SJU - DTW

$103 Find Cheap Flights from San Juan to Detroit - Compare and Save

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Everything you should know

Cheapest round-trip
$203
Typical prices: $265-$531
Frontier
Mon 10/8Fri 10/12
SJU - DTW • 1 stop
Cheapest non-stop
$495
Typical prices: $436-$646
Delta
Sun 12/2Sat 12/8
SJU - DTW • Non-stop
Nonstop flights
You can fly direct with Delta. Average duration is 4h 48m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 88% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 23 weeks in advance save around 52% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 45% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $278 (round-trip)
Shortest trip • 6h 51m (one-way)
Insights
Insights
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We hope you love your trip to Detroit Metropolitan Wayne County Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Juan to Detroit

Thu, Oct 8 - Mon, Oct 12
Frontier Logo
7:00 am - 11:29 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
16h 29m1 stop Fort Lauderdale
Frontier Logo
4:29 pm - 3:18 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
22h 49m1 stop Fort Lauderdale
$203Frontier
Thu, Nov 5 - Sun, Nov 8
Frontier Logo
3:59 pm - 12:44 amSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
9h 45m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
3:02 pm - 12:59 amDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
8h 57m1 stop Atlanta Hartsfield-Jackson
$209Frontier
Thu, Oct 29 - Mon, Nov 2
Frontier Logo
3:59 pm - 12:44 amSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
8h 45m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
4:29 pm - 3:19 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
21h 50m1 stop Fort Lauderdale
$217Frontier
Fri, Oct 23 - Mon, Oct 26
Frontier Logo
7:00 am - 11:29 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
16h 29m1 stop Fort Lauderdale
Frontier Logo
6:30 am - 4:06 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
9h 36m1 stop Atlanta Hartsfield-Jackson
$217Frontier
Wed, Oct 21 - Mon, Oct 26
Multiple Airlines Logo
9:00 am - 9:41 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
12h 41m1 stop Fort Lauderdale
Multiple Airlines Logo
8:59 pm - 9:15 amDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
12h 16m1 stop Orlando
$352Multiple Airlines
Sat, Sep 26 - Mon, Sep 28
Delta Logo
2:30 pm - 7:07 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
4h 37mnonstop
Delta Logo
7:20 am - 4:49 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
9h 29m1 stop Atlanta Hartsfield-Jackson
$392Delta
Tue, Sep 22 - Sat, Sep 26
Delta Logo
5:59 pm - 12:54 amSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
6h 55m1 stop Atlanta Hartsfield-Jackson
Delta Logo
8:42 am - 1:16 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
4h 34mnonstop
$392Delta
Sat, Sep 26 - Mon, Sep 28
Southwest Logo
5:55 am - 12:30 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
6h 35m1 stop Baltimore/Washington
Southwest Logo
5:55 am - 4:55 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
11h 00m2 stops Nashville Intl Orlando
$396Southwest
Wed, Sep 23 - Tue, Oct 6
Southwest Logo
11:50 am - 9:35 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
9h 45m2 stops Orlando Nashville Intl
Southwest Logo
2:25 pm - 11:50 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
9h 25m2 stops Chicago Midway Orlando
$396Southwest
Tue, Mar 2 - Mon, Mar 15
Delta Logo
6:15 am - 3:11 pmSJU  San Juan Luis Munoz Marin Intl-DTW Detroit Metropolitan Wayne County
9h 56m1 stop Atlanta Hartsfield-Jackson
Delta Logo
8:35 am - 12:55 pmDTW  Detroit Metropolitan Wayne County-SJU San Juan Luis Munoz Marin Intl
4h 20mnonstop
$460Delta
Booking Insights

Price, demand and travel trends for San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport with more confidence.

How much is a round-trip flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

Round-trip flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport start at $203. Prices are below average for this route right now, with typical round-trip fares ranging from $265 to $531. The lowest price found in the past 5 days was $203 on Frontier.

What's the cheapest day of the week to fly from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

Wednesday is the cheapest day of the week to fly from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport, it is 13% cheaper than the average day. Monday is the most expensive day with flight prices 38% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

  • April is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport at $212 round-trip.
  • June ($533) and March ($464) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 151% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport the cheapest?

Flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport are cheapest 23 weeks before departure. Booking in this window typically costs about 52% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from San Juan to Detroit

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Ramsey Qubein

Ramsey Qubein

Expert on DTW

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Gabriel Leigh

Gabriel Leigh

Expert on SJU

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Key details for San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights

Low season

February

Cheapest flight

$103
Best time to beat the crowds with an average 31% drop in price.
Most popular time to fly with an average 38% increase in price.
Flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport

When to book flights from San Juan to Detroit

Are your dates flexible? Find out the best times to travel from San Juan to Detroit based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airlines offer extra legroom and free seat selection on San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights?

