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Cheap flights from Miami to San Juan from £65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to San Juan departing on 21/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Miami to San Juan

Cheap return flights

Southwest Logo
11:45 - 22:45MIA-SJU
11h 00m1 stop
Southwest Logo
05:50 - 18:50SJU-MIA
13h 00m1 stop
£129Southwest
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Tue, 21 Oct - Fri, 24 Oct
Southwest Logo
06:55 - 17:25MIA-SJU
10h 30m1 stop
Southwest Logo
05:45 - 20:30SJU-MIA
14h 45m1 stop
£154Southwest
Find Deal
Wed, 1 Oct - Sat, 4 Oct
Delta Logo
14:17 - 21:59MIA-SJU
7h 42m1 stop
Delta Logo
17:43 - 00:29SJU-MIA
6h 46m1 stop
£158Delta
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Tue, 21 Oct - Wed, 29 Oct
Frontier Logo
12:27 - 16:10MIA-SJU
2h 43mdirect
Frontier Logo
18:54 - 20:45SJU-MIA
2h 51mdirect
£160Frontier
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Fri, 7 Nov - Fri, 7 Nov
Frontier Logo
05:01 - 15:19MIA-SJU
9h 18m1 stop
Frontier Logo
18:54 - 20:45SJU-MIA
2h 51mdirect
£160Frontier
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Fri, 7 Nov - Fri, 7 Nov
Delta Logo
07:10 - 16:33MIA-SJU
9h 23m1 stop
Delta Logo
07:15 - 17:10SJU-MIA
10h 55m1 stop
£174Delta
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Fri, 17 Oct - Tue, 4 Nov
Delta Logo
07:30 - 16:31MIA-SJU
9h 01m1 stop
Delta Logo
07:15 - 17:10SJU-MIA
9h 55m1 stop
£188Delta
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Thu, 2 Oct - Tue, 7 Oct
Southwest Logo
11:45 - 23:50MIA-SJU
12h 05m2 stops
Southwest Logo
05:50 - 18:50SJU-MIA
13h 00m1 stop
£194Southwest
Find Deal
Tue, 21 Oct - Thu, 23 Oct
Multiple Airlines Logo
05:01 - 15:19MIA-SJU
9h 18m1 stop
Multiple Airlines Logo
17:28 - 10:23SJU-MIA
17h 55m1 stop
£252Multiple Airlines
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Fri, 7 Nov - Fri, 7 Nov
Multiple Airlines Logo
05:01 - 15:19MIA-SJU
9h 18m1 stop
Multiple Airlines Logo
22:39 - 16:51SJU-MIA
19h 12m2 stops
£269Multiple Airlines
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Fri, 7 Nov - Fri, 7 Nov

Frontier flights from Miami to San Juan

Our best Frontier deals on Miami to San Juan flight tickets
Frontier
7 Nov
MIA12:27Miami
2h 43m
SJU16:10San Juan Luis Munoz Marin Intl
7 Nov
SJU18:54San Juan Luis Munoz Marin Intl
2h 51m
MIA20:45Miami
£160
Find similar
Frontier
7 Nov
MIA05:01Miami
9h 18m
1 stop
SJU15:19San Juan Luis Munoz Marin Intl
7 Nov
SJU18:54San Juan Luis Munoz Marin Intl
2h 51m
MIA20:45Miami
£160
Find similar
Frontier
6 Nov
MIA21:45Miami
2h 47m
SJU01:32San Juan Luis Munoz Marin Intl
22 Nov
SJU15:23San Juan Luis Munoz Marin Intl
2h 53m
MIA17:16Miami
£208
Find similar

Southwest flights from Miami to San Juan

Our best Southwest deals on Miami to San Juan flight tickets
Southwest
21 Oct
MIA11:45Miami
11h 00m
1 stop
SJU22:45San Juan Luis Munoz Marin Intl
23 Oct
SJU05:50San Juan Luis Munoz Marin Intl
13h 00m
1 stop
MIA18:50Miami
£129
Find similar
Southwest
1 Oct
MIA06:55Miami
10h 30m
1 stop
SJU17:25San Juan Luis Munoz Marin Intl
4 Oct
SJU05:45San Juan Luis Munoz Marin Intl
14h 45m
1 stop
MIA20:30Miami
£154
Find similar
Southwest
21 Oct
MIA11:45Miami
12h 05m
2 stops
SJU23:50San Juan Luis Munoz Marin Intl
23 Oct
SJU05:50San Juan Luis Munoz Marin Intl
13h 00m
1 stop
MIA18:50Miami
£194
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Miami to San Juan 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, momondo users made 279,928 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Miami to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Tue 21/10

