Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.
STLCUNSat, 14 Nov
Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fare₹27,849Delta Air Lines
Fastest5h 24mgate to gate
Options found145flights on this route
Find your flightSTL → CUN
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
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Delta Air Lines
DL-2822
16:39
2026-11-14
St Louis (STL)Lambert-St Louis Intl
19H :01 M
2 Stops
DTW
· 1h 20m Detroit (DTW), United States
JFK
· 9h 59m New York (JFK), United States
12:40
2026-11-15
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹27,849
Flight DetailsSTL to CUN - 19H :01 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹87,334
Flight DetailsSTL to CUN - 19H :01 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1626
06:40
2026-11-14
St Louis (STL)Lambert-St Louis Intl
29H :00 M
2 Stops
DTW
· 11h 22m Detroit (DTW), United States
JFK
· 9h 59m New York (JFK), United States
12:40
2026-11-15
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹28,379
Flight DetailsSTL to CUN - 29H :00 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹47,289
Flight DetailsSTL to CUN - 29H :00 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹47,819
Flight DetailsSTL to CUN - 29H :00 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹59,199
Flight DetailsSTL to CUN - 29H :00 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-2868
10:20
2026-11-14
St Louis (STL)Lambert-St Louis Intl
25H :20 M
2 Stops
DTW
· 7h 43m Detroit (DTW), United States
JFK
· 9h 59m New York (JFK), United States
12:40
2026-11-15
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹28,379
Flight DetailsSTL to CUN - 25H :20 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹47,289
Flight DetailsSTL to CUN - 25H :20 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1524
06:00
2026-11-14
St Louis (STL)Lambert-St Louis Intl
13H :55 M
1 Stop
ATL
· 9h 54m Atlanta (ATL), United States
20:55
2026-11-14
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹31,825
Flight DetailsSTL to CUN - 13H :55 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1597
06:13
2026-11-14
St Louis (STL)Lambert-St Louis Intl
8H :08 M
1 Stop
MSP
· 2h 27m Minneapolis (MSP), United States
15:21
2026-11-14
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹31,825
Flight DetailsSTL to CUN - 8H :08 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1536
07:13
2026-11-14
St Louis (STL)Lambert-St Louis Intl
12H :42 M
1 Stop
ATL
· 8h 44m Atlanta (ATL), United States
20:55
2026-11-14
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹31,825
Flight DetailsSTL to CUN - 12H :42 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1571
11:00
2026-11-14
St Louis (STL)Lambert-St Louis Intl
8H :55 M
1 Stop
ATL
· 4h 57m Atlanta (ATL), United States
20:55
2026-11-14
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹31,825
Flight DetailsSTL to CUN - 8H :55 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1400
12:20
2026-11-14
St Louis (STL)Lambert-St Louis Intl
7H :35 M
1 Stop
ATL
· 3h 37m Atlanta (ATL), United States
20:55
2026-11-14
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹31,825
Flight DetailsSTL to CUN - 7H :35 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Delta Air Lines
DL-1102
14:31
2026-11-14
St Louis (STL)Lambert-St Louis Intl
5H :24 M
1 Stop
ATL
· 1h 24m Atlanta (ATL), United States
20:55
2026-11-14
Cancun (CUN)Cancun
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
Publish
0 Pieces 1 Pieces
₹31,825
Flight DetailsSTL to CUN - 5H :24 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Fare RulesRefundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Main Plus
23KG (23 KG X 1 pcs) 2 Pieces (UPTO45LI/115LCM)
₹42,000
Flight DetailsSTL to CUN - 23H :40 M
Baggage InfoCheck-in 23KG (23 KG X 1 pcs) - Cabin 2 Pieces (UPTO45LI/115LCM)
Fare RulesNon-refundable fare. Final rules are verified before booking.
Up to 120 of 145 options on this route. Open the full search to see them all with every filter.
No flights match the selected filters. Clear filters or open full search.
