How long is the flight from St. Louis to Mérida?

For as low as $504, United Airlines can have you in Mérida from St. Louis in 8h 42m. St. Louis and Mérida are separated by a distance of 1231 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from St. Louis to Mérida round-trip?

Cheapflights users have booked flights from St. Louis to Mérida round-trip from $480. Another airline that can offer you cheap pricing is United Airlines. These flights start at 28% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Mérida ranges from 0.8 - 6.3 inches per month. September is typically the wettest month, when rainfall can reach 6.3 in. February is typically the driest time to visit Mérida when rainfall is around 0.8 in.

If weather is an important factor for your trip to Mérida, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

Most accurate provider : When it comes to deals on St. Louis-Mérida flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Mérida flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Mérida flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Mérida flights, Cheapflights users trust eDreams the most. eDreams 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-Mérida flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from St. Louis to Mérida?

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

Can I find deals for business class flights from St. Louis to Mérida?

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

$504+ Flights from St. Louis to Mérida

Q: How much does it cost to fly round-trip from St. Louis to Mérida?

Airfare is below average for this route at the moment. St. Louis to Mérida flights typically cost between $775 and $1,214 in February. The cheapest round-trip price found within the last 3 days was $504 on United Airlines (Feb 21-Feb 24).

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Find cheap flights from St. Louis to Mérida 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 Mérida

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$504 (United Airlines)
Popular in	December
Cheapest in	July
Average price	$690

Provider with most accurate pricing for Lambert-St Louis-Mérida Rejon flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Mérida Rejon flights.

Search Deals

From Lambert-St Louis to Mérida Rejon

Search Deals

Highest demand for flights based on searches. 22% potential increase in price ($197 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 11% potential price decrease ($68 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2025

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Find flight deals from St. Louis to Mérida

Cheapest flights from St. Louis to Mérida
Explore the most affordable flight options available from St. Louis to Mérida. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 22, 2025.

Fri 12/2610:40 amSTL - MID

1 stop7h 15mMultiple Airlines

Fri 2/2712:05 pmMID - STL

1 stop10h 28mMultiple Airlines

Deal found 11/21

$694

Tue 12/306:00 pmSTL - MID

1 stop20h 20mAmerican Airlines

Tue 1/62:26 pmMID - STL

1 stop18h 42mAmerican Airlines

Deal found 11/22

$747

Tue 12/306:35 pmSTL - MID

2 stops48h 17mUnited Airlines

Tue 1/68:00 amMID - STL

2 stops26h 13mUnited Airlines

Deal found 11/22

$863

Fri 12/268:05 amSTL - MID

2 stops34h 47mUnited Airlines

Fri 2/278:00 amMID - STL

2 stops26h 36mUnited Airlines

Deal found 11/21

$898

Best flights from St. Louis to Mérida
Discover carefully curated flight deals from St. Louis to Mérida that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 22, 2025.

Sat 2/2110:10 amSTL - MID

1 stop8h 42mUnited Airlines

Tue 2/248:00 amMID - STL

1 stop14h 14mUnited Airlines

Deal found 11/20

$504

Fri 1/163:37 pmSTL - MID

1 stop23h 49mAmerican Airlines

Wed 1/212:26 pmMID - STL

1 stop26h 56mAmerican Airlines

Deal found 11/19

$526

Mon 2/96:00 amSTL - MID

2 stops16h 19mDelta

Thu 2/129:46 amMID - STL

2 stops10h 55mDelta

Deal found 11/20

$577

Thu 2/1911:19 amSTL - MID

1 stop26h 26mAmerican Airlines

Sun 2/222:54 pmMID - STL

1 stop19h 33mAmerican Airlines

Deal found 11/20

$541

Tue 1/66:30 amSTL - MID

2 stops12h 22mUnited Airlines

Tue 1/138:00 amMID - STL

1 stop7h 52mUnited Airlines

Deal found 11/22

$595

Thu 2/196:30 amSTL - MID

2 stops12h 22mUnited Airlines

Sun 2/228:00 amMID - STL

1 stop14h 14mUnited Airlines

Deal found 11/20

$601

Fri 1/166:40 pmSTL - MID

2 stops24h 12mUnited Airlines

Wed 1/218:00 amMID - STL

2 stops26h 13mUnited Airlines

Deal found 11/19

$618

Last-minute flights from St. Louis to Mérida
Discover last-minute flight deals from St. Louis to Mérida. Data last updated November 22, 2025 and is based on user searches.

