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Cheap flights from Miami to San Juan from £49

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 29/12. 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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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Frontier Logo
17:59 - 21:42
MIA
-
SJU
2h 43mdirect
Frontier Logo
02:29 - 13:11
SJU
-
MIA
11h 42m1 stop
£100Frontier
Fri, 9 Jan - Sun, 11 Jan
Frontier Logo
17:59 - 21:42
MIA
-
SJU
2h 43mdirect
Frontier Logo
02:29 - 13:11
SJU
-
MIA
11h 42m1 stop
£104Frontier
Fri, 9 Jan - Sun, 11 Jan
Spirit Airlines Logo
14:01 - 01:41
MIA
-
SJU
10h 40m1 stop
Spirit Airlines Logo
02:59 - 12:56
SJU
-
MIA
10h 57m1 stop
£111Spirit Airlines
Sat, 31 Jan - Fri, 6 Feb
Multiple Airlines Logo
15:26 - 18:58
MIA
-
SJU
2h 32mdirect
Multiple Airlines Logo
06:00 - 07:57
SJU
-
MIA
2h 57mdirect
£114Multiple Airlines
Thu, 29 Jan - Sun, 1 Feb
Spirit Airlines Logo
15:26 - 18:58
MIA
-
SJU
2h 32mdirect
Spirit Airlines Logo
02:59 - 12:56
SJU
-
MIA
10h 57m1 stop
£122Spirit Airlines
Thu, 29 Jan - Sat, 31 Jan
Spirit Airlines Logo
15:26 - 18:58
MIA
-
SJU
2h 32mdirect
Spirit Airlines Logo
11:52 - 13:50
SJU
-
MIA
2h 58mdirect
£125Spirit Airlines
Fri, 9 Jan - Sun, 11 Jan
Spirit Airlines Logo
22:42 - 01:20
MIA
-
SJU
2h 38mdirect
Spirit Airlines Logo
11:07 - 14:05
SJU
-
MIA
2h 58mdirect
£126Spirit Airlines
Sat, 25 Apr - Mon, 27 Apr
Multiple Airlines Logo
22:56 - 02:35
MIA
-
SJU
2h 39mdirect
Multiple Airlines Logo
02:59 - 12:57
SJU
-
MIA
10h 58m1 stop
£134Multiple Airlines
Thu, 12 Feb - Tue, 17 Feb
Delta Logo
05:50 - 17:17
MIA
-
SJU
10h 27m1 stop
Delta Logo
18:27 - 00:51
SJU
-
MIA
7h 24m1 stop
£138Delta
Mon, 12 Jan - Wed, 28 Jan
Spirit Airlines Logo
14:04 - 01:37
MIA
-
SJU
10h 33m1 stop
Spirit Airlines Logo
02:59 - 12:57
SJU
-
MIA
10h 58m1 stop
£146Spirit Airlines
Wed, 18 Feb - Sun, 22 Feb

American Airlines flights from Miami to San Juan

Our best American Airlines deals on Miami to San Juan flight tickets
American Airlines
12 Feb
MIA17:52Miami
2h 41m
SJU21:33San Juan Luis Munoz Marin Intl
18 Feb
SJU08:15San Juan Luis Munoz Marin Intl
3h 00m
MIA10:15Miami
£155
Find similar
American Airlines
31 Jan
MIA20:12Miami
2h 47m
SJU23:59San Juan Luis Munoz Marin Intl
7 Feb
SJU06:00San Juan Luis Munoz Marin Intl
3h 01m
MIA08:01Miami
£185
Find similar

Southwest flights from Miami to San Juan

Our best Southwest deals on Miami to San Juan flight tickets
Southwest
7 May
MIA06:20Miami
6h 50m
1 stop
SJU13:10San Juan Luis Munoz Marin Intl
10 May
SJU05:00San Juan Luis Munoz Marin Intl
9h 15m
1 stop
MIA14:15Miami
£195
Find similar
Southwest
1 May
MIA06:20Miami
8h 35m
1 stop
SJU14:55San Juan Luis Munoz Marin Intl
5 May
SJU08:20San Juan Luis Munoz Marin Intl
12h 50m
2 stops
MIA21:10Miami
£234
Find similar
Southwest
7 Mar
MIA06:55Miami
13h 05m
1 stop
SJU21:00San Juan Luis Munoz Marin Intl
17 Mar
SJU05:55San Juan Luis Munoz Marin Intl
14h 10m
2 stops
MIA20:05Miami
£235
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 18 December 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

Fri 9/1

17:59-21:42

Nonstop2h 43m

San Juan Luis Munoz Marin Intl

Sun 11/1

02:29-13:11

1 stop11h 42m

£100

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 9/1

17:59-21:42

Nonstop2h 43m

San Juan Luis Munoz Marin Intl

Sun 11/1

02:29-13:11

1 stop11h 42m

£104

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Sat 31/1

14:01-01:41

1 stop10h 40m

San Juan Luis Munoz Marin Intl

Fri 6/2

02:59-12:56

1 stop10h 57m

£111

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Thu 29/1

15:26-18:58

Nonstop2h 32m

San Juan Luis Munoz Marin Intl

Sun 1/2

06:00-07:57

Nonstop2h 57m

£114

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Thu 29/1

15:26-18:58

Nonstop2h 32m

San Juan Luis Munoz Marin Intl

Sat 31/1

02:59-12:56

1 stop10h 57m

£122

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 9/1

15:26-18:58

Nonstop2h 32m

San Juan Luis Munoz Marin Intl

Sun 11/1

11:52-13:50

Nonstop2h 58m

£125

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Sat 25/4

22:42-01:20

Nonstop2h 38m

San Juan Luis Munoz Marin Intl

Mon 27/4

11:07-14:05

Nonstop2h 58m

£126

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Thu 12/2

22:56-02:35

Nonstop2h 39m

San Juan Luis Munoz Marin Intl

Tue 17/2

02:59-12:57

1 stop10h 58m

£134

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Mon 12/1

05:50-17:17

1 stop10h 27m

San Juan Luis Munoz Marin Intl

Wed 28/1

18:27-00:51

1 stop7h 24m

£138

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Wed 18/2

14:04-01:37

1 stop10h 33m

San Juan Luis Munoz Marin Intl

Sun 22/2

02:59-12:57

1 stop10h 58m

£146

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 February. Flight prices, which tend to average around £116, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to San Juan from Miami during April instead. Flights to San Juan in April, while not as cheap as those in February, still average around £138.

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 Wednesday when prices can be found for as low as £233. 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 Friday, with ticket prices averaging around £283.

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 £245. 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 £423.

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 £177 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 £146 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 34m

Direct flights

Tue, Wed, Fri, Sat and Sun

Airports in San Juan

2 airports
The fastest flight from Miami to San Juan takes 2h 34m
Direct flights go from Miami to San Juan on Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There are 2 airports in San Juan. From Miami there are direct flights to San Juan Luis Munoz Marin Intl (SJU).
Search flight deals

  • How far is Miami to San Juan by plane?

    There are 1031.5 mi between Miami and San Juan. Typically, this will take 2h 34m 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
American AirlinesPriceFrom £84Free CancellationRating
7.2
11,053 reviews
Search American Airlines flights
FrontierPriceFrom £107Free CancellationRating
5.8
3,082 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