11:45-22:45

1 stop11h 00m

San Juan Luis Munoz Marin Intl

Fri 24/10

05:50-18:50

1 stop13h 00m

£129

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Wed 1/10

06:55-17:25

1 stop10h 30m

San Juan Luis Munoz Marin Intl

Sat 4/10

05:45-20:30

1 stop14h 45m

£154

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Tue 21/10

14:17-21:59

1 stop7h 42m

San Juan Luis Munoz Marin Intl

Wed 29/10

17:43-00:29

1 stop6h 46m

£158

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 7/11

12:27-16:10

Nonstop2h 43m

San Juan Luis Munoz Marin Intl

Fri 7/11

18:54-20:45

Nonstop2h 51m

£160

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 7/11

05:01-15:19

1 stop9h 18m

San Juan Luis Munoz Marin Intl

Fri 7/11

18:54-20:45

Nonstop2h 51m

£160

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 17/10

07:10-16:33

1 stop9h 23m

San Juan Luis Munoz Marin Intl

Tue 4/11

07:15-17:10

1 stop10h 55m

£174

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Thu 2/10

07:30-16:31

1 stop9h 01m

San Juan Luis Munoz Marin Intl

Tue 7/10

07:15-17:10

1 stop9h 55m

£188

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Tue 21/10

11:45-23:50

2 stops12h 05m

San Juan Luis Munoz Marin Intl

Thu 23/10

05:50-18:50

1 stop13h 00m

£194

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 7/11

05:01-15:19

1 stop9h 18m

San Juan Luis Munoz Marin Intl

Fri 7/11

17:28-10:23

1 stop17h 55m

£252

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 7/11

05:01-15:19

1 stop9h 18m

San Juan Luis Munoz Marin Intl

Fri 7/11

22:39-16:51

2 stops19h 12m

£269

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Miami to San Juan

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 cheapest month to fly to San Juan?

The cheapest month to fly to San Juan from Miami is in October. Flight prices, which tend to average around £103, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to San Juan from Miami during February instead. Flights to San Juan in February, while not as cheap as those in October, still average around £113.

What is the cheapest day to depart on your flight to San Juan?

The cheapest day to depart on your flight to San Juan is on a Sunday when prices can be found for as low as £83. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to San Juan is Saturday, with ticket prices averaging around £329.

What is the cheapest time of day to depart on your flight to San Juan?

In the morning is the cheapest time of day to fly from Miami to San Juan when you can find flight prices for as low as £142. Flying to San Juan in the morning is an ideal time because this is during off-peak travel hours. Flights at midday are often more expensive, with an average ticket price of £416.

What is the cheapest Miami to San Juan flight route?

Fly from Miami to San Juan Luis Munoz Marin Intl for the best Miami - San Juan flight prices

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

You are more likely to see cheaper flights to San Juan from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around £154 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Miami for as low as £134 on momondo.

What cabin class options are available on Miami to San Juan flights?

There are 2 cabin classes available to choose from on Miami to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Miami to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Miami to San Juan

Fastest flight time

2h 43m

Direct flights

Thu, Fri and Sat

Airports in San Juan

1 airport
The fastest flight from Miami to San Juan takes 2h 43m
Direct flights go from Miami to San Juan on Thursday, Friday and Saturday. There are no airlines offering direct flights..
There is 1 airport near San Juan: San Juan Luis Munoz Marin Intl (SJU)
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  • How far is Miami to San Juan by plane?

    There are 1031.5 mi between Miami and San Juan. Typically, this will take 2h 43m by plane in normal conditions.

  • When did momondo last update prices for flights from Miami Airport to San Juan?

    Prices for flights from Miami Airport to San Juan are refreshed on a daily basis.

  • How many operators does momondo search for flights from Miami Airport to San Juan?

  • How old do you have to be to fly from Miami Airport to San Juan?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Miami Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The travel and health documents required for your trip to San Juan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Miami to San Juan

Compare and see reviews for airlines that fly from Miami to San Juan with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom £89Free CancellationRating
5.8
3,172 reviews
Search Frontier flights

Why use momondo?

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

Finding the right flight to San Juan from Miami is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Juan quick and easy, saving you time and money.

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

All flight searches from Miami to San Juan on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Miami to San Juan.

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

Of course. momondo tracks the price of Miami 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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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Luis Munoz Marin Intl Airport