What is the cheapest airline that flies from Lambert-St Louis to Belize?

American Airlines and United Airlines are the most popular carriers operating from Lambert-St Louis to Belize

What airlines fly to Belize?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Belize from St. Louis according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Belize. Keep in mind that there are 4 different airlines that fly to Belize on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Lambert-St Louis Airport to Belize?

Prices for flights from Lambert-St Louis Airport to Belize are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Belize?

As of August 2026, there are 4 operators available to choose from for flights from Lambert-St Louis Airport to Belize.

How old do you have to be to fly from Lambert-St Louis Airport to Belize?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Belize.

What documentation or ID do you need to fly to Belize?

The travel and health documents required for your trip to Belize can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belize. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$195 Cheap Flights from St. Louis to Belize in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Belize

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:57 pm - 11:49 amSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

18h 52m2 stops Dallas/Fort Worth Charlotte Douglas

4:37 pm - 12:46 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

20h 09m2 stops Miami Charlotte Douglas

$480American Airlines

Tue, Jan 26 - Tue, Feb 23

5:27 pm - 11:49 amSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

18h 22m2 stops Chicago O'Hare Intl Charlotte Douglas

4:16 pm - 11:59 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

7h 43m1 stop Miami

$480American Airlines

Tue, Feb 2 - Tue, Feb 9

6:15 am - 11:15 amSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

6h 00m1 stop Houston George Bush Intcntl

2:35 pm - 10:30 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

6h 55m1 stop Houston George Bush Intcntl

$495United Airlines

Thu, Oct 15 - Sun, Oct 18

6:15 am - 11:15 amSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

6h 00m1 stop Houston George Bush Intcntl

12:20 pm - 10:30 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

9h 10m1 stop Houston George Bush Intcntl

$495United Airlines

Thu, Oct 15 - Sun, Oct 18

6:00 am - 11:05 amSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

6h 05m1 stop Atlanta Hartsfield-Jackson

12:20 pm - 11:54 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

10h 34m1 stop Atlanta Hartsfield-Jackson

$495Delta

Mon, Oct 12 - Mon, Oct 19

6:00 am - 11:05 amSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

6h 05m1 stop Atlanta Hartsfield-Jackson

12:20 pm - 11:54 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

10h 34m1 stop Atlanta Hartsfield-Jackson

$495Delta

Fri, Oct 16 - Mon, Oct 19

6:05 am - 1:30 pmSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

7h 25m1 stop Houston Hobby

2:30 pm - 10:10 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

7h 40m1 stop Houston Hobby

$652Southwest

Wed, Feb 10 - Fri, Feb 19

6:05 am - 1:30 pmSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

7h 25m1 stop Houston Hobby

3:50 pm - 11:25 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

7h 35m1 stop Houston Hobby

$773Southwest

Wed, Feb 10 - Sat, Feb 20

4:05 pm - 4:50 pmSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

24h 45m1 stop Toronto Pearson Intl

5:50 pm - 3:26 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

21h 36m1 stop Toronto Pearson Intl

$877Air Canada

Thu, Feb 11 - Fri, Feb 19

4:42 pm - 5:42 pmSTL Lambert-St Louis-BZE Belize City Philip S.W.Goldson

26h 00m2 stops Seattle/Tacoma Intl Los Angeles

10:03 am - 11:59 pmBZE Belize City Philip S.W.Goldson-STL Lambert-St Louis

36h 56m2 stops Los Angeles Seattle/Tacoma Intl

$886Alaska Airlines

Fri, Oct 16 - Sun, Oct 18

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American Airlines flights from St. Louis to Belize

