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Cheap flights from St. Louis to Quintana Roo from $169

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 Quintana Roo departing on 7/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Quintana Roo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:08 pm - 12:49 pm
STL
-
CUN
16h 41m
1 stop
Frontier Logo
3:31 pm - 7:23 pm
CUN
-
STL
27h 52m
1 stop
$409Frontier
Wed, Jul 15 - Wed, Jul 22
Frontier Logo
6:10 am - 10:19 am
STL
-
CUN
3h 09mnonstop
Frontier Logo
1:35 pm - 3:52 pm
CUN
-
STL
3h 17mnonstop
$413Frontier
Mon, Nov 9 - Mon, Nov 16
Frontier Logo
8:08 pm - 12:49 pm
STL
-
CUN
16h 41m
1 stop
Frontier Logo
3:31 pm - 8:57 am
CUN
-
STL
17h 26m
2 stops
$415Frontier
Wed, Aug 5 - Fri, Aug 14
Southwest Logo
10:35 am - 1:40 pm
STL
-
CUN
3h 05mnonstop
Southwest Logo
2:40 pm - 5:50 pm
CUN
-
STL
3h 10mnonstop
$434Southwest
Tue, Oct 20 - Thu, Oct 29
Southwest Logo
10:25 am - 1:30 pm
STL
-
CUN
3h 05mnonstop
Southwest Logo
1:10 pm - 4:15 pm
CUN
-
STL
3h 05mnonstop
$439Southwest
Fri, Aug 14 - Thu, Aug 20
American Airlines Logo
5:00 am - 1:18 pm
STL
-
CZM
8h 18m
1 stop
American Airlines Logo
1:58 pm - 10:40 pm
CZM
-
STL
8h 42m
1 stop
$582American Airlines
Tue, Aug 11 - Tue, Aug 18
United Airlines Logo
5:10 am - 2:42 pm
STL
-
CZM
9h 32m
2 stops
United Airlines Logo
3:52 pm - 8:39 am
CZM
-
STL
16h 47m
2 stops
$586United Airlines
Tue, Aug 11 - Tue, Aug 18
American Airlines Logo
7:00 am - 1:53 pm
STL
-
CZM
5h 53m
1 stop
American Airlines Logo
3:10 pm - 10:32 pm
CZM
-
STL
8h 22m
1 stop
$587American Airlines
Wed, Nov 4 - Wed, Nov 11
United Airlines Logo
5:00 am - 3:42 pm
STL
-
CZM
9h 42m
2 stops
United Airlines Logo
4:50 pm - 10:20 pm
CZM
-
STL
6h 30m
1 stop
$607United Airlines
Sun, Nov 8 - Sat, Nov 14
Air Canada Logo
4:05 pm - 11:45 am
STL
-
CZM
18h 40m
1 stop
Air Canada Logo
12:50 pm - 3:26 pm
CZM
-
STL
27h 36m
1 stop
$617Air Canada
Sat, Dec 5 - Wed, Dec 9

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Frontier flights from St. Louis to Quintana Roo

Our best Frontier deals on St. Louis to Quintana Roo flight tickets
Frontier
Jul 15
STL8:08 pmLambert-St Louis
16h 41m
1 stop
CUN12:49 pmCancun
Jul 22
CUN3:31 pmCancun
27h 52m
1 stop
STL7:23 pmLambert-St Louis
$409
Frontier
Nov 9
STL6:10 amLambert-St Louis
3h 09m
CUN10:19 amCancun
Nov 16
CUN1:35 pmCancun
3h 17m
STL3:52 pmLambert-St Louis
$413
Frontier
Aug 5
STL8:08 pmLambert-St Louis
16h 41m
1 stop
CUN12:49 pmCancun
Aug 14
CUN3:31 pmCancun
17h 26m
2 stops
STL8:57 amLambert-St Louis
$415

American Airlines flights from St. Louis to Quintana Roo

Our best American Airlines deals on St. Louis to Quintana Roo flight tickets
American Airlines
Aug 12
STL6:36 amLambert-St Louis
13h 27m
1 stop
CUN8:03 pmCancun
Aug 18
CUN8:00 amCancun
15h 42m
1 stop
STL11:42 pmLambert-St Louis
$454
American Airlines
Sep 26
STL5:00 pmLambert-St Louis
19h 50m
1 stop
CUN12:50 pmCancun
Sep 29
CUN3:55 pmCancun
7h 48m
1 stop
STL11:43 pmLambert-St Louis
$458
American Airlines
Oct 10
STL8:05 pmLambert-St Louis
15h 40m
1 stop
CUN11:45 amCancun
Oct 14
CUN3:20 pmCancun
7h 55m
1 stop
STL11:15 pmLambert-St Louis
$465

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Quintana Roo 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 June 29, 2026.
Use the filters below to find and compare flights from St. Louis to Quintana Roo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Wed 7/15

