HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Luis Munoz Marin Intl

$96+ Cheap flights from Kansas City (MCI) to Luis Munoz Marin Intl (SJU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — SJU
Jan 12 — Jan 191
Mon 1/12
Mon 1/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kansas City to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Kansas City to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 65 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Kansas City to Luis Munoz Marin Intl

Cheapest flights from Kansas City to Luis Munoz Marin Intl
Explore the most affordable flight options available from Kansas City to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:15 pmMCI - SJU
1 stop16h 14mMultiple Airlines
Thu 1/86:00 amSJU - MCI
2 stops30h 31mMultiple Airlines
Deal found 12/10$343
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:15 pmMCI - SJU
1 stop16h 14mMultiple Airlines
Wed 1/78:08 pmSJU - MCI
1 stop16h 23mMultiple Airlines
Deal found 12/10$346
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:15 pmMCI - SJU
1 stop25h 50mMultiple Airlines
Thu 1/86:00 amSJU - MCI
2 stops30h 31mMultiple Airlines
Deal found 12/10$391
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:15 pmMCI - SJU
1 stop25h 50mSpirit Airlines
Wed 1/78:08 pmSJU - MCI
1 stop16h 23mSpirit Airlines
Deal found 12/10$394
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:33 amMCI - SJU
2 stops13h 06mMultiple Airlines
Wed 1/78:08 pmSJU - MCI
1 stop16h 23mMultiple Airlines
Deal found 12/10$404
This KAYAK deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:15 pmMCI - SJU
1 stop15h 43mSpirit Airlines
Tue 12/304:10 amSJU - MCI
1 stop15h 00mSpirit Airlines
Deal found 12/13$417
This KAYAK deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:15 pmMCI - SJU
1 stop15h 43mSpirit Airlines
Wed 1/78:08 pmSJU - MCI
2 stops22h 01mSpirit Airlines
Deal found 12/10$418
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:00 amMCI - SJU
2 stops9h 03mAmerican Airlines
Thu 12/258:25 amSJU - MCI
2 stops12h 26mAmerican Airlines
Deal found 12/11$420
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:15 pmMCI - SJU
1 stop25h 50mSpirit Airlines
Wed 1/78:08 pmSJU - MCI
1 stop16h 23mSpirit Airlines
Deal found 12/10$422
This CheapOair deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:15 pmMCI - SJU
1 stop15h 43mSpirit Airlines
Thu 1/86:00 amSJU - MCI
1 stop12h 09mSpirit Airlines
Deal found 12/12$431
This Kiwi.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:15 pmMCI - SJU
1 stop15h 43mMultiple Airlines
Wed 12/311:59 amSJU - MCI
2 stops43h 51mMultiple Airlines
Deal found 12/13$432

Find flight deals from Kansas City to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$222
(Kiwi.com)

One-way from

$96
(Orbitz)

Popular in

December

Cheapest in

October

Average price

$621
Provider with most accurate pricing for Kansas City-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-San Juan Luis Munoz Marin Intl flights.
Search Deals
From Kansas City to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Kansas City to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City to Luis Munoz Marin Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 13, 2025.
Use the filters below to find and compare flights from Kansas City to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Kansas City

