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Cheap flights from Kansas City to San Juan from $128

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 8/16. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kansas City to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:16 am - 12:38 am
MCI
-
SJU
13h 22m
1 stop
Multiple Airlines Logo
6:12 pm - 3:17 pm
SJU
-
MCI
23h 05m
2 stops
$284Multiple Airlines
Mon, Nov 2 - Thu, Nov 5
Multiple Airlines Logo
6:11 pm - 11:57 pm
MCI
-
SJU
28h 46m
2 stops
Multiple Airlines Logo
4:39 pm - 10:21 am
SJU
-
MCI
18h 42m
1 stop
$293Multiple Airlines
Fri, Oct 2 - Sat, Oct 10
Frontier Logo
6:17 pm - 12:41 am
MCI
-
SJU
29h 24m
2 stops
Frontier Logo
3:48 pm - 10:41 am
SJU
-
MCI
19h 53m
1 stop
$300Frontier
Fri, Aug 14 - Thu, Aug 20
Multiple Airlines Logo
11:16 am - 12:57 am
MCI
-
SJU
11h 41m
1 stop
Multiple Airlines Logo
8:24 pm - 3:17 pm
SJU
-
MCI
20h 53m
2 stops
$303Multiple Airlines
Sun, Nov 1 - Tue, Nov 10
Frontier Logo
6:17 pm - 2:16 pm
MCI
-
SJU
18h 59m
1 stop
Frontier Logo
5:37 pm - 10:41 am
SJU
-
MCI
42h 04m
2 stops
$308Frontier
Sat, Aug 15 - Sat, Aug 22
Multiple Airlines Logo
11:16 am - 12:57 am
MCI
-
SJU
11h 41m
1 stop
Multiple Airlines Logo
6:12 pm - 3:17 pm
SJU
-
MCI
23h 05m
2 stops
$309Multiple Airlines
Sun, Nov 1 - Tue, Nov 10
Frontier Logo
11:26 am - 12:56 am
MCI
-
SJU
36h 30m
2 stops
Frontier Logo
5:25 pm - 4:05 pm
SJU
-
MCI
23h 40m
1 stop
$317Frontier
Fri, Aug 21 - Fri, Aug 28
Frontier Logo
11:26 am - 12:56 am
MCI
-
SJU
36h 30m
2 stops
Frontier Logo
5:25 pm - 4:05 pm
SJU
-
MCI
23h 40m
1 stop
$318Frontier
Fri, Aug 21 - Fri, Aug 28
Frontier Logo
5:00 pm - 2:16 pm
MCI
-
SJU
20h 16m
1 stop
Frontier Logo
5:37 pm - 10:41 am
SJU
-
MCI
42h 04m
2 stops
$319Frontier
Sat, Aug 22 - Sat, Aug 29
Frontier Logo
6:17 pm - 2:16 pm
MCI
-
SJU
18h 59m
1 stop
Frontier Logo
5:37 pm - 10:41 am
SJU
-
MCI
42h 04m
2 stops
$321Frontier
Sat, Aug 15 - Sat, Aug 22

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American Airlines flights from Kansas City to San Juan

Our best American Airlines deals on Kansas City to San Juan flight tickets
American Airlines
Sep 5
MCI11:20 amKansas City
11h 55m
2 stops
SJU12:15 amSan Juan Luis Munoz Marin Intl
Sep 11
SJU3:35 pmSan Juan Luis Munoz Marin Intl
18h 23m
1 stop
MCI8:58 amKansas City
$346
American Airlines
Sep 9
MCI6:00 amKansas City
13h 47m
1 stop
SJU8:47 pmSan Juan Luis Munoz Marin Intl
Sep 13
SJU6:00 amSan Juan Luis Munoz Marin Intl
17h 59m
1 stop
MCI10:59 pmKansas City
$351
American Airlines
Aug 28
MCI6:00 amKansas City
11h 30m
2 stops
SJU6:30 pmSan Juan Luis Munoz Marin Intl
Sep 1
SJU10:33 amSan Juan Luis Munoz Marin Intl
12h 12m
2 stops
MCI9:45 pmKansas City
$352