    Among airlines operating San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights:

    • Delta: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Only Delta operates flights between San Juan Luis Munoz Marin Intl Airport and Detroit Metropolitan Wayne County Airport.

  • Which airports can I use when flying from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport usually depart from San Juan Luis Munoz Marin Intl (SJU) and arrive at Detroit Metropolitan Wayne County (DTW).

  • Which airlines include bags at no extra cost on San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Delta: a cabin bag and a checked bag in First Class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Two cabin classes are available on flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport:

    • Economy Class
    • First Class

  • How much can I save by taking a layover when flying from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $278 round-trip via Orlando (MCO), compared to $533 for nonstop.

  • What is the standard checked-bag allowance on flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    The Boeing 737-900 family is used most often on this route, operated mainly by Delta and JetBlue. Other aircraft seen on the route include Airbus A320-100/200 variants.

  • Which airports do connecting flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport pass through?

    One-stop flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport most commonly connect through:

    • Fort Lauderdale (FLL) - 41% of one-stop connections
    • Orlando (MCO) - 25% of one-stop connections
    • New York John F Kennedy Intl (JFK) - 10% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 6% of one-stop connections

    Fort Lauderdale (FLL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Yes. Being flexible with your travel dates can save you up to 38% on the San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport route. Wednesday is the cheapest departure day at $335 round-trip on average, while Monday is the most expensive at $533, a difference of $198. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport route, 13% of flights were delayed in the past 3 months, with delays averaging 2 hours 8 minutes.

  • What popular places can I visit in Detroit Metropolitan Wayne County Airport?

    Some of the most popular sights in Detroit Metropolitan Wayne County Airport are Greektown Casino, Ford Field and Comerica Park. These are among the most viewed places in Detroit Metropolitan Wayne County Airport on KAYAK.

  • What are the earliest and latest flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    These are the earliest and latest flight times available from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport:

    • Earliest: departs at 2:10 pm and lands at 6:58 pm
    • Latest: departs at 3:15 pm and lands at 8:03 pm.

    The flight takes about 4h 48m.

  • How expensive are last-minute San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 28% above the route average of $385. Book 23 weeks before departure for the lowest fares.

  • How long is a flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    A nonstop flight from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport takes 4h 48m, covering 1,932 miles.

  • Do I need a passport to fly from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $203 to $1,225. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport looking right now?

    One-way fares from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport are currently lower than usual. Average one-way flight prices are about $176, which is 23% below the typical average for this route.

  • How do delay rates compare for morning and evening flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Afternoon flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport?

    Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 6h 51m, compared with 6h 52m via Baltimore/Washington (BWI) and 7h 00m via Charlotte Douglas (CLT).

  • What car rental options are available at Detroit Metropolitan Wayne County Airport (DTW)?

    Detroit Metropolitan Wayne County Airport (DTW) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:
    · Hertz
    · Dollar
    · Budget
    · Thrifty
    · Alamo

  • How much should I expect to pay for a San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flight?

    Round-trip flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport range from $265 to $531, with an average of $385 over the past 12 months. Anything below $265 counts as a good deal.

  • Which airlines offer Wi-Fi on San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights?

    Delta is the only airline on the San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport route offering in-flight Wi-Fi. Pricing depends on fare class.

Your guide to booking San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Monday. On this route, Wednesday flights average $335 - about $198 less than Monday (37% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 23 weeks before you fly. On this route, that window historically saves about 52% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport trip for April. Fares historically average $212 round-trip in that month - typically $321 less than the most expensive month, which is June (based on the last 12 months).
  • If arriving on time is high on your priority list, Delta is the strongest pick on this route. 88% of Delta flights from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 87%. When flights on this route do arrive late, the average delay is 2 hours 8 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Orlando Airport (MCO) can be cheaper than flying direct. The cheapest layover option averages $278 round-trip on this route - about $255 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Detroit Metropolitan Wayne County Airport.
    - The Westin Detroit Metropolitan Airport

Prefer to fly direct from San Juan to Detroit?

 
Find which airlines fly direct from San Juan Luis Munoz Marin Intl Airport to Detroit Metropolitan Wayne County Airport, which days they fly and book direct flights.

Direct departures

San Juan Luis Munoz Marin Intl to Detroit Metropolitan Wayne County

Monday

Delta

Delta

Tuesday

Delta

Delta

Wednesday

Delta

Delta

Thursday

Delta

Delta

Friday

Delta

Delta

Saturday

Delta

Delta

Sunday

Delta

Delta

See more direct flights

Direct returns

Detroit Metropolitan Wayne County to San Juan Luis Munoz Marin Intl

Monday

Delta

Delta

Tuesday

Delta

Delta

Wednesday

Delta

Delta

Thursday

Delta

Delta

Friday

Delta

Delta

Saturday

Delta

Delta

Sunday

Delta

Delta

See more direct flights

More options for your flight from San Juan to Detroit

Complete your trip to Detroit with a hotel stay or car rental