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Cheap flights from Detroit to Puerto Rico from C$ 239

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 28/6. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — SJU
15 Jun — 22 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Detroit to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest flights from Detroit to Puerto Rico
Explore the most affordable flight options available from Detroit to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 May 2026.

Tue 26/512:55 p.m.
DTW
-
SJU
1 stop11h 46m
Frontier
Tue 2/66:00 a.m.
SJU
-
DTW
1 stop30h 00m
Frontier
Deal found 15/5C$ 531
Tue 25/86:25 a.m.
DTW
-
SJU
2 stops11h 45m
Southwest
Wed 26/811:50 a.m.
SJU
-
DTW
2 stops8h 40m
Southwest
Deal found 12/5C$ 542
Wed 16/96:00 a.m.
DTW
-
SJU
2 stops10h 25m
Southwest
Mon 28/93:20 p.m.
SJU
-
DTW
1 stop6h 55m
Southwest
Deal found 13/5C$ 555
Tue 9/612:42 p.m.
DTW
-
SJU
1 stop12h 02m
Frontier
Tue 16/65:15 p.m.
SJU
-
DTW
1 stop7h 29m
Frontier
Deal found 12/5C$ 560
Tue 2/67:45 a.m.
DTW
-
SJU
1 stop8h 52m
JetBlue
Tue 9/67:50 a.m.
SJU
-
DTW
2 stops14h 45m
JetBlue
Deal found 12/5C$ 564
Thu 28/512:44 p.m.
DTW
-
SJU
1 stop10h 38m
Frontier
Thu 11/63:35 p.m.
SJU
-
DTW
1 stop20h 00m
Frontier
Deal found 12/5C$ 583
Sat 23/56:20 a.m.
DTW
-
SJU
1 stop7h 47m
Frontier
Sat 30/55:15 p.m.
SJU
-
DTW
1 stop7h 24m
Frontier
Deal found 16/5C$ 586

Find flight deals from Detroit to Puerto Rico

Keep the following information in mind while searching for Detroit to Puerto Rico flight deals. Data was last updated 16 May 2026.

Round-trip from

C$ 531

One-way from

C$ 239

Popular in

December

Cheapest in

August

Average price

C$ 494

Good round-trip deal

C$ 807 or less
Frontier
  • Frontier
  • 26/5-2/6
  • 2 total stops
  • 41h 46m total
  • Detroit to Puerto Rico
Search Deals
Frontier
  • Frontier
  • 28/6
  • 1 total stop
  • 29h 08m total
  • Detroit to Puerto Rico
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to Puerto Rico.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Puerto Rico 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 16 May 2026.
Use the filters below to find and compare flights from Detroit to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Sun 14/6

6:00 a.m.-2:14 p.m.

1 stop8h 14m

San Juan Luis Munoz Marin Intl

Wed 24/6

3:22 p.m.-12:10 a.m.

1 stop8h 48m

C$ 738
Quickest round-trip

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Wed 15/7

8:35 a.m.-1:11 p.m.

Nonstop4h 36m

San Juan Luis Munoz Marin Intl

Thu 23/7

2:21 p.m.-7:03 p.m.

Nonstop4h 42m

C$ 752

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Sun 26/7

8:35 a.m.-1:11 p.m.

Nonstop4h 36m

San Juan Luis Munoz Marin Intl

Fri 31/7

2:21 p.m.-7:03 p.m.

Nonstop4h 42m

C$ 752

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Tue 2/6

12:40 p.m.-9:05 p.m.

2 stops8h 25m

San Juan Luis Munoz Marin Intl

Tue 9/6

5:00 a.m.-3:05 p.m.

2 stops10h 05m

C$ 799

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Sat 4/7

6:20 a.m.-3:45 p.m.

2 stops9h 25m

San Juan Luis Munoz Marin Intl

Wed 8/7

7:00 a.m.-5:55 p.m.

2 stops10h 55m

C$ 803

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Tue 26/5

1:20 p.m.-11:40 p.m.

2 stops10h 20m

San Juan Luis Munoz Marin Intl

Tue 2/6

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

2 stops10h 00m

C$ 826

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Tue 26/5

12:40 p.m.-11:40 p.m.

2 stops11h 00m

San Juan Luis Munoz Marin Intl

Tue 9/6

5:00 a.m.-3:05 p.m.

