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Cheap flights from St. Louis to Quintana Roo from $145

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 11/9. 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.
Multiple Airlines Logo
10:20 am - 10:03 amSTL  Lambert-St Louis-CUN Cancun
23h 43m2 stops Dallas/Fort Worth Mexico City Benito Juarez
Multiple Airlines Logo
3:41 pm - 9:40 amCUN  Cancun-STL Lambert-St Louis
17h 59m1 stop Atlanta Hartsfield-Jackson
$415Multiple Airlines
Sun, Oct 4 - Sun, Oct 11
Multiple Airlines Logo
10:20 am - 11:19 amSTL  Lambert-St Louis-CUN Cancun
24h 59m2 stops Dallas/Fort Worth Santiago de Querétaro
Multiple Airlines Logo
1:51 pm - 1:10 pmCUN  Cancun-STL Lambert-St Louis
23h 19m1 stop Atlanta Hartsfield-Jackson
$415Multiple Airlines
Thu, Sep 24 - Sun, Sep 27
Air Canada Logo
2:40 pm - 9:50 amSTL  Lambert-St Louis-CUN Cancun
19h 10m1 stop Toronto Pearson Intl
Air Canada Logo
9:05 pm - 3:26 pmCUN  Cancun-STL Lambert-St Louis
18h 21m1 stop Toronto Pearson Intl
$429Air Canada
Mon, Oct 19 - Sat, Oct 24
American Airlines Logo
6:00 am - 1:16 pmSTL  Lambert-St Louis-CUN Cancun
6h 16m1 stop Chicago O'Hare Intl
American Airlines Logo
3:09 pm - 11:34 pmCUN  Cancun-STL Lambert-St Louis
9h 25m1 stop Dallas/Fort Worth
$430American Airlines
Tue, Jan 5 - Tue, Jan 12
American Airlines Logo
6:00 am - 1:16 pmSTL  Lambert-St Louis-CUN Cancun
6h 16m1 stop Chicago O'Hare Intl
American Airlines Logo
3:09 pm - 11:34 pmCUN  Cancun-STL Lambert-St Louis
9h 25m1 stop Dallas/Fort Worth
$432American Airlines
Tue, Jan 5 - Tue, Jan 12
Frontier Logo
2:29 pm - 12:37 pmSTL  Lambert-St Louis-CUN Cancun
22h 08m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
1:51 pm - 1:10 pmCUN  Cancun-STL Lambert-St Louis
23h 19m1 stop Atlanta Hartsfield-Jackson
$439Frontier
Fri, Sep 11 - Thu, Sep 17
Frontier Logo
2:29 pm - 12:37 pmSTL  Lambert-St Louis-CUN Cancun
22h 08m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
3:41 pm - 9:40 amCUN  Cancun-STL Lambert-St Louis
17h 59m1 stop Atlanta Hartsfield-Jackson
$440Frontier
Fri, Oct 2 - Thu, Oct 8
Southwest Logo
10:20 am - 2:25 pmSTL  Lambert-St Louis-CUN Cancun
3h 05mnonstop
Southwest Logo
12:35 pm - 10:10 pmCUN  Cancun-STL Lambert-St Louis
10h 35m1 stop Baltimore/Washington
$444Southwest
Tue, Nov 10 - Tue, Nov 17
Air Canada Logo
8:55 am - 8:10 pmSTL  Lambert-St Louis-CUN Cancun
11h 15m1 stop Toronto Pearson Intl
Air Canada Logo
10:00 am - 6:41 pmCUN  Cancun-STL Lambert-St Louis
8h 41m1 stop Montreal Pierre Elliott Trudeau Intl
$445Air Canada
Tue, Oct 13 - Tue, Oct 20
Southwest Logo
6:05 am - 2:10 pmSTL  Lambert-St Louis-CUN Cancun
8h 05m1 stop Baltimore/Washington
Southwest Logo
1:00 pm - 10:30 pmCUN  Cancun-STL Lambert-St Louis
9h 30m1 stop Orlando
$448Southwest
Mon, Sep 21 - Thu, Sep 24

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American Airlines flights from St. Louis to Quintana Roo

