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Cheap flights from Kansas City to San Juan from $120

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to San Juan departing on 3/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kansas City to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
1:00 pm - 11:25 pm
MCI
-
SJU
8h 25m
1 stop
Southwest Logo
3:50 pm - 11:45 pm
SJU
-
MCI
9h 55m
1 stop
$256Southwest
Sun, Mar 1 - Thu, Mar 5
Multiple Airlines Logo
12:12 pm - 12:33 pm
MCI
-
SJU
23h 21m
1 stop
Multiple Airlines Logo
6:00 am - 11:07 am
SJU
-
MCI
30h 07m
1 stop
$259Multiple Airlines
Sat, May 2 - Thu, May 7
Spirit Airlines Logo
12:24 pm - 11:58 pm
MCI
-
SJU
10h 34m
1 stop
Spirit Airlines Logo
7:54 pm - 11:29 am
SJU
-
MCI
16h 35m
1 stop
$260Spirit Airlines
Fri, Mar 20 - Thu, Mar 26
Spirit Airlines Logo
11:26 am - 3:31 pm
MCI
-
SJU
26h 05m
1 stop
Spirit Airlines Logo
4:36 pm - 10:30 am
SJU
-
MCI
19h 54m
1 stop
$262Spirit Airlines
Mon, Feb 23 - Thu, Feb 26
Multiple Airlines Logo
10:14 am - 2:22 pm
MCI
-
SJU
26h 08m
1 stop
Multiple Airlines Logo
6:00 am - 9:58 am
SJU
-
MCI
53h 58m
2 stops
$267Multiple Airlines
Sun, Feb 22 - Fri, Feb 27
Spirit Airlines Logo
11:26 am - 2:31 pm
MCI
-
SJU
26h 05m
1 stop
Spirit Airlines Logo
7:54 pm - 11:29 am
SJU
-
MCI
16h 35m
1 stop
$268Spirit Airlines
Mon, Mar 9 - Fri, Mar 13
Multiple Airlines Logo
11:00 am - 4:21 pm
MCI
-
SJU
27h 21m
1 stop
Multiple Airlines Logo
6:00 am - 9:58 am
SJU
-
MCI
53h 58m
2 stops
$269Multiple Airlines
Fri, Feb 20 - Fri, Feb 27
Multiple Airlines Logo
10:55 am - 3:31 pm
MCI
-
SJU
26h 36m
2 stops
Multiple Airlines Logo
8:05 pm - 3:29 pm
SJU
-
MCI
21h 24m
1 stop
$270Multiple Airlines
Mon, Feb 23 - Tue, Mar 3
Multiple Airlines Logo
5:08 pm - 5:58 pm
MCI
-
SJU
23h 50m
2 stops
Multiple Airlines Logo
7:54 pm - 11:29 am
SJU
-
MCI
16h 35m
1 stop
$271Multiple Airlines
Mon, Mar 9 - Fri, Mar 13
Multiple Airlines Logo
10:14 am - 6:58 pm
MCI
-
SJU
30h 44m
2 stops
Multiple Airlines Logo
6:27 pm - 9:58 am
SJU
-
MCI
17h 31m
1 stop
$274Multiple Airlines
Sun, Feb 22 - Sat, Feb 28

Southwest flights from Kansas City to San Juan

Our best Southwest deals on Kansas City to San Juan flight tickets
Southwest
Mar 1
MCI1:00 pmKansas City
8h 25m
1 stop
SJU11:25 pmSan Juan Luis Munoz Marin Intl
Mar 5
SJU3:50 pmSan Juan Luis Munoz Marin Intl
9h 55m
1 stop
MCI11:45 pmKansas City
$256
Southwest
May 6
MCI11:55 amKansas City
8h 10m
2 stops
SJU9:05 pmSan Juan Luis Munoz Marin Intl
May 16
SJU10:00 amSan Juan Luis Munoz Marin Intl
10h 15m
1 stop
MCI7:15 pmKansas City
$310

