Cheap Flights from Detroit, MI to San Juan from $111

On Cheapflightsplus.com you will find 3 direct and 270 connecting flights from Detroit to San Juan. You can compare airfare deals from 5 airlines and multiple travel sites from $111, book and save on cheap plane tickets and last minute offers. Also check out DTT-SJU flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Detroit to San Juan depends on and how to choose the most interesting flight option for you.

Distance between Detroit and San Juan is 3106 miles. Time difference between the cities is 1h. Airplanes depart 05:00 to 23:44 from 2 Detroit airports and arrive 05:00 to 23:44 to 2 San Juan airports. Average flight time is 4h 30m.

  • The fastest flight 4h 29m
  • Average flight time 4h 30m
  • The earliest flight 05:00
  • The latest flight 23:44
  • Distance 1930 ml

The cheapest months to travel to San Juan are july (from 111 $), august (from 122 $), september (from 126 $).

The most expensive months are november (from 553 $), december (from 493 $), october (from 151 $).

What is the lowest airfare Detroit to San Juan?

The cheapest plane ticket found by our users is $111. This airfare is for economy class on one-way NK1543 flight by Spirit Airlines for August 7, 2025 which leaves All airports in Detroit at 07:30 am and arrives at San Juan Luis Munoz Marin Intl at 12:02.

Economy class
$111
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Business class
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First class
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Flight Schedule Detroit (Michigan) to San Juan

05:15 — 11:57
6h 42m flight time
Find flight
from$135
05:15 — 07:22 Detroit — Atlanta
NK2350 Spirit Airlines
1h 7m stop
08:29 — 11:57 Atlanta — San Juan
NK2404 Spirit Airlines
05:30 — 14:45
9h 15m flight time
Find flight
from$131
05:30 — 07:37 Detroit — Atlanta
NK1363 Spirit Airlines
3h 40m stop
11:17 — 14:45 Atlanta — San Juan
NK1389 Spirit Airlines
06:10 — 10:39
4h 29m flight time
Find flight
from$126
Detroit — San Juan
NK2798 Spirit Airlines
06:15 — 15:43
9h 28m flight time
Find flight
from$138
06:15 — 08:17 Detroit — Dallas
NK1095 Spirit Airlines
1h 38m stop
09:55 — 15:43 Dallas — San Juan
NK1379 Spirit Airlines
07:30 — 12:02
4h 32m flight time
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from$111
Detroit — San Juan
NK1543 Spirit Airlines
09:52 — 16:38
6h 46m flight time
Find flight
from$130
09:42 — 11:16 Detroit — Baltimore
F91516 Frontier Airlines
1h 24m stop
12:51 — 16:43 Baltimore — San Juan
F92266 Frontier Airlines
11:47 — 07:59+1day
20h 12m flight time
Find flight
from$132
13:06 — 15:53 Detroit — Orlando
F94286 Frontier Airlines
14h 40m stop
12:49 — 15:54 Orlando — San Juan
F91824 Frontier Airlines
12:16 — 16:46
4h 30m flight time
Find flight
from$122
Detroit — San Juan
NK3898 Spirit Airlines
13:06 — 02:39+1day
13h 33m flight time
Find flight
from$130
09:57 — 12:34 Detroit — Orlando
F94286 Frontier Airlines
7h 47m stop
23:40 — 02:39 Orlando — San Juan
F94726 Frontier Airlines
13:06 — 20:29
7h 23m flight time
Find flight
from$131
09:57 — 12:34 Detroit — Orlando
F94286 Frontier Airlines
1h 27m stop
17:20 — 20:29 Orlando — San Juan
F93506 Frontier Airlines
13:06 — 08:59+1day
19h 53m flight time
Find flight
from$137
09:57 — 12:34 Detroit — Orlando
F94286 Frontier Airlines
14h 7m stop
06:05 — 09:04 Orlando — San Juan
F92250 Frontier Airlines
17:15 — 00:46+1day
7h 31m flight time
Find flight
from$131
16:33 — 18:20 Detroit — Raleigh
F92640 Frontier Airlines
2h 14m stop
21:15 — 00:46 Raleigh — San Juan
F91226 Frontier Airlines
17:26 — 10:06+1day
16h 40m flight time
Find flight
from$138
17:26 — 20:35 Detroit — Miami
NK1557 Spirit Airlines
11h 5m stop
07:40 — 10:06 Miami — San Juan
NK1396 Spirit Airlines
21:14 — 15:43+1day
18h 29m flight time
Find flight
from$138
21:14 — 23:20 Detroit — Dallas
NK1060 Spirit Airlines
10h 35m stop
09:55 — 15:43 Dallas — San Juan
NK1379 Spirit Airlines
22:04 — 11:57+1day
13h 53m flight time
Find flight
from$135
22:04 — 00:17 Detroit — Atlanta
NK2493 Spirit Airlines
8h 12m stop
08:29 — 11:57 Atlanta — San Juan
NK2404 Spirit Airlines
Full flight schedule will help you in detecting at what time planes fly from Detroit to San Juan. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 17, 2025.

Popular Airlines on the Route

The flight Detroit — San Juan is served by 5 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 1 departures per week at the price of from $ 998 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 998.

Direct flights

There are 3 nonstop flights on the route. The fastest direct flight is NK2798 by Spirit Airlines takes 4h 29m and the cheapest is NK1543 by Spirit Airlines for $111.

  • NK - Spirit Airlines
    from $111
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Connecting Flights

There are 270 flights with layovers on the route. The fastest connecting flight is UA6106 by United Airlines takes 6h 34m and the cheapest is NK1543 by Spirit Airlines for $130.

  • AS - Alaska Airlines
    from $998
    Find
  • F9 - Frontier Airlines
    from $130
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  • SY - Sun Country Airlines
    from $219
    Find
  • UA - United Airlines
    from $239
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  • NK - Spirit Airlines
    from $131
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Airports

You can fly from Detroit to San Juan from 2 airports (Willow Run, Detroit City).

Detroit airports

  • Willow Run-YIP
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  • Detroit City-DET
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San Juan airports

  • Isla Grande-SIG
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  • Luis Munoz Marin Intl-SJU
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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