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Cheap flights from Detroit to San Juan from $108

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Detroit to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:17 pm - 9:55 amDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
12h 38m1 stop Orlando
Frontier Logo
2:41 am - 10:35 amSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
8h 54m1 stop Atlanta Hartsfield-Jackson
$297Frontier
Tue, Feb 2 - Wed, Feb 24
Frontier Logo
3:01 pm - 11:54 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
8h 53m1 stop Philadelphia
Frontier Logo
7:00 am - 11:29 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
16h 29m1 stop Fort Lauderdale
$297Frontier
Fri, Oct 16 - Thu, Oct 22
JetBlue Logo
6:00 am - 1:49 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
6h 49m1 stop Fort Lauderdale
JetBlue Logo
3:30 pm - 9:52 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
7h 22m1 stop Fort Lauderdale
$333JetBlue
Tue, Dec 8 - Tue, Dec 15
JetBlue Logo
3:09 pm - 10:15 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
7h 06m1 stop Fort Lauderdale
JetBlue Logo
6:10 am - 3:23 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
9h 13m1 stop Fort Lauderdale
$346JetBlue
Thu, Oct 15 - Mon, Oct 19
Multiple Airlines Logo
6:51 pm - 1:53 amDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
31h 02m2 stops Raleigh-Durham Orlando
Multiple Airlines Logo
10:39 am - 11:39 amSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
25h 00m1 stop Orlando
$348Multiple Airlines
Wed, Oct 7 - Tue, Oct 13
Multiple Airlines Logo
3:01 pm - 12:04 amDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
8h 03m1 stop Philadelphia
Multiple Airlines Logo
8:58 am - 9:42 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
13h 44m1 stop Fort Lauderdale
$376Multiple Airlines
Thu, Nov 12 - Mon, Nov 16
Southwest Logo
3:15 pm - 11:05 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
6h 50m1 stop Baltimore/Washington
Southwest Logo
6:15 am - 12:25 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
7h 10m1 stop Baltimore/Washington
$388Southwest
Tue, Feb 2 - Wed, Feb 24
Southwest Logo
11:05 am - 9:55 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
10h 50m2 stops Lambert-St Louis Orlando
Southwest Logo
5:50 am - 3:30 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
9h 40m2 stops Baltimore/Washington Nashville Intl
$388Southwest
Wed, Oct 21 - Wed, Oct 28
Delta Logo
8:37 am - 1:00 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
4h 23mnonstop
Delta Logo
2:10 pm - 6:47 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
4h 37mnonstop
$407Delta
Sat, Oct 17 - Sat, Oct 24
Delta Logo
8:42 am - 1:16 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
4h 34mnonstop
Delta Logo
2:10 pm - 6:47 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
4h 37mnonstop
$407Delta
Sat, Oct 3 - Sat, Oct 10

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Frontier flights from Detroit to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Detroit to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
Oct 16
DTW3:01 pmDetroit Metropolitan Wayne County
8h 53m
1 stop
SJU11:54 pmSan Juan Luis Munoz Marin Intl
Oct 22
SJU7:00 amSan Juan Luis Munoz Marin Intl
16h 29m
1 stop
DTW11:29 pmDetroit Metropolitan Wayne County
$297
Frontier
Oct 28
DTW3:02 pmDetroit Metropolitan Wayne County
9h 57m
1 stop
SJU12:59 amSan Juan Luis Munoz Marin Intl
Nov 1
SJU6:15 amSan Juan Luis Munoz Marin Intl
8h 51m
1 stop
DTW2:06 pmDetroit Metropolitan Wayne County
$298
Frontier
Oct 16
DTW3:01 pmDetroit Metropolitan Wayne County
8h 53m
1 stop
SJU11:54 pmSan Juan Luis Munoz Marin Intl
Oct 20
SJU8:45 amSan Juan Luis Munoz Marin Intl
14h 44m
1 stop
DTW11:29 pmDetroit Metropolitan Wayne County
$299

Southwest flights from Detroit to San Juan Luis Munoz Marin Intl Airport

Our best Southwest deals on Detroit to San Juan Luis Munoz Marin Intl Airport flight tickets
Southwest
Sep 30
DTW5:35 amDetroit Metropolitan Wayne County
10h 50m
2 stops
SJU4:25 pmSan Juan Luis Munoz Marin Intl
Oct 28
SJU5:50 amSan Juan Luis Munoz Marin Intl
9h 40m
2 stops
DTW3:30 pmDetroit Metropolitan Wayne County
$402
Southwest
Sep 28
DTW5:55 amDetroit Metropolitan Wayne County
11h 00m
2 stops
SJU4:55 pmSan Juan Luis Munoz Marin Intl
Oct 2
SJU10:50 pmSan Juan Luis Munoz Marin Intl
12h 10m
2 stops
DTW11:00 amDetroit Metropolitan Wayne County
$416

momondo Fare Finder

 
Use the filters below to find and compare flights from Detroit to San Juan Luis Munoz Marin Intl Airport that are best for you.

