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San Juan

$155+ Cheap flights from Kansas City (MCI) to San Juan

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — SJU
Oct 29 — Nov 51
Wed 10/29
Wed 11/5
1 adult, Economy
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Cheapflights Tip: The best prices from Kansas City to San Juan are usually found in October or September, booked 68 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Kansas City to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to San Juan (PR1). 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 September 29, 2025.

Round-trip from

$235
(Delta)

One-way from

$155
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$375
From Kansas City to San Juan
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One-way flight from Kansas City to San Juan
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Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Kansas City to San Juan

Cheapest flights from Kansas City to San Juan
Explore the most affordable flight options available from Kansas City to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.

This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/251:37 pmMCI - SJU
1 stop7h 22mDelta
Thu 10/305:43 pmSJU - MCI
1 stop7h 08mDelta
Deal found 9/28$235
This United Airlines deal was found by Cheapflights users on 9/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:36 amMCI - SJU
1 stop7h 24mUnited Airlines
Sat 12/68:30 amSJU - MCI
2 stops10h 59mUnited Airlines
Deal found 9/28$255
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 10/317:00 amMCI - SJU
1 stop7h 40mAmerican Airlines
Sat 11/811:13 amSJU - MCI
1 stop14h 46mAmerican Airlines
Deal found 9/29$275
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Sat 12/612:28 pmMCI - SJU
1 stop19h 39mAmerican Airlines
Sat 12/136:25 amSJU - MCI
1 stop8h 30mAmerican Airlines
Deal found 9/29$296
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Wed 10/156:02 amMCI - SJU
1 stop16h 57mAmerican Airlines
Thu 10/231:35 pmSJU - MCI
2 stops11h 34mAmerican Airlines
Deal found 9/27$305
This United Airlines deal was found by Cheapflights users on 9/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:33 amMCI - SJU
2 stops11h 24mUnited Airlines
Sat 11/17:30 amSJU - MCI
2 stops11h 17mUnited Airlines
Deal found 9/27$311
This Cheapflightsfares deal was found by Cheapflights users on 9/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/61:44 pmMCI - SJU
1 stop7h 35mSpirit Airlines
Fri 12/122:59 amSJU - MCI
1 stop11h 40mSpirit Airlines
Deal found 9/29$312
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:33 amMCI - SJU
2 stops11h 24mUnited Airlines
Thu 10/307:10 amSJU - MCI
1 stop8h 11mUnited Airlines
Deal found 9/29$325

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City to San Juan 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 September 29, 2025.
Use the filters below to find and compare flights from Kansas City to San Juan that are best for you.

Fly from

Kansas City

Fly to

San Juan

Route

Depart

Return

Price

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 10/25

11:33 am-11:57 pm

2 stops11h 24m

San Juan Luis Munoz Marin Intl

Thu 10/30

7:10 am-2:21 pm

1 stop8h 11m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Tue 1/27

8:00 am-5:15 pm

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Tue 2/3

3:30 pm-12:01 am

1 stop10h 31m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Tue 3/3

9:10 am-9:00 pm

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Tue 3/10

7:10 am-2:50 pm

1 stop8h 40m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 10/25

1:37 pm-9:59 pm

1 stop7h 22m

San Juan Luis Munoz Marin Intl

Thu 10/30

5:43 pm-11:51 pm

1 stop7h 08m

$235

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Wed 12/3

11:36 am-9:00 pm

1 stop7h 24m

San Juan Luis Munoz Marin Intl

Sat 12/6

8:10 am-2:21 pm

1 stop8h 11m

$265

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Wed 1/7

11:29 am-9:00 pm

1 stop7h 31m

San Juan Luis Munoz Marin Intl

Wed 1/14

8:10 am-3:10 pm

1 stop9h 00m

$325

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Tue 1/27

12:35 pm-10:22 pm

1 stop7h 47m

San Juan Luis Munoz Marin Intl

Mon 2/2

2:05 am-2:27 pm

2 stops14h 22m

$325

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Wed 1/28

10:00 am-9:00 pm

1 stop9h 00m

San Juan Luis Munoz Marin Intl

Tue 2/3

8:10 am-7:57 pm

2 stops13h 47m

$325

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Mon 3/16

6:00 am-10:25 pm

1 stop15h 25m

$158

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 2/8

10:00 am-9:00 pm

1 stop9h 00m

$163

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 17 results
1
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Best time to book a flight from Kansas City to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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

How far ahead should I book a flight from Kansas City to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to San Juan. Price data was last updated on September 26, 2025.

The best time to book flights from Kansas City to San Juan is 68 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?

Currently, September is the cheapest month in which you can book a flight from Kansas City to San Juan (average of $254). Flying from Kansas City to San Juan in June is currently the most expensive (average of $339). 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 San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 29, 2025.

It’s optimal to fly from Kansas City to San Juan in the afternoon. By choosing this option you can save up to 24% 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?

Use this chart to determine the cheapest time to fly round-trip from Kansas City to San Juan. Price data was last updated on November 10, 2024.

Travelers seeking maximum savings on their Kansas City to San Juan 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?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated September 29, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Kansas City to San Juan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,964 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,924 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,055 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Kansas City to San Juan. 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?

    Located just 17.4 mi from the city center, Kansas City is the airport most travelers will use when flying to San Juan from Kansas City. Booking flights from Kansas City (MCI) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 5 different airlines.

  • How long is the flight from Kansas City to San Juan?

    A quick flight from Kansas City to San Juan can take about 7h 15m. United Airlines provides one of the quickest options available for as low as $235. The distance between Kansas City and San Juan is about 2238 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Kansas City to San Juan round-trip?

    Cheapflights users have booked flights from Kansas City to San Juan round-trip from $193. Other airlines that can offer you cheap pricing are United Airlines, from $248, and Delta, from $249. These flights start at 56% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Kansas City to San Juan one-way?

    One-way options have recently been found by users for as low as $158 on American Airlines. Other airlines that offer cheap prices include United Airlines from $163 and Spirit Airlines from $184 one-way.

  • Can I find deals for flights from Kansas City to San Juan that include hotel bookings?

    Yes. In addition to deals on Kansas City to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to San Juan?

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

  • Can I find deals for business class flights from Kansas City to San Juan?

    Yes. Cheapflights offers flight deals from Kansas City to San Juan 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?

    Currently, September is the cheapest month in which you can book a flight from Kansas City to San Juan (average of $254). Flying from Kansas City to San Juan in June is currently the most expensive (average of $339). 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

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Alternative routes for Kansas City to San Juan

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

Top 5 airlines flying from Kansas City to San Juan

Discover the top 5 airlines that operate flights from Kansas City to San Juan. 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 September 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$193Average$318FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$248Average$431FlexibilityNo cancel feeOn-time69%
DeltaCheapest$249Average$397FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$265Average$561FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$274Average$458FlexibilityNo cancel feeOn-time71%

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