$503+ Cheap flights from St. Louis (STL) to Belgrade (BEG)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BEG
Jul 21 — Jul 281
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Belgrade
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Best
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Cheapest flights from St. Louis to BelgradeExplore 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 June 21, 2026.
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 June 21, 2026.
This oojo deal was found by Cheapflights users on 6/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:40 pm
STL
- BEG
1 stop14h 10m
Lufthansa
Wed 11/116:15 am
BEG
- STL
1 stop14h 30m
Lufthansa
Deal found 6/19![Lufthansa logo]()
$727
This Gotogate deal was found by Cheapflights users on 6/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:15 pm
STL
- BEG
2 stops14h 30m
Multiple Airlines
Wed 11/116:15 am
BEG
- STL
1 stop14h 30m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$730
This Justfly.com deal was found by Cheapflights users on 6/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/291:08 pm
STL
- BEG
2 stops21h 02m
Multiple Airlines
Tue 1/56:20 pm
BEG
- STL
2 stops30h 46m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$801
This Justfly.com deal was found by Cheapflights users on 6/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/291:08 pm
STL
- BEG
2 stops21h 02m
Lufthansa
Tue 1/51:40 pm
BEG
- STL
1 stop31h 05m
Lufthansa
Deal found 6/19![Lufthansa logo]()
$817
This FlightHub deal was found by Cheapflights users on 6/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:28 pm
STL
- BEG
2 stops21h 02m
Lufthansa
Wed 9/301:05 pm
BEG
- STL
2 stops15h 16m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$840
This oojo deal was found by Cheapflights users on 6/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:30 pm
STL
- BEG
1 stop14h 15m
Lufthansa
Wed 9/166:10 am
BEG
- STL
1 stop14h 15m
Lufthansa
Deal found 6/19![Lufthansa logo]()
$842
This Air Canada deal was found by Cheapflights users on 6/19. 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.
Sun 8/2312:10 pm
STL
- BEG
2 stops21h 20m
Air Canada
Fri 9/181:05 pm
BEG
- STL
2 stops36h 36m
Air Canada
Deal found 6/19![Air Canada logo]()
$845
This Delta deal was found by Cheapflights users on 6/19. 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.
Mon 8/2411:13 am
STL
- BEG
2 stops17h 42m
Delta
Tue 9/156:15 am
BEG
- STL
2 stops24h 05m
Delta
Deal found 6/19![Delta logo]()
$852
This FlightHub deal was found by Cheapflights users on 6/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:10 pm
STL
- BEG
2 stops21h 20m
Multiple Airlines
Tue 9/156:20 am
BEG
- STL
1 stop14h 05m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$853
This Air Canada deal was found by Cheapflights users on 6/19. 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.
Wed 8/2612:10 pm
STL
- BEG
2 stops20h 55m
Air Canada
Tue 9/151:10 pm
BEG
- STL
2 stops36h 31m
Air Canada
Deal found 6/19![Air Canada logo]()
$855
Best flights from St. Louis to BelgradeDiscover carefully curated flight deals from St. Louis to Belgrade that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
Discover carefully curated flight deals from St. Louis to Belgrade that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
This FlightHub deal was found by Cheapflights users on 6/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:28 pm
STL
- BEG
2 stops21h 02m
Lufthansa
Wed 9/301:05 pm
BEG
- STL
2 stops15h 16m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$840
This United Airlines deal was found by Cheapflights users on 6/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/233:30 pm
STL
- BEG
1 stop17h 40m
United Airlines
Fri 9/185:50 am
BEG
- STL
2 stops19h 51m
United Airlines
Deal found 6/19![United Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 6/19. 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 8/286:25 pm
STL
- BEG
2 stops21h 30m
Delta
Thu 9/176:15 am
BEG
- STL
2 stops17h 55m
Delta
Deal found 6/19![Delta logo]()
$961
This United Airlines deal was found by Cheapflights users on 6/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:30 pm
STL
- BEG
1 stop14h 25m
United Airlines
Fri 9/181:20 pm
BEG
- STL
2 stops36h 21m
United Airlines
Deal found 6/19![United Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 6/19. 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 8/286:25 pm
STL
- BEG
2 stops21h 30m
Delta
Wed 9/166:15 am
BEG
- STL
2 stops17h 55m
Delta
Deal found 6/19![Delta logo]()
$961
This United Airlines deal was found by Cheapflights users on 6/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:30 pm
STL
- BEG
1 stop14h 15m
United Airlines
Sat 9/194:50 pm
BEG
- STL
1 stop27h 35m
United Airlines
Deal found 6/19![United Airlines logo]()
$941
This Delta deal was found by Cheapflights users on 6/19. 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 8/286:25 pm
STL
- BEG
2 stops21h 30m
Delta
Mon 9/1412:35 pm
BEG
- STL
2 stops35h 35m
Delta
Deal found 6/19![Delta logo]()
$961
Last-minute flights from St. Louis to BelgradeDiscover last-minute flight deals from St. Louis to Belgrade. Data last updated June 21, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Belgrade. Data last updated June 21, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 6/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/251:13 pm
STL
- BEG
2 stops16h 12m
Lufthansa
Thu 7/21:10 pm
BEG
- STL
2 stops17h 19m
Lufthansa
Deal found 6/20![Lufthansa logo]()
$1,368
This Gotogate deal was found by Cheapflights users on 6/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/252:15 pm
STL
- BEG
2 stops19h 10m
Multiple Airlines
Thu 7/24:50 pm
BEG
- STL
1 stop27h 35m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$1,379
This Air Canada deal was found by Cheapflights users on 6/20. 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.
