Belize City

$149+ Cheap flights from St. Louis (STL) to Belize City

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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TZA
Mar 7 — Mar 141
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Cheap flight deals from St. Louis to Belize City

Cheapest flights from St. Louis to Belize City
Explore the most affordable flight options available from St. Louis to Belize City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Delta deal was found by Cheapflights users on 2/3. 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.
Tue 2/245:29 pm
STL
-
BZE
1 stop18h 22m
Delta
Wed 3/41:16 pm
BZE
-
STL
1 stop10h 07m
Delta
Deal found 2/3$341
This Air Canada deal was found by Cheapflights users on 2/3. 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.
Sat 2/74:05 pm
STL
-
BZE
2 stops54h 00m
Air Canada
Tue 2/1011:00 am
BZE
-
STL
2 stops28h 29m
Air Canada
Deal found 2/3$356
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/36:00 am
STL
-
BZE
1 stop6h 14m
United Airlines
Tue 3/102:38 pm
BZE
-
STL
1 stop6h 38m
United Airlines
Deal found 2/2$362
This American Airlines deal was found by Cheapflights users on 2/4. 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.
Tue 3/36:18 pm
STL
-
BZE
2 stops19h 32m
American Airlines
Tue 3/103:39 pm
BZE
-
STL
2 stops15h 56m
American Airlines
Deal found 2/4$367
This Gotogate deal was found by Cheapflights users on 2/4. 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.
Sun 3/14:05 pm
STL
-
BZE
2 stops30h 00m
Air Canada
Tue 3/1010:00 am
BZE
-
STL
2 stops28h 29m
Air Canada
Deal found 2/4$380
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Thu 2/265:14 am
STL
-
BZE
1 stop7h 04m
American Airlines
Tue 3/34:39 pm
BZE
-
STL
1 stop7h 17m
American Airlines
Deal found 2/3$382
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 8/228:00 pm
STL
-
BZE
2 stops15h 20m
American Airlines
Wed 8/262:50 pm
BZE
-
STL
2 stops16h 14m
American Airlines
Deal found 2/2$388
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 8/145:00 am
STL
-
BZE
2 stops9h 33m
United Airlines
Fri 8/2812:40 pm
BZE
-
STL
1 stop8h 26m
United Airlines
Deal found 2/1$403
This Delta deal was found by Cheapflights users on 2/3. 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 2/236:00 am
STL
-
BZE
1 stop6h 15m
Delta
Wed 3/41:16 pm
BZE
-
STL
1 stop10h 07m
Delta
Deal found 2/3$405

Find flight deals from St. Louis to Belize City

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Belize City (BZ1). 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 February 5, 2026.

Round-trip from

$341
(Delta)

One-way from

$149
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$493
From Lambert-St Louis to Belize City
One-way flight from Lambert-St Louis to Belize City
Highest demand for flights based on searches. 6% potential increase in price ($31 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Belize City 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 February 5, 2026.
Use the filters below to find and compare flights from St. Louis to Belize City that are best for you.

Fly from

St. Louis

Fly to

Belize City

Route

Depart

Return

Price

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 3/3

6:00 am-12:15 pm

1 stop6h 15m

Belize City Philip S.W.Goldson

Tue 3/10

12:40 pm-11:58 pm

1 stop10h 18m

$341

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 2/24

10:14 am-11:51 am

2 stops25h 37m

Belize City Philip S.W.Goldson

Wed 3/4

1:16 pm-9:32 am

2 stops20h 16m

$346

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Wed 3/4

5:14 am-1:50 pm

1 stop8h 36m

Belize City Philip S.W.Goldson

Wed 3/11

3:39 pm-11:58 pm

1 stop7h 19m

$362

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 3/3

6:00 am-12:14 pm

1 stop6h 14m

Belize City Philip S.W.Goldson

Tue 3/10

2:38 pm-10:16 pm

1 stop6h 38m

$362

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 3/3

3:49 pm-12:18 pm

2 stops20h 29m

Belize City Philip S.W.Goldson

Tue 3/10

3:39 pm-10:59 am

2 stops18h 20m

$367

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Sun 3/1

4:05 pm-10:05 pm

2 stops30h 00m

Belize City Philip S.W.Goldson

Tue 3/10

10:00 am-3:29 pm

2 stops28h 29m

$380

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Thu 3/5

6:57 pm-1:50 pm

2 stops18h 53m

Belize City Philip S.W.Goldson

Tue 3/10

3:39 pm-8:35 am

2 stops15h 56m

$387

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Thu 2/26

6:00 am-12:15 pm

1 stop6h 15m

Belize City Philip S.W.Goldson

Wed 3/4

1:16 pm-11:23 pm

1 stop10h 07m

$405

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Fri 6/5

6:12 pm-10:36 am

2 stops17h 24m

Belize City Philip S.W.Goldson

Tue 6/9

1:26 pm-8:31 am

2 stops18h 05m

$408

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Sun 3/29

5:15 am-11:30 am

1 stop7h 15m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 17 results
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Best time to book a flight from St. Louis to Belize City

Have a flexible travel schedule? Discover the best time to fly to Belize City 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 City

How far ahead should I book a flight from St. Louis to Belize City?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Belize City. Price data was last updated on January 30, 2026.

The best time to book flights from St. Louis to Belize City is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from St. Louis to Belize City?

Currently, October is the cheapest month in which you can book a flight from St. Louis to Belize City (average of $253). Flying from St. Louis to Belize City 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.

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

Reviews of airlines servicing Belize City

Get insights into the airlines that provide service to Belize City. 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 City. Reviews last updated February 5, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from St. Louis to Belize City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Belize City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from St. Louis to Belize City?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Belize City. 4 airlines have flights from Lambert-St Louis to Belize City on a regular basis. Booking flights from Lambert-St Louis to Belize City should not be difficult; the airport handles an average of 0 outbound flights to Belize City per day.

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

    There are many flights that can get you from St. Louis to Belize City in 6h 14m. Fly via Delta, American Airlines, or United Airlines to get the fastest option. There are 1470 mi between St. Louis and Belize City. Both multi-stop and nonstop flights can be found to your destination and back.

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

    United Airlines, at $287, was found to be the cheapest airline from St. Louis to Belize City.Alternate airlines to your destination round-trip include Delta and American Airlines. United Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from St. Louis to Belize City?

    Currently, October is the cheapest month in which you can book a flight from St. Louis to Belize City (average of $253). Flying from St. Louis to Belize City 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.

See more FAQs

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Alternative routes for St. Louis to Belize City

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Belize City

Discover the top 4 airlines that operate flights from St. Louis to Belize City. 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 February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$287Average$452FlexibilityNo cancel feeOn-time69%
DeltaCheapest$287Average$426FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$343Average$479FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$394Average$519FlexibilityNo cancel feeOn-time63%

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