$160+ Cheap flights from St. Louis (STL) to Belize
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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BZE
Jan 11 — Jan 181
1 adult, Economy
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Cheapest flights from St. Louis to BelizeExplore the most affordable flight options available from St. Louis to Belize. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
Explore the most affordable flight options available from St. Louis to Belize. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
This Delta deal was found by Cheapflights users on 12/10. 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.
Wed 12/177:05 amSTL - BZE
1 stop5h 35mDelta
Tue 12/231:34 pmBZE - STL
1 stop10h 08mDelta
Deal found 12/10![Delta logo]()
$465
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:01 pmSTL - BZE
2 stops19h 28mAmerican Airlines
Mon 12/291:33 pmBZE - STL
1 stop9h 23mAmerican Airlines
Deal found 12/11![American Airlines logo]()
$470
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:54 pmSTL - BZE
2 stops20h 17mAmerican Airlines
Tue 12/233:11 pmBZE - STL
1 stop7h 24mAmerican Airlines
Deal found 12/11![American Airlines logo]()
$487
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:04 pmSTL - BZE
2 stops25h 25mAmerican Airlines
Mon 1/122:27 pmBZE - STL
2 stops20h 36mAmerican Airlines
Deal found 12/11![American Airlines logo]()
$503
This American Airlines deal was found by Cheapflights users on 12/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:16 amSTL - BZE
1 stop10h 13mAmerican Airlines
Tue 1/134:16 pmBZE - STL
1 stop16h 52mAmerican Airlines
Deal found 12/11![American Airlines logo]()
$555
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:35 pmSTL - BZE
2 stops17h 57mAmerican Airlines
Fri 12/261:33 pmBZE - STL
2 stops19h 02mAmerican Airlines
Deal found 12/10![American Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/236:00 amSTL - BZE
1 stop6h 14mUnited Airlines
Tue 12/301:18 pmBZE - STL
1 stop8h 37mUnited Airlines
Deal found 12/10![United Airlines logo]()
$575
Find flight deals from St. Louis to Belize
Keep the following information in mind while searching for St. Louis to Belize flight deals. Data was last updated December 12, 2025.
Round-trip from | $339 (American Airlines) |
|---|---|
One-way from | $160 (American Airlines) |
Popular in | June |
Cheapest in | October |
Average price | $492 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Belize 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 December 12, 2025.
Use the filters below to find and compare flights from St. Louis to Belize that are best for you.
Fly from
St. Louis
Fly to
Belize
Route
Depart
Return
Price
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Sat 1/24
3:54 pm-12:22 pm
2 stops20h 28m
Belize City Philip S.W.Goldson
Thu 2/5
2:27 pm-8:51 am
2 stops18h 24m
$339
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Sat 1/24
5:04 pm-3:16 pm
1 stop22h 12m
Belize City Philip S.W.Goldson
Fri 1/30
12:59 pm-11:12 pm
1 stop10h 13m
$341
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Tue 3/3
5:05 am-1:48 pm
1 stop8h 43m
Belize City Philip S.W.Goldson
Tue 3/10
1:50 pm-9:51 pm
1 stop7h 01m
$362
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Fri 1/23
11:55 am-3:16 pm
1 stop27h 21m
Belize City Philip S.W.Goldson
Fri 1/30
12:59 pm-11:12 pm
1 stop10h 13m
$372
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Thu 2/19
6:58 pm-1:48 pm
2 stops18h 50m
Belize City Philip S.W.Goldson
Mon 2/23
2:48 pm-8:52 am
2 stops18h 04m
$399
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Fri 1/23
5:59 pm-11:49 am
2 stops17h 50m
Belize City Philip S.W.Goldson
Sat 1/31
4:16 pm-9:40 am
2 stops17h 24m
$399
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Thu 1/15
3:54 pm-12:22 pm
2 stops20h 28m
$160
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Thu 1/15
9:50 am-12:28 pm
3 stops26h 38m
$211
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Fri 3/27
6:20 pm-12:50 pm
1 stop19h 30m
$240
St. LouisBelize City
STL - BZE
STLBZE
Lambert-St Louis
Fri 3/27
9:50 am-1:04 pm
3 stops28h 14m
$347
Best time to book a flight from St. Louis to Belize
Have a flexible travel schedule? Discover the best time to fly to Belize 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 Belize
What is the cheapest month to book a flight from St. Louis to Belize?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Belize (average of $253). Flying from St. Louis to Belize in June is currently the most expensive (average of $389). 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.
Reviews of airlines servicing Belize
Get insights into the airlines that provide service to Belize. 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 Belize. Reviews last updated December 12, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from St. Louis to Belize have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
7.9
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Belize. 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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Alternative routes for St. Louis to Belize
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from St. Louis to Belize
Discover the top 4 airlines that operate flights from St. Louis to Belize. 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 December 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$287 | Average$449 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$287 | Average$419 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$346 | Average$475 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$394 | Average$519 | FlexibilityNo cancel fee | On-time63% |