$471+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BEG
Nov 10 — Nov 171
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Belgrade with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Last-minute
One-way
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 October 11, 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 October 11, 2026.
This Gotogate deal was found by Cheapflights users on 10/6. 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.
Fri 11/63:40 pm -
1 stop14h 10m
Fri 11/206:15 am -
1 stop14h 30m
Deal found 10/6![Lufthansa logo]()
$840
This Gotogate deal was found by Cheapflights users on 10/6. 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.
Fri 11/64:05 pm -
2 stops14h 50m
Fri 11/206:15 am -
1 stop14h 30m
Deal found 10/6![Multiple Airlines logo]()
$850
This FlightHub deal was found by Cheapflights users on 10/7. 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.
Sun 11/226:50 pm -
2 stops35h 00m
Sun 12/66:00 pm -
2 stops35h 59m
Deal found 10/7![Lufthansa logo]()
$884
This Air Canada deal was found by Cheapflights users on 10/6. 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 11/224:05 pm -
2 stops37h 45m
Sun 12/66:15 am -
3 stops19h 01m
Deal found 10/6![Multiple Airlines logo]()
$905
This Delta deal was found by Cheapflights users on 10/6. 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 12/117:18 pm -
2 stops21h 07m
Mon 12/146:05 am -
2 stops25h 00m
Deal found 10/6![Delta logo]()
$976
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 October 11, 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 October 11, 2026.
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Tue 3/21:00 pm -
2 stops27h 50m
Fri 3/56:15 am -
1 stop14h 30m
Deal found 10/10![United Airlines logo]()
$753
Last-minute flights from St. Louis to BelgradeDiscover last-minute flight deals from St. Louis to Belgrade. Data last updated October 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Belgrade. Data last updated October 11, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 10/6. 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.
Fri 11/63:40 pm -
1 stop14h 10m
Fri 11/206:15 am -
1 stop14h 30m
Deal found 10/6![Lufthansa logo]()
$840
This Gotogate deal was found by Cheapflights users on 10/6. 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.
Fri 11/64:05 pm -
2 stops14h 50m
Fri 11/206:15 am -
1 stop14h 30m
Deal found 10/6![Multiple Airlines logo]()
$850
This FlightHub deal was found by Cheapflights users on 10/7. 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.
Sun 11/226:50 pm -
2 stops35h 00m
Sun 12/66:00 pm -
2 stops35h 59m
Deal found 10/7![Lufthansa logo]()
$884
This Air Canada deal was found by Cheapflights users on 10/6. 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 11/224:05 pm -
2 stops37h 45m
Sun 12/66:15 am -
3 stops19h 01m
Deal found 10/6![Multiple Airlines logo]()
$905
This Justfly.com deal was found by Cheapflights users on 10/6. 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.
Sun 11/229:40 am -
3 stops20h 10m
Sun 12/66:15 am -
3 stops20h 11m
Deal found 10/6![Air Canada logo]()
$982
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 October 11, 2026.
Search for one-way flight options from St. Louis to Belgrade. Find affordable one-way fares based on user searches. Data last updated October 11, 2026.
This Delta deal was found by Cheapflights users on 10/11. 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.
Sun 11/89:47 am -
2 stops30h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Delta logo]()
$471
This United Airlines deal was found by Cheapflights users on 10/10. 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 11/83:40 pm -
1 stop14h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![United Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 10/10. 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.
Sat 11/75:33 pm -
2 stops46h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Delta logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Wed 11/44:18 pm -
3 stops47h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 10/7. 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.
Sat 11/286:05 pm -
3 stops59h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 11/306:05 pm -
3 stops58h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 10/10. 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.
Sat 11/77:59 pm -
3 stops44h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$534
This Kiwi.com deal was found by Cheapflights users on 10/10. 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.
Thu 11/54:26 pm -
3 stops44h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Sun 11/83:40 pm -
3 stops22h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$552
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 October 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $753 (United Airlines) |
One-way from | $471 (Delta) |
Popular in | May |
Cheapest in | November |
Average price | $840 |
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 7,457,451 searches. Data last updated October 11, 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
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Sun 11/8
9:47 am-11:25 pm
2 stops30h 38m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$471
Quickest round-trip
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Sun 11/8
3:40 pm-12:50 pm
1 stop14h 10m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$477
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Sat 11/7
5:33 pm-11:25 pm
2 stops46h 52m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$483
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Wed 11/4
4:18 pm-10:30 pm
3 stops47h 12m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$487
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Sat 11/7
7:59 pm-11:25 pm
3 stops44h 26m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$534
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Sun 11/29
3:40 pm-12:50 pm
1 stop14h 10m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$564
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Sat 11/7
5:00 am-10:20 am
1 stop22h 20m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$566
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Mon 11/30
6:00 am-3:35 pm
2 stops50h 35m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$580
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Wed 11/4
3:40 pm-12:50 pm
1 stop14h 10m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$584
St. LouisBelgrade
STL Lambert-St Louis - BEG Belgrade Nikola Tesla
STLBEG
Lambert-St Louis
Mon 11/30
10:05 am-11:55 am
2 stops18h 50m
Belgrade Nikola Tesla
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$587
Showing 1-10 of 11 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| 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’s the top layover airport for flights from St. Louis to Belgrade?
Share of 1-stop round-trip flights from St. Louis to Belgrade chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from St. Louis to Belgrade on Cheapflights.
What’s the cheapest layover airport for flights from St. Louis to Belgrade?
Average round-trip fare for 1-stop flights from St. Louis to Belgrade, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $859.
What’s the fastest layover option from St. Louis to Belgrade?
Shortest average travel time for 1-stop one-way flights from St. Louis to Belgrade, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 14h 15m.
Which airport typically offers the quickest layover for flights from St. Louis to Belgrade?
Average layover duration for 1-stop one-way flights from St. Louis to Belgrade, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 2h 55m.
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 11, 2026.
Peruse reviews from past customers who have flown with United Airlines and 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.
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Food
6.7
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Food
6.7
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Food
6.7
Overall
7.4
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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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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 October 11, 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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Find flights from St. Louis to Belgrade, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Belgrade flights
Browse other St. Louis and Belgrade flight options. Last updated on October 11, 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 October 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from St. Louis to Belgrade
Discover the top 2 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 7,457,451 searches. Data last updated October 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$624 | Average$1,079 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$630 | Average$1,058 | FlexibilityNo cancel fee | On-time76% |