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$77+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DTT
ene. 22 — ene. 291
jue. 1/22
jue. 1/29
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 23, 2025.

This eDestinos deal was found by Cheapflights users on 12/22. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:28 pmSJU - DTW
1 stop6h 31mSpirit Airlines
vie. 1/26:40 pmDTW - SJU
1 stop16h 18mSpirit Airlines
Deal found 12/22$191
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
mar. 12/2311:38 amSJU - DTW
1 stop6h 57mMultiple Airlines
vie. 1/28:37 amDTW - SJU
1 stop15h 43mMultiple Airlines
Deal found 12/22$201
This Super.com deal was found by Cheapflights users on 12/22. 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 Super.com 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
jue. 1/16:40 pmDTW - SJU
1 stop16h 18mSpirit Airlines
Deal found 12/22$210
This Cheapflightsfares deal was found by Cheapflights users on 12/21. 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. 12/2812:53 pmSJU - DTW
1 stop12h 49mSpirit Airlines
lun. 1/125:30 amDTW - SJU
1 stop9h 05mSpirit Airlines
Deal found 12/21$244
This Cheapflightsfares deal was found by Cheapflights users on 12/21. 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. 12/264:10 amSJU - DTW
1 stop6h 23mSpirit Airlines
vie. 1/210:38 amDTW - SJU
1 stop14h 34mSpirit Airlines
Deal found 12/21$274
This Super.com deal was found by Cheapflights users on 12/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/224:10 amSJU - DTW
1 stop6h 23mSpirit Airlines
sáb. 1/36:00 amDTW - SJU
1 stop7h 20mSpirit Airlines
Deal found 12/21$275
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
mar. 12/236:28 pmSJU - DTW
1 stop6h 31mMultiple Airlines
sáb. 1/37:30 pmDTW - SJU
2 stops17h 29mMultiple Airlines
Deal found 12/21$302
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
mar. 12/2311:38 amSJU - DTW
1 stop6h 57mMultiple Airlines
jue. 1/17:04 pmDTW - SJU
2 stops12h 35mMultiple Airlines
Deal found 12/22$307
This OneTravel deal was found by Cheapflights users on 12/22. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/254:10 amSJU - DTW
1 stop6h 23mSpirit Airlines
vie. 1/25:23 pmDTW - SJU
1 stop24h 50mSpirit Airlines
Deal found 12/22$340

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 23, 2025.

Round-trip from

$180
(Expedia)

One-way from

$77
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$278
From San Juan to Detroit (DTT)
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One-way flight from San Juan to Detroit (DTT)
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Highest demand for flights based on searches. 17% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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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 23, 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

jue. 1/15

9:04 pm-9:27 am

1 stop13h 23m

Detroit Metropolitan Wayne County

lun. 1/26

3:14 pm-11:59 pm

1 stop7h 45m

$180

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

jue. 1/15

11:52 am-10:12 pm

1 stop11h 20m

Detroit Metropolitan Wayne County

dom. 1/18

8:00 am-3:35 pm

1 stop6h 35m

$182

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mié. 1/7

7:05 pm-10:11 am

1 stop16h 06m

Detroit Metropolitan Wayne County

sáb. 1/17

5:15 am-11:33 pm

1 stop17h 18m

$198

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

jue. 1/8

10:47 pm-6:12 pm

1 stop20h 25m

Detroit Metropolitan Wayne County

mié. 1/14

5:30 am-3:35 pm

1 stop9h 05m

$199

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mar. 3/3

11:52 am-9:39 pm

1 stop10h 47m

Detroit Metropolitan Wayne County

dom. 3/8

5:45 am-2:31 pm

1 stop8h 46m

$202

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

sáb. 1/24

6:00 am-1:52 pm

1 stop8h 52m

Detroit Metropolitan Wayne County

mié. 1/28

5:30 am-3:35 pm

1 stop9h 05m

$205

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mar. 1/27

6:00 am-1:52 pm

1 stop8h 52m

Detroit Metropolitan Wayne County

mar. 2/3

5:30 am-3:35 pm

1 stop9h 05m

$209

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

jue. 1/29

8:00 am-2:21 pm

1 stop7h 21m

Detroit Metropolitan Wayne County

sáb. 1/31

3:16 pm-11:59 pm

1 stop7h 43m

$227

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

lun. 2/9

8:00 am-2:19 pm

1 stop7h 19m

$90

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mié. 2/18

3:17 pm-11:07 pm

1 stop8h 50m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 19 results
1
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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 23, 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 36% 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 23, 2025.

The most flights from PR1 to DTT are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 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 23, 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
8,014 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

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
8,014 reviews
Delta
7.9
Good
8,014 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

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
8,196 reviews
Delta
7.9
Good
8,014 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

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 4 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 11h 20m. Frontier provides one of the quickest options available for as low as $182. The distance from San Juan to Detroit is about 1932 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 64% 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: WestJet (93%), KLM (91%), Delta( 83%).

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

    The cheapest flight price from San Juan to Detroit is $98. On average you can expect to pay $887. The most popular route, (San Juan Luis Munoz Marin Intl - Detroit Metropolitan Wayne County), can usually be booked for $176.

  • 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$102Average$216FlexibilityNo cancel feeOn-time65%
DeltaCheapest$194Average$440FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$199Average$545FlexibilityNo cancel feeOn-time71%

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