8:08 pm-12:49 pm

1 stop16h 41m

Cancun

Wed 7/22

3:31 pm-7:23 pm

1 stop27h 52m

$409

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Mon 11/9

6:10 am-10:19 am

Nonstop3h 09m

Cancun

Mon 11/16

1:35 pm-3:52 pm

Nonstop3h 17m

$413

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Wed 8/5

8:08 pm-12:49 pm

1 stop16h 41m

Cancun

Fri 8/14

3:31 pm-8:57 am

2 stops17h 26m

$415

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Tue 10/20

10:35 am-1:40 pm

Nonstop3h 05m

Cancun

Thu 10/29

2:40 pm-5:50 pm

Nonstop3h 10m

$434
Quickest round-trip

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Fri 8/14

10:25 am-1:30 pm

Nonstop3h 05m

Cancun

Thu 8/20

1:10 pm-4:15 pm

Nonstop3h 05m

$439

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 8/11

5:00 am-1:18 pm

1 stop8h 18m

Cozumel Intl

Tue 8/18

1:58 pm-10:40 pm

1 stop8h 42m

$582

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 8/11

5:10 am-2:42 pm

2 stops9h 32m

Cozumel Intl

Tue 8/18

3:52 pm-8:39 am

2 stops16h 47m

$586

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 11/4

7:00 am-1:53 pm

1 stop5h 53m

Cozumel Intl

Wed 11/11

3:10 pm-10:32 pm

1 stop8h 22m

$587

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sun 11/8

5:00 am-3:42 pm

2 stops9h 42m

Cozumel Intl

Sat 11/14

4:50 pm-10:20 pm

1 stop6h 30m

$607

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 12/5

4:05 pm-11:45 am

1 stop18h 40m

Cozumel Intl

Wed 12/9

12:50 pm-3:26 pm

1 stop27h 36m

$617

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Quintana Roo from

How to get the cheapest flight ticket from St. Louis to Quintana Roo

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 Quintana Roo?

In general, September is the cheapest month to fly from St. Louis to Quintana Roo. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $100. If you aren’t able to travel during the month of September, then book flights to Quintana Roo from St. Louis during October instead. Flights to Quintana Roo in October, while not as cheap as those in September, still average around $112.

What is the cheapest day to depart on your flight to Quintana Roo?

On average, the least expensive day to fly to Quintana Roo from St. Louis is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $409. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Quintana Roo is Saturday, with ticket prices averaging around $521.

What is the cheapest time of day to depart on your flight to Quintana Roo?

Our data shows that the cheapest St. Louis to Quintana Roo flights are usually those with departure times in the morning. Our users have found flights to Quintana Roo in the morning for as low as $463. In contrast, the most expensive time of day to depart to Quintana Roo is at noon when prices are around $590.

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

Fly from Lambert-St Louis to Cancun for the best Lambert-St Louis - Quintana Roo flight prices

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

You are more likely to see cheaper flights to Quintana Roo from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Quintana Roo for around $474 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Quintana Roo from St. Louis for as low as $434 on momondo.

What cabin class options are available on St. Louis to Quintana Roo flights?

There is only 1 cabin class available to choose from on St. Louis to Quintana Roo 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 Quintana Roo flights?

You could potentially save up to 17% on your flight if you consider stops on a St. Louis to Quintana Roo flight.

Cheap St. Louis to Quintana Roo flight deals and tips

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

Best Price Found

$261

Fastest flight time

3h 05m

Direct flights

Every day

Airports in Quintana Roo

18 airports
The best one-way flight to Quintana Roo from St. Louis in the past 72 hours is $261. The best round-trip flight deal from St. Louis to Quintana Roo found on momondo in the last 72 hours is $499.
The fastest flight from St. Louis to Quintana Roo takes 3h 05m
Direct flights go from St. Louis to Quintana Roo every day.
There are 18 airports in Quintana Roo. From St. Louis there are direct flights to Cancun (CUN).
Search flight deals

Frequently asked questions about flying from St. Louis to Quintana Roo

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

    Prices for flights from Lambert-St Louis Airport to Quintana Roo were last updated today.

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

  • How old do you have to be to fly from Lambert-St Louis Airport to Quintana Roo?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Quintana Roo.

  • What documentation or ID do you need to fly to Quintana Roo?

    The travel and health documents required for your trip to Quintana Roo 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 Quintana Roo. 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 Quintana Roo?

Best airlines flying from St. Louis to Quintana Roo

Compare and see reviews for airlines that fly from St. Louis to Quintana Roo with momondo
Airline
Rating
Free Cancellation
Price
AeromexicoPriceFrom $168Free CancellationRating
7.4
1,485 reviews
Search Aeromexico flights
VolarisPriceFrom $180Free CancellationRating
6.6
1,155 reviews
Search Volaris flights
Air CanadaPriceFrom $195Free CancellationRating
7.1
11,269 reviews
Search Air Canada flights
DeltaPriceFrom $199Free CancellationRating
7.8
8,455 reviews
Search Delta flights
FrontierPriceFrom $227Free CancellationRating
5.6
2,856 reviews
Search Frontier flights
United AirlinesPriceFrom $330Free CancellationRating
7.4
9,898 reviews
Search United Airlines flights
JetBluePriceFrom $404Free CancellationRating
7.1
3,013 reviews
Search JetBlue flights
American AirlinesPriceFrom $416Free CancellationRating
7.1
11,773 reviews
Search American Airlines flights
SouthwestPriceFrom $458Free CancellationRating
7.9
4,246 reviews
Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Quintana Roo. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for St. Louis to Quintana Roo flights to just show those with flexible booking policies.

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

Once you have performed a search for St. Louis to Quintana Roo flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Quintana Roo, momondo offers a useful price alert feature which will track prices for flights to Quintana Roo from St. Louis and alert you when they change.

An easier way to manage your Quintana Roo trip

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