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$70+ Cheap flights from Luis Munoz Marin Intl (SJU) to Detroit Metropolitan Wayne County Airport (DTW)

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DTW
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Detroit Metropolitan Wayne County are usually found in August or January, booked 47 days in advance, depart on a Thursday or Friday and return on a Monday

Cheap 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 (DTW). 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 September 11, 2025.

Round-trip from

$139
(Cheapflightsfares)

One-way from

$70
(Cheapflightsfares)

Popular in

May

Cheapest in

August

Average price

$260

Good round-trip deal

$210 or less

Good one-way deal

$121 or less
From San Juan Luis Munoz Marin Intl to Detroit Metropolitan Wayne County
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One-way flight from San Juan Luis Munoz Marin Intl to Detroit Metropolitan Wayne County
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Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from San Juan Luis Munoz Marin Intl to Detroit Metropolitan Wayne County.
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Price to beat on a one-way flight from San Juan Luis Munoz Marin Intl to Detroit Metropolitan Wayne County.
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Find 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 September 11, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:38 pmSJU - DTW
Nonstop4h 46mSpirit Airlines
Sun 9/289:12 amDTW - SJU
Nonstop4h 31mSpirit Airlines
Deal found 9/10$139
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:38 pmSJU - DTW
Nonstop4h 46mSpirit Airlines
Mon 9/297:02 amDTW - SJU
1 stop7h 09mSpirit Airlines
Deal found 9/10$164
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/22:38 pmSJU - DTW
Nonstop4h 46mSpirit Airlines
Mon 10/64:50 pmDTW - SJU
1 stop8h 54mSpirit Airlines
Deal found 9/10$171
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:38 pmSJU - DTW
Nonstop4h 46mSpirit Airlines
Thu 9/259:12 amDTW - SJU
Nonstop4h 31mSpirit Airlines
Deal found 9/11$186
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/203:19 pmSJU - DTW
1 stop7h 21mSpirit Airlines
Sat 10/48:45 pmDTW - SJU
1 stop14h 28mSpirit Airlines
Deal found 9/10$195
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/117:10 amSJU - DTW
1 stop8h 09mAmerican Airlines
Sat 10/1810:02 amDTW - SJU
1 stop13h 52mAmerican Airlines
Deal found 9/11$199
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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.
Wed 10/82:49 amSJU - DTW
1 stop10h 59mSpirit Airlines
Sun 10/126:52 amDTW - SJU
1 stop7h 20mSpirit Airlines
Deal found 9/9$203

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 September 11, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport 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

Thu 9/25

2:38 pm-7:24 pm

Nonstop4h 46m

Detroit Metropolitan Wayne County

Sun 9/28

9:12 am-1:43 pm

Nonstop4h 31m

$139

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Fri 10/10

2:49 am-1:39 pm

1 stop10h 50m

Detroit Metropolitan Wayne County

Sat 10/18

2:33 pm-12:54 am

1 stop10h 21m

$202

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Wed 10/8

2:49 am-1:48 pm

1 stop10h 59m

Detroit Metropolitan Wayne County

Sun 10/12

6:52 am-2:12 pm

1 stop7h 20m

$203

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Thu 10/30

1:06 pm-10:14 pm

1 stop9h 08m

Detroit Metropolitan Wayne County

Mon 11/3

8:55 am-2:12 pm

Nonstop4h 17m

$228

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Fri 10/10

5:43 pm-12:56 am

1 stop7h 13m

Detroit Metropolitan Wayne County

Mon 10/13

8:55 am-1:12 pm

Nonstop4h 17m

$256

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Thu 10/9

7:05 am-3:20 pm

1 stop8h 15m

Detroit Metropolitan Wayne County

Mon 10/13

3:05 pm-1:44 am

2 stops34h 39m

$256

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Wed 9/24

12:28 am-8:17 am

1 stop7h 49m

Detroit Metropolitan Wayne County

Sun 9/28

2:53 pm-12:54 am

1 stop10h 01m

$275

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Wed 10/29

2:49 am-1:48 pm

1 stop10h 59m

Detroit Metropolitan Wayne County

Mon 11/3

7:22 am-2:44 am

3 stops18h 22m

$277

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Fri 10/10

5:18 pm-10:13 am

1 stop16h 55m

Detroit Metropolitan Wayne County

Mon 10/13

6:29 pm-1:44 am

3 stops31h 15m

$305

San JuanDetroit

SJU - DTW

SJUDTW

San Juan Luis Munoz Marin Intl

Thu 9/18

2:38 pm-7:24 pm

Nonstop4h 46m

$85

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 20 results
1
2

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 Metropolitan Wayne County Airport

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to Detroit. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport (average of $250). Flying from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport in March is currently the most expensive (average of $305). 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 DTW?

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 September 11, 2025.

It’s typically best to fly out from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport in the morning. Doing so could potentially save you 42% on the flight price compared to flying at noon, which is usually more expensive.

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

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 September 7, 2025.

Travelers seeking maximum savings on their San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 11, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,913 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,023 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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?

    Detroit Metropolitan Wayne County (DTW) is the airport you will fly into if you book a flight from San Juan Luis Munoz Marin Intl to Detroit. You should not have trouble finding flights to Detroit Metropolitan Wayne County from San Juan Luis Munoz Marin Intl; the airport handles an average of 0 inbound flights from San Juan Luis Munoz Marin Intl per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Detroit airport from San Juan Luis Munoz Marin Intl. It is only a 17.3 mi journey from Detroit Metropolitan Wayne County (DTW) to Detroit’s city center.

  • How long is the flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Spirit Airlines and Delta can get you from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport in just under 4h 46m. Your travel time can differ by up to 4h 22m. Airlines will cover a distance of 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 Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport round-trip?

    Currently priced at $106, Spirit Airlines will fly you from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Delta - these airlines can fly you to your destination from $199 and $204, respectively. Spirit Airlines is priced at 63% lower than the current average price of a flight leaving 3 months from now.

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

    The top 3 most reliable airlines when flying from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport are Delta (84%), WestJet (81%) and Spirit Airlines (78%).

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

    Looking for the cheapest flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport? While on average our users pay $296, our data indicates the cheapest price to be $83. The most popular route (San Juan Luis Munoz Marin Intl - Detroit Metropolitan Wayne County), is priced around $139.

  • 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 Metropolitan Wayne County Airport?

    Currently, August is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport (average of $250). Flying from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport in March is currently the most expensive (average of $305). 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 Metropolitan Wayne County Airport?

Book flights to Detroit Metropolitan Wayne County Airport if you plan to visit one of these locations
Sterling Heights
Dearborn
Troy
Warren
Southfield
Novi
Clarkston
Allen Park
Utica
Plymouth
Monroe
Wixom
Brighton
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Roseville
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Port Huron
Auburn Hills
Madison Heights
Southgate

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Luis Munoz Marin Intl to Detroit

Discover the top 5 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$106Average$247FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$199Average$585FlexibilityNo cancel feeOn-time71%
DeltaCheapest$204Average$502FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$250Average$250FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$364Average$574FlexibilityNo cancel feeOn-time63%

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