Thu 6/251:20 pm
STL
- BEG
2 stops20h 05m
Air Canada
Thu 7/26:10 am
BEG
- STL
3 stops19h 03m
Air Canada
Deal found 6/20![Air Canada logo]()
$1,756
One-way flights from St. Louis to BelgradeSearch for one-way flight options from St. Louis to Belgrade. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
Search for one-way flight options from St. Louis to Belgrade. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/134:57 pm
STL
- BEG
3 stops46h 38m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$503
This Mytrip deal was found by Cheapflights users on 6/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:55 am
STL
- BEG
3 stops24h 40m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$608
This Gotogate deal was found by Cheapflights users on 6/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:55 am
STL
- BEG
2 stops20h 35m
Air Canada
Deal found 6/21![Air Canada logo]()
$654
This Gotogate deal was found by Cheapflights users on 6/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:55 am
STL
- BEG
2 stops20h 35m
Air Canada
Deal found 6/21![Air Canada logo]()
$655
This Gotogate deal was found by Cheapflights users on 6/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:30 pm
STL
- BEG
1 stop14h 15m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$660
This Flightnetwork deal was found by Cheapflights users on 6/21. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/133:30 pm
STL
- BEG
1 stop14h 25m
Lufthansa
Deal found 6/21![Lufthansa logo]()
$666
Find 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 June 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $727 (oojo) |
Popular in | June |
Cheapest in | November |
Average price | $1,348 |
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 June 21, 2026.
Use the filters below to find and compare flights from St. Louis to Belgrade that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Wed 9/9
12:28 pm-4:30 pm
2 stops21h 02m
Belgrade Nikola Tesla
Wed 9/30
1:05 pm-9:21 pm
2 stops15h 16m
$840
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Sun 8/23
3:30 pm-4:10 pm
1 stop17h 40m
Belgrade Nikola Tesla
Fri 9/18
5:50 am-6:41 pm
2 stops19h 51m
$864
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Mon 8/24
3:30 pm-12:55 pm
1 stop14h 25m
Belgrade Nikola Tesla
Fri 9/18
1:20 pm-6:41 pm
2 stops36h 21m
$864
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Wed 8/26
3:30 pm-12:45 pm
1 stop14h 15m
Belgrade Nikola Tesla
Sat 9/19
4:50 pm-1:25 pm
1 stop27h 35m
$941
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Fri 8/28
6:25 pm-10:55 pm
2 stops21h 30m
Belgrade Nikola Tesla
Thu 9/17
6:15 am-5:10 pm
2 stops17h 55m
$961
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Fri 8/28
6:25 pm-10:55 pm
2 stops21h 30m
Belgrade Nikola Tesla
Wed 9/16
6:15 am-5:10 pm
2 stops17h 55m
$961
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Fri 8/28
6:25 pm-10:55 pm
2 stops21h 30m
Belgrade Nikola Tesla
Mon 9/14
12:35 pm-5:10 pm
2 stops35h 35m
$961
Cheapest one-way
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Wed 7/8
8:55 am-4:35 pm
3 stops24h 40m
$608
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Mon 7/13
8:55 am-12:30 pm
2 stops20h 35m
$654
St. LouisBelgrade
STL - BEG
STLBEG
Lambert-St Louis
Wed 7/8
8:55 am-12:30 pm
2 stops20h 35m
$655
Showing 1-10 of 12 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Belgrade flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Belgrade flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
STL-BEG
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
What is the cheapest month to book a flight from St. Louis to Belgrade?
Currently, November is the cheapest month in which you can book a flight from St. Louis to Belgrade (average of $630). Flying from St. Louis to Belgrade in June is currently the most expensive (average of $1,348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 June 21, 2026.
Peruse reviews from past customers who have flown with Lufthansa 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.
Comfort
6.8
Food
6.3
Entertainment
6.4
Overall
6.8
Boarding
7.0
Crew
7.6
Reviews
1 / 20
4.0
OkayAnonymous,May 2026
SFO - FRA
Comfort
6.8
Food
6.3
Entertainment
6.4
Overall
6.8
Boarding
7.0
Crew
7.6
Reviews
1 / 20
4.0
OkayAnonymous,May 2026
SFO - FRA
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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Other flights to Belgrade
Explore flights to Belgrade departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 21, 2026.
Complete your trip
Complete your trip to Belgrade by adding a car rental and/or hotel reservation to your travel itinerary.
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St. Louis and Belgrade flights
Browse other St. Louis and Belgrade flight options. Last updated on June 21, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on June 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from St. Louis to Belgrade
Discover the top airline 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 June 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$602 | Average$1,052 | FlexibilityNo cancel fee | On-time76% |