 stops22h 52m

Belgrade Nikola Tesla

Tue 1/5

12:35 pm-9:41 pm

2 stops40h 06m

$799

Quickest round-trip

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Wed 10/21

3:30 pm-4:05 pm

1 stop17h 35m

Belgrade Nikola Tesla

Wed 10/28

6:15 am-2:45 pm

1 stop14h 30m

$1,027

St. LouisBelgrade

STL Lambert-St Louis - BEG Belgrade Nikola Tesla

STLBEG

Lambert-St Louis

Sun 12/13

3:40 pm-12:50 pm

1 stop14h 10m

Belgrade Nikola Tesla

Mon 1/4

1:30 pm-1:45 pm

2 stops55h 15m

$1,072

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 typical price of a round-trip flight between St. Louis and Belgrade?

Prices are currently low for flights on this route.

Typical prices usually range from $852 to $905.
The lowest price recently found on this route was $761.

What is the cheapest month to fly to Belgrade?

The month of December is, on average, the cheapest month to fly to Belgrade from St. Louis, with most prices found around $0. If you are unable to visit Belgrade during the month of December, then departing from St. Louis during the month November is also very affordable. Most momondo users find prices during this month for around $630.

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

You could potentially save up to 30% on your flight if you consider stops on a St. Louis to Belgrade flight.

When to book flights from St. Louis to Belgrade

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Belgrade according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap St. Louis to Belgrade (STL to BEG) flight deals and tips

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

Best Price Found	$761
Fastest flight time	16h 31m
Direct flights	None

The best flight deal from St. Louis to Belgrade found on momondo in the last 72 hours is $761

The fastest flight from St. Louis to Belgrade takes 16h 31m

There are no direct flights from St. Louis to Belgrade. There are no popular flight routes from St. Louis to Belgrade.

Search flight deals

Frequently asked questions about flying from St. Louis to Belgrade

How far is Lambert-St Louis to Belgrade Nikola Tesla by plane?
There are 5237.0 mi between Lambert-St Louis and Belgrade Nikola Tesla. Flights usually cover this in 16h 31m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport?
Prices for flights from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport?
As of September 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport.
How old do you have to be to fly from Lambert-St Louis Airport to Belgrade Nikola Tesla Airport?
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 Belgrade Nikola Tesla Airport.
What documentation or ID do you need to fly to Belgrade Nikola Tesla Airport?
The travel and health documents required for your trip to Belgrade Nikola Tesla Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belgrade Nikola Tesla Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from St. Louis to Belgrade?
Based on momondo bookings for flights between St. Louis and Belgrade, the leading airline is Lufthansa, making up 100% of the total bookings.

Best airlines flying from St. Louis to Belgrade

Compare and see reviews for airlines that fly from St. Louis to Belgrade with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $630	Free Cancellation	Rating 6.8 8,216 reviews		Search Lufthansa flights

Subotica

Novi Sad

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

momondo does allow users to show only those flights to Belgrade from St. Louis which offer a flexible booking policy as well as other useful filters and features.

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Once all potential St. Louis to Belgrade flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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Of course. momondo tracks the price of St. Louis to Belgrade flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from St. Louis to Belgrade from $761

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Belgrade departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from St. Louis to Belgrade

Our best Air Canada deals on St. Louis to Belgrade flight tickets

Lufthansa flights from St. Louis to Belgrade

Our best Lufthansa deals on St. Louis to Belgrade flight tickets

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

What is the typical price of a round-trip flight between St. Louis and Belgrade?

What is the cheapest month to fly to Belgrade?

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

When to book flights from St. Louis to Belgrade

Cheap St. Louis to Belgrade (STL to BEG) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from St. Louis to Belgrade

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Compare and see reviews for airlines that fly from St. Louis to Belgrade with momondo

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An easier way to manage your Belgrade trip

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