$107+ Cheap flights from San Juan to Missouri
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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STL
Nov 29 — Dec 61
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Juan to Missouri
Keep the following information in mind while searching for San Juan to Missouri flight deals. Data was last updated October 30, 2025.
Round-trip from | $168 (Frontier) |
|---|---|
One-way from | $107 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $422 |
Find flight deals from San Juan to Missouri
Cheapest flights from San Juan to MissouriExplore the most affordable flight options available from San Juan to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
Explore the most affordable flight options available from San Juan to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:59 amSJU - STL
1 stop8h 21mFrontier
Sun 11/162:12 pmSTL - SJU
1 stop10h 42mFrontier
Deal found 10/30![Frontier logo]()
$168
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:38 pmSJU - STL
1 stop7h 04mDelta
Mon 12/86:00 amSTL - SJU
1 stop6h 14mDelta
Deal found 10/29![Delta logo]()
$225
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 12/412:49 pmSJU - STL
2 stops10h 39mAmerican Airlines
Mon 12/84:36 pmSTL - SJU
1 stop15h 33mAmerican Airlines
Deal found 10/30![American Airlines logo]()
$230
This Southwest deal was found by Cheapflights users on 10/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:40 amSJU - STL
1 stop11h 50mSouthwest
Mon 12/88:15 amSTL - SJU
1 stop11h 15mSouthwest
Deal found 10/28![Southwest logo]()
$264
This Frontier deal was found by Cheapflights users on 10/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:01 amSJU - STL
2 stops19h 56mFrontier
Mon 11/244:13 pmSTL - SJU
1 stop8h 41mFrontier
Deal found 10/28![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:19 pmSJU - STL
1 stop17h 38mMultiple Airlines
Mon 11/247:04 pmSTL - SJU
2 stops26h 40mMultiple Airlines
Deal found 10/28![Multiple Airlines logo]()
$277
This Frontier deal was found by Cheapflights users on 10/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:30 amSJU - MCI
2 stops14h 08mFrontier
Sun 11/168:28 pmMCI - SJU
2 stops17h 42mFrontier
Deal found 10/28![Frontier logo]()
$281
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/108:20 amSJU - STL
1 stop6h 58mAmerican Airlines
Fri 12/126:00 amSTL - SJU
1 stop15h 52mAmerican Airlines
Deal found 10/29![American Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Tue 11/113:46 pmSJU - SGF
1 stop8h 00mUnited Airlines
Tue 11/189:00 amSGF - SJU
1 stop10h 26mUnited Airlines
Deal found 10/28![United Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amSJU - MCI
1 stop13h 10mMultiple Airlines
Mon 1/56:15 pmMCI - SJU
1 stop27h 34mMultiple Airlines
Deal found 10/27![Multiple Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/196:25 amSJU - MCI
1 stop17h 02mAmerican Airlines
Wed 12/31:40 pmMCI - SJU
1 stop8h 12mAmerican Airlines
Deal found 10/29![American Airlines logo]()
$360
This Frontier deal was found by Cheapflights users on 10/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/87:30 amSJU - MCI
1 stop11h 04mFrontier
Sat 11/158:28 pmMCI - SJU
2 stops16h 14mFrontier
Deal found 10/29![Frontier logo]()
$371
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan to Missouri 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 October 30, 2025.
Use the filters below to find and compare flights from San Juan to Missouri that are best for you.
Fly from
San Juan
Fly to
Missouri
Route
Depart
Return
Price
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 12/4
6:38 pm-11:42 pm
1 stop7h 04m
Lambert-St Louis
Mon 12/8
6:00 am-2:14 pm
1 stop6h 14m
$225
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 2/26
3:46 pm-10:14 pm
1 stop8h 28m
Lambert-St Louis
Tue 3/3
9:55 am-9:00 pm
1 stop9h 05m
$225
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 12/4
9:40 am-7:30 pm
1 stop11h 50m
Lambert-St Louis
Mon 12/8
8:15 am-9:30 pm
1 stop11h 15m
$264
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 2/26
6:30 am-5:15 pm
2 stops12h 45m
Lambert-St Louis
Tue 3/3
8:15 am-7:05 pm
2 stops8h 50m
$264
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 2/19
11:05 am-10:33 pm
1 stop13h 28m
Lambert-St Louis
Mon 2/23
5:11 pm-2:50 am
1 stop7h 39m
$276
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Fri 11/21
5:19 pm-8:57 am
1 stop17h 38m
Lambert-St Louis
Mon 11/24
4:13 pm-2:54 am
1 stop8h 41m
$279
San JuanKansas City
SJU - MCI
SJUMCI
San Juan Luis Munoz Marin Intl
Thu 11/13
7:30 am-7:38 pm
2 stops14h 08m
Kansas City
Sun 11/16
8:28 pm-4:10 pm
2 stops17h 42m
$281
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 2/19
8:19 am-9:31 pm
2 stops15h 12m
Lambert-St Louis
Mon 2/23
11:46 am-11:33 pm
1 stop9h 47m
$285
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 11/20
6:01 am-11:57 pm
2 stops19h 56m
Lambert-St Louis
Mon 11/24
7:43 pm-12:07 pm
2 stops14h 24m
$296
San JuanSt. Louis
SJU - STL
SJUSTL
San Juan Luis Munoz Marin Intl
Thu 2/19
7:45 am-3:38 pm
1 stop9h 53m
Lambert-St Louis
Mon 2/23
9:55 am-10:22 pm
2 stops10h 27m
$315
Showing 1-10 of 53 results
Best time to book a flight from San Juan to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from San Juan 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 San Juan to Missouri
What is the cheapest month to book a flight from San Juan to Missouri?
Currently, January is the cheapest month in which you can book a flight from San Juan to Missouri (average of $128). Flying from San Juan to Missouri in August is currently the most expensive (average of $253). 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 SJU to MO?
Find hourly flight availability from San Juan to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.
It’s optimal to fly from San Juan to Missouri at noon. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from San Juan to Missouri?
Use this chart to determine the cheapest time to fly round-trip from San Juan to Missouri. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Juan to Missouri flight should consider departing on Monday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San Juan to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from San Juan to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Juan to Missouri
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from San Juan to Missouri
Discover the top 6 airlines that operate flights from San Juan to Missouri. 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 October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$261 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$202 | Average$329 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$205 | Average$383 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$234 | Average$420 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$235 | Average$552 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$248 | Average$482 | FlexibilityNo cancel fee | On-time69% |