Airfare Highlights
From flights departing on Sat, 14 Nov 2026.
Lowest fare₹27,849Delta Air Lines16:39
Earliest departure₹36,555United Airlines05:00
Shortest duration₹31,825Delta Air Lines14:31
Night
00:00-05:59
₹34,250American Airlines at 05:02Morning
06:00-11:59
₹28,379Delta Air Lines at 06:40Afternoon
12:00-17:59
₹27,849Delta Air Lines at 16:39Evening
18:00-23:59
₹33,720American Airlines at 18:15
Departure & Arrival Airport Details
St Louis (STL)
Lambert-St Louis Intl
United States
GMT -6
Latitude: 38.748697
Longitude: -90.370003
Cancun (CUN)
Cancun
Mexico
GMT -5
Latitude: 21.036500930800003
Longitude: -86.8770980835
Distance: St Louis (STL), United States to Cancun (CUN), Mexico - 1,997.63 km
Flights shown for 14 Nov 2026. View all flights opens the complete search result.
Ways to make this trip that you can book on FlyX, compared by price and journey time.
OptionFromJourney timeAvailabilityAction
Connecting flight₹27,849Longer, includes a stop145 options
Air distance is about 1,998 km. 3 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from St Louis to Cancun
Compare fares, stops, baggage and refundability across the airlines flying this route.
UN
United Airlines Flights
from ₹34,19065 flights
Fares from
₹34,190
Non-stop
None in these results
Departures
65 in the list above
AM
American Airlines Flights
from ₹33,72054 flights
Fares from
₹33,720
Non-stop
None in these results
Departures
54 in the list above
DE
Delta Air Lines Flights
from ₹27,84926 flights
Fares from
₹27,849
Non-stop
None in these results
Departures
26 in the list above
Route Overview & Flight Facts
Fastest flight duration
5h 24m · Delta Air Lines
First departure of the day
05:00 · United Airlines
Last departure of the day
20:15 · American Airlines
Flight options found
145
Airport codes
St Louis–STL, Cancun–CUN
Fares and timings are indicative. The exact price is confirmed with the airline when you search.
Flight Schedule, Timings & Airfare Insights
Daily Flight Schedule & Travel Duration
The search for Sat, 14 Nov found 145 flight options. The first flight leaves around 05:00 and the last around 20:15. The fastest flight takes about 5h 24m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Afternoon from ₹27,849, Morning from ₹28,379, Evening from ₹33,720, Night from ₹34,250. These observations do not predict the cheapest departure window on other dates.
Cheapest Airfare & Best Time to Book
Search your travel dates to compare current fares. Prices change with airline seat availability.
One-Way vs Round-Trip Fare Comparison
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Online Web Check-In & Boarding Pass
Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.
How to Book Cheap Flights on FlyX
1
Enter your travel details
Choose one-way or round-trip, pick your dates and travellers in the search form above.
2
Compare search results
Sort or filter the St Louis–Cancun results by price, departure time, stops and airline.
3
Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
4
Review the final price
Review the refreshed supplier fare, coupon saving and selected payment-method fee before you pay.
5
Pay securely
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Why Book Your Flight with FlyX?
Compare the available St Louis to Cancun options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
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Frequently Asked Questions
Is it worth booking St Louis to Cancun flights in advance?
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. On the St Louis to Cancun dates shown on this page, the lowest fare is on a Saturday at ₹27,849. This can change from week to week.
How far is St Louis from Cancun by air?
The direct air distance between St Louis (STL) and Cancun (CUN) is about 1,998 km. Actual flight time varies with the routing the airline files and with winds on the day.
Is there a direct flight from St Louis to Cancun?
Not on the dates shown here. Every St Louis to Cancun option on this page has at least one stop. Non-stop service can differ by season and by day, so check nearby dates before you decide.
Which airlines fly St Louis to Cancun?
