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$89+ Cheap flights from San Juan to Detroit (DTT)

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DTT
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
1 adult, Economy
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Cheap flight deals from San Juan to Detroit

Cheapest flights from San Juan to Detroit
Explore the most affordable flight options available from San Juan to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/511:38 amSJU - DTW
1 stop11h 03mSpirit Airlines
lun. 12/87:49 amDTW - SJU
1 stop15h 56mSpirit Airlines
Deal found 12/2$197
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2311:38 amSJU - DTW
1 stop6h 57mSpirit Airlines
vie. 1/29:46 amDTW - SJU
1 stop13h 47mSpirit Airlines
Deal found 12/3$204
This FlightHub deal was found by Cheapflights users on 12/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/188:20 amSJU - DTW
1 stop12h 14mSpirit Airlines
mar. 12/2310:38 amDTW - SJU
1 stop14h 34mSpirit Airlines
Deal found 12/2$205
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/124:10 amSJU - DTW
1 stop6h 58mSpirit Airlines
lun. 12/156:00 amDTW - SJU
1 stop17h 16mSpirit Airlines
Deal found 12/3$210
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1111:38 amSJU - DTW
1 stop11h 03mSpirit Airlines
mié. 12/177:42 pmDTW - SJU
1 stop13h 51mSpirit Airlines
Deal found 12/3$215
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
vie. 12/264:10 amSJU - DTW
1 stop6h 23mSpirit Airlines
sáb. 1/36:40 pmDTW - SJU
1 stop16h 18mSpirit Airlines
Deal found 12/2$217
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/216:00 amSJU - DTW
1 stop19h 16mSpirit Airlines
sáb. 1/37:20 amDTW - SJU
1 stop13h 45mSpirit Airlines
Deal found 12/3$219
This CheapOair deal was found by Cheapflights users on 12/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/134:10 amSJU - DTW
1 stop6h 58mSpirit Airlines
lun. 12/157:49 amDTW - SJU
1 stop15h 56mSpirit Airlines
Deal found 12/3$223
This Expedia deal was found by Cheapflights users on 12/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/411:38 amSJU - DTW
1 stop7h 15mSpirit Airlines
lun. 12/87:49 amDTW - SJU
1 stop15h 56mSpirit Airlines
Deal found 12/3$226

Find flight deals from San Juan to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Detroit (DTT). 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 diciembre 4, 2025.

Round-trip from

$180
(Frontier)

One-way from

$89
(Cheapflightsfares)

Popular in

January

Cheapest in

October

Average price

$250
From San Juan to Detroit (DTT)
Search Deals
One-way flight from San Juan to Detroit (DTT)
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan to Detroit 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 diciembre 4, 2025.
Use the filters below to find and compare flights from San Juan to Detroit that are best for you.

