Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Detroit to San Juan (DTW-SJU)

Prices were available within the past 7 days and start at $70 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Mon, Jan 26 - Fri, Jan 30
DTW
Detroit
SJU
San Juan
$140 Roundtrip, just found
$140
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Jan 26 from Detroit to San Juan, returning Fri, Jan 30, priced at $140 just found
Spirit Airlines
Sat, Jan 24 - Mon, Jan 26
DTW
Detroit
SJU
San Juan
$155 Roundtrip, found 1 hour ago
$155
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Jan 24 from Detroit to San Juan, returning Mon, Jan 26, priced at $155 found 1 hour ago
Spirit Airlines
Mon, Jan 26 - Fri, Jan 30
DTW
Detroit
SJU
San Juan
$173 Roundtrip, just found
$173
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Jan 26 from Detroit to San Juan, returning Fri, Jan 30, priced at $173 just found
Spirit Airlines
Mon, Jan 12 - Fri, Jan 16
DTW
Detroit
SJU
San Juan
$180 Roundtrip, found 9 hours ago
$180
Roundtrip
found 9 hours ago
Select Spirit Airlines flight, departing Mon, Jan 12 from Detroit to San Juan, returning Fri, Jan 16, priced at $180 found 9 hours ago
Spirit Airlines
Wed, Oct 29 - Thu, Oct 30
DTW
Detroit
SJU
San Juan
$187 Roundtrip, found 3 hours ago
$187
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Wed, Oct 29 from Detroit to San Juan, returning Thu, Oct 30, priced at $187 found 3 hours ago
Spirit Airlines
Fri, Oct 31 - Thu, Nov 6
DTW
Detroit
SJU
San Juan
$189 Roundtrip, found 12 hours ago
$189
Roundtrip
found 12 hours ago
Select Spirit Airlines flight, departing Fri, Oct 31 from Detroit to San Juan, returning Thu, Nov 6, priced at $189 found 12 hours ago
Southwest Airlines
Mon, Jan 26 - Fri, Jan 30
DTW
Detroit
SJU
San Juan
$205 Roundtrip, just found
$205
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, Jan 26 from Detroit to San Juan, returning Fri, Jan 30, priced at $205 just found
Delta
Mon, Jan 26 - Fri, Jan 30
DTW
Detroit
SJU
San Juan
$210 Roundtrip, just found
$210
Roundtrip
just found
Select Delta flight, departing Mon, Jan 26 from Detroit to San Juan, returning Fri, Jan 30, priced at $210 just found
JetBlue Airways
Mon, Jan 26 - Fri, Jan 30
DTW
Detroit
SJU
San Juan
$213 Roundtrip, just found
$213
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Jan 26 from Detroit to San Juan, returning Fri, Jan 30, priced at $213 just found
Frontier Airlines
Thu, Jan 22 - Sat, Jan 24
DTW
Detroit
SJU
San Juan
$215 Roundtrip, found 1 hour ago
$215
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Jan 22 from Detroit to San Juan, returning Sat, Jan 24, priced at $215 found 1 hour ago

Find the cheapest month to fly from Detroit (DTW) to San Juan (SJU)

August is typically the cheapest month to fly

From $134 - $427 per traveler.

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $265
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $265

Frequently asked questions

How much does a flight from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU) cost?
Lock in a cheap one-way flight from $70 or cheap return flight from $140 from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
Planning your trip for January may help you find better deals, as it's the cheapest month for flights between DTW and SJU. You'll usually find the lowest fares during the off-season.
Which airlines fly direct from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
You can fly directly from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU) on a Delta Air Lines flight.
What is the cheapest airline that flies from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
To find the cheapest airline flying from DTW to SJU, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
On average, Detroit Metropolitan Wayne County Airport (DTW) only offers 1 direct flight to Luis Munoz Marin Intl. Airport (SJU) every day. For more options, try our easy-to-use filter tool. Enter your dates, then click on "1 Stop" or "2+ Stops" to find flights with layovers.
What are the most popular departure times for flights from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
More travelers fly between DTW and SJU at 8 AM than at any other time of day. Looking to skip the crowds? Try choosing a quieter departure window and you're likely to save on your ticket as well.
What day of the week has the most flights from DTW to SJU?
If you fly on a Saturday, you'll get the biggest range of choices for flights from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU).
What is the earliest flight from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
Detroit Metropolitan Wayne County Airport (DTW)'s first flight to Luis Munoz Marin Intl. Airport (SJU) departs at approximately 7:00AM UTC-5. With a travel time of 4h 30m, you'll land at around 12:30PM UTC-4.
How long does it take to fly from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
The average flight duration from DTW to SJU is 4 hours and 26 minutes, covering a total distance of 1,950 mi.
What is the best time to fly from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid potential delays on the Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU) route, aim to fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Juan from Detroit Metropolitan Wayne County Airport (DTW)?
Check out your flight options from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU). This is the only airport in San Juan you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Last-minute bookings from DTW to SJU are generally more expensive. To secure the best rates, start searching for flights well in advance. That said, if you're flexible with your travel dates, you may find a cheap ticket right before you leave.
Can I cancel or change the date of my flight from Detroit Metropolitan Wayne County Airport (DTW) to Luis Munoz Marin Intl. Airport (SJU)?
Usually, it's possible to reschedule or cancel your DTW to SJU flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$140
Distance
1932 mi
Average flight time
3 hours 17 mins

Book with confidence

Detroit to San Juan Flights

The cheapest times to fly from Detroit to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to San Juan are during the month of January. You can find some of the cheapest flights from Detroit to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Detroit to San Juan

Sunday is one of the best days to book for cheap flights from Detroit to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Detroit to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Detroit to San Juan Flights

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