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Cheap flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport from C$ 291

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 25/2. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SJU
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Detroit to Luis Munoz Marin Intl

Enter your travel dates to find the best prices.

Cheapest flights from Detroit to Luis Munoz Marin Intl
Explore the most affordable flight options available from Detroit to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Fri 6/38:52 p.m.
DTW
-
SJU
1 stop16h 33m
Spirit Airlines
Sun 15/38:47 p.m.
SJU
-
DTW
1 stop11h 53m
Spirit Airlines
Deal found 29/1C$ 300
Thu 12/312:22 p.m.
DTW
-
SJU
1 stop11h 36m
Spirit Airlines
Fri 20/37:54 p.m.
SJU
-
DTW
1 stop13h 29m
Spirit Airlines
Deal found 27/1C$ 320
Sun 1/25:15 p.m.
DTW
-
SJU
1 stop15h 32m
Spirit Airlines
Wed 11/26:00 a.m.
SJU
-
DTW
1 stop11h 06m
Spirit Airlines
Deal found 28/1C$ 329
Fri 6/310:59 p.m.
DTW
-
SJU
2 stops23h 14m
Multiple Airlines
Sun 15/38:47 p.m.
SJU
-
DTW
1 stop11h 53m
Multiple Airlines
Deal found 29/1C$ 361
Mon 23/210:29 p.m.
DTW
-
SJU
1 stop10h 25m
Frontier
Fri 27/212:27 p.m.
SJU
-
DTW
1 stop9h 43m
Frontier
Deal found 27/1C$ 377
Sat 14/39:28 p.m.
DTW
-
SJU
1 stop12h 42m
Spirit Airlines
Sat 21/37:54 p.m.
SJU
-
DTW
1 stop13h 29m
Spirit Airlines
Deal found 27/1C$ 407
Wed 28/17:00 a.m.
DTW
-
SJU
1 stop15h 33m
Multiple Airlines
Sun 1/212:55 p.m.
SJU
-
DTW
1 stop9h 06m
Multiple Airlines
Deal found 26/1C$ 428

Find flight deals from Detroit to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTW) to Luis Munoz Marin Intl (SJU). 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 29 January 2026.

Round-trip from

C$ 320

One-way from

C$ 291

Popular in

December

Cheapest in

September

Average price

C$ 509
Spirit Airlines
  • Spirit Airlines
  • 12/3-20/3
  • 2 total stops
  • 25h 05m total
  • Detroit to San Juan
Search Deals
Delta
  • Delta
  • 25/2
  • Nonstop
  • 4h 25m total
  • Detroit to San Juan
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Luis Munoz Marin Intl 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 629,999 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Detroit

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Tue 3/3

6:00 a.m.-2:42 p.m.

1 stop7h 42m

San Juan Luis Munoz Marin Intl

Wed 4/3

1:44 p.m.-11:59 p.m.

1 stop11h 15m

C$ 440

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Fri 1/5

4:00 p.m.-11:55 p.m.

2 stops7h 55m

San Juan Luis Munoz Marin Intl

Tue 5/5

5:35 a.m.-3:35 p.m.

2 stops10h 00m

C$ 529

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Wed 25/2

8:35 a.m.-2:00 p.m.

Nonstop4h 25m

San Juan Luis Munoz Marin Intl

Tue 3/3

6:15 a.m.-12:56 p.m.

1 stop7h 41m

C$ 546

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Wed 6/5

9:00 a.m.-4:23 p.m.

1 stop7h 23m

San Juan Luis Munoz Marin Intl

Wed 13/5

1:55 p.m.-6:49 p.m.

Nonstop4h 54m

C$ 559

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Mon 13/4

8:35 a.m.-12:52 p.m.

Nonstop4h 17m

San Juan Luis Munoz Marin Intl

Wed 22/4

2:03 p.m.-6:46 p.m.

Nonstop4h 43m

C$ 580

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Sun 8/3

1:15 p.m.-11:20 p.m.

