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Luis Munoz Marin Intl

$102+ Cheap flights from Michigan to Luis Munoz Marin Intl (SJU)

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — SJU
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Michigan to Luis Munoz Marin Intl

Cheapest flights from Michigan to Luis Munoz Marin Intl
Explore the most affordable flight options available from Michigan to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Frontier deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:27 pmORD - SJU
1 stop15h 07mFrontier
Tue 1/139:00 amSJU - ORD
1 stop9h 52mFrontier
Deal found 12/14$201
This JetBlue deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:45 amORD - SJU
1 stop10h 04mJetBlue
Sun 12/282:21 pmSJU - ORD
1 stop9h 43mJetBlue
Deal found 12/13$202
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 pmORD - SJU
1 stop12h 34mMultiple Airlines
Thu 1/154:35 pmSJU - ORD
1 stop8h 09mMultiple Airlines
Deal found 12/14$203
This Frontier deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:15 pmORD - SJU
1 stop8h 14mFrontier
Thu 1/1511:55 amSJU - ORD
1 stop8h 30mFrontier
Deal found 12/15$205
This Frontier deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/291:44 pmORD - SJU
1 stop9h 22mFrontier
Tue 1/139:00 amSJU - ORD
1 stop9h 52mFrontier
Deal found 12/13$220
This Priceline deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:25 amORD - SJU
1 stop10h 57mMultiple Airlines
Sun 12/218:08 pmSJU - ORD
Nonstop5h 17mMultiple Airlines
Deal found 12/13$230
This Frontier deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:27 pmORD - SJU
1 stop15h 07mFrontier
Mon 1/124:39 pmSJU - ORD
1 stop8h 00mFrontier
Deal found 12/14$233
This deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:39 pmORD - SJU
1 stop9h 15mFrontier
Tue 1/139:00 amSJU - ORD
1 stop9h 52mFrontier
Deal found 12/14$235
This American Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:25 pmORD - SJU
Nonstop4h 35mAmerican Airlines
Thu 1/156:00 amSJU - ORD
Nonstop5h 35mAmerican Airlines
Deal found 12/15$236
This Super.com deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:22 pmDTW - SJU
1 stop14h 11mSpirit Airlines
Wed 1/76:28 pmSJU - DTW
1 stop6h 31mSpirit Airlines
Deal found 12/12$236
This Frontier deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:15 pmORD - SJU
1 stop8h 14mFrontier
Sun 1/112:29 amSJU - ORD
1 stop13h 53mFrontier
Deal found 12/14$237
This Priceline deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:00 amORD - SJU
1 stop9h 53mMultiple Airlines
Mon 12/229:37 pmSJU - ORD
1 stop13h 25mMultiple Airlines
Deal found 12/13$238

Find flight deals from Michigan to Luis Munoz Marin Intl

Keep the following information in mind while searching for Michigan to Luis Munoz Marin Intl flight deals. Data was last updated December 15, 2025.

Round-trip from

$172
(Priceline)

One-way from

$102
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$572

Good round-trip deal

$439 or less

Good one-way deal

$273 or less
From Michigan to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Michigan to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Michigan to San Juan Luis Munoz Marin Intl.
Search Deals
Price to beat on a one-way flight from Michigan to San Juan Luis Munoz Marin Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Michigan to Luis Munoz Marin Intl 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 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Michigan to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Michigan

