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Cheap flights from St. Louis to Quintana Roo from $113

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 10/5. 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

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Find the cheapest flights from St. Louis to Quintana Roo

Cheap round-trip flights

Frontier Logo
10:21 am - 1:34 pmSTL-CUN
3h 13mnonstop
Frontier Logo
2:49 pm - 6:10 pmCUN-STL
3h 21mnonstop
$248Frontier
Find Deal
Fri, Sep 26 - Tue, Sep 30
Frontier Logo
10:21 am - 1:34 pmSTL-CUN
3h 13mnonstop
Frontier Logo
2:49 pm - 6:10 pmCUN-STL
3h 21mnonstop
$278Frontier
Find Deal
Sat, Sep 13 - Sat, Sep 20
Frontier Logo
10:21 am - 1:34 pmSTL-CUN
3h 13mnonstop
Frontier Logo
2:49 pm - 6:10 pmCUN-STL
3h 21mnonstop
$282Frontier
Find Deal
Sat, Sep 27 - Sun, Oct 5
American Airlines Logo
6:03 pm - 11:00 amSTL-CUN
15h 57m1 stop
American Airlines Logo
11:35 am - 7:30 pmCUN-STL
8h 55m1 stop
$336American Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
American Airlines Logo
7:10 am - 11:32 amSTL-CUN
3h 22mnonstop
American Airlines Logo
1:20 pm - 8:21 pmCUN-STL
8h 01m1 stop
$376American Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
Delta Logo
1:55 pm - 9:20 pmSTL-CUN
6h 25m1 stop
Delta Logo
8:00 am - 6:34 pmCUN-STL
11h 34m1 stop
$381Delta
Find Deal
Thu, Dec 4 - Tue, Dec 9
Aeromexico Logo
6:00 am - 2:00 pmSTL-CZM
8h 00m1 stop
Aeromexico Logo
3:15 pm - 11:40 pmCZM-STL
8h 25m1 stop
$498Aeromexico
Find Deal
Wed, Jan 21 - Wed, Jan 28
Aeromexico Logo
6:00 am - 2:00 pmSTL-CZM
8h 00m1 stop
Aeromexico Logo
3:15 pm - 11:40 pmCZM-STL
8h 25m1 stop
$514Aeromexico
Find Deal
Wed, Jan 14 - Tue, Jan 20
United Airlines Logo
6:15 am - 12:19 pmSTL-CZM
7h 04m1 stop
United Airlines Logo
1:25 pm - 10:22 pmCZM-STL
7h 57m1 stop
$523United Airlines
Find Deal
Tue, Oct 14 - Mon, Oct 27
United Airlines Logo
6:15 am - 12:19 pmSTL-CZM
7h 04m1 stop
United Airlines Logo
1:25 pm - 12:39 pmCZM-STL
22h 14m2 stops
$527United Airlines
Find Deal
Tue, Oct 14 - Mon, Oct 27

Frontier flights from St. Louis to Quintana Roo

Our best Frontier deals on St. Louis to Quintana Roo flight tickets
Frontier
Sep 26
STL10:21 amLambert-St Louis
3h 13m
CUN1:34 pmCancun
Sep 30
CUN2:49 pmCancun
3h 21m
STL6:10 pmLambert-St Louis
$248
Find similar
Frontier
Sep 13
STL10:21 amLambert-St Louis
3h 13m
CUN1:34 pmCancun
Sep 20
CUN2:49 pmCancun
3h 21m
STL6:10 pmLambert-St Louis
$278
Find similar
Frontier
Sep 27
STL10:21 amLambert-St Louis
3h 13m
CUN1:34 pmCancun
Oct 5
CUN2:49 pmCancun
3h 21m
STL6:10 pmLambert-St Louis
$282
Find similar

American Airlines flights from St. Louis to Quintana Roo

Our best American Airlines deals on St. Louis to Quintana Roo flight tickets
American Airlines
Dec 6
STL6:03 pmLambert-St Louis
15h 57m
1 stop
CUN11:00 amCancun
Dec 11
CUN11:35 amCancun
8h 55m
1 stop
STL7:30 pmLambert-St Louis
$336
Find similar
American Airlines
Dec 6
STL7:10 amLambert-St Louis
3h 22m
CUN11:32 amCancun
Dec 11
CUN1:20 pmCancun
8h 01m
1 stop
STL8:21 pmLambert-St Louis
$376
Find similar
American Airlines
Sep 13
STL7:23 amLambert-St Louis
6h 27m
1 stop
CUN1:50 pmCancun
Sep 20
CUN7:50 amCancun
10h 32m
1 stop
STL6:22 pmLambert-St Louis
$450
Find similar

