$162 Cheap Flights from St. Louis (STL) to Montego Bay (MBJ)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ)

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Cheap Flights from St. Louis to Montego Bay (STL-MBJ)

Prices were available within the past 7 days and start at $162 for one-way flights and $371 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Southwest Airlines
Spirit Airlines
Southwest Airlines
Delta
Southwest Airlines
United
Delta
Southwest Airlines
Frontier Airlines

Find the cheapest month to fly from St. Louis (STL) to Montego Bay (MBJ)

May is typically the cheapest month to fly

From $340 - $620 per traveler.

Graph displaying average flight prices per month

Alternative airports near Montego Bay

Prices were available within the past 7 days. Prices and availability are subject to change.

Flights from St. Louis (STL) to Montego Bay (MBJ)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Sir Donald Sangster Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$370
Distance
1585 mi
Average flight time
2 hours 40 mins

St. Louis to Montego Bay Flights

The cheapest times to fly from St. Louis to Montego Bay

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Montego Bay are during the month of August. You can find some of the cheapest flights from St. Louis to Montego Bay with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Montego Bay

Sunday is one of the best days to book for cheap flights from St. Louis to Montego Bay: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Montego Bay

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Montego Bay in 2025. You can also book with separate airlines for your outbound and return journeys, from $162 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Montego Bay flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Montego Bay airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ) cost?
Snag cheap return tickets starting at $545 from Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southwest Airlines flight leaving STL on August 2 2025 and touching down at MBJ. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from STL to MBJ?
The cheapest flights from STL to MBJ are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from STL to MBJ?
Fly from STL to MBJ with Southwest Airlines. This carrier currently has the cheapest one-way fare for this route, starting from $200. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from STL on August 2 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ)?
You'll have to hop on a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from STL to MBJ?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ)?
To avoid possible delays on the Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ) route, fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ) last-minute?
Last-minute fares from STL to MBJ are generally more expensive. For the best rates, start looking for flights as soon as possible. That being said, if your travel plans are flexible, it's possible to score a cheap fare right before your trip.
Is it cheaper to book a STL to MBJ flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to MBJ flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the stress out of travel planning. Just pick your flights and choose from our extensive range of stays, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Sir Donald Sangster Intl. Airport (MBJ)?
It's usually possible to cancel or reschedule your STL to MBJ flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.