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Amazing Frontier Airlines STL to CUN Flight Deals

The cheapest flights to Cancun Intl. found within the past 7 days were round trip and $107 one way. Prices and availability subject to change. Additional terms may apply.

CUN From STL Economy Coach Packages on Similar Airlines


Carrier Flight Depart STL Arrive CUN Sun
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F9 86 06:20 am 10:35 am Check fare Check fare - - Check fare Check fare Check fare 0 stop(s)

FAQs about Frontier Airlines Flights from STL to CUN

What terminal is Frontier Airlines at St. Louis Lambert International Airport?

If you're flying with Frontier Airlines from St. Louis, MO (STL-Lambert-St. Louis Intl.), you'll usually board from terminal 2. If you're jetting to Cancun, Quintana Roo (CUN-Cancun Intl.) from here, you're likely to be pulling in at terminal 4.

Are there Frontier Airlines non-stop flights from STL to CUN?

You'll be happy to hear you can fly direct from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) with Frontier Airlines and avoid tiresome layovers. The less time you spend traveling, the more time you'll have to embark on fun adventures.

How long is a Frontier Airlines flight from STL to CUN?

Depending on good weather and no delays, your Frontier Airlines flight from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) should take around 4 hours and 55 minutes. That means you've got enough time to eat a meal, get some sleep and check your travel program before touchdown.

What type of aircraft does Frontier Airlines fly from STL to CUN?

Locked in a seat with Frontier Airlines? You're likely to be taking a ride aboard the Airbus A320 aircraft on the STL to CUN flight route.

How many direct and indirect flights does Frontier Airlines fly from STL to CUN?

Throughout the year, Frontier Airlines connects St. Louis, MO (STL-Lambert-St. Louis Intl.) and Cancun, Quintana Roo (CUN-Cancun Intl.) roughly 103 times.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Cancun, Quintana Roo (CUN-Cancun Intl.), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.