$107 Cheap Flights from Kansas City (MCI) to San Juan (SJU)

View $107 flight on Mon, Aug 18, 2025Opens in a new window

Popular airlines from Kansas City International Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Kansas City to San Juan (MCI-SJU)

Prices were available within the past 7 days and start at $107 for one-way flights and $210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Nov 19 - Thu, Nov 20
MCI
Kansas City
SJU
San Juan
$210 Roundtrip, found 3 days ago
$210
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Nov 19 from Kansas City to San Juan, returning Thu, Nov 20, priced at $210 found 3 days ago
Delta
Sat, Oct 25 - Mon, Nov 3
MCI
Kansas City
SJU
San Juan
$215 Roundtrip, found 1 day ago
$215
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Oct 25 from Kansas City to San Juan, returning Mon, Nov 3, priced at $215 found 1 day ago
Southwest Airlines
Wed, Sep 17 - Sun, Sep 21
MCI
Kansas City
SJU
San Juan
$215 Roundtrip, just found
$215
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Sep 17 from Kansas City to San Juan, returning Sun, Sep 21, priced at $215 just found
American Airlines
Sat, Nov 8 - Wed, Nov 12
MCI
Kansas City
SJU
San Juan
$217 Roundtrip, found 8 hours ago
$217
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Sat, Nov 8 from Kansas City to San Juan, returning Wed, Nov 12, priced at $217 found 8 hours ago
American Airlines
Wed, Sep 17 - Sun, Sep 21
MCI
Kansas City
SJU
San Juan
$218 Roundtrip, just found
$218
Roundtrip
just found
Select American Airlines flight, departing Wed, Sep 17 from Kansas City to San Juan, returning Sun, Sep 21, priced at $218 just found
Delta
Wed, Oct 29 - Wed, Nov 5
MCI
Kansas City
SJU
San Juan
$220 Roundtrip, just found
$220
Roundtrip
just found
Select Delta flight, departing Wed, Oct 29 from Kansas City to San Juan, returning Wed, Nov 5, priced at $220 just found
Delta
Tue, Nov 4 - Sat, Nov 8
MCI
Kansas City
SJU
San Juan
$222 Roundtrip, found 1 hour ago
$222
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Nov 4 from Kansas City to San Juan, returning Sat, Nov 8, priced at $222 found 1 hour ago
American Airlines
Sun, Nov 9 - Thu, Nov 20
MCI
Kansas City
SJU
San Juan
$222 Roundtrip, found 1 day ago
$222
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Nov 9 from Kansas City to San Juan, returning Thu, Nov 20, priced at $222 found 1 day ago
United
Tue, Jan 13 - Fri, Jan 16
MCI
Kansas City
SJU
San Juan
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select United flight, departing Tue, Jan 13 from Kansas City to San Juan, returning Fri, Jan 16, priced at $227 found 3 days ago
Frontier Airlines
Sat, Oct 25 - Sat, Nov 8
MCI
Kansas City
SJU
San Juan
$236 Roundtrip, found 1 day ago
$236
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Oct 25 from Kansas City to San Juan, returning Sat, Nov 8, priced at $236 found 1 day ago

Find the cheapest month to fly from Kansas City (MCI) to San Juan (SJU)

October is typically the cheapest month to fly

From $195 - $395 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Juan

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

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $355
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $355
Flights from Kansas City (MCI) to San Juan (SJU)
Origin airport
Kansas City Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$209
Distance
2239 mi

Kansas City to San Juan Flights

The cheapest times to fly from Kansas City to San Juan

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 Kansas City to San Juan are during the month of November. You can find some of the cheapest flights from Kansas City to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kansas City to San Juan

Sunday is one of the best days to book for cheap flights from Kansas City to San Juan: 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 Kansas City to San Juan

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 Kansas City to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $107 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 Kansas City to San Juan 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 Kansas City to San Juan 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 Kansas City Intl. Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU) cost?
Discover the latest flight deals from MCI to SJU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MCI to SJU?
The cheapest flights from MCI to SJU 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 MCI to SJU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from MCI to SJU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Kansas City Intl. Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU)?
You'll have to take a flight with a layover when traveling from Kansas City Intl. Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU). Direct flights don't operate daily 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 MCI to SJU?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kansas City Intl. Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid possible delays on the Kansas City Intl. Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU) route, fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Kansas City Intl. Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Last-minute bookings from MCI to SJU are typically more expensive. To secure the best prices, start searching for flights ahead of time. That said, if you're flexible with your travel plans, you may score a cheap fare right before your trip.
Can I cancel or change the date of my flight from Kansas City Intl. Airport (MCI) to Luis Munoz Marin Intl. Airport (SJU)?
Generally, it's possible to cancel or reschedule your MCI to SJU flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.