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Cheap flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport from C$ 121

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SJU
11 Sep — 18 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Detroit Metropolitan Wayne County to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 2 days in advance, depart on a Monday or Wednesday and return on a Monday

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 12 August 2026.

Mon 9/111:30 p.m. -
2 stops10h 25m
Wed 18/116:10 a.m. -
2 stops10h 05m
Deal found 10/8C$ 474
Sat 19/98:42 a.m. -
Nonstop4h 34m
Sat 26/92:30 p.m. -
Nonstop4h 37m
Deal found 12/8C$ 483
Sun 1/117:25 p.m. -
1 stop12h 33m
Sun 8/117:42 p.m. -
1 stop16h 35m
Deal found 8/8C$ 485
Mon 16/113:55 p.m. -
1 stop6h 25m
Sat 21/113:30 p.m. -
1 stop8h 35m
Deal found 11/8C$ 495
Sat 3/103:29 p.m. -
1 stop8h 20m
Sat 10/106:45 a.m. -
1 stop8h 17m
Deal found 12/8C$ 496
Tue 1/96:40 a.m. -
2 stops11h 53m
Sat 5/912:55 a.m. -
1 stop8h 34m
Deal found 12/8C$ 497
Wed 28/109:00 a.m. -
2 stops11h 30m
Wed 4/116:10 a.m. -
2 stops10h 05m
Deal found 12/8C$ 510
Fri 27/114:50 p.m. -
1 stop7h 15m
Fri 4/126:40 a.m. -
1 stop9h 35m
Deal found 12/8C$ 511
Tue 22/94:00 p.m. -
1 stop6h 19m
Sat 3/102:30 p.m. -
Nonstop4h 37m
Deal found 12/8C$ 518
Tue 8/98:45 a.m. -
2 stops9h 25m
Tue 15/910:30 a.m. -
2 stops10h 05m
Deal found 11/8C$ 520
Tue 20/109:00 a.m. -
2 stops11h 30m
Thu 29/105:00 a.m. -
2 stops8h 15m
Deal found 12/8C$ 524

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 12 August 2026.

Round-trip from

C$ 474

One-way from

C$ 121

Popular in

December

Cheapest in

October

Average price

C$ 522
Southwest
  • Southwest
  • 9/11-18/11
  • 4 total stops
  • 20h 30m total
  • Detroit to San Juan
Search Deals
Frontier
  • Frontier
  • 21/9
  • 1 total stop
  • 22h 54m total
  • Detroit to San Juan
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 12 August 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Mon 1/2

5:15 a.m.-3:50 p.m.

2 stops9h 35m

San Juan Luis Munoz Marin Intl

Tue 9/2

6:15 a.m.-12:25 p.m.

1 stop7h 10m

C$ 483

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Sat 5/9

8:40 a.m.-1:16 p.m.

Nonstop4h 36m

San Juan Luis Munoz Marin Intl

Sat 12/9

2:50 p.m.-12:53 a.m.

1 stop10h 03m

C$ 490

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Tue 1/9

6:25 a.m.-6:10 p.m.

2 stops11h 45m

San Juan Luis Munoz Marin Intl

Sun 6/9

5:20 a.m.-2:20 p.m.

2 stops9h 00m

C$ 531

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Sun 24/1

3:15 p.m.-11:05 p.m.

1 stop6h 50m

San Juan Luis Munoz Marin Intl

Sat 30/1

6:10 a.m.-5:55 p.m.

2 stops12h 45m

C$ 543

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Mon 25/1

3:15 p.m.-11:05 p.m.

1 stop6h 50m

San Juan Luis Munoz Marin Intl

Sat 6/2

6:10 a.m.-12:35 p.m.

1 stop7h 25m

C$ 554

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Mon 1/2

8:40 a.m.-2:05 p.m.

Nonstop4h 25m

San Juan Luis Munoz Marin Intl

Tue 9/2

6:15 a.m.-5:09 p.m.

1 stop11h 54m

C$ 641

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Thu 10/9

5:55 a.m.-4:55 p.m.

2 stops11h 00m

San Juan Luis Munoz Marin Intl

Sun 13/9

6:00 a.m.-2:20 p.m.

2 stops8h 20m

C$ 659
Quickest round-trip

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Mon 25/1

8:40 a.m.-2:05 p.m.

Nonstop4h 25m

San Juan Luis Munoz Marin Intl

Sat 6/2

6:15 a.m.-12:34 p.m.

1 stop7h 19m

C$ 671

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Fri 11/12

11:40 a.m.-8:45 p.m.

1 stop8h 05m

San Juan Luis Munoz Marin Intl

Mon 14/12

5:40 a.m.-3:15 p.m.

2 stops10h 35m

C$ 684
Cheapest one-way

DetroitSan Juan

DTW Detroit Metropolitan Wayne County - SJU San Juan Luis Munoz Marin Intl

DTWSJU

Detroit Metropolitan Wayne County

Sun 6/9

6:00 a.m.-2:38 p.m.

1 stop8h 38m

C$ 212

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/8

Showing 1-10 of 20 resultsSorted by cheapest first
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?

The best time to book flights from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport is 1 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, October 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$ 451). Flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of C$ 837). 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 12 August 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?

Airfare is typical for this route at the moment.

Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport flights typically cost between C$ 433 and C$ 605 in November.
The cheapest round-trip price found within the last 5 days was C$ 474 on Southwest (9 Nov-18 Nov).

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 12 August 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
4,218 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Southwest
8.0
Very good
4,218 reviews
Southwest
8.0
Very good
4,218 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Delta
7.8
Good
8,504 reviews
Southwest
8.0
Very good
4,218 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
JetBlue
7.1
Good
3,035 reviews
Southwest
8.0
Very good
4,218 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Frontier
5.6
Fair
2,699 reviews
Southwest
8.0
Very good
4,218 reviews
Check prices

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.

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 0 outbound flights 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 Southwest and Delta fly from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in about 4h 36m. The time it takes to get you to your destination can typically vary by up to 4h 59m. 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$ 115. Other airlines that can offer you cheap pricing are JetBlue, from C$ 144, and Delta, from C$ 356. These flights start at 80% 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, October 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$ 451). Flying from Detroit Metropolitan Wayne County Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of C$ 837). 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
Bayamón

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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 12 August 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 115AverageC$ 487FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapestC$ 144AverageC$ 523FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapestC$ 356AverageC$ 603FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
SouthwestCheapestC$ 532AverageC$ 836FlexibilityNo cancel feeOn-time63%
Search Southwest flights

Fly with Cheapflights

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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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