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$138+ Cheap flights from Flint, MI (FNT) to Puerto Rico

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — SJU
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Flint to Puerto Rico

Keep the following information in mind while searching for Flint to Puerto Rico flight deals. Data was last updated July 31, 2025.

Round-trip from

$215
(American Airlines)

One-way from

$138
(American Airlines)

Popular in

October

Cheapest in

May

Average price

$645
From Flint Bishop to Puerto Rico
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One-way flight from Flint Bishop to Puerto Rico
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Highest demand for flights based on searches. 35% potential increase in price ($324 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Flint to Puerto Rico

Cheapest flights from Flint to Puerto Rico
Explore the most affordable flight options available from Flint to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 10/226:00 amFNT - SJU
2 stops17h 59mAmerican Airlines
Wed 10/292:35 pmSJU - FNT
2 stops19h 47mAmerican Airlines
Deal found 7/29$215
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/227:00 amFNT - SJU
1 stop7h 44mUnited Airlines
Mon 9/291:05 amSJU - FNT
2 stops12h 21mUnited Airlines
Deal found 7/30$387

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flint to Puerto Rico 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 July 31, 2025.
Use the filters below to find and compare flights from Flint to Puerto Rico that are best for you.

Fly from

Flint

Fly to

Puerto Rico

Route

Depart

Return

Price

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Wed 10/22

6:00 am-11:59 pm

2 stops17h 59m

San Juan Luis Munoz Marin Intl

Wed 10/29

2:35 pm-10:22 am

2 stops19h 47m

$215

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Mon 9/22

7:00 am-2:44 pm

1 stop7h 44m

San Juan Luis Munoz Marin Intl

Mon 9/29

1:05 am-1:26 pm

2 stops12h 21m

$387

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sat 9/13

6:45 am-4:20 pm

2 stops9h 35m

$138

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Mon 9/15

7:00 am-2:44 pm

1 stop7h 44m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Flint to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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 Puerto Rico

What is the cheapest month to book a flight from Flint, Michigan to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Flint, Michigan to Puerto Rico (average of $254). Flying from Flint, Michigan to Puerto Rico 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.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Flint to Puerto Rico, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,902 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,902 reviews
United Airlines
7.4
Good
8,902 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,902 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Flint to Puerto Rico. 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 Puerto Rico?

    Located just 4.3 mi from the city center, Flint Bishop (FNT) is the airport most travelers will use when flying to Puerto Rico from Flint.

  • Can I find deals for flights from Flint to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Flint to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Flint to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Flint to Puerto Rico.

  • Can I find deals for business class flights from Flint to Puerto Rico?

    Yes. Cheapflights offers flight deals from Flint to Puerto Rico 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, Michigan to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Flint, Michigan to Puerto Rico (average of $254). Flying from Flint, Michigan to Puerto Rico 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 Flint to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Flint to Puerto Rico

Discover the top 2 airlines that operate flights from Flint to Puerto Rico. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$359Average$499FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$463Average$688FlexibilityNo cancel feeOn-time69%

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