Our best American Airlines deals on St. Louis to Belize flight tickets

American Airlines

Jan 26

STL4:57 pmLambert-St Louis

18h 52m

2 stops

BZE11:49 amBelize City Philip S.W.Goldson

Feb 23

BZE4:37 pmBelize City Philip S.W.Goldson

20h 09m

2 stops

STL12:46 pmLambert-St Louis

$480

American Airlines

Feb 2

STL10:17 amLambert-St Louis

25h 32m

1 stop

BZE11:49 amBelize City Philip S.W.Goldson

Feb 9

BZE4:16 pmBelize City Philip S.W.Goldson

7h 43m

1 stop

STL11:59 pmLambert-St Louis

$484

American Airlines

Sep 9

STL4:37 pmLambert-St Louis

20h 45m

2 stops

BZE12:22 pmBelize City Philip S.W.Goldson

Sep 16

BZE2:30 pmBelize City Philip S.W.Goldson

17h 16m

2 stops

STL8:46 amLambert-St Louis

$485

Delta flights from St. Louis to Belize

Our best Delta deals on St. Louis to Belize flight tickets

Delta

Oct 15

STL6:00 amLambert-St Louis

6h 05m

1 stop

BZE11:05 amBelize City Philip S.W.Goldson

Oct 21

BZE12:20 pmBelize City Philip S.W.Goldson

10h 34m

1 stop

STL11:54 pmLambert-St Louis

$495

Delta

Nov 14

STL7:05 amLambert-St Louis

5h 25m

1 stop

BZE12:30 pmBelize City Philip S.W.Goldson

Nov 25

BZE1:55 pmBelize City Philip S.W.Goldson

10h 01m

1 stop

STL11:56 pmLambert-St Louis

$583

Delta

Oct 17

STL6:00 amLambert-St Louis

6h 12m

1 stop

BZE11:12 amBelize City Philip S.W.Goldson

Oct 21

BZE12:20 pmBelize City Philip S.W.Goldson

10h 34m

1 stop

STL11:54 pmLambert-St Louis

$605

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Tue 1/26

4:57 pm-11:49 am

2 stops18h 52m

Belize City Philip S.W.Goldson

Tue 2/23

4:37 pm-12:46 pm

2 stops20h 09m

$480

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Tue 2/2

5:27 pm-11:49 am

2 stops18h 22m

Belize City Philip S.W.Goldson

Tue 2/9

4:16 pm-11:59 pm

1 stop7h 43m

$480

Quickest round-trip

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Thu 10/15

6:15 am-11:15 am

1 stop6h 00m

Belize City Philip S.W.Goldson

Sun 10/18

2:35 pm-10:30 pm

1 stop6h 55m

$495

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Thu 10/15

6:15 am-11:15 am

1 stop6h 00m

Belize City Philip S.W.Goldson

Sun 10/18

12:20 pm-10:30 pm

1 stop9h 10m

$495

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Mon 10/12

6:00 am-11:05 am

1 stop6h 05m

Belize City Philip S.W.Goldson

Mon 10/19

12:20 pm-11:54 pm

1 stop10h 34m

$495

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Fri 10/16

6:00 am-11:05 am

1 stop6h 05m

Belize City Philip S.W.Goldson

Mon 10/19

12:20 pm-11:54 pm

1 stop10h 34m

$495

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Wed 2/10

6:05 am-1:30 pm

1 stop7h 25m

Belize City Philip S.W.Goldson

Fri 2/19

2:30 pm-10:10 pm

1 stop7h 40m

$652

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Wed 2/10

6:05 am-1:30 pm

1 stop7h 25m

Belize City Philip S.W.Goldson

Sat 2/20

3:50 pm-11:25 pm

1 stop7h 35m

$773

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Thu 2/11

4:05 pm-4:50 pm

1 stop24h 45m

Belize City Philip S.W.Goldson

Fri 2/19

5:50 pm-3:26 pm

1 stop21h 36m

$877

St. LouisBelize City

STL Lambert-St Louis - BZE Belize City Philip S.W.Goldson

STLBZE

Lambert-St Louis

Fri 10/16

4:42 pm-5:42 pm

2 stops26h 00m

Belize City Philip S.W.Goldson

Sun 10/18

10:03 am-11:59 pm

2 stops36h 56m

$886

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Belize

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Belize?

The cheapest month to fly to Belize from St. Louis is in October. Flight prices, which tend to average around $310, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belize during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $409.

How far in advance should I book a flight from St. Louis to Belize?

You are more likely to see cheaper flights to Belize from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Belize for around $535 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belize from St. Louis for as low as $383 on momondo.

Can stopping save me money on St. Louis to Belize flights?

You could potentially save up to 22% on your flight if you consider stops on a St. Louis to Belize flight.

Cheap St. Louis to Belize flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Belize

Fastest flight time	5h 25m
Direct flights	None

The fastest flight from St. Louis to Belize takes 5h 25m

There are no direct flights from St. Louis to Belize. There are no popular flight routes from St. Louis to Belize.

Search flight deals

Frequently asked questions about flying from St. Louis to Belize

When did momondo last update prices for flights from Lambert-St Louis Airport to Belize?
Prices for flights from Lambert-St Louis Airport to Belize are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Belize?
As of August 2026, there are 4 operators available to choose from for flights from Lambert-St Louis Airport to Belize.
How old do you have to be to fly from Lambert-St Louis Airport to Belize?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Belize.
What documentation or ID do you need to fly to Belize?
The travel and health documents required for your trip to Belize can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belize. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from St. Louis to Belize

Compare and see reviews for airlines that fly from St. Louis to Belize with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $265	Free Cancellation	Rating 7.4 10,106 reviews	Search United Airlines flights
Delta	PriceFrom $296	Free Cancellation	Rating 7.8 8,503 reviews	Search Delta flights
American Airlines	PriceFrom $342	Free Cancellation	Rating 7.1 11,944 reviews	Search American Airlines flights
Southwest	PriceFrom $382	Free Cancellation	Rating 8.0 4,218 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Belize?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Belize for you.

Can I find flights from St. Louis to Belize with flexible booking policies on momondo?

momondo does allow users to show only those flights to Belize from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Belize?

momondo provides multiple filters to help you find the best flight to Belize from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Belize right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Belize flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular cities in Belize

Flights to Belize Cityfrom $387

Flights to San Pedro Townfrom $840

Flights to Placenciafrom $757

Flights to Dangrigafrom $1,111

Flights to Belmopanfrom $1,052

Flights to San Ignacio

Flights to Independence and Mango Creek

Cheap flights from St. Louis to Belize from $195

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Belize departing on 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from St. Louis to Belize

Our best American Airlines deals on St. Louis to Belize flight tickets

Delta flights from St. Louis to Belize

Our best Delta deals on St. Louis to Belize flight tickets

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How to get the cheapest flight ticket from St. Louis to Belize

What is the cheapest month to fly to Belize?

How far in advance should I book a flight from St. Louis to Belize?

Can stopping save me money on St. Louis to Belize flights?

What is the cheapest airline that flies from Lambert-St Louis to Belize?

What airlines fly to Belize?

Cheap St. Louis to Belize flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from St. Louis to Belize

Best airlines flying from St. Louis to Belize

Compare and see reviews for airlines that fly from St. Louis to Belize with momondo

Why use momondo?

An easier way to manage your Belize trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belize

Popular cities in Belize

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Belize. Availability may vary depending on flight origin and airline.

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