2 stops10h 05m

C$ 826

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Tue 9/6

3:50 p.m.-12:15 a.m.

2 stops8h 25m

San Juan Luis Munoz Marin Intl

Tue 16/6

5:00 a.m.-3:05 p.m.

2 stops10h 05m

C$ 847

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Tue 25/8

5:25 a.m.-2:44 p.m.

1 stop9h 19m

San Juan Luis Munoz Marin Intl

Tue 25/8

1:00 a.m.-3:29 p.m.

2 stops14h 29m

C$ 867

DetroitSan Juan

DTW - SJU

DTWSJU

Detroit Metropolitan Wayne County

Mon 20/7

1:25 p.m.-11:35 p.m.

2 stops10h 10m

San Juan Luis Munoz Marin Intl

Mon 27/7

10:20 a.m.-9:00 p.m.

2 stops10h 40m

C$ 867

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/5

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Detroit to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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 to Puerto Rico

How far ahead should I book a flight from Detroit to Puerto Rico?

Booking 1 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to Puerto Rico. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Detroit to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Detroit to Puerto Rico (average of C$ 92). Flying from Detroit to Puerto Rico in December is currently the most expensive (average of C$ 2,303). 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 DTT to PR?

Find hourly flight availability from Detroit to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Puerto Rico as you normally would.

Weekly flight availability from Detroit to Puerto Rico

Explore weekly flight availability from Detroit to Puerto Rico. 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 16 May 2026.

The most flights from DTT to PR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated 16 May 2026.
Get a feel of what it's like to fly with Delta,Spirit Airlines, andFrontier from Detroit to Puerto Rico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,454 reviews
Check prices

Overall

7.9

Comfort

7.8

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,454 reviews
Delta
7.9
Good
8,454 reviews
Check prices

Overall

7.9

Comfort

7.8

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Spirit Airlines
6.2
Okay
8,625 reviews
Delta
7.9
Good
8,454 reviews
Check prices

Overall

7.9

Comfort

7.8

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Frontier
5.7
Fair
2,949 reviews
Delta
7.9
Good
8,454 reviews
Check prices

Overall

7.9

Comfort

7.8

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Detroit to Puerto Rico. 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 Puerto Rico?

    For a flight from Detroit to Puerto Rico, you will be flying from All airports. Detroit All airports (DTT) is just 0.9 km from the centre of the city.

  • How long is the flight from Detroit to Puerto Rico?

    For as low as C$ 752, JetBlue can have you in Puerto Rico from Detroit in 4h 36m. The distance between Detroit and Puerto Rico is about 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 flights from Detroit to Puerto Rico?

    While on average a flight from Detroit to Puerto Rico is generally C$ 1,006, our data shows the cheapest flight currently is C$ 508. When looking at the most popular route, (Detroit Metropolitan Wayne County - San Juan Luis Munoz Marin Intl), you can expect to pay C$ 751 for that flight.

  • Can I find deals for flights from Detroit to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Detroit to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Puerto Rico?

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

  • Can I find deals for business class flights from Detroit to Puerto Rico?

    Yes. Cheapflights offers flight deals from Detroit to Puerto Rico 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 to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Detroit to Puerto Rico (average of C$ 92). Flying from Detroit to Puerto Rico in December is currently the most expensive (average of C$ 2,303). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Detroit to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Luis Munoz Marin Intl flights
Detroit to Oranjestad flights
Detroit to Punta Cana flights
Detroit to George Town flights

Top 3 airlines flying from Detroit to Puerto Rico

Discover the top 3 airlines that operate flights from Detroit to Puerto Rico. 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 16 May 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapestC$ 142AverageC$ 516FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Spirit AirlinesCheapestC$ 274AverageC$ 402FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapestC$ 351AverageC$ 535FlexibilityNo cancel feeOn-timeN/A
Search Delta 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 Puerto Rico?

Deals for Detroit to Puerto Rico flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Detroit to Puerto Rico?

Cheapflights simply makes it quick and affordable to book flights from Detroit to Puerto Rico by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Detroit to Puerto Rico with no change fees?

Yes, we can. To see specific flights from Detroit to Puerto Rico 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 Puerto Rico become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Puerto Rico from Detroit today and book when prices fit your budget.

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