Fri 12/2610:40 amSTL - MID

1 stop7h 15mMultiple Airlines

Fri 2/2712:05 pmMID - STL

1 stop10h 28mMultiple Airlines

Deal found 11/21

$694

Fri 12/268:05 amSTL - MID

2 stops34h 47mUnited Airlines

Fri 2/278:00 amMID - STL

2 stops26h 36mUnited Airlines

Deal found 11/21

$898

Tue 12/306:00 pmSTL - MID

1 stop20h 20mAmerican Airlines

Tue 1/62:26 pmMID - STL

1 stop18h 42mAmerican Airlines

Deal found 11/22

$747

Tue 12/306:35 pmSTL - MID

2 stops48h 17mUnited Airlines

Tue 1/68:00 amMID - STL

2 stops26h 13mUnited Airlines

Deal found 11/22

$863

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMérida

STL - MID

STLMID

Lambert-St Louis

Sat 2/21

10:10 am-6:52 pm

1 stop8h 42m

Mérida Rejon

Tue 2/24

8:00 am-10:14 pm

1 stop14h 14m

$504

St. LouisMérida

STL - MID

STLMID

Lambert-St Louis

Fri 1/16

3:37 pm-3:26 pm

1 stop23h 49m

Mérida Rejon

Wed 1/21

2:26 pm-5:22 pm

1 stop26h 56m

$526

St. LouisMérida

STL - MID

STLMID

Lambert-St Louis

Thu 2/19

11:19 am-1:45 pm

1 stop26h 26m

Mérida Rejon

Sun 2/22

2:54 pm-10:27 am

1 stop19h 33m

$541

St. LouisMérida

STL - MID

STLMID

Lambert-St Louis

Mon 2/9

6:00 am-10:19 pm

2 stops16h 19m

Mérida Rejon

Thu 2/12

9:46 am-8:41 pm

2 stops10h 55m

$577

St. LouisMérida

STL - MID

STLMID

Lambert-St Louis

Tue 1/6

6:30 am-6:52 pm

2 stops12h 22m

Mérida Rejon

Tue 1/13

8:00 am-3:52 pm

1 stop7h 52m

$595

St. LouisMérida

STL - MID

STLMID

Lambert-St Louis

Thu 2/19

6:30 am-6:52 pm

2 stops12h 22m

Mérida Rejon

Sun 2/22

8:00 am-10:14 pm

1 stop14h 14m

$601

St. LouisMérida

STL - MID

STLMID

Lambert-St Louis

Fri 1/16

6:40 pm-6:52 pm

2 stops24h 12m

Mérida Rejon

Wed 1/21

8:00 am-10:13 am

2 stops26h 13m

$618

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Compare providers for flights from St. Louis to Mérida

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Mérida in November.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Mérida flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Mérida flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Mérida flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Mérida flights, Cheapflights users trust eDreams the most. eDreams 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-Mérida 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 Mérida

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

What is the cheapest time of day to fly from STL to MID?

When flying from St. Louis to Mérida, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 21% versus a flight in the morning.

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

Reviews of airlines servicing Mérida

Read reviews from past customers who have flown United Airlines and American Airlines from St. Louis to Mérida. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,035 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

9,035 reviews

United Airlines

7.4

Good

9,035 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

American Airlines

7.2

Good

11,048 reviews

United Airlines

7.4

Good

9,035 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from St. Louis to Mérida?
For as low as $504, United Airlines can have you in Mérida from St. Louis in 8h 42m. St. Louis and Mérida are separated by a distance of 1231 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from St. Louis to Mérida round-trip?
Cheapflights users have booked flights from St. Louis to Mérida round-trip from $480. Another airline that can offer you cheap pricing is United Airlines. These flights start at 28% lower than the current average price 3 months from now.
Can I find deals for flights from St. Louis to Mérida that include hotel bookings?
Yes. In addition to deals on St. Louis to Mérida flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Mérida?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Mérida.
Can I find deals for business class flights from St. Louis to Mérida?
Yes. Cheapflights offers flight deals from St. Louis to Mérida by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Mérida

Top 2 airlines flying from St. Louis to Mérida

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$480	Average$591	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$490	Average$549	FlexibilityNo cancel fee	On-time69%

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$504+ Cheap flights from St. Louis (STL) to Mérida (MID)

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Mérida with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Mérida

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Mérida

Cheapest flights from St. Louis to MéridaExplore the most affordable flight options available from St. Louis to Mérida. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 22, 2025.

Explore the most affordable flight options available from St. Louis to Mérida. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Mérida that are best for you.

Compare providers for flights from St. Louis to Mérida

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 Mérida in November.

Best time to book a flight from St. Louis to Mérida

Have a flexible travel schedule? Discover the best time to fly to Mérida from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Mérida

What is the cheapest time of day to fly from STL to MID?

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

Reviews of airlines servicing Mérida

Read reviews from past customers who have flown United Airlines and American Airlines from St. Louis to Mérida. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Mérida. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from St. Louis to Mérida?

What are the cheapest airlines flying from St. Louis to Mérida round-trip?

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

How can I find direct flights from St. Louis to Mérida?

Can I find deals for business class flights from St. Louis to Mérida?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Mérida

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

Top 2 airlines flying from St. Louis to Mérida

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Cheapest flights from St. Louis to Mérida
Explore the most affordable flight options available from St. Louis to Mérida. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 22, 2025.