What airlines fly to San Juan?

Spirit Airlines, Frontier and JetBlue are the top three most popular airlines that fly to San Juan from Baltimore according to our data. Spirit Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to San Juan. Keep in mind that there are 7 different airlines that fly to San Juan on a routine basis, so you have a few additional options to choose from.

How many flights depart from Baltimore to San Juan on average per week?

The number of flights available between Baltimore and San Juan is 24 per week as of July 2025. The most frequent departure day is Wed, with 21% of weekly flights leaving on this day.

How many flights depart from Baltimore to San Juan on average per day?

3 flights are operational daily from Baltimore to San Juan as of July 2025. The most popular departure time for this route is 8:00AM, with 39% of flights per day taking off at noon.

What is the cheapest airline that flies from Baltimore/Washington to San Juan?

American Airlines, Spirit Airlines, and Frontier are the most popular carriers operating from Baltimore/Washington to San Juan

When did momondo last update prices for flights from Baltimore/Washington Airport to San Juan?

Prices for flights from Baltimore/Washington Airport to San Juan are refreshed on a daily basis.

How many operators does momondo search for flights from Baltimore/Washington Airport to San Juan?

As of July 2025, there are 7 operators available to choose from for flights from Baltimore/Washington Airport to San Juan.

How old do you have to be to fly from Baltimore/Washington Airport to San Juan?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to San Juan.

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

The travel and health documents you'll need for your trip to San Juan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$73 Cheap Flights from Baltimore to San Juan in 2025

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Find the cheapest flights from Baltimore to San Juan

