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Belgrade

$562+ Cheap flights from St. Louis (STL) to Belgrade (BEG)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BEG
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from St. Louis to Belgrade

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Belgrade (BEG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$562
(Delta)

Popular in

June

Cheapest in

November

Average price

$921
Provider with most accurate pricing for Lambert-St Louis-Belgrade Nikola Tesla flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Belgrade Nikola Tesla flights.
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From Lambert-St Louis to Belgrade Nikola Tesla
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Highest demand for flights based on searches. 14% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from St. Louis to Belgrade

Cheapest flights from St. Louis to Belgrade
Explore the most affordable flight options available from St. Louis to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:07 pmSTL - BEG
2 stops38h 48mDelta
Sun 12/76:05 amBEG - STL
2 stops21h 42mDelta
Deal found 10/29$562
This Cheapflightsfares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:43 pmSTL - BEG
2 stops15h 12mLufthansa
Fri 11/281:30 pmBEG - STL
2 stops17h 12mLufthansa
Deal found 10/29$747
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:05 amSTL - BEG
2 stops21h 50mDelta
Fri 11/286:05 amBEG - STL
2 stops24h 18mDelta
Deal found 10/30$767
This Air Canada deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:05 pmSTL - BEG
2 stops35h 25mMultiple Airlines
Fri 11/286:15 amBEG - STL
3 stops22h 25mMultiple Airlines
Deal found 10/30$967
This Lufthansa deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:50 pmSTL - BEG
1 stop14h 00mLufthansa
Sun 12/76:15 amBEG - STL
1 stop14h 40mLufthansa
Deal found 10/29$992
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:40 amSTL - BEG
2 stops22h 15mDelta
Fri 11/286:05 amBEG - STL
2 stops24h 18mDelta
Deal found 10/29$1,687
This Ovago deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:43 pmSTL - BEG
2 stops35h 02mLufthansa
Fri 11/286:15 amBEG - STL
1 stop14h 40mLufthansa
Deal found 10/29$2,218
This Air Canada deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:31 pmSTL - BEG
3 stops17h 14mAir Canada
Fri 11/286:15 amBEG - STL
3 stops22h 25mAir Canada
Deal found 10/30$3,638

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Belgrade 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from St. Louis to Belgrade that are best for you.

Fly from

St. Louis

Fly to

Belgrade

Route

Depart

Return

Price

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Wed 12/3

2:07 pm-11:55 am

2 stops38h 48m

Belgrade Nikola Tesla

Sun 12/7

6:05 am-8:47 pm

2 stops21h 42m

$562

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Sun 1/4

3:50 pm-12:50 pm

1 stop14h 00m

Belgrade Nikola Tesla

Tue 1/20

1:30 pm-11:59 pm

2 stops17h 29m

$665

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 1/2

3:50 pm-12:55 pm

1 stop14h 05m

Belgrade Nikola Tesla

Wed 1/21

6:15 am-1:55 pm

1 stop14h 40m

$710

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Mon 1/5

6:35 pm-11:50 pm

2 stops22h 15m

Belgrade Nikola Tesla

Wed 1/21

6:15 am-1:55 pm

1 stop14h 40m

$722

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 11/14

6:43 pm-4:55 pm

2 stops15h 12m

Belgrade Nikola Tesla

Fri 11/28

1:30 pm-11:42 pm

2 stops17h 12m

$747

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Fri 11/14

7:05 am-11:55 am

2 stops21h 50m

Belgrade Nikola Tesla

Fri 11/28

6:05 am-11:23 pm

2 stops24h 18m

$767

St. LouisBelgrade

STL - BEG

STLBEG

Lambert-St Louis

Sat 1/3

6:35 pm-12:50 pm

2 stops35h 15m

Belgrade Nikola Tesla

Tue 1/20

1:50 pm-1:55 pm

1 stop31h 05m

$886

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Compare providers for flights from St. Louis to Belgrade

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Belgrade in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Belgrade flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Belgrade flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Belgrade flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Belgrade flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Belgrade flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Belgrade

Have a flexible travel schedule? Discover the best time to fly to Belgrade from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Belgrade

How much does it cost to fly round-trip from St. Louis to Belgrade?

Reviews of airlines servicing Belgrade

Get insights into the airlines that provide service to Belgrade. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgrade. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and Air Canada from St. Louis to Belgrade to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,406 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,382 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,542 reviews
Delta
7.9
Good
7,998 reviews

Overall

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Belgrade. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Belgrade?

    Delta and Lufthansa can get you from St. Louis to Belgrade in just under 14h. Your travel time can differ by up to 24h 48m. The distance from St. Louis to Belgrade is about 5231 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from St. Louis to Belgrade round-trip?

    Lufthansa, at $567, was found to be the cheapest airline from St. Louis to Belgrade.Alternate airlines to your destination round-trip include Air Canada and Delta. Lufthansa is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from St. Louis to Belgrade that include hotel bookings?

    Yes. In addition to deals on St. Louis to Belgrade flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Belgrade?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Belgrade.

  • Can I find deals for business class flights from St. Louis to Belgrade?

    Yes. Cheapflights offers flight deals from St. Louis to Belgrade by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for St. Louis to Belgrade

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Belgrade flights

Top 4 airlines flying from St. Louis to Belgrade

Discover the top 4 airlines that operate flights from St. Louis to Belgrade. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$567Average$1,096FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$574Average$1,057FlexibilityNo cancel feeOn-time67%
DeltaCheapest$696Average$776FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$747Average$865FlexibilityNo cancel feeOn-time75%

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