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Cheap flights from St. Louis to Quintana Roo from $163

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 8/3. 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
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
5:27 pm - 9:09 am
STL
-
CUN
39h 42m
2 stops
Frontier Logo
3:39 pm - 7:23 pm
CUN
-
STL
27h 44m
1 stop
$339Frontier
Mon, May 25 - Tue, Jun 2
Frontier Logo
5:27 pm - 9:09 am
STL
-
CUN
39h 42m
2 stops
Frontier Logo
3:39 pm - 7:23 pm
CUN
-
STL
27h 44m
1 stop
$350Frontier
Sat, May 23 - Tue, Jun 2
Frontier Logo
3:34 pm - 9:52 am
STL
-
CUN
18h 18m
1 stop
Frontier Logo
3:35 pm - 7:23 pm
CUN
-
STL
27h 48m
1 stop
$354Frontier
Sat, Aug 15 - Tue, Aug 25
Frontier Logo
8:08 pm - 12:49 pm
STL
-
CUN
16h 41m
1 stop
Frontier Logo
3:35 pm - 8:52 am
CUN
-
STL
17h 17m
2 stops
$360Frontier
Sat, Aug 15 - Tue, Aug 25
Frontier Logo
8:08 pm - 12:49 pm
STL
-
CUN
16h 41m
1 stop
Frontier Logo
3:35 pm - 7:23 pm
CUN
-
STL
27h 48m
1 stop
$362Frontier
Thu, Aug 13 - Tue, Aug 25
American Airlines Logo
7:04 am - 2:10 pm
STL
-
CZM
8h 06m
1 stop
American Airlines Logo
3:12 pm - 11:59 pm
CZM
-
STL
7h 47m
1 stop
$580American Airlines
Tue, Jun 9 - Tue, Jun 16
American Airlines Logo
5:29 am - 2:10 pm
STL
-
CZM
9h 41m
1 stop
American Airlines Logo
3:20 pm - 10:35 am
CZM
-
STL
18h 15m
1 stop
$595American Airlines
Tue, Jun 16 - Tue, Jun 23
American Airlines Logo
5:29 am - 2:10 pm
STL
-
CZM
9h 41m
1 stop
American Airlines Logo
3:20 pm - 10:35 am
CZM
-
STL
18h 15m
1 stop
$600American Airlines
Wed, Jun 17 - Tue, Jun 23
United Airlines Logo
5:10 am - 2:42 pm
STL
-
CZM
10h 32m
2 stops
United Airlines Logo
3:52 pm - 10:39 am
CZM
-
STL
17h 47m
2 stops
$610United Airlines
Thu, Jun 4 - Thu, Jun 11
United Airlines Logo
5:10 am - 2:42 pm
STL
-
CZM
10h 32m
2 stops
United Airlines Logo
3:52 pm - 10:16 pm
CZM
-
STL
5h 24m
1 stop
$630United Airlines
Sat, Sep 12 - Sat, Sep 19

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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
May 25
STL5:27 pmLambert-St Louis
39h 42m
2 stops
CUN9:09 amCancun
Jun 2
CUN3:39 pmCancun
27h 44m
1 stop
STL7:23 pmLambert-St Louis
$339
Frontier
May 23
STL5:27 pmLambert-St Louis
39h 42m
2 stops
CUN9:09 amCancun
Jun 2
CUN3:39 pmCancun
27h 44m
1 stop
STL7:23 pmLambert-St Louis
$350
Frontier
Aug 15
STL3:34 pmLambert-St Louis
18h 18m
1 stop
CUN9:52 amCancun
Aug 25
CUN3:35 pmCancun
27h 48m
1 stop
STL7:23 pmLambert-St Louis
$354

Air Canada flights from St. Louis to Quintana Roo

Our best Air Canada deals on St. Louis to Quintana Roo flight tickets
Air Canada
May 9
STL7:05 amLambert-St Louis
13h 55m
2 stops
CUN9:00 pmCancun
May 16
CUN9:05 pmCancun
15h 01m
1 stop
STL12:06 pmLambert-St Louis
$453
Air Canada
May 8
STL1:05 pmLambert-St Louis
23h 05m
1 stop
CUN12:10 pmCancun
May 11
CUN9:05 pmCancun
15h 01m
1 stop
STL12:06 pmLambert-St Louis
$454
Air Canada
May 8
STL1:05 pmLambert-St Louis
23h 05m
1 stop
CUN12:10 pmCancun
May 12
CUN9:05 pmCancun
23h 20m
2 stops
STL8:25 pmLambert-St Louis
$458

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 May 7, 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

Mon 5/25

5:27 pm-9:09 am

2 stops39h 42m

Cancun

Tue 6/2

3:39 pm-7:23 pm

1 stop27h 44m

$339

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 5/23

5:27 pm-9:09 am

2 stops39h 42m

Cancun

Tue 6/2

3:39 pm-7:23 pm

1 stop27h 44m

$350

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 8/15

3:34 pm-9:52 am

1 stop18h 18m

Cancun

Tue 8/25

3:35 pm-7:23 pm

1 stop27h 48m

$354

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 8/15

8:08 pm-12:49 pm

1 stop16h 41m

Cancun

Tue 8/25

3:35 pm-8:52 am

2 stops17h 17m

$360

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Thu 8/13

8:08 pm-12:49 pm

1 stop16h 41m

Cancun

Tue 8/25

3:35 pm-7:23 pm

1 stop27h 48m

$362
Quickest round-trip

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 6/9

7:04 am-2:10 pm

1 stop8h 06m

Cozumel

Tue 6/16

3:12 pm-11:59 pm

1 stop7h 47m

$580

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 6/16

5:29 am-2:10 pm

1 stop9h 41m

Cozumel

Tue 6/23

3:20 pm-10:35 am

1 stop18h 15m

$595

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 6/17

5:29 am-2:10 pm

1 stop9h 41m

Cozumel

Tue 6/23

3:20 pm-10:35 am

1 stop18h 15m

$600

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Thu 6/4

5:10 am-2:42 pm

2 stops10h 32m

Cozumel

Thu 6/11

3:52 pm-10:39 am

2 stops17h 47m

$610

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Sat 9/12

5:10 am-2:42 pm

2 stops10h 32m

Cozumel

Sat 9/19

3:52 pm-10:16 pm

1 stop5h 24m

$630

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, July 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 $104. If you aren’t able to travel during the month of July, 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 July, 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 Monday. momondo users have found tickets for Monday departures for as low as $388. 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 $497.

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 $433. 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 $462 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 $391 on momondo.

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

You could potentially save up to 1% 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

$243

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 $243. The best round-trip flight deal from St. Louis to Quintana Roo found on momondo in the last 72 hours is $462.
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
1,517 reviews
Search Aeromexico flights
VolarisPriceFrom $182Free CancellationRating
6.5
1,165 reviews
Search Volaris flights
DeltaPriceFrom $199Free CancellationRating
7.9
8,459 reviews
Search Delta flights
FrontierPriceFrom $219Free CancellationRating
5.6
2,964 reviews
Search Frontier flights
United AirlinesPriceFrom $330Free CancellationRating
7.4
9,692 reviews
Search United Airlines flights
JetBluePriceFrom $404Free CancellationRating
7.1
2,980 reviews
Search JetBlue flights
American AirlinesPriceFrom $423Free CancellationRating
7.1
11,670 reviews
Search American Airlines flights
SouthwestPriceFrom $471Free CancellationRating
7.9
4,301 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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Find better results for your trip to Quintana Roo

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