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:30 am - 10:11 pmBWI-SJU

12h 41m1 stop

4:45 pm - 11:34 pmSJU-BWI

6h 49m1 stop

$145American Airlines

Find Deal

Tue, Oct 7 - Tue, Oct 14

8:42 pm - 12:43 amBWI-SJU

4h 01mnonstop

7:05 am - 11:05 amSJU-BWI

4h 00mnonstop

$158Spirit Airlines

Find Deal

Thu, Sep 18 - Sun, Sep 21

1:11 pm - 5:03 pmBWI-SJU

3h 52mnonstop

7:25 am - 11:26 amSJU-BWI

4h 01mnonstop

$159Frontier

Find Deal

Sat, Aug 16 - Thu, Aug 28

6:48 am - 10:29 amBWI-SJU

3h 41mnonstop

1:21 am - 5:20 amSJU-BWI

3h 59mnonstop

$160Spirit Airlines

Find Deal

Mon, Aug 4 - Wed, Aug 6

12:11 pm - 4:03 pmBWI-SJU

3h 52mnonstop

7:25 am - 11:26 amSJU-BWI

4h 01mnonstop

$164Frontier

Find Deal

Mon, Aug 25 - Fri, Aug 29

6:45 am - 4:23 pmBWI-SJU

8h 38m1 stop

6:00 am - 4:49 pmSJU-BWI

11h 49m1 stop

$165Spirit Airlines

Find Deal

Fri, Nov 7 - Mon, Nov 10

3:07 pm - 6:51 pmBWI-SJU

3h 44mnonstop

10:10 am - 2:02 pmSJU-BWI

3h 52mnonstop

$168Spirit Airlines

Find Deal

Sun, Aug 17 - Thu, Aug 21

8:42 pm - 12:43 amBWI-SJU

4h 01mnonstop

7:05 am - 11:05 amSJU-BWI

4h 00mnonstop

$170Spirit Airlines

Find Deal

Sun, Sep 28 - Thu, Oct 9

6:40 pm - 1:35 amBWI-SJU

6h 55m1 stop

1:21 am - 5:20 amSJU-BWI

3h 59mnonstop

$171Spirit Airlines

Find Deal

Tue, Aug 5 - Wed, Aug 6

1:11 pm - 5:03 pmBWI-SJU

3h 52mnonstop

7:25 am - 11:26 amSJU-BWI

4h 01mnonstop

$176Frontier

Find Deal

Sat, Aug 16 - Thu, Aug 28

Spirit Airlines flights from Baltimore to San Juan

Our best Spirit Airlines deals on Baltimore to San Juan flight tickets

Spirit Airlines

Sep 18

BWI8:42 pmBaltimore/Washington

4h 01m

SJU12:43 amSan Juan Luis Munoz Marin Intl

Sep 21

SJU7:05 amSan Juan Luis Munoz Marin Intl

4h 00m

BWI11:05 amBaltimore/Washington

$158

Find similar

Spirit Airlines

Aug 4

BWI6:48 amBaltimore/Washington

3h 41m

SJU10:29 amSan Juan Luis Munoz Marin Intl

Aug 6

SJU1:21 amSan Juan Luis Munoz Marin Intl

3h 59m

BWI5:20 amBaltimore/Washington

$160

Find similar

Spirit Airlines

Nov 7

BWI6:45 amBaltimore/Washington

8h 38m

1 stop

SJU4:23 pmSan Juan Luis Munoz Marin Intl

Nov 10

SJU6:00 amSan Juan Luis Munoz Marin Intl

11h 49m

1 stop

BWI4:49 pmBaltimore/Washington

$165

Find similar

Frontier flights from Baltimore to San Juan

Our best Frontier deals on Baltimore to San Juan flight tickets

Frontier

Aug 16

BWI1:11 pmBaltimore/Washington

3h 52m

SJU5:03 pmSan Juan Luis Munoz Marin Intl

Aug 28

SJU7:25 amSan Juan Luis Munoz Marin Intl

4h 01m

BWI11:26 amBaltimore/Washington

$159

Find similar

Frontier

Aug 25

BWI12:11 pmBaltimore/Washington

3h 52m

SJU4:03 pmSan Juan Luis Munoz Marin Intl

Aug 29

SJU7:25 amSan Juan Luis Munoz Marin Intl

4h 01m

BWI11:26 amBaltimore/Washington

$164

Find similar

Frontier

Aug 16

BWI1:11 pmBaltimore/Washington

3h 52m

SJU5:03 pmSan Juan Luis Munoz Marin Intl

Aug 28

SJU7:25 amSan Juan Luis Munoz Marin Intl

4h 01m

BWI11:26 amBaltimore/Washington

$176

Find similar

How to get the cheapest flight ticket from Baltimore 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

Prices

Airlines

Other information

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in March, then February is your next best option. Flight prices from Baltimore to San Juan during February average around $264.

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

The cheapest day to depart from Baltimore to San Juan is on a Tuesday when prices can be found for as low as $380. The most expensive day to fly to San Juan is Friday, with ticket prices averaging around $482.

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

The cheapest time of day to fly to San Juan is at noon when flights can be purchased for as low as $238. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $690 on average. Flights to San Juan from Baltimore in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Baltimore/Washington to San Juan flight route?

Fly from Baltimore/Washington to San Juan Luis Munoz Marin Intl for the best Baltimore/Washington - 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 Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $297 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Baltimore for as low as $237 on momondo.

What cabin class options are available on Baltimore/Washington to San Juan flights?

There are 1 cabin classes available to choose from on Baltimore/Washington 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 Baltimore to San Juan flight deals and tips

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

Best Price Found	$73
Fastest flight time	3h 40m
Direct flights	Every day
Airports in San Juan	1 airport

The best one-way flight to San Juan from Baltimore in the past 72 hours is $73. The best round-trip flight deal from Baltimore to San Juan found on momondo in the last 72 hours is $145.

The fastest flight from Baltimore to San Juan takes 3h 40m

Direct flights go from Baltimore to San Juan every day.

