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Cheap flights from St. Louis to Belize from $274

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Belize departing on 10/27. 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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0 bags

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Cheap round-trip flights

American Airlines Logo
5:23 am - 11:50 amSTL-BZE
7h 27m1 stop
American Airlines Logo
4:21 pm - 12:37 pmBZE-STL
20h 16m2 stops
$274American Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
American Airlines Logo
7:01 am - 2:20 pmSTL-BZE
8h 19m1 stop
American Airlines Logo
1:12 pm - 8:57 amBZE-STL
19h 45m1 stop
$276American Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
American Airlines Logo
5:26 am - 11:59 amSTL-BZE
7h 33m1 stop
American Airlines Logo
1:25 pm - 11:59 pmBZE-STL
9h 34m1 stop
$326American Airlines
Find Deal
Wed, Aug 27 - Sat, Sep 6
American Airlines Logo
6:00 pm - 12:32 pmSTL-BZE
19h 32m2 stops
American Airlines Logo
1:32 pm - 11:59 pmBZE-STL
9h 27m1 stop
$330American Airlines
Find Deal
Thu, Sep 4 - Thu, Sep 11
American Airlines Logo
11:39 am - 3:04 pmSTL-BZE
27h 25m1 stop
American Airlines Logo
4:10 pm - 8:27 amBZE-STL
16h 17m1 stop
$332American Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
United Airlines Logo
6:15 am - 11:35 amSTL-BZE
6h 20m1 stop
United Airlines Logo
2:35 pm - 10:08 pmBZE-STL
6h 33m1 stop
$362United Airlines
Find Deal
Mon, Sep 1 - Mon, Sep 8
Southwest Logo
5:25 am - 2:00 pmSTL-BZE
8h 35m1 stop
Southwest Logo
3:00 pm - 10:45 pmBZE-STL
7h 45m1 stop
$396Southwest
Find Deal
Mon, Dec 1 - Sun, Dec 7
Delta Logo
6:00 am - 12:43 pmSTL-BZE
6h 43m1 stop
Delta Logo
2:08 pm - 11:39 pmBZE-STL
9h 31m1 stop
$402Delta
Find Deal
Sun, Nov 9 - Sun, Nov 16
Delta Logo
6:00 am - 12:15 pmSTL-BZE
6h 15m1 stop
Delta Logo
1:40 pm - 8:39 pmBZE-STL
6h 59m1 stop
$422Delta
Find Deal
Fri, Jan 23 - Sat, Jan 31
United Airlines Logo
5:18 pm - 2:28 pmSTL-BZE
21h 10m2 stops
United Airlines Logo
3:30 pm - 12:20 pmBZE-STL
20h 50m2 stops
$466United Airlines
Find Deal
Wed, Jan 21 - Thu, Jan 29

American Airlines flights from St. Louis to Belize

Our best American Airlines deals on St. Louis to Belize flight tickets
American Airlines
Oct 27
STL5:23 amLambert-St Louis
7h 27m
1 stop
BZE11:50 amBelize City Philip S.W.Goldson
Nov 4
BZE4:21 pmBelize City Philip S.W.Goldson
20h 16m
2 stops
STL12:37 pmLambert-St Louis
$274
Find similar
American Airlines
Oct 27
STL7:01 amLambert-St Louis
8h 19m
1 stop
BZE2:20 pmBelize City Philip S.W.Goldson
Nov 4
BZE1:12 pmBelize City Philip S.W.Goldson
19h 45m
1 stop
STL8:57 amLambert-St Louis
$276
Find similar
American Airlines
Aug 27
STL5:26 amLambert-St Louis
7h 33m
1 stop
BZE11:59 amBelize City Philip S.W.Goldson
Sep 6
BZE1:25 pmBelize City Philip S.W.Goldson
9h 34m
1 stop
STL11:59 pmLambert-St Louis
$326
Find similar

