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San Juan

$148+ Cheap flights from Flint (FNT) to San Juan

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
FNT — SJU
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap 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 January 12, 2026.

Round-trip from

$236
(American Airlines)

One-way from

$148
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$364
From Flint Bishop to San Juan
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One-way flight from Flint Bishop to San Juan
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Highest demand for flights based on searches. 16% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 12, 2026.

This American Airlines deal was found by Cheapflights users on 1/12. 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 2/47:26 pm
FNT
-
SJU
2 stops18h 38m
American Airlines
Wed 2/116:05 am
SJU
-
FNT
1 stop8h 06m
American Airlines
Deal found 1/12$236
This American Airlines deal was found by Cheapflights users on 1/12. 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 9/307:24 pm
FNT
-
SJU
2 stops22h 46m
American Airlines
Wed 10/72:00 pm
SJU
-
FNT
2 stops20h 13m
American Airlines
Deal found 1/12$256
This American Airlines deal was found by Cheapflights users on 1/11. 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 3/297:35 pm
FNT
-
SJU
2 stops24h 59m
American Airlines
Tue 4/76:56 pm
SJU
-
FNT
2 stops24h 06m
American Airlines
Deal found 1/11$296
This American Airlines deal was found by Cheapflights users on 1/11. 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 2/247:38 pm
FNT
-
SJU
2 stops17h 02m
American Airlines
Tue 3/37:00 am
SJU
-
FNT
2 stops16h 57m
American Airlines
Deal found 1/11$309
This American Airlines deal was found by Cheapflights users on 1/12. 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 2/2412:28 pm
FNT
-
SJU
2 stops20h 32m
American Airlines
Wed 2/254:10 pm
SJU
-
FNT
1 stop7h 47m
American Airlines
Deal found 1/12$311
This American Airlines deal was found by Cheapflights users on 1/12. 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 2/187:38 pm
FNT
-
SJU
1 stop8h 46m
American Airlines
Tue 2/242:23 pm
SJU
-
FNT
2 stops22h 32m
American Airlines
Deal found 1/12$316
This American Airlines deal was found by Cheapflights users on 1/12. 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 1/237:26 pm
FNT
-
SJU
2 stops18h 34m
American Airlines
Wed 2/46:00 am
SJU
-
FNT
2 stops13h 44m
American Airlines
Deal found 1/12$318
This United Airlines deal was found by Cheapflights users on 1/12. 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 5/27:15 am
FNT
-
SJU
1 stop7h 29m
United Airlines
Tue 5/127:20 am
SJU
-
FNT
2 stops11h 44m
United Airlines
Deal found 1/12$326
This American Airlines deal was found by Cheapflights users on 1/12. 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 9/237:24 pm
FNT
-
SJU
2 stops18h 11m
American Airlines
Wed 9/306:00 am
SJU
-
FNT
2 stops12h 50m
American Airlines
Deal found 1/12$329
This American Airlines deal was found by Cheapflights users on 1/11. 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 2/67:26 pm
FNT
-
SJU
1 stop18h 22m
American Airlines
Mon 2/96:00 am
SJU
-
FNT
2 stops18h 26m
American Airlines
Deal found 1/11$358
This Kiwi.com deal was found by Cheapflights users on 1/11. 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.
Tue 3/316:06 pm
FNT
-
SJU
1 stop16h 04m
Multiple Airlines
Tue 4/710:00 pm
SJU
-
FNT
2 stops36h 01m
Multiple Airlines
Deal found 1/11$381

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 January 12, 2026.
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

Wed 2/4

7:26 pm-3:04 pm

2 stops18h 38m

San Juan Luis Munoz Marin Intl

Wed 2/11

6:05 am-1:11 pm

1 stop8h 06m

$236

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Thu 4/2

5:30 am-10:58 pm

2 stops17h 28m

San Juan Luis Munoz Marin Intl

Wed 4/8

6:00 am-7:02 pm

2 stops13h 02m

$296

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Mon 3/30

7:35 pm-3:52 pm

2 stops20h 17m

San Juan Luis Munoz Marin Intl

Tue 4/7

6:56 pm-7:02 pm

2 stops24h 06m

$296

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Wed 2/18

7:38 pm-5:24 am

1 stop8h 46m

San Juan Luis Munoz Marin Intl

Wed 2/25

4:10 pm-10:57 pm

1 stop7h 47m

$316

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Sun 2/22

7:38 pm-1:33 pm

2 stops16h 55m

San Juan Luis Munoz Marin Intl

Wed 2/25

10:50 am-10:57 pm

2 stops13h 07m

$316

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Wed 2/18

12:28 pm-11:34 pm

2 stops10h 06m

San Juan Luis Munoz Marin Intl

Thu 2/26

4:10 pm-10:57 pm

1 stop7h 47m

$316

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Fri 2/20

7:38 pm-6:11 pm

2 stops21h 33m

San Juan Luis Munoz Marin Intl

Sat 2/28

6:00 am-10:57 pm

2 stops17h 57m

$316

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Tue 2/24

5:40 am-8:39 pm

2 stops13h 59m

San Juan Luis Munoz Marin Intl

Wed 3/4

2:23 pm-10:57 pm

2 stops9h 34m

$316

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Fri 2/20

7:38 pm-1:33 pm

2 stops16h 55m

San Juan Luis Munoz Marin Intl

Tue 2/24

4:40 pm-11:55 am

2 stops20h 15m

$316

FlintSan Juan

FNT - SJU

FNTSJU

Flint Bishop

Mon 2/23

12:28 pm-11:34 pm

2 stops10h 06m

San Juan Luis Munoz Marin Intl

Wed 2/25

8:00 am-10:57 pm

2 stops15h 57m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 22 results
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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 $204). 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 January 12, 2026.
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
9,149 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,149 reviews
United Airlines
7.4
Good
9,149 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,114 reviews
United Airlines
7.4
Good
9,149 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 18h 38m. Fly via American Airlines to get the fastest option. The distance between Flint and San Juan is about 1985 mi.

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

    Currently priced at $235, United Airlines will fly you from Flint to San Juan and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $320. United Airlines is priced at 59% 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 $204). 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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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 January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$235Average$607FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$320Average$582FlexibilityNo cancel feeOn-time71%

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