United Airlines, American Airlines and Delta Air Lines are listed on this route for the dates shown here. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
How long is the flight from St Louis to Cancun?
Every option on this page has at least one stop, and the shortest total journey time is about 5h 24m including the layover. Non-stop service on this route can vary by season and by day.
What is the cheapest St Louis to Cancun flight fare?
The lowest St Louis to Cancun fare on this page is ₹27,849. Fares on the same dates run up to ₹67,430, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.
Which is the cheapest airline for St Louis to Cancun flight?
On this page, Delta Air Lines has the lowest St Louis to Cancun fare, starting from ₹27,849. American Airlines is next, from ₹33,720. The cheapest airline can change with the date, so compare a few days around your trip.
What time do St Louis to Cancun flights depart?
On the dates shown here, the first departure is around 05:00 and the last around 20:15, local time at St Louis. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Why does the price change after clicking Book Now?
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay. If it has moved, you see the new figure before any payment.
Before you book this route
Check the airport codes STL–CUN, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
Where these fares come from
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price. Run a search to see what is available for your own dates.
Fares shown are for departures on .
Check official travel requirements
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
Planning more than the flight? Our United States guide covers the best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.
The STL to CUN cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 1,997.63 km.
Before you book
Compare nearby dates
The date strip opens the complete search result for the route and selected date.
Use filters
Shortlist by price, stops, departure time and refundable fare preference.
Check fare choices
Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
Lowest St Louis to Cancun airfare, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare
₹27,849
14/11/2026
Delta Air Lines
16:39
Cheapest Airfare Within 30 Days
₹27,292
27/11/2026
Delta Air Lines
16:39
Cheapest Airfare Within 90 Days
₹26,457
26/01/2027
Delta Air Lines
16:39
Book St Louis to Cancun Flight Tickets on FlyX
FlyX lists each St Louis to Cancun flight in these results with its fare, departure time, stops, layover airport and baggage, so you can compare air tickets side by side. To find a cheap ticket, sort by price and check what baggage the fare includes. The fare is checked with the airline again before you pay.
St Louis to Cancun Flight Distance, Duration and Time
The aerial distance between St Louis and Cancun is about 1,998 KM. In these results, journey times range from 5h 24m to 32h 37m. Flights with a layover take longer because the total includes the connection time.
St Louis to Cancun flight duration is approximately 5 hours 24 minutes with a stop. No non-stop St Louis to Cancun flight is listed for the departure date shown on this page. St Louis to Cancun flight distance is around 1,998 KM.
St Louis to Cancun Flight Schedule and Timing
The search for these dates returned 145 flight options. The first departure from St Louis is at 05:00 and the last is at 20:15. Flights leave from Lambert-St Louis Intl and land at Cancun.
Flight Route Details & Analysis
Flight Details
Information
Route
St Louis to Cancun
Aerial Distance
1,998 KM
Flight Duration
5h 24m - 32h 37m
Airport Codes
St Louis - STL, Cancun - CUN
Total Flights Available
145 flights0 direct145 with layovers
First Flight Departure
Departs at 05:00
Last Flight Departure
Departs at 20:15
Early Morning Flights (12 AM - 8 AM)
49 flights0 direct49 with layovers
Morning Flights (8 AM - 12 PM)
40 flights0 direct40 with layovers
Afternoon Flights (12 PM - 4 PM)
29 flights0 direct29 with layovers
Evening Flights (4 PM - 8 PM)
24 flights0 direct24 with layovers
Night Flights (8 PM - 12 AM)
3 flights0 direct3 with layovers
Airport Information & Terminals
STL: St. Louis airport. St. Louis airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
CUN: Cancun airport. Airport access in Cancun depends on arrival time, terminal, hotel location and local traffic. Confirm the airport name on the ticket, then choose between official taxi, app cab, airport bus, rail or hotel transfer based on luggage and time of day.
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St Louis to Cancun
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Lambert-St Louis Intl
Cancun
