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$64+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DTT
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from Luis Munoz Marin Intl to Detroit

Cheapest flights from Luis Munoz Marin Intl to Detroit
Explore the most affordable flight options available from Luis Munoz Marin Intl to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2310:33 amSJU - DTW
1 stop10h 40mFrontier
lun. 1/52:43 pmDTW - SJU
1 stop10h 56mFrontier
Deal found 12/9$192
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/114:10 amSJU - DTW
1 stop6h 58mSpirit Airlines
dom. 12/146:58 pmDTW - SJU
1 stop16h 34mSpirit Airlines
Deal found 12/9$195
This FlightHub 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 FlightHub 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
vie. 1/26:00 amDTW - SJU
1 stop15h 05mSpirit Airlines
Deal found 12/9$210
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2312:53 pmSJU - DTW
1 stop12h 49mMultiple Airlines
lun. 1/59:28 pmDTW - SJU
2 stops25h 37mMultiple Airlines
Deal found 12/9$220
This OneTravel 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 OneTravel 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
lun. 1/55:50 amDTW - SJU
2 stops12h 23mSpirit Airlines
Deal found 12/9$236
This FlightHub deal was found by Cheapflights users on 12/10. 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. 12/1111:38 amSJU - DTW
1 stop11h 03mSpirit Airlines
mié. 12/176:00 amDTW - SJU
1 stop17h 16mSpirit Airlines
Deal found 12/10$238
This OneTravel 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 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
mar. 12/305:23 pmDTW - SJU
1 stop24h 50mSpirit Airlines
Deal found 12/9$240
This Expedia deal was found by Cheapflights users on 12/10. 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. 12/252:21 pmSJU - DTW
1 stop10h 38mMultiple Airlines
lun. 12/292:43 pmDTW - SJU
1 stop16h 56mMultiple Airlines
Deal found 12/10$241
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 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. 12/157:49 amDTW - SJU
1 stop15h 56mSpirit Airlines
Deal found 12/11$243
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2811:38 amSJU - DTW
1 stop6h 57mSpirit Airlines
lun. 1/125:15 pmDTW - SJU
1 stop15h 32mSpirit Airlines
Deal found 12/11$244

Find flight deals from Luis Munoz Marin Intl to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$160
(Priceline)

One-way from

$64
(Expedia)

Popular in

January

Cheapest in

November

Average price

$318

Good round-trip deal

$98 or less

Good one-way deal

$240 or less
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Detroit (DTT) flight deals.
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Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Detroit (DTT) flights.
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From San Juan Luis Munoz Marin Intl to Detroit (DTT)
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One-way flight from San Juan Luis Munoz Marin Intl to Detroit (DTT)
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Highest demand for flights based on searches. 15% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from San Juan Luis Munoz Marin Intl to Detroit (DTT).
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Price to beat on a one-way flight from San Juan Luis Munoz Marin Intl to Detroit (DTT).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Luis Munoz Marin Intl 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 12, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Detroit that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Detroit