Southwest flights from Kansas City to San Juan

Our best Southwest deals on Kansas City to San Juan flight tickets
Southwest
Oct 22
MCI8:35 pmKansas City
11h 45m
1 stop
SJU9:20 amSan Juan Luis Munoz Marin Intl
Oct 26
SJU5:30 amSan Juan Luis Munoz Marin Intl
10h 30m
1 stop
MCI3:00 pmKansas City
$361
Southwest
Oct 16
MCI3:35 pmKansas City
8h 45m
2 stops
SJU1:20 amSan Juan Luis Munoz Marin Intl
Oct 20
SJU6:35 amSan Juan Luis Munoz Marin Intl
10h 20m
2 stops
MCI3:55 pmKansas City
$376
Southwest
Sep 24
MCI4:15 pmKansas City
6h 35m
1 stop
SJU11:50 pmSan Juan Luis Munoz Marin Intl
Sep 27
SJU5:00 amSan Juan Luis Munoz Marin Intl
8h 55m
2 stops
MCI12:55 pmKansas City
$386

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 July 23, 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

Cheapest round-trip

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Mon 11/2

9:16 am-12:38 am

1 stop13h 22m

San Juan Luis Munoz Marin Intl

Thu 11/5

6:12 pm-3:17 pm

2 stops23h 05m

$284

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Fri 10/2

6:11 pm-11:57 pm

2 stops28h 46m

San Juan Luis Munoz Marin Intl

Sat 10/10

4:39 pm-10:21 am

1 stop18h 42m

$293

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Fri 8/14

6:17 pm-12:41 am

2 stops29h 24m

San Juan Luis Munoz Marin Intl

Thu 8/20

3:48 pm-10:41 am

1 stop19h 53m

$300
Quickest round-trip

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 11/1

11:16 am-12:57 am

1 stop11h 41m

San Juan Luis Munoz Marin Intl

Tue 11/10

8:24 pm-3:17 pm

2 stops20h 53m

$303

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 8/15

6:17 pm-2:16 pm

1 stop18h 59m

San Juan Luis Munoz Marin Intl

Sat 8/22

5:37 pm-10:41 am

2 stops42h 04m

$308

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sun 11/1

11:16 am-12:57 am

1 stop11h 41m

San Juan Luis Munoz Marin Intl

Tue 11/10

6:12 pm-3:17 pm

2 stops23h 05m

$309

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Fri 8/21

11:26 am-12:56 am

2 stops36h 30m

San Juan Luis Munoz Marin Intl

Fri 8/28

5:25 pm-4:05 pm

1 stop23h 40m

$317

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Fri 8/21

11:26 am-12:56 am

2 stops36h 30m

San Juan Luis Munoz Marin Intl

Fri 8/28

5:25 pm-4:05 pm

1 stop23h 40m

$318

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 8/22

5:00 pm-2:16 pm

1 stop20h 16m

San Juan Luis Munoz Marin Intl

Sat 8/29

5:37 pm-10:41 am

2 stops42h 04m

$319

Kansas CitySan Juan

MCI - SJU

MCISJU

Kansas City

Sat 8/15

6:17 pm-2:16 pm

1 stop18h 59m

San Juan Luis Munoz Marin Intl

Sat 8/22

5:37 pm-10:41 am

2 stops42h 04m

$321

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Kansas City and San Juan?

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in September, then October is your next best option. Flight prices from Kansas City to San Juan during October average around $328.

How far in advance should I book a flight from Kansas City 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 $450 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 $395 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 25m

Direct flights

None
The fastest flight from Kansas City to San Juan takes 6h 25m
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

Frequently asked questions about flying from Kansas City to San Juan

  • 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 25m, 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
FrontierPriceFrom $132Free CancellationRating
5.6
2,770 reviews
Search Frontier flights
DeltaPriceFrom $133Free CancellationRating
7.8
8,479 reviews
Search Delta flights
United AirlinesPriceFrom $235Free CancellationRating
7.4
10,024 reviews
Search United Airlines flights
American AirlinesPriceFrom $235Free CancellationRating
7.1
11,832 reviews
Search American Airlines flights
SouthwestPriceFrom $274Free CancellationRating
8.0
4,238 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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Sat 8/22
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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