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Cheap Flights from Saint Louis to Mexico
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1 Passenger
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Adults 18+
Children 2-11
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Average price per month
- Low Season: August
- High Season: September
- Prices for this route are volatile and fluctuate from month to month.
- The cheapest flights are usually bought in August, January and May.
- High season months are October, March and September. However, it's not the rule and you should always search current flight deals.
- For example, the flight from Saint Louis to Mexico is currently 35% cheaper than average.
Price increase as travel date approaches
- Flight prices for this route increase by 19% if you book last minute. Hover on the graph above to see for yourself!.
- To grab the lowest price possible, you should buy your flight around 58 days before departure!
- Consider booking at least 9 days before departure to increase your chances of getting a low price.
- Generally, it's safe to book between 90 and 60 days in advance.
Saint Louis to Mexico Flight Information
| Flights Depart From | Saint Louis (STL) |
| Flights Arriving To | Mexico (CUN) |
| Distance | 1997.95 km |
| Current Discount | 35 % |
| Average Price | $461.36 |
| Good Deal | $344.01 |
| Cheapest Airlines | Spirit Airlines, Delta Air Lines, Frontier Airlines |
| Popular Airlines | Alaska Airlines, Delta Air Lines, Aeromexico, American Airlines, United Airlines, Frontier Airlines, Spirit Airlines |
| Flight Duration | 02 hours 53 minutes |
| Flights Depart From |
| Saint Louis (STL) |
| Flights Arrive In |
| Mexico (CUN) |
| Distance |
| 1997.95 km |
| Flight Duration |
| 02 hours 53 minutes |
| Current Discount |
| 35 % |
| Average Price |
| $461.36 |
| Good Deal |
| $344.01 |
| Cheapest Airlines |
| Spirit Airlines, Delta Air Lines, Frontier Airlines |
| Popular Airlines |
| Alaska Airlines, Delta Air Lines, Aeromexico, American Airlines, United Airlines, Frontier Airlines, Spirit Airlines |
Most Reliable Airlines flying to Mexico
- According to our data, Alaska Airlines, Delta Air Lines and Aeromexico have the highest overall rating.
- The following airlines have the highest chance of on time arrivals: Alaska Airlines, Delta Air Lines and Spirit Airlines.
- If customer service is important for you then you should consider flying with Alaska Airlines, Delta Air Lines and Aeromexico.
| Airline | Overall Rating | On time arrival | Check-in & Boarding | Cleanliness | Customer Service | Food & Beverage | Entertainment | Legroom | Seat Comfort |
|---|---|---|---|---|---|---|---|---|---|
Alaska Airlines |
4.1 | 4.5 | 4.5 | 4.5 | 4.5 | 3.5 | 3.5 | 4.0 | 4.0 |
Delta Air Lines |
3.8 | 4.5 | 4.0 | 4.0 | 4.0 | 3.5 | 4.0 | 3.5 | 3.5 |
Aeromexico |
3.6 | 4.0 | 3.5 | 4.0 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
American Airlines |
3.3 | 4.0 | 3.5 | 3.5 | 3.5 | 3.0 | 3.0 | 3.5 | 3.0 |
United Airlines |
3.3 | 4.0 | 3.5 | 3.5 | 3.5 | 3.0 | 3.0 | 3.0 | 3.0 |
Frontier Airlines |
2.8 | 3.5 | 3.5 | 3.5 | 3.0 | 2.0 | 1.5 | 2.5 | 2.5 |
Spirit Airlines |
2.8 | 4.5 | 3.0 | 3.5 | 3.0 | 2.0 | 1.5 | 2.5 | 2.5 |
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
4.0
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
4.0
Customer Service
3.5
Food & Beverage
3.5
Entertainment
3.5
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.5
Seat Comfort
3.0
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.0
Seat Comfort
3.0
Overall Rating
3.0
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.0
Food & Beverage
2.0
Entertainment
1.5
Legroom
2.5
Seat Comfort
2.5
Overall Rating
3.0
On time arrival
4.5
Check-in & Boarding
3.0
Cleanliness
3.5
Customer Service
3.0
Food & Beverage
2.0
Entertainment
1.5
Legroom
2.5
Seat Comfort
2.5
Good to know:
Enter your preferred departure airport and travel dates into the search form above to unlock the latest Mexico flight deals.
Track the flight prices from Saint Louis to Mexico by subscribing to Fare Alerts to never miss the best deals possible.
Did you know that you could find even better deals when you use our Mobile App?. How to get the cheapest flight to Mexico?
Currently there is a 35% discount on flights to Mexico. This price won't stay too long and you should consider buying now.