Delta flights from St. Louis to Belize

Our best Delta deals on St. Louis to Belize flight tickets
Delta
Nov 9
STL6:00 amLambert-St Louis
6h 43m
1 stop
BZE12:43 pmBelize City Philip S.W.Goldson
Nov 16
BZE2:08 pmBelize City Philip S.W.Goldson
9h 31m
1 stop
STL11:39 pmLambert-St Louis
$402
Find similar
Delta
Jan 23
STL6:00 amLambert-St Louis
6h 15m
1 stop
BZE12:15 pmBelize City Philip S.W.Goldson
Jan 31
BZE1:40 pmBelize City Philip S.W.Goldson
6h 59m
1 stop
STL8:39 pmLambert-St Louis
$422
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 5, 2025.
Use the filters below to find and compare flights from St. Louis to Belize that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Mon 10/27

5:23 am-11:50 am

1 stop7h 27m

Belize City Philip S.W.Goldson

Tue 11/4

4:21 pm-12:37 pm

2 stops20h 16m

$274

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Mon 10/27

7:01 am-2:20 pm

1 stop8h 19m

Belize City Philip S.W.Goldson

Tue 11/4

1:12 pm-8:57 am

1 stop19h 45m

$276

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Wed 8/27

5:26 am-11:59 am

1 stop7h 33m

Belize City Philip S.W.Goldson

Sat 9/6

1:25 pm-11:59 pm

1 stop9h 34m

$326

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Thu 9/4

6:00 pm-12:32 pm

2 stops19h 32m

Belize City Philip S.W.Goldson

Thu 9/11

1:32 pm-11:59 pm

1 stop9h 27m

$330

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Sat 11/8

11:39 am-3:04 pm

1 stop27h 25m

Belize City Philip S.W.Goldson

Sat 11/15

4:10 pm-8:27 am

1 stop16h 17m

$332

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Mon 9/1

6:15 am-11:35 am

1 stop6h 20m

Belize City Philip S.W.Goldson

Mon 9/8

2:35 pm-10:08 pm

1 stop6h 33m

$362

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Mon 12/1

5:25 am-2:00 pm

1 stop8h 35m

Belize City Philip S.W.Goldson

Sun 12/7

3:00 pm-10:45 pm

1 stop7h 45m

$396

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Sun 11/9

6:00 am-12:43 pm

1 stop6h 43m

Belize City Philip S.W.Goldson

Sun 11/16

2:08 pm-11:39 pm

1 stop9h 31m

$402

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Fri 1/23

6:00 am-12:15 pm

1 stop6h 15m

Belize City Philip S.W.Goldson

Sat 1/31

1:40 pm-8:39 pm

1 stop6h 59m

$422

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Wed 1/21

5:18 pm-2:28 pm

2 stops21h 10m

Belize City Philip S.W.Goldson

Thu 1/29

3:30 pm-12:20 pm

2 stops20h 50m

$466

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Belize from

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

What is the cheapest month to fly to Belize?

The cheapest month to fly to Belize from St. Louis is in September. Flight prices, which tend to average around $370, 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 September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $423.

What is the cheapest day to depart on your flight to Belize?

The cheapest day to depart from St. Louis to Belize is on a Monday when prices can be found for as low as $439. The most expensive day to fly to Belize is Friday, with ticket prices averaging around $637.

What is the cheapest Lambert-St Louis to Belize flight route?

Fly from Lambert-St Louis to Belize City Philip S.W.Goldson for the best Lambert-St Louis - Belize flight prices

How far in advance should I book a flight 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 $497 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 $442 on momondo.

What cabin class options are available on Lambert-St Louis to Belize flights?

There are 1 cabin classes available to choose from on Lambert-St Louis to Belize flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 6% 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

Best Price Found

$274

Fastest flight time

5h 59m

Direct flights

None

Airports in Belize

1 airport
The best flight deal from St. Louis to Belize found on momondo in the last 72 hours is $274
The fastest flight from St. Louis to Belize takes 5h 59m
There are no direct flights from St. Louis to Belize. Popular non-direct route for this connection is Lambert-St Louis Airport - Belize City Philip S.W.Goldson Airport.
There is 1 airport near Belize: Belize City Philip S.W.Goldson (BZE)
Search flight deals

  • 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?

  • 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.

  • What is the most popular plane model 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
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $287Free CancellationRating
8.0
7,985 reviews
Search Delta flights
American AirlinesPriceFrom $357Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $363Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
SouthwestPriceFrom $473Free CancellationRating
8.0
4,246 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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