2 stops10h 05m

San Juan Luis Munoz Marin Intl

Thu 12/3

2:50 p.m.-12:15 a.m.

2 stops9h 25m

C$ 585

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Sat 2/5

7:00 a.m.-4:31 p.m.

1 stop9h 31m

San Juan Luis Munoz Marin Intl

Sat 9/5

1:55 p.m.-6:49 p.m.

Nonstop4h 54m

C$ 627

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Mon 23/2

8:35 a.m.-2:00 p.m.

Nonstop4h 25m

San Juan Luis Munoz Marin Intl

Fri 27/2

6:15 a.m.-12:56 p.m.

1 stop7h 41m

C$ 634

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Wed 10/6

8:59 a.m.-1:25 p.m.

Nonstop4h 26m

San Juan Luis Munoz Marin Intl

Wed 24/6

2:35 p.m.-7:14 p.m.

Nonstop4h 39m

C$ 634

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Sat 11/4

9:15 a.m.-8:18 p.m.

1 stop11h 03m

San Juan Luis Munoz Marin Intl

Sat 18/4

2:03 p.m.-6:46 p.m.

Nonstop4h 43m

C$ 668

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 19 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Detroit 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 Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Luis Munoz Marin Intl. Price data was last updated on 23 January 2026.

The best time to book flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport is 18 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport (average of C$ 179). Flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in April is currently the most expensive (average of C$ 280). 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 DTW to SJU?

Find hourly flight availability from Detroit to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 January 2026.

When flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated 29 January 2026.
Check out reviews from past customers who have flown with Southwest,Delta, andJetBlue from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl 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
4,267 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,127 reviews
Southwest
8.0
Very good
4,267 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,891 reviews
Southwest
8.0
Very good
4,267 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,394 reviews
Southwest
8.0
Very good
4,267 reviews
Check prices

Comfort

8.0

Crew

8.6

Food

7.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Detroit to Luis Munoz Marin Intl. 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 Detroit to San Juan Luis Munoz Marin Intl?

    For a flight from Detroit to San Juan Luis Munoz Marin Intl, you will be flying from Detroit Metropolitan Wayne County. Detroit Metropolitan Wayne County (DTW) is just 27.8 km from the centre of the city. Detroit Metropolitan Wayne County is the only Detroit airport and it handles 1 outbound flight to San Juan Luis Munoz Marin Intl per day. 4 airlines have flights to San Juan Luis Munoz Marin Intl from Detroit Metropolitan Wayne County on a regular basis.

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

    Airlines like JetBlue, Southwest, and Delta fly from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in about 4h 25m. The time it takes to get you to your destination can typically vary by up to 3h 30m. Airlines will cover a distance of 3109 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Cheapflights users have booked flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport round-trip from C$ 140. Other airlines that can offer you cheap pricing are Spirit Airlines, from C$ 226, and Delta, from C$ 310. These flights start at 72% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Detroit to Luis Munoz Marin Intl 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 Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport (average of C$ 179). Flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in April is currently the most expensive (average of C$ 280). 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

Travelling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Luquillo

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Detroit to Luis Munoz Marin Intl

Discover the top 4 airlines that operate flights from Detroit to Luis Munoz Marin Intl. 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 629,999 searches. Data last updated 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapestC$ 140AverageC$ 510FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Spirit AirlinesCheapestC$ 226AverageC$ 353FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapestC$ 310AverageC$ 572FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
SouthwestCheapestC$ 428AverageC$ 805FlexibilityNo cancel feeOn-time63%
Search Southwest flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Detroit to Luis Munoz Marin Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Detroit to Luis Munoz Marin Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Detroit to Luis Munoz Marin Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Detroit to Luis Munoz Marin Intl.

Can Cheapflights find flights from Detroit to Luis Munoz Marin Intl with no change fees?

Yes, we can. To see specific flights from Detroit to Luis Munoz Marin Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Detroit to Luis Munoz Marin Intl become cheaper?

Yes! Start tracking prices for Detroit to Luis Munoz Marin Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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