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Cheap flights from Detroit (DTT) to San Juan (SJU)

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The best prices from Detroit to San Juan are usually found in August or July, booked 21 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

How to find the cheapest flight from
Detroit (DTT) to San Juan (SJU)

DTT - PR1
Price
$199 - $540
PR1
Temperature
82.4 - 89.6 °F
PR1
Rainfall
1.3 - 5.8 inches

Popular in

December

High demand for flights, 39% potential price rise

Cheapest in

August

Best time to find cheap flights, 40% potential price drop

Round-trip from

$199

From Detroit to San Juan

One-way from

$93

One-way flight from Detroit to San Juan

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Detroit to San Juan?

Users have found that flying from Detroit to San Juan on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Detroit to San Juan?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 19 days in advance, which can save you up to 7% on flights from Detroit to San Juan compared to booking the week you need them. Waiting 19 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $262. For sooner than that we have options available in the next 3 days from $281.

What is the cheapest month to fly from Detroit to San Juan?

Our data shows that August tends to be the cheapest month to fly to San Juan from Detroit. Users have commonly found prices around $313 for the month, but tickets can be as low as $121. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Detroit to San Juan (DTT - PR1)?

It’s typically best to fly out from Detroit to San Juan in the evening. Doing so could potentially save you 28% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap flights from Detroit to San Juan in January, February 2021

The best prices found for DTT to SJU flights for January, February
8 Feb - 12 Feb
$97pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
7 Feb - 12 Feb
$100pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
7 Feb - 12 Feb
$103pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County

Detroit to San Juan 2021 flight deals

Cheap flights to San Juan from Detroit found for this year
8 Feb - 12 Feb
$97pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
7 Feb - 12 Feb
$100pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
7 Feb - 12 Feb
$103pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County

Non-stop flights to San Juan from Detroit

Save time with Detroit to San Juan direct flight deals
20 Feb - 27 Feb
$199pp
DTW
Detroit Metropolitan Wayne County
Delta
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Delta
Non-Stop
DTW
Detroit Metropolitan Wayne County
29 Jan - 6 Feb
$209pp
DTW
Detroit Metropolitan Wayne County
Delta
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Delta
Non-Stop
DTW
Detroit Metropolitan Wayne County
19 Feb - 14 Mar
$219pp
DTW
Detroit Metropolitan Wayne County
Delta
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Delta
Non-Stop
DTW
Detroit Metropolitan Wayne County

Last minute flights from Detroit to San Juan

Late deals on round-trip flights to San Juan from Detroit, departing today and this week
1 Feb - 9 Feb
$107pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County
2 Feb - 4 Feb
$112pp
DTW
Detroit Metropolitan Wayne County
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
 
1 STOP
DTW
Detroit Metropolitan Wayne County
1 Feb - 6 Feb
$123pp
DTW
Detroit Metropolitan Wayne County
Spirit Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
 
1 STOP
DTW
Detroit Metropolitan Wayne County

One-way flights to San Juan from Detroit

The cheapest one-way flights from Detroit to San Juan
1:54 am - 3:37 pm
Spirit Airlines
1 Stop
12h 43m
DTW - SJU
Spirit Airlines
$93
FareScan
3:40 am - 9:22 am
Delta
Nonstop
4h 42m
DTW - SJU
Delta
$100
Delta
6:40 am - 5:55 pm
American Airlines
2 Stops
10h 15m
DTW - SJU
American Airlines

Related info for your journey

Useful info, stats and facts about Detroit to San Juan flights.

Flight FAQs

From Detroit to San Juan

Are flight prices decreasing from Detroit to San Juan due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Detroit and San Juan for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Detroit to San Juan to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. New policies for travelers booking flights from Detroit to San Juan include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Detroit to San Juan have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Spirit Airlines, Delta, and American Airlines flying from Detroit to San Juan have implemented new flexible cancellation policies.

Can I find flights from Detroit to San Juan for under $100 on Cheapflights?

Yes, there are multiple flights from Detroit to San Juan for under $100. The cheapest flight booked recently is on Spirit Airlines for just $97, but on average you can expect to pay $121.

Are there nonstop flights from Detroit to San Juan for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Detroit to San Juan under $200. A good price for a nonstop flight from Detroit to San Juan is less than $341.

Are there last-minute flights available from Detroit to San Juan for under $200?

There are currently 20+ open flights from Detroit to San Juan within the next 7 days for less than $200.

Is Detroit weather warmer or cooler than San Juan?

Our data indicates that the weather will be 90 °F on average in the month of June. The temperature in San Juan is typically hotter than in Detroit. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long is the flight from Detroit to San Juan?

Departing from Detroit to San Juan will take you 6h 16m.

What is the cheapest airline to fly from Detroit to San Juan round-trip?

Spirit Airlines, at $97, was found to be the cheapest airline from Detroit to San Juan.. This flight start at 70% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Detroit to San Juan one-way?

$44 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $100 and $103, respectively.

Destination information for San Juan

Things to know before you go. Useful info for your trip from Detroit to San Juan
Today's exchange rate
$1 = $1.00
Average temperature for January in San Juan
82.4 °F
Avg rainfall for January in San Juan
3.6 ″

Airports servicing Detroit

Airports servicing San Juan

San Juan Isla Grande (SIG)

Top 6 airlines flying from Detroit to San Juan

The chart below displays the airlines Cheapflights users traveling from Detroit to San Juan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$162 $248 No cancel fee 62%
Spirit Airlines
$158 $345 No cancel fee 65%
United Airlines
$171 $418 No cancel fee 69%
JetBlue
$155 $436 No cancel fee 62%
American Airlines
$189 $455 No cancel fee 71%
Delta
$180 $522 No cancel fee N/A

Hourly flight availability from Detroit to San Juan

Morning 6 AM to noon 100% of DTT to SJU departures
Early morning Midnight to 6 AM 0% of DTT to SJU departures
Afternoon Noon to 6 PM 0% of DTT to SJU departures
Evening 6 PM to midnight 0% of DTT to SJU departures
Midnight
6 AM
Noon
6 PM
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