Awesome Deals
notifications_active In the past few days the following airlines offered the lowest prices from Saint Louis to Mexico: Spirit Airlines, Delta Air Lines and Frontier Airlines..
Spirit AirlinesTue, 29 Oct STL CUN
Tue, 05 Nov CUN STL Trip duration: 8 days$272.32
Spirit AirlinesTue, 05 Nov STL CUN
Sat, 09 Nov CUN STL Trip duration: 4 days$272.52
Spirit AirlinesSat, 26 Oct STL CUN
Sat, 02 Nov CUN STL Trip duration: 7 days$272.72
Spirit AirlinesMon, 02 Dec STL CUN
Wed, 11 Dec CUN STL Trip duration: 9 days$303.39
Spirit AirlinesTue, 05 Nov STL CUN
Sat, 09 Nov CUN STL Trip duration: 4 days$330.46
Delta Air LinesMon, 27 Jan STL CUN
Sat, 01 Feb CUN STL Trip duration: 5 days$354.66
Frontier AirlinesSat, 09 Nov STL PVR
Fri, 15 Nov PVR STL Trip duration: 6 days$356.71
Spirit AirlinesMon, 27 Jan STL CUN
Sat, 01 Feb CUN STL Trip duration: 5 days$381.71
Frontier AirlinesThu, 19 Dec STL CUN
Wed, 25 Dec CUN STL Trip duration: 6 days$382.61
Spirit AirlinesFri, 10 Jan STL CUN
Fri, 24 Jan CUN STL Trip duration: 14 days$382.98
Spirit AirlinesSat, 07 Dec STL CUN
Fri, 13 Dec CUN STL Trip duration: 6 days$382.98
Spirit AirlinesWed, 23 Oct STL CUN
Wed, 30 Oct CUN STL Trip duration: 7 days$387.85
Frontier AirlinesSat, 02 Nov STL PVR
Sat, 16 Nov PVR STL Trip duration: 15 days$388.01
Spirit AirlinesFri, 25 Oct STL CUN
Mon, 28 Oct CUN STL Trip duration: 3 days$392.35
Frontier AirlinesThu, 24 Oct STL CUN
Mon, 28 Oct CUN STL Trip duration: 4 days$394.51
Frontier AirlinesFri, 18 Oct STL PVR
Fri, 25 Oct PVR STL Trip duration: 7 days$395.01
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Frequently Asked Questions
- How long is a direct flight from Saint Louis to Mexico?A direct flight from Saint Louis to Mexico takes roughly 02 hours 53 minutes.
- How many direct flights are there between Saint Louis to Mexico daily?On average, there are 1 direct flights from Saint Louis to Mexico each day.
- Which airlines offer cheap airfare from Saint Louis to Mexico?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with Spirit Airlines, Delta Air Lines and Frontier Airlines.
- Do I need my passport to fly from Saint Louis to Mexico?Yes, you most certainly do.
- Which airlines fly from Saint Louis to Mexico most often?Alaska Airlines, Delta Air Lines, Aeromexico, American Airlines, United Airlines, Frontier Airlines and Spirit Airlines are the top.
- Which airport will I be flying from in Saint Louis?When departing from Saint Louis you'll be flying out of Lambert-St. Louis International.
- Which airport will I be flying from in Mexico?When departing from Mexico you'll be flying out of Cancún International.
- How is Justfly.com so good at finding cheap flights?We've taken an oath of secrecy and vowed never to say. Just kidding. Our team and technology allows us to browse through hundreds of airlines and hundreds of thousands of flights to find the lowest prices. Then we pass the savings on to you.
- Can Justfly.com help me save money in any other way?We're glad you asked. We help you save money with our Fare Alerts, Price Trend charts and multi-ticket bookings. We also help you save on hotels and car rentals.
- How many airlines does Justfly.com search to find affordable flights?We typically search over 400 airlines.
- Can Justfly.com's Price Trend tool really tell me the best time to buy tickets?Absolutely! That's why we've made it accessible to you.
- Will the price of my flight change?Flight prices and availability change often. To counter this, we update the important data as often as possible every step of the way.
- How will I receive my booking confirmation and travel information?We'll send you an email with the important details!
- Can you cancel or change Justfly.com flights?You sure can. But give us a call first. We'll do our best to find a solution. However, in some cases, if we cancel your booking, we'll have to charge an administrative fee of $75 (domestic), $125 (trans-border between Canada and USA) and $200 (international).
- Are Justfly.com's tickets refundable?All bookings are currently non-refundable.
- How do I contact Justfly.com?To find answers to all of your questions, click here to visit our support page.