Spirit Airlines flights from Kansas City to San Juan

Our best Spirit Airlines deals on Kansas City to San Juan flight tickets
Spirit Airlines
Mar 20
MCI12:24 pmKansas City
10h 34m
1 stop
SJU11:58 pmSan Juan Luis Munoz Marin Intl
Mar 26
SJU7:54 pmSan Juan Luis Munoz Marin Intl
16h 35m
1 stop
MCI11:29 amKansas City
$260
Spirit Airlines
Feb 23
MCI11:26 amKansas City
26h 05m
1 stop
SJU3:31 pmSan Juan Luis Munoz Marin Intl
Feb 26
SJU4:36 pmSan Juan Luis Munoz Marin Intl
19h 54m
1 stop
MCI10:30 amKansas City
$262
Spirit Airlines
Mar 9
MCI11:26 amKansas City
26h 05m
1 stop
SJU2:31 pmSan Juan Luis Munoz Marin Intl
Mar 13
SJU7:54 pmSan Juan Luis Munoz Marin Intl
16h 35m
1 stop
MCI11:29 amKansas City
$268

momondo 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, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Kansas City to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 3/1

1:00 pm-11:25 pm

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Thu 3/5

3:50 pm-11:45 pm

1 stop9h 55m

$256

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 5/2

12:12 pm-12:33 pm

1 stop23h 21m

San Juan Luis Munoz Marin Intl

Thu 5/7

6:00 am-11:07 am

1 stop30h 07m

$259

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Fri 3/20

12:24 pm-11:58 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

Thu 3/26

7:54 pm-11:29 am

1 stop16h 35m

$260

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Mon 2/23

11:26 am-3:31 pm

1 stop26h 05m

San Juan Luis Munoz Marin Intl

Thu 2/26

4:36 pm-10:30 am

1 stop19h 54m

$262

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 2/22

10:14 am-2:22 pm

1 stop26h 08m

San Juan Luis Munoz Marin Intl

Fri 2/27

6:00 am-9:58 am

2 stops53h 58m

$267

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Mon 3/9

11:26 am-2:31 pm

1 stop26h 05m

San Juan Luis Munoz Marin Intl

Fri 3/13

7:54 pm-11:29 am

1 stop16h 35m

$268

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Fri 2/20

11:00 am-4:21 pm

1 stop27h 21m

San Juan Luis Munoz Marin Intl

Fri 2/27

6:00 am-9:58 am

2 stops53h 58m

$269

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Mon 2/23

10:55 am-3:31 pm

2 stops26h 36m

San Juan Luis Munoz Marin Intl

Tue 3/3

8:05 pm-3:29 pm

1 stop21h 24m

$270

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Mon 3/9

5:08 pm-5:58 pm

2 stops23h 50m

San Juan Luis Munoz Marin Intl

Fri 3/13

7:54 pm-11:29 am

1 stop16h 35m

$271

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 2/22

10:14 am-6:58 pm

2 stops30h 44m

San Juan Luis Munoz Marin Intl

Sat 2/28

6:27 pm-9:58 am

1 stop17h 31m

$274

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Kansas City to San Juan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in October, then September is your next best option. Flight prices from Kansas City to San Juan during September average around $345.

How far in advance should I book a flight to San Juan?

You are more likely to see cheaper flights to San Juan from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $439 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Kansas City for as low as $359 on momondo.

Cheap Kansas City to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to San Juan

Fastest flight time

6h 35m

Direct flights

None
The fastest flight from Kansas City to San Juan takes 6h 35m
There are no direct flights from Kansas City to San Juan. There are no popular flight routes from Kansas City to San Juan.
Search flight deals

  • How far is Kansas City to San Juan by plane?

    The straight-line distance from Kansas City to San Juan is 2217.2 mi. Flights usually cover this in 6h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Kansas City Airport to San Juan?

    Prices for flights from Kansas City Airport to San Juan are updated daily.

  • How many operators does momondo search for flights from Kansas City Airport to San Juan?

  • How old do you have to be to fly from Kansas City Airport to San Juan?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kansas City Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The required travel and health documents for your San Juan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Kansas City to San Juan

Compare and see reviews for airlines that fly from Kansas City to San Juan with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $140Free CancellationRating
6.3
8,429 reviews
Search Spirit Airlines flights
DeltaPriceFrom $215Free CancellationRating
7.9
8,172 reviews
Search Delta flights
United AirlinesPriceFrom $235Free CancellationRating
7.4
9,253 reviews
Search United Airlines flights
American AirlinesPriceFrom $235Free CancellationRating
7.2
11,249 reviews
Search American Airlines flights
SouthwestPriceFrom $265Free CancellationRating
8.0
4,280 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to San Juan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from Kansas City.

Can I find flights from Kansas City to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan from Kansas City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kansas City to San Juan?

momondo helps you find the best flight between Kansas City and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Kansas City to San Juan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Kansas City and alert you when they change.

An easier way to manage your San Juan trip

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Isla Grande Airport
San Juan Luis Munoz Marin Intl Airport