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Cheap flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport from C$ 238

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SJU
1 jul. — 8 jul.1
1 adult

Cheap 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 26 junio 2025.

Round-trip from

C$ 250

One-way from

C$ 238

Popular in

December

Cheapest in

August

Average price

C$ 518

Good round-trip deal

C$ 453 or less
Spirit Airlines
  • Spirit Airlines
  • 5/9-8/9
  • Nonstop
  • 9h 25m total
  • Detroit to San Juan
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Delta
  • Delta
  • 5/7
  • Nonstop
  • 4h 26m total
  • Detroit to San Juan
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 26 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Detroit Metropolitan Wayne County to San Juan Luis Munoz Marin Intl.
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Find flight deals from Detroit to Luis Munoz Marin Intl

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 26 junio 2025.

vie. 5/912:16 p.m.DTW - SJU
Nonstop4h 30mSpirit Airlines
lun. 8/95:41 p.m.SJU - DTW
Nonstop4h 55mSpirit Airlines
Deal found 26/6C$ 250
vie. 7/118:48 a.m.DTW - SJU
Nonstop4h 27mDelta
lun. 10/113:25 p.m.SJU - DTW
Nonstop4h 50mDelta
Deal found 25/6C$ 304
sáb. 6/911:47 a.m.DTW - SJU
1 stop20h 12mFrontier
vie. 12/93:40 a.m.SJU - DTW
1 stop7h 07mFrontier
Deal found 25/6C$ 376
sáb. 13/912:45 p.m.DTW - SJU
1 stop9h 55mSouthwest
mié. 17/98:00 a.m.SJU - DTW
2 stops10h 25mSouthwest
Deal found 24/6C$ 429
sáb. 18/1012:16 p.m.DTW - SJU
1 stop9h 08mJetBlue
vie. 24/103:03 a.m.SJU - DTW
1 stop8h 27mJetBlue
Deal found 26/6C$ 483
lun. 17/1111:00 a.m.DTW - SJU
2 stops10h 22mUnited Airlines
vie. 21/115:50 p.m.SJU - DTW
1 stop7h 09mUnited Airlines
Deal found 26/6C$ 510

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 26 junio 2025.
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

vie. 5/9

12:16 p.m.-4:46 p.m.

Nonstop4h 30m

San Juan Luis Munoz Marin Intl

lun. 8/9

5:41 p.m.-10:36 p.m.

Nonstop4h 55m

C$ 250

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

sáb. 13/9

1:35 p.m.-10:08 p.m.

1 stop8h 33m

San Juan Luis Munoz Marin Intl

mié. 17/9

5:19 p.m.-12:28 a.m.

1 stop7h 09m

C$ 316

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

sáb. 6/9

11:47 a.m.-7:59 a.m.

1 stop20h 12m

San Juan Luis Munoz Marin Intl

vie. 12/9

3:40 a.m.-10:47 a.m.

1 stop7h 07m

C$ 376

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

sáb. 13/9

12:45 p.m.-10:40 p.m.

1 stop9h 55m

San Juan Luis Munoz Marin Intl

mié. 17/9

8:00 a.m.-6:25 p.m.

2 stops10h 25m

C$ 429

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

sáb. 13/9

5:00 p.m.-2:44 p.m.

2 stops21h 44m

San Juan Luis Munoz Marin Intl

mar. 16/9

1:05 a.m.-10:56 a.m.

1 stop9h 51m

C$ 730

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

vie. 11/7

7:30 a.m.-5:44 p.m.

1 stop10h 14m

San Juan Luis Munoz Marin Intl

mar. 15/7

2:55 p.m.-11:59 p.m.

1 stop9h 04m

C$ 759

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

jue. 17/7

7:00 a.m.-11:25 p.m.

2 stops16h 25m

San Juan Luis Munoz Marin Intl

sáb. 26/7

12:59 a.m.-5:05 a.m.

2 stops28h 06m

C$ 2,424

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

sáb. 5/7

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

Nonstop4h 26m

C$ 238

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

sáb. 13/9

7:00 a.m.-12:34 p.m.

3 stops29h 34m

C$ 532

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/6

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 20 June 2025.

The best time to book flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport is 51 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, April 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$ 254). Flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of C$ 580). 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 26 junio 2025.

It’s optimal to fly from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in the afternoon. By choosing this option you can save up to 56% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport

Explore weekly flight availability from Detroit to Luis Munoz Marin Intl. 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 26 junio 2025.

The most flights from DTW to SJU are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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 26 junio 2025.
Check out reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta 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.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,838 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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 2 outbound flights to San Juan Luis Munoz Marin Intl per day. 3 airlines have flights to San Juan Luis Munoz Marin Intl from Detroit Metropolitan Wayne County on a regular basis.

  • 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$ 250. Other airlines that can offer you cheap pricing are Delta, from C$ 316, and Frontier, from C$ 376. These flights start at 54% lower than the current average price 3 months from now.

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

    Consider Spirit Airlines (100%), WestJet (95%) or Delta (84%) when booking your flight. These represent the most reliable airlines when flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport.

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

    Looking at all options, your cheapest flight can be booked for C$ 425. While the most popular route (Detroit Metropolitan Wayne County - San Juan Luis Munoz Marin Intl) can be booked for C$ 498 on average our data indicates C$ 775 when flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport.

  • 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, April 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$ 254). Flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of C$ 580). 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 Detroit Metropolitan Wayne County Airport?

Book flights to Detroit Metropolitan Wayne County Airport if you plan to visit one of these locations
Luquillo

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Top 3 airlines flying from Detroit to Luis Munoz Marin Intl

Discover the top 3 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 26 junio 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapestC$ 179AverageC$ 342FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
FrontierCheapestC$ 202AverageC$ 387FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 453AverageC$ 814FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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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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