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Route

Depart

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Price

Cheapest round-trip

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Tue 2/2

8:17 pm-9:55 am

1 stop12h 38m

San Juan Luis Munoz Marin Intl

Wed 2/24

2:41 am-10:35 am

1 stop8h 54m

$297

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Fri 10/16

3:01 pm-11:54 pm

1 stop8h 53m

San Juan Luis Munoz Marin Intl

Thu 10/22

7:00 am-11:29 pm

1 stop16h 29m

$297

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Tue 12/8

6:00 am-1:49 pm

1 stop6h 49m

San Juan Luis Munoz Marin Intl

Tue 12/15

3:30 pm-9:52 pm

1 stop7h 22m

$333

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Thu 10/15

3:09 pm-10:15 pm

1 stop7h 06m

San Juan Luis Munoz Marin Intl

Mon 10/19

6:10 am-3:23 pm

1 stop9h 13m

$346

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Wed 10/7

6:51 pm-1:53 am

2 stops31h 02m

San Juan Luis Munoz Marin Intl

Tue 10/13

10:39 am-11:39 am

1 stop25h 00m

$348

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Thu 11/12

3:01 pm-12:04 am

1 stop8h 03m

San Juan Luis Munoz Marin Intl

Mon 11/16

8:58 am-9:42 pm

1 stop13h 44m

$376

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Tue 2/2

3:15 pm-11:05 pm

1 stop6h 50m

San Juan Luis Munoz Marin Intl

Wed 2/24

6:15 am-12:25 pm

1 stop7h 10m

$388

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Wed 10/21

11:05 am-9:55 pm

2 stops10h 50m

San Juan Luis Munoz Marin Intl

Wed 10/28

5:50 am-3:30 pm

2 stops9h 40m

$388
Quickest round-trip

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Sat 10/17

8:37 am-1:00 pm

Nonstop4h 23m

San Juan Luis Munoz Marin Intl

Sat 10/24

2:10 pm-6:47 pm

Nonstop4h 37m

$407

DetroitSan Juan

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

DTWSJU

Detroit Metropolitan Wayne County

Sat 10/3

8:42 am-1:16 pm

Nonstop4h 34m

San Juan Luis Munoz Marin Intl

Sat 10/10

2:10 pm-6:47 pm

Nonstop4h 37m

$407

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Detroit to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Detroit and San Juan Luis Munoz Marin Intl Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from $242 to $384.
The lowest price recently found on this route was $297.

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $381.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Detroit is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $617. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Detroit because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $698.

What is the cheapest Detroit to San Juan Luis Munoz Marin Intl flight route?

Fly from Detroit Metropolitan Wayne County to San Juan Luis Munoz Marin Intl for the best Detroit - San Juan Luis Munoz Marin Intl flight prices

How far in advance should I book a flight from Detroit to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $453 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Detroit for as low as $378 on momondo.

What cabin class options are available on Detroit to San Juan Luis Munoz Marin Intl Airport flights?

There are 4 cabin classes available to choose from on Detroit to San Juan Luis Munoz Marin Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Detroit to San Juan Luis Munoz Marin Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Detroit to San Juan Luis Munoz Marin Intl Airport.

How have Detroit to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of September 2026, prices for Detroit to San Juan Luis Munoz Marin Intl Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Detroit to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to San Juan Luis Munoz Marin Intl Airport (DTT to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to San Juan Luis Munoz Marin Intl Airport

Best Price Found

$108

Fastest flight time

4h 20m

Direct flights

Every day
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Detroit in the past 72 hours is $108. The best round-trip flight deal from Detroit to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $297.
The fastest flight from Detroit to San Juan Luis Munoz Marin Intl Airport takes 4h 20m
Direct flights go from Detroit to San Juan Luis Munoz Marin Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Detroit to San Juan Luis Munoz Marin Intl Airport

  • How far is Detroit to San Juan Luis Munoz Marin Intl by plane?

    A flight from Detroit to San Juan Luis Munoz Marin Intl will travel around 1929.1 mi. By plane, this route typically takes 4h 20m.

  • When did momondo last update prices for flights from Detroit to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Detroit to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Detroit to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Detroit to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Detroit to San Juan Luis Munoz Marin Intl Airport?

  • What is the most popular airline from Detroit to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Detroit to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Detroit to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $180Free CancellationRating
5.6
2,598 reviews
Search Frontier flights
JetBluePriceFrom $212Free CancellationRating
7.1
3,034 reviews
Search JetBlue flights
United AirlinesPriceFrom $266Free CancellationRating
7.4
10,224 reviews
Search United Airlines flights
DeltaPriceFrom $294Free CancellationRating
7.8
8,586 reviews
Search Delta flights
American AirlinesPriceFrom $329Free CancellationRating
7.1
12,077 reviews
Search American Airlines flights
SouthwestPriceFrom $395Free CancellationRating
8.0
4,189 reviews
Search Southwest flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Caguas
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to San Juan?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Detroit to San Juan. momondo saves you time and could save you money on your trip.

Can I find flights from Detroit to San Juan with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Detroit to San Juan flights to just show those with flexible booking policies.

How can momondo help me find flights from Detroit to San Juan?

momondo provides multiple filters to help you find the best flight to San Juan from Detroit. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Detroit to San Juan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Detroit to San Juan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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