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Tue 2/24

9:44 am-11:32 pm

1 stop11h 48m

San Juan Luis Munoz Marin Intl

Tue 3/3

4:03 pm-8:56 am

1 stop18h 53m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 2/22

10:44 am-11:58 pm

1 stop11h 14m

San Juan Luis Munoz Marin Intl

Wed 2/25

7:30 am-3:59 pm

1 stop10h 29m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 5/2

10:10 am-8:38 pm

1 stop9h 28m

San Juan Luis Munoz Marin Intl

Wed 5/6

7:20 am-3:02 pm

1 stop8h 42m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Tue 3/3

10:44 am-11:58 pm

1 stop11h 14m

San Juan Luis Munoz Marin Intl

Tue 3/10

5:10 pm-12:06 am

1 stop7h 56m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Mon 2/23

7:00 am-5:17 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Thu 2/26

7:30 am-12:16 pm

1 stop6h 46m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 1/24

12:20 pm-8:58 pm

1 stop6h 38m

San Juan Luis Munoz Marin Intl

Wed 2/4

6:27 pm-11:51 pm

1 stop7h 24m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Thu 2/26

8:35 pm-9:55 am

1 stop11h 20m

San Juan Luis Munoz Marin Intl

Sat 3/7

9:50 pm-7:25 am

1 stop11h 35m

$274

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 5/2

5:10 am-3:35 pm

2 stops9h 25m

San Juan Luis Munoz Marin Intl

Wed 5/6

5:35 am-4:00 pm

2 stops11h 25m

$284

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 2/22

2:45 pm-1:35 am

2 stops8h 50m

San Juan Luis Munoz Marin Intl

Wed 2/25

5:40 am-1:40 pm

2 stops10h 00m

$300

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 4/11

10:25 am-7:05 pm

1 stop7h 40m

San Juan Luis Munoz Marin Intl

Sun 4/19

9:45 pm-9:25 am

1 stop12h 40m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Kansas City to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to Luis Munoz Marin Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kansas City-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kansas City-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansas City to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Kansas City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kansas City to San Juan Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Kansas City to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Luis Munoz Marin Intl. Price data was last updated on December 5, 2025.

The best time to book flights from Kansas City to San Juan Luis Munoz Marin Intl Airport is 65 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Kansas City to San Juan Luis Munoz Marin Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Kansas City to San Juan Luis Munoz Marin Intl Airport (average of $167). Flying from Kansas City to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $330). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MCI to SJU?

Find hourly flight availability from Kansas City to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 13, 2025.

It’s optimal to fly from Kansas City to San Juan Luis Munoz Marin Intl Airport in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Kansas City to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Kansas City to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kansas City to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Kansas City to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luis Munoz Marin Intl. Reviews last updated December 13, 2025.
Read through reviews of airlines operating flights from Kansas City to San Juan Luis Munoz Marin Intl Airport, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,009 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,094 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,052 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,182 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Kansas City to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kansas City to San Juan Luis Munoz Marin Intl?

    Most people fly from Kansas City (MCI) if they book a flight from Kansas City to San Juan Luis Munoz Marin Intl. On average, Kansas City has 0 outbound flights to San Juan Luis Munoz Marin Intl per day from 5 airlines. Kansas City is conveniently located just 17.4 mi from Kansas City’s city center.

  • How long is the flight from Kansas City to San Juan Luis Munoz Marin Intl Airport?

    There are many flights that can get you from Kansas City to San Juan Luis Munoz Marin Intl Airport in 11h 14m. Fly via American Airlines or Delta to get the fastest option. There are 2238 mi between Kansas City and San Juan Luis Munoz Marin Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Kansas City to San Juan Luis Munoz Marin Intl Airport round-trip?

    Spirit Airlines, at $153, was found to be the cheapest airline from Kansas City to San Juan Luis Munoz Marin Intl Airport.Alternate airlines to your destination round-trip include Delta and American Airlines. Users have found that Spirit Airlines is 65% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Kansas City to San Juan Luis Munoz Marin Intl Airport one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $108. Spirit Airlines flights start at $117 while deals on American Airlines start at $118 one-way.

  • Can I find deals for flights from Kansas City to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Kansas City to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansas City to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from Kansas City to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Kansas City to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kansas City to San Juan Luis Munoz Marin Intl Airport?

    Currently, June is the cheapest month in which you can book a flight from Kansas City to San Juan Luis Munoz Marin Intl Airport (average of $167). Flying from Kansas City to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $330). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Humacao
Luquillo
Bayamón

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kansas City to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Luis Munoz Marin Intl flights
Springfield to Luis Munoz Marin Intl flights

Top 5 airlines flying from Kansas City to Luis Munoz Marin Intl

Discover the top 5 airlines that operate flights from Kansas City to Luis Munoz Marin Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$193Average$313FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$235Average$415FlexibilityNo cancel feeOn-time69%
DeltaCheapest$239Average$391FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$243Average$459FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$260Average$558FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.