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 September 1, 2025.
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

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Fri 9/26

10:21 am-1:34 pm

Nonstop3h 13m

Cancun

Tue 9/30

2:49 pm-6:10 pm

Nonstop3h 21m

$248

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 9/13

10:21 am-1:34 pm

Nonstop3h 13m

Cancun

Sat 9/20

2:49 pm-6:10 pm

Nonstop3h 21m

$278

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 9/27

10:21 am-1:34 pm

Nonstop3h 13m

Cancun

Sun 10/5

2:49 pm-6:10 pm

Nonstop3h 21m

$282

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 12/6

6:03 pm-11:00 am

1 stop15h 57m

Cancun

Thu 12/11

11:35 am-7:30 pm

1 stop8h 55m

$336

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sat 12/6

7:10 am-11:32 am

Nonstop3h 22m

Cancun

Thu 12/11

1:20 pm-8:21 pm

1 stop8h 01m

$376

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Thu 12/4

1:55 pm-9:20 pm

1 stop6h 25m

Cancun

Tue 12/9

8:00 am-6:34 pm

1 stop11h 34m

$381

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 1/21

6:00 am-2:00 pm

1 stop8h 00m

Cozumel

Wed 1/28

3:15 pm-11:40 pm

1 stop8h 25m

$498

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Wed 1/14

6:00 am-2:00 pm

1 stop8h 00m

Cozumel

Tue 1/20

3:15 pm-11:40 pm

1 stop8h 25m

$514

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 10/14

6:15 am-12:19 pm

1 stop7h 04m

Cozumel

Mon 10/27

1:25 pm-10:22 pm

1 stop7h 57m

$523

St. LouisCozumel

STL - CZM

STLCZM

Lambert-St Louis

Tue 10/14

6:15 am-12:19 pm

1 stop7h 04m

Cozumel

Mon 10/27

1:25 pm-12:39 pm

2 stops22h 14m

$527

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 $398. If you aren’t able to travel during the month of September, then book flights to Quintana Roo from St. Louis during April instead. Flights to Quintana Roo in April, while not as cheap as those in September, still average around $439.

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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $470. 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 $549.

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 evening. Our users have found flights to Quintana Roo in the evening for as low as $367. In contrast, the most expensive time of day to depart to Quintana Roo is at noon when prices are around $831.

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 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 $515 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 $413 on momondo.

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

There are 2 cabin classes available to choose from on Lambert-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?

No. A direct flight is the cheapest option for a flight between St. Louis to Quintana Roo.

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

$189

Fastest flight time

3h 07m

Direct flights

Every day

Airports in Quintana Roo

1 airport
The best one-way flight to Quintana Roo from St. Louis in the past 72 hours is $189. The best round-trip flight deal from St. Louis to Quintana Roo found on momondo in the last 72 hours is $301.
The fastest flight from St. Louis to Quintana Roo takes 3h 07m
Direct flights go from St. Louis to Quintana Roo every day.
There is 1 airport near Quintana Roo: Cancun (CUN)
Search flight deals

  • 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
Spirit AirlinesPriceFrom $132Free CancellationRating
6.3
8,009 reviews
Search Spirit Airlines flights
VolarisPriceFrom $174Free CancellationRating
6.6
1,157 reviews
Search Volaris flights
FrontierPriceFrom $260Free CancellationRating
5.8
3,200 reviews
Search Frontier flights
AeromexicoPriceFrom $342Free CancellationRating
7.4
1,710 reviews
Search Aeromexico flights
DeltaPriceFrom $358Free CancellationRating
7.9
7,974 reviews
Search Delta flights
United AirlinesPriceFrom $387Free CancellationRating
7.4
8,936 reviews
Search United Airlines flights
American AirlinesPriceFrom $479Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $506Free CancellationRating
8.0
4,239 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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