There is 1 airport near San Juan: San Juan Luis Munoz Marin Intl (SJU)

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How far is Baltimore/Washington to San Juan by plane?
A flight from Baltimore/Washington to San Juan will travel around 1569.0 mi. Flights usually cover this in 3h 40m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Baltimore/Washington Airport to San Juan?
Prices for flights from Baltimore/Washington Airport to San Juan are refreshed on a daily basis.
How many operators does momondo search for flights from Baltimore/Washington Airport to San Juan?
As of July 2025, there are 7 operators available to choose from for flights from Baltimore/Washington Airport to San Juan.
How old do you have to be to fly from Baltimore/Washington Airport to San Juan?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to San Juan.
What documentation or ID do you need to fly to San Juan?
The travel and health documents you'll need for your trip to San Juan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Baltimore to San Juan

Compare and see reviews for airlines that fly from Baltimore to San Juan with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $98	Free Cancellation	Rating 6.3 8,038 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $120	Free Cancellation	Rating 5.9 3,252 reviews	Search Frontier flights
JetBlue	PriceFrom $173	Free Cancellation	Rating 7.3 2,909 reviews	Search JetBlue flights
United Airlines	PriceFrom $199	Free Cancellation	Rating 7.4 8,864 reviews	Search United Airlines flights
American Airlines	PriceFrom $222	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $259	Free Cancellation	Rating 8.0 7,959 reviews	Search Delta flights
Southwest	PriceFrom $326	Free Cancellation	Rating 8.0 4,239 reviews	Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Baltimore to San Juan for you.

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

Yes. momondo allows you to filter the results for Baltimore to San Juan flights to just show those with flexible booking policies.

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

Once you have performed a search for Baltimore to San Juan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Baltimore 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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Fly into one of these airports located in San Juan

San Juan Isla Grande Airport

San Juan Luis Munoz Marin Intl Airport

Cheap flights from Baltimore to San Juan from $73

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to San Juan departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Baltimore to San Juan

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Spirit Airlines flights from Baltimore to San Juan

Our best Spirit Airlines deals on Baltimore to San Juan flight tickets

Frontier flights from Baltimore to San Juan

Our best Frontier deals on Baltimore to San Juan flight tickets

See travel insights to San Juan from

How to get the cheapest flight ticket from Baltimore 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?

If you’re not able to fly to San Juan in March, then February is your next best option. Flight prices from Baltimore to San Juan during February average around $264.

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

The cheapest day to depart from Baltimore to San Juan is on a Tuesday when prices can be found for as low as $380. The most expensive day to fly to San Juan is Friday, with ticket prices averaging around $482.

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

What is the cheapest Baltimore/Washington to San Juan flight route?

Fly from Baltimore/Washington to San Juan Luis Munoz Marin Intl for the best Baltimore/Washington - San Juan flight prices

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

What cabin class options are available on Baltimore/Washington to San Juan flights?

There are 1 cabin classes available to choose from on Baltimore/Washington to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Baltimore/Washington to San Juan?

American Airlines, Spirit Airlines, and Frontier are the most popular carriers operating from Baltimore/Washington to San Juan

What airlines fly to San Juan?

How many flights depart from Baltimore to San Juan on average per day?

3 flights are operational daily from Baltimore to San Juan as of July 2025. The most popular departure time for this route is 8:00AM, with 39% of flights per day taking off at noon.

How many flights depart from Baltimore to San Juan on average per week?

The number of flights available between Baltimore and San Juan is 24 per week as of July 2025. The most frequent departure day is Wed, with 21% of weekly flights leaving on this day.

Cheap Baltimore to San Juan flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in San Juan

How far is Baltimore/Washington to San Juan by plane?

When did momondo last update prices for flights from Baltimore/Washington Airport to San Juan?

How many operators does momondo search for flights from Baltimore/Washington Airport to San Juan?

How old do you have to be to fly from Baltimore/Washington Airport to San Juan?

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

Best airlines flying from Baltimore to San Juan

Compare and see reviews for airlines that fly from Baltimore to San Juan with momondo

Why use momondo?

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

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

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

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

An easier way to manage your San Juan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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