Our best American Airlines deals on St. Louis to Quintana Roo flight tickets
American Airlines
Jan 5
STL6:00 amLambert-St Louis
6h 16m
1 stop
CUN1:16 pmCancun
Jan 12
CUN3:09 pmCancun
9h 25m
1 stop
STL11:34 pmLambert-St Louis
$430
American Airlines
Jan 5
STL6:00 amLambert-St Louis
6h 16m
1 stop
CUN1:16 pmCancun
Jan 12
CUN3:09 pmCancun
9h 25m
1 stop
STL11:34 pmLambert-St Louis
$432
American Airlines
Jan 30
STL5:27 pmLambert-St Louis
17h 22m
1 stop
CUN11:49 amCancun
Feb 2
CUN4:07 pmCancun
6h 58m
1 stop
STL10:05 pmLambert-St Louis
$464

Volaris flights from St. Louis to Quintana Roo

Our best Volaris deals on St. Louis to Quintana Roo flight tickets
Volaris
Aug 17
STL6:34 amLambert-St Louis
3h 16m
CUN9:50 amCancun
Aug 24
CUN12:51 pmCancun
27h 40m
3 stops
STL4:31 pmLambert-St Louis
$701
Volaris
Aug 17
STL6:34 amLambert-St Louis
3h 16m
CUN9:50 amCancun
Aug 19
CUN12:51 pmCancun
27h 40m
3 stops
STL4:31 pmLambert-St Louis
$731

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 August 13, 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 Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Sun 10/4

10:20 am-10:03 am

2 stops23h 43m

Cancun

Sun 10/11

3:41 pm-9:40 am

1 stop17h 59m

$415

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Thu 9/24

10:20 am-11:19 am

2 stops24h 59m

Cancun

Sun 9/27

1:51 pm-1:10 pm

1 stop23h 19m

$415

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Mon 10/19

2:40 pm-9:50 am

1 stop19h 10m

Cancun

Sat 10/24

9:05 pm-3:26 pm

1 stop18h 21m

$429

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Tue 1/5

6:00 am-1:16 pm

1 stop6h 16m

Cancun

Tue 1/12

3:09 pm-11:34 pm

1 stop9h 25m

$430

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Tue 1/5

6:00 am-1:16 pm

1 stop6h 16m

Cancun

Tue 1/12

3:09 pm-11:34 pm

1 stop9h 25m

$432

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Fri 9/11

2:29 pm-12:37 pm

1 stop22h 08m

Cancun

Thu 9/17

1:51 pm-1:10 pm

1 stop23h 19m

$439

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Fri 10/2

2:29 pm-12:37 pm

1 stop22h 08m

Cancun

Thu 10/8

3:41 pm-9:40 am

1 stop17h 59m

$440
Quickest round-trip

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Tue 11/10

10:20 am-2:25 pm

Nonstop3h 05m

Cancun

Tue 11/17

12:35 pm-10:10 pm

1 stop10h 35m

$444

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Tue 10/13

8:55 am-8:10 pm

1 stop11h 15m

Cancun

Tue 10/20

10:00 am-6:41 pm

1 stop8h 41m

$445

St. LouisCancún

STL Lambert-St Louis - CUN Cancun

STLCUN

Lambert-St Louis

Mon 9/21

6:05 am-2:10 pm

1 stop8h 05m

Cancun

Thu 9/24

1:00 pm-10:30 pm

1 stop9h 30m

$448

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 $339. If you aren’t able to travel during the month of September, then book flights to Quintana Roo from St. Louis during December instead. Flights to Quintana Roo in December, while not as cheap as those in September, still average around $402.

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 $411. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Quintana Roo is Thursday, with ticket prices averaging around $523.

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 $477. 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 $485 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 $450 on momondo.

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

There are 4 cabin classes 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

$290

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 $290. The best round-trip flight deal from St. Louis to Quintana Roo found on momondo in the last 72 hours is $554.
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
1,472 reviews
Search Aeromexico flights
VolarisPriceFrom $187Free CancellationRating
6.6
1,147 reviews
Search Volaris flights
Air CanadaPriceFrom $195Free CancellationRating
7.1
11,467 reviews
Search Air Canada flights
FrontierPriceFrom $221Free CancellationRating
5.6
2,696 reviews
Search Frontier flights
DeltaPriceFrom $236Free CancellationRating
7.8
8,503 reviews
Search Delta flights
United AirlinesPriceFrom $330Free CancellationRating
7.4
10,113 reviews
Search United Airlines flights
JetBluePriceFrom $404Free CancellationRating
7.1
3,035 reviews
Search JetBlue flights
American AirlinesPriceFrom $423Free CancellationRating
7.1
11,924 reviews
Search American Airlines flights
SouthwestPriceFrom $456Free CancellationRating
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 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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Popular flights according to clicks in the last 7 days on momondo
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