Fly from

San Juan

Fly to

Detroit

Route

Depart

Return

Price

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mar. 12/23

11:38 am-5:35 pm

1 stop6h 57m

Detroit Metropolitan Wayne County

vie. 1/2

9:46 am-12:33 am

1 stop13h 47m

$204

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

jue. 12/18

8:20 am-7:34 pm

1 stop12h 14m

Detroit Metropolitan Wayne County

mar. 12/23

10:38 am-2:12 am

1 stop14h 34m

$205

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

sáb. 12/13

4:10 am-10:08 am

1 stop6h 58m

Detroit Metropolitan Wayne County

lun. 12/15

7:49 am-12:45 am

1 stop15h 56m

$223

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mar. 1/27

4:40 pm-4:06 pm

3 stops24h 26m

Detroit Metropolitan Wayne County

mar. 2/3

5:00 am-4:22 pm

1 stop10h 22m

$266

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

lun. 12/15

11:38 am-9:41 pm

1 stop11h 03m

Detroit Metropolitan Wayne County

dom. 12/21

7:22 pm-10:33 am

1 stop14h 11m

$268

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

sáb. 12/20

4:10 am-9:33 am

1 stop6h 23m

Detroit Metropolitan Wayne County

dom. 12/21

7:22 pm-10:33 am

1 stop14h 11m

$276

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

vie. 12/19

6:28 pm-11:59 pm

1 stop6h 31m

Detroit Metropolitan Wayne County

mar. 12/23

12:15 pm-7:13 pm

2 stops29h 58m

$285

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mar. 12/23

3:54 am-1:44 pm

1 stop10h 50m

Detroit Metropolitan Wayne County

mié. 12/31

2:43 pm-2:39 am

1 stop10h 56m

$294

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

lun. 12/15

6:14 pm-12:19 am

1 stop7h 05m

Detroit Metropolitan Wayne County

jue. 12/25

7:45 am-10:05 pm

1 stop13h 20m

$299

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mié. 12/17

7:10 am-3:40 pm

1 stop9h 30m

Detroit Metropolitan Wayne County

dom. 12/21

11:03 am-8:39 am

2 stops20h 36m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 22 results
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Best time to book a flight from San Juan to Detroit

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

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

Currently, June is the cheapest month in which you can book a flight from San Juan to Detroit (average of $102). Flying from San Juan to Detroit in April is currently the most expensive (average of $201). 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 DTT?

Find hourly flight availability from San Juan to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 4, 2025.

One of the essential ways to save on airfare from San Juan to Detroit is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 37% on airfare.

What is the cheapest day to fly from San Juan to Detroit?

Use this chart to determine the cheapest time to fly round-trip from San Juan to Detroit. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Juan to Detroit flight should consider departing on Tuesday mornings 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.

Weekly flight availability from San Juan to Detroit

Explore weekly flight availability from San Juan to Detroit. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated diciembre 4, 2025.

The most flights from PR1 to DTT are scheduled on a Wednesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from San Juan to Detroit delayed?

About 12% of weekly flights between San Juan and Detroit have experienced delays in the past year, with the average delay time being 165 minutes.

What is the most punctual flight time for San Juan to Detroit flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San Juan to Detroit flights?

Over the last year, Delta have had the lowest number of delays on this route, with just 11% of flights being delayed.

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated diciembre 4, 2025.
Read through reviews of airlines operating flights from San Juan to Detroit, such as Delta and Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,159 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from San Juan to Detroit. 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 into for flights to Detroit from San Juan?

    Most people fly into Detroit All airports (DTT) if they book a flight to Detroit from San Juan. On average, All airports has 2 inbound flights from San Juan per day from 3 airlines. Detroit All airports is conveniently located just 0.6 mi from Detroit’s city center.

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

    A quick flight from San Juan to Detroit can take about 6h 57m. Spirit Airlines provides one of the quickest options available for as low as $204. The distance from San Juan to Detroit is about 1932 mi.

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

    According to our current data, Spirit Airlines ($102), Delta ($194), and American Airlines ($199) offers the cheapest pricing from San Juan to Detroit. You may be able to fly from San Juan to Detroit for 68% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Juan to Detroit one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $64. Users have also found prices from $82 and $106 on Spirit Airlines and American Airlines, respectively.

  • What are the most reliable airlines from San Juan to Detroit?

    Before booking your flight to Detroit from San Juan, check out the most reliable airlines to get you to your destination on time: Spirit Airlines (100%), WestJet (94%), KLM( 89%).

  • What are the cheapest flights from San Juan to Detroit?

    The cheapest flight price from San Juan to Detroit is $75. On average you can expect to pay $227. The most popular route, (San Juan Luis Munoz Marin Intl - Detroit Metropolitan Wayne County), can usually be booked for $195.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from San Juan to Detroit (average of $102). Flying from San Juan to Detroit in April is currently the most expensive (average of $201). 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 Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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Top 3 airlines flying from San Juan to Detroit

Discover the top 3 airlines that operate flights from San Juan to Detroit. 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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$102Average$228FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$199Average$550FlexibilityNo cancel feeOn-time71%
DeltaCheapest$204Average$453FlexibilityNo cancel feeOn-timeN/A

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