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sat 1/31

9:40 am-7:26 pm

1 stop7h 46m

San Juan Luis Munoz Marin Intl

Tue 2/3

11:06 am-7:36 pm

1 stop10h 30m

$202

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 1/20

7:45 am-6:07 pm

1 stop8h 22m

San Juan Luis Munoz Marin Intl

Sat 1/24

10:25 am-7:36 pm

1 stop11h 11m

$205

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sun 2/1

7:45 am-6:05 pm

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Mon 2/2

11:06 am-7:36 pm

1 stop10h 30m

$205

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Tue 1/6

10:55 am-12:14 am

1 stop11h 19m

San Juan Luis Munoz Marin Intl

Tue 1/13

11:06 am-7:36 pm

1 stop10h 30m

$205

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sun 1/18

7:45 am-6:05 pm

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Fri 1/23

11:06 am-7:36 pm

1 stop10h 30m

$205

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Sun 2/1

7:45 am-6:05 pm

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Mon 2/16

5:22 pm-11:10 pm

1 stop7h 48m

$205

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Fri 2/6

7:45 am-6:02 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Sat 2/14

5:22 pm-11:10 pm

1 stop7h 48m

$211

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Wed 1/28

9:40 am-7:23 pm

1 stop7h 43m

San Juan Luis Munoz Marin Intl

Mon 2/2

11:06 am-7:36 pm

1 stop10h 30m

$216

ChicagoSan Juan

ORD - SJU

ORDSJU

Chicago O'Hare Intl

Mon 2/9

7:45 am-6:02 pm

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Mon 3/9

12:44 pm-10:56 pm

1 stop11h 12m

$216

Grand RapidsSan Juan

GRR - SJU

GRRSJU

Grand Rapids Gerald R. Ford Intl

Sun 1/25

6:15 am-4:36 pm

1 stop9h 21m

San Juan Luis Munoz Marin Intl

Wed 1/28

4:52 pm-11:40 pm

1 stop7h 48m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 60 results
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Best time to book a flight from Michigan to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Michigan 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 Michigan to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Michigan to San Juan Luis Munoz Marin Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Michigan to San Juan Luis Munoz Marin Intl Airport (average of $132). Flying from Michigan to San Juan Luis Munoz Marin Intl Airport in April is currently the most expensive (average of $212). 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 MI to SJU?

Find hourly flight availability from Michigan to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s typically best to fly out from Michigan to San Juan Luis Munoz Marin Intl Airport in the afternoon. Doing so could potentially save you 24% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Michigan to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Michigan to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Michigan to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Michigan to San Juan Luis Munoz Marin Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Michigan to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Michigan to San Juan Luis Munoz Marin Intl Airport?

    JetBlue, United Airlines, and American Airlines can get you from Michigan to San Juan Luis Munoz Marin Intl Airport in just under 7h 46m. Your travel time can differ by up to 9h 34m. Airlines will cover a distance of 2073 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Michigan to San Juan Luis Munoz Marin Intl Airport one-way?

    One-way options have recently been found by users for as low as $62 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $69 and United Airlines from $112 one-way.

  • What are the most popular routes from Michigan to San Juan Luis Munoz Marin Intl Airport?

    Most travelers choose Chicago O'Hare Intl - San Juan Luis Munoz Marin Intl, Detroit Metropolitan Wayne County - San Juan Luis Munoz Marin Intl or Chicago Midway - San Juan Luis Munoz Marin Intl when deciding on the best route from Michigan to San Juan Luis Munoz Marin Intl Airport.

  • What are the most reliable airlines from Michigan to San Juan Luis Munoz Marin Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Michigan to San Juan Luis Munoz Marin Intl Airport consider choosing Spirit Airlines (100%), WestJet (88%) or Delta (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Michigan to San Juan Luis Munoz Marin Intl Airport?

    While on average a flight from Michigan to San Juan Luis Munoz Marin Intl Airport is generally $476, our data shows the cheapest flight currently is $173. When looking at the most popular route, (Chicago O'Hare Intl - San Juan Luis Munoz Marin Intl), you can expect to pay $116 for that flight.

  • Can I find deals for flights from Michigan to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Michigan to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Michigan to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Michigan to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from Michigan to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Michigan to Luis Munoz Marin Intl 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 Michigan to San Juan Luis Munoz Marin Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Michigan to San Juan Luis Munoz Marin Intl Airport (average of $132). Flying from Michigan to San Juan Luis Munoz Marin Intl Airport in April is currently the most expensive (average of $212). 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

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Humacao
Luquillo
Bayamón

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Alternative routes for Michigan to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Michigan to Luis Munoz Marin Intl

Discover the top 7 airlines that operate flights from Michigan to Luis Munoz Marin Intl. 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 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$267FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$148Average$283FlexibilityNo cancel feeOn-time65%
DeltaCheapest$231Average$549FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$235Average$550FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$264Average$567FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$281Average$362FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$354Average$567FlexibilityNo cancel feeOn-time63%

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