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San Juan

$398+ Cheap flights from Flint (FNT) to San Juan

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — SJU
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheap flight deals from Flint to San Juan

Cheapest flights from Flint to San Juan
Explore the most affordable flight options available from Flint to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/7. 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.
Tue 12/2311:09 amFNT - SJU
2 stops21h 26mAmerican Airlines
Mon 12/298:35 pmSJU - FNT
2 stops27h 32mAmerican Airlines
Deal found 12/7$793
This American Airlines deal was found by Cheapflights users on 12/9. 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.
Tue 12/2311:09 amFNT - SJU
2 stops21h 26mAmerican Airlines
Sat 12/278:25 amSJU - FNT
2 stops15h 42mAmerican Airlines
Deal found 12/9$802
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Sat 12/207:00 amFNT - SJU
2 stops22h 11mUnited Airlines
Thu 12/2510:15 amSJU - FNT
2 stops13h 15mUnited Airlines
Deal found 12/9$812
This American Airlines deal was found by Cheapflights users on 12/7. 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 12/288:05 pmFNT - SJU
2 stops25h 00mAmerican Airlines
Wed 12/318:35 pmSJU - FNT
2 stops27h 32mAmerican Airlines
Deal found 12/7$820
This United Airlines deal was found by Cheapflights users on 12/7. 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 12/237:00 amFNT - SJU
2 stops22h 11mUnited Airlines
Wed 12/318:10 amSJU - FNT
1 stop8h 41mUnited Airlines
Deal found 12/7$825
This American Airlines deal was found by Cheapflights users on 12/7. 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 12/288:05 pmFNT - SJU
2 stops25h 00mAmerican Airlines
Tue 12/306:00 amSJU - FNT
1 stop18h 07mAmerican Airlines
Deal found 12/7$838
This American Airlines deal was found by Cheapflights users on 12/7. 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.
Sat 12/278:05 pmFNT - SJU
2 stops22h 38mAmerican Airlines
Mon 12/298:35 pmSJU - FNT
2 stops23h 58mAmerican Airlines
Deal found 12/7$843
This United Airlines deal was found by Cheapflights users on 12/7. 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 12/227:00 amFNT - SJU
2 stops14h 22mUnited Airlines
Wed 12/318:10 amSJU - FNT
1 stop8h 41mUnited Airlines
Deal found 12/7$885

Find flight deals from Flint to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Flint (FNT) to San Juan (PR1). 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 December 9, 2025.

Round-trip from

$235
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$455
From Flint Bishop to San Juan
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Flint 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, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Flint to San Juan that are best for you.

Fly from

Flint

Fly to

San Juan

Route

Depart

Return

Price

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Tue 3/24

7:15 am-8:26 pm

2 stops13h 11m

San Juan Luis Munoz Marin Intl

Tue 3/31

7:20 am-7:04 pm

2 stops11h 44m

$398

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Mon 1/19

7:00 am-10:22 pm

2 stops14h 22m

San Juan Luis Munoz Marin Intl

Wed 1/21

8:35 am-5:09 pm

1 stop9h 34m

$398

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sun 1/18

7:00 am-9:26 pm

2 stops13h 26m

San Juan Luis Munoz Marin Intl

Thu 1/22

8:35 am-5:09 pm

1 stop9h 34m

$398

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Tue 1/6

1:41 pm-10:48 am

2 stops20h 07m

San Juan Luis Munoz Marin Intl

Mon 1/12

6:30 am-11:26 pm

2 stops17h 56m

$430

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sat 2/28

7:32 pm-1:36 pm

2 stops17h 04m

San Juan Luis Munoz Marin Intl

Sun 3/8

5:00 am-10:59 pm

2 stops17h 59m

$430

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Mon 2/2

5:44 pm-4:36 pm

2 stops21h 52m

San Juan Luis Munoz Marin Intl

Wed 2/4

2:05 am-5:09 pm

2 stops16h 04m

$475

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sat 4/4

7:15 am-8:38 pm

2 stops13h 23m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Best time to book a flight from Flint to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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

What is the cheapest month to book a flight from Flint to San Juan?

Currently, August is the cheapest month in which you can book a flight from Flint to San Juan (average of $132). Flying from Flint to San Juan 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 San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated December 9, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Flint to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,089 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,089 reviews
United Airlines
7.4
Good
9,089 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,045 reviews
United Airlines
7.4
Good
9,089 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Flint to San Juan. 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?

    Located just 4.3 mi from the city center, Flint Bishop is the airport most travelers will use when flying to San Juan from Flint. Booking flights from Bishop (FNT) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 2 different airlines.

  • How long is the flight from Flint to San Juan?

    There are many flights that can get you from Flint to San Juan in 13h 11m. Fly via United Airlines or American Airlines to get the fastest option. The distance between Flint and San Juan is about 1985 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Flint to San Juan round-trip?

    Currently priced at $320, American Airlines will fly you from Flint to San Juan and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $463. American Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Flint to San Juan that include hotel bookings?

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

  • How can I find direct flights from Flint to San Juan?

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

  • Can I find deals for business class flights from Flint to San Juan?

    Yes. Cheapflights offers flight deals from Flint to San Juan 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?

    Currently, August is the cheapest month in which you can book a flight from Flint to San Juan (average of $132). Flying from Flint to San Juan 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Flint to San Juan

Discover the top 2 airlines that operate flights from Flint to San Juan. 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 December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$320Average$582FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$463Average$638FlexibilityNo cancel feeOn-time69%

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