Route

Depart

Return

Price

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mar. 12/23

12:53 pm-12:42 am

1 stop12h 49m

Detroit Metropolitan Wayne County

vie. 1/2

6:40 pm-11:58 am

1 stop16h 18m

$219

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

dom. 2/15

5:45 pm-7:49 am

1 stop15h 04m

Detroit Metropolitan Wayne County

mié. 2/18

8:00 am-3:31 pm

1 stop6h 31m

$234

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

jue. 2/5

8:00 am-2:21 pm

1 stop7h 21m

Detroit Metropolitan Wayne County

dom. 2/8

12:17 pm-12:34 am

1 stop11h 17m

$236

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

jue. 12/25

4:10 am-9:33 am

1 stop6h 23m

Detroit Metropolitan Wayne County

mar. 12/30

5:23 pm-7:13 pm

1 stop24h 50m

$240

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

lun. 12/29

1:59 am-3:47 pm

1 stop14h 48m

Detroit Metropolitan Wayne County

mar. 1/6

10:38 am-2:12 am

1 stop14h 34m

$246

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

$263

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

lun. 1/5

4:10 am-9:33 am

1 stop6h 23m

Detroit Metropolitan Wayne County

mar. 1/13

5:00 am-4:22 pm

1 stop10h 22m

$302

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

mar. 1/6

7:33 pm-12:42 am

1 stop30h 09m

Detroit Metropolitan Wayne County

mar. 1/13

10:07 pm-11:40 pm

2 stops48h 33m

$304

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

jue. 12/18

12:53 pm-12:42 am

1 stop12h 49m

Detroit Metropolitan Wayne County

mar. 12/23

6:40 pm-11:58 am

1 stop16h 18m

$308

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

vie. 2/20

12:32 pm-7:49 am

2 stops20h 17m

Detroit Metropolitan Wayne County

lun. 2/23

5:05 am-6:58 pm

2 stops12h 53m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 23 results
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Compare providers for flights from Luis Munoz Marin Intl to Detroit

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luis Munoz Marin Intl to Detroit in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Detroit flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Detroit flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Detroit flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Detroit flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Juan Luis Munoz Marin Intl Airport-Detroit flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Luis Munoz Marin Intl to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport to Detroit

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Detroit?

Currently, June is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Detroit (average of $102). Flying from San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl 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 12, 2025.

One of the essential ways to save on airfare from San Juan Luis Munoz Marin Intl Airport to Detroit is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 41% on airfare.

What is the cheapest day to fly from San Juan Luis Munoz Marin Intl Airport to Detroit?

Use this chart to determine the cheapest time to fly round-trip from Luis Munoz Marin Intl to Detroit. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their San Juan Luis Munoz Marin Intl Airport 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.

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 12, 2025.
Read reviews from past customers who have flown Delta and Spirit Airlines from San Juan Luis Munoz Marin Intl Airport to Detroit. 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.
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

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
8,178 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

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 Luis Munoz Marin Intl 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 Luis Munoz Marin Intl?

    Most people fly into Detroit All airports (DTT) if they book a flight to Detroit from San Juan Luis Munoz Marin Intl. On average, All airports has 2 inbound flights from San Juan Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport to Detroit?

    For as low as $236, Spirit Airlines can have you in Detroit from San Juan Luis Munoz Marin Intl Airport in 7h 21m. Airlines will cover a distance of 1932 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Juan Luis Munoz Marin Intl Airport to Detroit round-trip?

    Currently priced at $102, Spirit Airlines will fly you from San Juan Luis Munoz Marin Intl Airport to Detroit and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $194 and $199, respectively. Spirit Airlines is currently priced 68% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to Detroit one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $64. Spirit Airlines flights start at $81 while deals on American Airlines start at $106 one-way.

  • What are the most reliable airlines from San Juan Luis Munoz Marin Intl Airport to Detroit?

    No one likes to see their flight delayed. When booking a flight from San Juan Luis Munoz Marin Intl Airport to Detroit consider choosing Spirit Airlines (100%), WestJet (94%) or KLM (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Detroit?

    Looking at all options, your cheapest flight can be booked for $75. While the most popular route (San Juan Luis Munoz Marin Intl - Detroit Metropolitan Wayne County) can be booked for $176 on average, our data indicates $858 when flying from San Juan Luis Munoz Marin Intl Airport to Detroit.

  • Can I find deals for flights from Luis Munoz Marin Intl to Detroit that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Detroit flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Detroit?

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

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Detroit?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport to Detroit?

    Currently, June is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Detroit (average of $102). Flying from San Juan Luis Munoz Marin Intl Airport 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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Alternative routes for Luis Munoz Marin Intl to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to O'Hare Intl flights
Luis Munoz Marin Intl to Midway flights
Luis Munoz Marin Intl to Detroit flights
Luis Munoz Marin Intl to Grand Rapids flights

Top 3 airlines flying from Luis Munoz Marin Intl to Detroit

Discover the top 3 airlines that operate flights from Luis Munoz Marin Intl 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$102Average$236FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$199Average$550FlexibilityNo cancel feeOn-time71%
DeltaCheapest$204Average$447FlexibilityNo cancel feeOn-timeN/A

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