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Luis Munoz Marin Intl

$228+ Cheap flights from Flint (FNT) 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — SJU
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Flint to Luis Munoz Marin Intl

Cheapest flights from Flint to Luis Munoz Marin Intl
Explore the most affordable flight options available from Flint to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

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.
Sun 12/77:51 pmFNT - SJU
2 stops27h 01mAmerican Airlines
Wed 12/106:25 amSJU - FNT
2 stops17h 30mAmerican Airlines
Deal found 10/29$295
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/72:40 pmFNT - SJU
1 stop8h 33mMultiple Airlines
Thu 12/1112:00 pmSJU - FNT
1 stop9h 28mMultiple Airlines
Deal found 10/29$349
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/61:34 pmFNT - SJU
2 stops32h 51mMultiple Airlines
Thu 12/1112:00 pmSJU - FNT
1 stop9h 28mMultiple Airlines
Deal found 10/29$362
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:41 pmFNT - SJU
2 stops30h 04mMultiple Airlines
Thu 12/1112:00 pmSJU - FNT
1 stop9h 28mMultiple Airlines
Deal found 10/29$380
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.
Fri 12/57:49 pmFNT - SJU
2 stops17h 26mAmerican Airlines
Mon 12/86:25 amSJU - FNT
2 stops18h 07mAmerican Airlines
Deal found 10/29$381
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.
Thu 12/47:51 pmFNT - SJU
2 stops27h 01mAmerican Airlines
Tue 12/911:00 amSJU - FNT
2 stops12h 55mAmerican Airlines
Deal found 10/29$393
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:00 amFNT - SJU
2 stops13h 26mUnited Airlines
Mon 11/32:05 amSJU - FNT
2 stops15h 01mUnited Airlines
Deal found 10/29$399
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:12 pmFNT - SJU
2 stops29h 37mMultiple Airlines
Thu 12/1112:00 pmSJU - FNT
1 stop9h 28mMultiple Airlines
Deal found 10/29$417

Cheap flight deals from Flint to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Flint (FNT) 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$430
(American Airlines)

One-way from

$228
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$620
Provider with most accurate pricing for Flint Bishop-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Flint Bishop-San Juan Luis Munoz Marin Intl flights.
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From Flint Bishop to San Juan Luis Munoz Marin Intl
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One-way flight from Flint Bishop to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 11% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Flint 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 October 29, 2025.
Use the filters below to find and compare flights from Flint to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Flint

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Wed 2/4

7:00 am-9:26 pm

2 stops13h 26m

San Juan Luis Munoz Marin Intl

Wed 2/4

2:05 am-5:09 pm

2 stops16h 04m

$320

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Tue 2/3

7:00 am-10:22 pm

2 stops14h 22m

San Juan Luis Munoz Marin Intl

Mon 2/9

2:05 am-5:09 pm

2 stops16h 04m

$325

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sun 2/1

5:44 pm-6:11 am

2 stops11h 27m

San Juan Luis Munoz Marin Intl

Tue 2/3

2:05 am-5:09 pm

2 stops16h 04m

$325

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Fri 1/30

7:26 pm-4:20 pm

2 stops19h 54m

San Juan Luis Munoz Marin Intl

Mon 2/9

7:12 pm-6:44 pm

2 stops24h 32m

$393

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sat 12/6

8:18 pm-3:02 pm

1 stop17h 44m

San Juan Luis Munoz Marin Intl

Wed 12/10

11:00 am-10:20 am

2 stops24h 20m

$393

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Thu 1/29

7:00 am-9:26 pm

2 stops13h 26m

San Juan Luis Munoz Marin Intl

Thu 2/5

8:35 am-5:09 pm

1 stop9h 34m

$398

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Tue 3/10

7:30 am-2:40 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Wed 3/11

7:35 am-4:13 pm

1 stop8h 38m

$398

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Mon 2/2

3:32 pm-9:55 am

1 stop17h 23m

San Juan Luis Munoz Marin Intl

Mon 2/9

11:05 am-10:03 pm

1 stop11h 58m

$427

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Fri 12/5

10:50 am-10:09 am

2 stops22h 19m

San Juan Luis Munoz Marin Intl

Thu 12/11

5:10 pm-10:20 am

2 stops18h 10m

$442

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sun 12/14

2:40 pm-12:13 am

1 stop8h 33m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 20 results
1
2

Compare providers for flights from Flint 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 Flint to Luis Munoz Marin Intl in October.
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

*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 Flint-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 Flint-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 Flint-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 Flint-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 Flint-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 Flint to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Flint 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 Flint to San Juan Luis Munoz Marin Intl Airport

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

Currently, September is the cheapest month in which you can book a flight from Flint to San Juan Luis Munoz Marin Intl Airport (average of $132). Flying from Flint to San Juan Luis Munoz Marin Intl Airport in April is currently the most expensive (average of $212). 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.

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 October 29, 2025.
See what other customers who have flown with United Airlines and American Airlines from Flint to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
8,999 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Flint 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 Flint to San Juan Luis Munoz Marin Intl?

    For a flight from Flint to San Juan Luis Munoz Marin Intl, you will be flying from Bishop. Flint Bishop (FNT) is just 4.3 mi from the center of the city. Bishop is the only Flint airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 2 airlines have flights to San Juan Luis Munoz Marin Intl from Flint Bishop on a regular basis.

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

    United Airlines and American Airlines can get you from Flint to San Juan Luis Munoz Marin Intl Airport in just under 13h 26m. Your travel time can differ by up to 6h 28m. Flint and San Juan Luis Munoz Marin Intl Airport are separated by a distance of 1985 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 Flint to San Juan Luis Munoz Marin Intl Airport round-trip?

    American Airlines, at $320, was found to be the cheapest airline from Flint to San Juan Luis Munoz Marin Intl Airport. An alternate airline flying to your destination would be United Airlines. American Airlines is 43% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Flint 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 Flint to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Flint 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 Flint to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Flint to San Juan Luis Munoz Marin Intl Airport (average of $132). Flying from Flint to San Juan Luis Munoz Marin Intl Airport in April is currently the most expensive (average of $212). 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
Luquillo
Humacao

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Flint to Luis Munoz Marin Intl

Discover the top 2 airlines that operate flights from Flint 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$320Average$549FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$463Average$638FlexibilityNo cancel feeOn-time69%

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